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Fakultät für Chemie
Anschrift
Universitätsstr. 5
45141 Essen
Raum
S05 V02 E19

Funktionen

  • Gruppe der Professorinnen und Professoren, Fakultätsrat
  • Universitätsprofessor/in, Analytische Chemie
  • Gruppe der Professorinnen und Professoren, Prüfungsausschuss B.Sc./M.Sc.-Studiengang Water Science
  • Gruppe der Professorinnen und Professoren, QVM-Kommission
  • Gruppe der Professorinnen und Professoren, Studienbeirat

Die folgenden Publikationen sind in der Online-Universitätsbibliographie der Universität Duisburg-Essen verzeichnet. Weitere Informationen finden Sie gegebenenfalls auch auf den persönlichen Webseiten der Person.

    Artikel in Zeitschriften

  • Becker, Christian; Jochmann, Maik; Teutenberg, Thorsten; Schmidt, Torsten Claus
    A nebulizer interface for liquid chromatography - Flame ionization detection : Development and validation
    In: Talanta: the International Journal of Pure and Applied Analytical Chemistry Jg. 206 (2020) S. 120229
    ISSN: 0039-9140; 1873-3573
  • Schulte, S.M.; Jochmann, Maik; Wolbert, Jens-Benjamin; Gehrke, Tilman; Schmidt, Torsten Claus
    A centrifuge tube reactor for the determination of bacterial methane oxidation enrichment factors without influence of diffusion related isotope fractionation
    In: Science of the Total Environment Jg. 659 (2019) S. 1382 - 1386
    ISSN: 1879-1026; 0048-9697
  • Schertzinger, Gerhard; Itzel, Fabian; Kerstein, Jill; Türk, Jochen; Schmidt, Torsten Claus; Sures, Bernd
    Accumulation pattern and possible adverse effects of organic pollutants in sediments downstream of combined sewer overflows
    In: Science of the Total Environment Jg. 675 (2019) S. 295 - 304
    ISSN: 1879-1026; 0048-9697
  • Becker, Christian; Jochmann, Maik; Schmidt, Torsten Claus
    An overview of approaches in liquid chromatography flame ionization detection
    In: TrAC - Trends in Analytical Chemistry Jg. 110 (2019) S. 143 - 149
    ISSN: 1879-3142; 0165-9936
  • Kosse, Pascal; Lübken, Manfred; Schmidt, Torsten Claus; Lange, Ruben-Laurids; Wichern, Marc
    Assessing potential impacts of phosphate precipitation on nitrous oxide emissions and the carbon footprint of wastewater treatment plants
    In: Environmental Technology Jg. 40 (2019) Nr. 16, S. 2107 - 2113
    ISSN: 0959-3330; 1479-487X
  • Kaziur, Wiebke; Salemi, Amir; Jochmann, Maik; Schmidt, Torsten Claus
    Automated determination of picogram-per-liter level of water taste and odor compounds using solid-phase microextraction arrow coupled with gas chromatography-mass spectrometry
    In: Analytical and Bioanalytical Chemistry (2019)
    ISSN: 1618-2642; 1618-2650
  • Uber, Tobias H.; Hüffer, Thorsten; Planitz, Sibylle; Schmidt, Torsten Claus
    Characterization of sorption properties of high-density polyethylene using the poly-parameter linearfree-energy relationships
    In: Environmental Pollution Jg. 248 (2019) S. 312 - 319
    ISSN: 1873-6424; 0269-7491
  • Dobaradaran, Sina; Schmidt, Torsten Claus; Lorenzo-Parodi, Nerea; Jochmann, Maik; Nabipour, Iraj; Raeisi, Alireza; Stojanovic, Nenad; Mahmoodi, Marzieh
    Cigarette butts: An overlooked source of PAHs in the environment?
    In: Environmental Pollution Jg. 249 (2019) S. 932 - 939
    ISSN: 1873-6424; 0269-7491
  • Renner, Gerrit; Nellessen, Alexander; Schwiers, Alexander; Wenzel, Mike; Schmidt, Torsten Claus; Schram, Jürgen
    Data preprocessing & evaluation used in the microplastics identification process : A critical review & practical guide
    In: TrAC - Trends in Analytical Chemistry Jg. 111 (2019) S. 229 - 238
    ISSN: 1879-3142; 0165-9936
  • Koch, Christoph; Nachev, Milen; Klein, Julia; Köster, Daniel; Schmitz, Oliver J.; Schmidt, Torsten Claus; Sures, Bernd
    Degradation of the Polymeric Brominated Flame Retardant "polymeric FR" by Heat and UV Exposure
    In: Environmental Science & Technology Jg. 53 (2019) Nr. 3, S. 1453 - 1462
    ISSN: 1520-5851; 0013-936X
  • Becker, Christian; Jochmann, Maik; Schmidt, Torsten Claus
    Determination of liquid chromatography/flame ionization detection response factors for alcohols, ketones, and sugars
    In: Analytical and Bioanalytical Chemistry Jg. 411 (2019) Nr. 12, S. 2635 - 2644
    ISSN: 1618-2642; 1618-2650
  • Kalus, Mark; Lanyumba, Riskyanti; Lorenzo-Parodi, Nerea; Jochmann, Maik; Kerpen, Klaus; Hagemann, Ulrich; Schmidt, Torsten Claus; Barcikowski, Stephan; Gökce, Bilal; Lorenzo Parodi, Nerea
    Determining the role of redox-active materials during laser-induced water decomposition
    In: Physical Chemistry, Chemical Physics Jg. 21 (2019) Nr. 34, S. 18636 - 18651
    ISSN: 1463-9076; 1463-9084
  • Koch, Christoph; Nachev, Milen; Klein, Julia; Köster, Daniel; Schmitz, Oliver J.; Schmidt, Torsten Claus; Sures, Bernd
    Erratum: Response to Comment on "Degradation of the Polymeric Brominated Flame Retardant "Polymeric FR" by Heat and UV Exposure" (Environmental science & technology (2019) 53 3 (1453-1462))
    In: Environmental Science & Technology Jg. 53 (2019) Nr. 18, S. 11058
    ISSN: 1520-5851; 0013-936X
  • Hohrenk, Lotta; Vosough, Maryam; Schmidt, Torsten Claus
    Implementation of chemometric tools to improve data mining and prioritization in LC-high resolution mass spectrometry for nontarget screening of organic micropollutants in complex water matrices
    In: Analytical chemistry Jg. 91 (2019) Nr. 14, S. 9213 - 9220
    ISSN: 1520-6882
  • Köster, Daniel; Jochmann, Maik; Lutze, Holger; Schmidt, Torsten Claus
    Monitoring of the total carbon and nitrogen balance during the mineralization of nitrogen containing compounds by heat activated persulfate
    In: Chemical Engineering Journal Jg. 367 (2019) S. 160 - 168
    ISSN: 0009-2487; 0923-0467; 0300-9467; 1385-8947; 1873-3212
  • Köster, Daniel; Sanchez Villalobos, Irene M.; Jochmann, Maik; Brand, Willi A.; Schmidt, Torsten Claus
    New Concepts for the Determination of Oxidation Efficiencies in Liquid Chromatography-Isotope Ratio Mass Spectrometry
    In: Analytical Chemistry Jg. 91 (2019) Nr. 8, S. 5067 - 5073
    ISSN: 1520-6882; 0003-2700
  • Hüffer, Thorsten; Metzelder, Florian; Sigmund, Gabriel; Slawek, Sophie; Schmidt, Torsten Claus; Hofmann, Thilo
    Polyethylene microplastics influence the transport of organic contaminants in soil
    In: Science of the Total Environment Jg. 657 (2019) S. 242 - 247
    ISSN: 1879-1026; 0048-9697
  • Itzel, Fabian; Gehrmann, Linda; Teutenberg, Thorsten; Schmidt, Torsten Claus; Türk, Jochen
    Recent developments and concepts of effect-based methods for the detection of endocrine activity and the importance of antagonistic effects
    In: Trends in Analytical Chemistry (TrAC) Jg. 118 (2019) S. 699 - 708
    ISSN: 1879-3142; 0165-9936
  • Lorenzo-Parodi, Nerea; Kaziur, Wiebke; Stojanovic, Nenad; Jochmann, Maik; Schmidt, Torsten Claus
    Solventless microextraction techniques for water analysis
    In: TrAC - Trends in Analytical Chemistry Jg. 113 (2019) S. 321 - 331
    ISSN: 1879-3142; 0165-9936
  • Uber, Tobias H.; Hüffer, Thorsten; Planitz-Penno, Sibylle; Schmidt, Torsten Claus
    Sorption of non-ionic organic compounds by polystyrene in water
    In: Science of the Total Environment Jg. 682 (2019) S. 348 - 355
    ISSN: 1879-1026; 0048-9697
  • Sures, Bernd; Nachev, Milen; Gilbert, Beric M.; Dos Santos, Quinton Marco; Jochmann, Maik; Köster, Daniel; Schmidt, Torsten Claus; Avenant-Oldewage, Annemarié
    The monogenean Paradiplozoon ichthyoxanthon behaves like a micropredator on two of its hosts, as indicated by stable isotopes
    In: Journal of Helminthology Jg. 93 (2019) Nr. 1, S. 71 - 75
    ISSN: 1475-2697; 0022-149X
  • Ribeiro, Alyson R.; Lutze, Holger; Schmidt, Torsten Claus
    Base-catalyzed hydrolysis and speciation-dependent photolysis of two cephalosporin antibiotics, ceftiofur and cefapirin
    In: Water Research Jg. 134 (2018) S. 253 - 260
    ISSN: 0043-1354; 1879-2448
  • Schulte, Marcel; Jochmann, Maik; Gehrke, Tilman; Denecke, Martin; Schmidt, Torsten Claus
    Carbon Isotopic Fractionation via Diffusion in a Coarse Material
    In: Geochemistry, Geophysics, Geosystems Jg. 19 (2018) Nr. 9, S. 3246 - 3253
    ISSN: 1525-2027
  • Ribeiro, Alyson R.; Sures, Bernd; Schmidt, Torsten Claus
    Cephalosporin antibiotics in the aquatic environment : A critical review of occurrence, fate, ecotoxicity and removal technologies
    In: Environmental Pollution Jg. 241 (2018) S. 1153 - 1166
    ISSN: 1873-6424; 0269-7491
  • Dobaradaran, Sina; Schmidt, Torsten Claus; Nabipour, Iraj; Khajeahmadi, Nahid; Tajbakhsh, Saeed; Saeedi, Reza; Javad Mohammadi, Mohammad; Keshtkar, Mozhgan; Khorsand, Maryam; Faraji Ghasemi, Fatemeh
    Characterization of plastic debris and association of metals with microplastics in coastline sediment along the Persian Gulf
    In: Waste Management Jg. 78 (2018) S. 649 - 658
    ISSN: 0956-053X; 1879-2456
  • Terhalle, Jens; Kaiser, Pascal; Jütte, Mischa; Buss, Johanna; Yasar, Sermin; Marks, Robert; Uhlmann, Helmut; Schmidt, Torsten Claus; Lutze, Holger
    Chlorine Dioxide - Pollutant Transformation and Formation of Hypochlorous Acid as a Secondary Oxidant
    In: Environmental Science & Technology Jg. 52 (2018) Nr. 17, S. 9964 - 9971
    ISSN: 1520-5851; 0013-936X
  • Dobaradaran, Sina; Schmidt, Torsten Claus; Nabipour, Iraj; Ostovar, Afshin; Raeisi, Alireza; Saeedi, Reza; Khorsand, Maryam; Khajeahmadi, Nahid; Keshtkar, Mozhgan
    Cigarette butts abundance and association of mercury and lead along the Persian Gulf beach : an initial investigation
    In: Environmental Science and Pollution Research (ESPR) Jg. 25 (2018) Nr. 6, S. 5465 - 5473
    ISSN: 0944-1344; 1614-7499
  • Hinnenkamp, Vanessa; Klein, Julia; Meckelmann, Sven; Balsaa, Peter; Schmidt, Torsten Claus; Schmitz, Oliver J.
    Comparison of CCS Values Determined by Traveling Wave Ion Mobility Mass Spectrometry and Drift Tube Ion Mobility Mass Spectrometry
    In: Analytical Chemistry Jg. 90 (2018) Nr. 20, S. 12042 - 12050
    ISSN: 1520-6882; 0003-2700
  • Metzelder, Florian; Funck, Matin; Hüffer, Thorsten; Schmidt, Torsten Claus
    Comparison of Sorption to Carbon-Based Materials and Nanomaterials Using Inverse Liquid Chromatography
    In: Environmental Science & Technology Jg. 52 (2018) Nr. 17, S. 9731 - 9740
    ISSN: 1520-5851; 0013-936X
  • Itzel, Fabian; Jewell, Kevin S.; Leonhardt, Juri; Gehrmann, Linda; Nielsen, Ulf; Ternes, Thomas A.; Schmidt, Torsten Claus; Tuerk, Jochen
    Comprehensive analysis of antagonistic endocrine activity during ozone treatment of hospital wastewater
    In: Science of the Total Environment Jg. 624 (2018) S. 1443 - 1454
    ISSN: 1879-1026; 0048-9697
  • Dronov, Michail; Schmidt, Torsten Claus; Schram, Jürgen
    Concentration-Gradient-Method for sulphur and strontium isotope ratio determination by quadrupole-based inductively coupled plasma mass spectrometry in gypsum
    In: Rapid Communications in Mass Spectrometry (RCM) Jg. 32 (2018) Nr. 7, S. 567 - 575
    ISSN: 1097-0231; 0951-4198
  • Lutze, Holger; Brekenfeld, Julia; Naumov, Sergej; von Sonntag, Clemens; Schmidt, Torsten Claus
    Degradation of perfluorinated compounds by sulfate radicals – New mechanistic aspects and economical considerations
    In: Water Research Jg. 129 (2018) S. 509 - 519
    ISSN: 0043-1354; 1879-2448
  • Lutze, Holger; Koti, Marcel; Törk, Jochen; Schmidt, Torsten Claus
    Die Rolle der Realmatrix in der oxidativen Wasseraufbereitung
    In: GWF: Wasser, Abwasser Jg. 159 (2018) Nr. 10, S. 10 - 12
    ISSN: 0016-3651
  • Willach, Sarah; Lutze, Holger; Eckey, Kevin; Löppenberg, Katja; Lüling, Michelle; Wolbert, Jens-Benjamin; Kujawinski, Dorothea M.; Jochmann, Maik; Karst, Uwe; Schmidt, Torsten Claus
    Direct Photolysis of Sulfamethoxazole Using Various Irradiation Sources and Wavelength Ranges - Insights from Degradation Product Analysis and Compound-Specific Stable Isotope Analysis
    In: Environmental Science & Technology Jg. 52 (2018) Nr. 3, S. 1225 - 1233
    ISSN: 1520-5851; 0013-936X
  • Eisinger, Michael; Schmidt, Torsten; Sures, Bernd
    Editorial
    In: Unikate: Berichte aus Forschung und Lehre (2018) Nr. 51: Herausforderung Wasserforschung - lokal, regional, global, S. 6 - 7
    ISBN: 978-3-934359-51-2 ISSN: 0944-6060; 1869-3881
  • Knoop, Oliver; Itzel, Fabian; Türk, Jochen; Lutze, Holger V.; Schmidt, Torsten Claus
    Endocrine effects after ozonation of tamoxifen
    In: Science of the Total Environment Jg. 622-623 (2018) S. 71 - 78
    ISSN: 1879-1026; 0048-9697
  • Kresmann, Simon; Schmidt, Torsten Claus
    FUTURE WATER : Mit Praxispartnern und Gesellschaft wissenschaftlichen Wasser-Nachwuchs ausbilden
    In: Unikate / Universität Duisburg-Essen: Berichte aus Forschung und Lehre (2018) Nr. 51: Herausforderung Wasserforschung - lokal, regional, global, S. 24 - 33
    ISSN: 0944-6060; 1869-3881
  • Bahners, Thomas; Kelch, Milan; Gebert, Beate; Osorio Barajas, Xochitli L.; Schmidt, Torsten Claus; Gutmann, Jochen Stefan; Müssig, Jörg
    Improvement of fibre–matrix adhesion in cellulose/polyolefin composite materials by means of photo-chemical fibre surface modification
    In: Cellulose Jg. 25 (2018) Nr. 4, S. 2451 - 2471
    ISSN: 0969-0239; 1572-882X
  • Kosse, Pascal; Knoop, Oliver; Lübken, Manfred; Schmidt, Torsten Claus; Wichern, Marc
    Methane emissions from wastewater treatment plants : Assessment and review of quantification methods
    In: GWF: Wasser, Abwasser Jg. 159 (2018) S. 92 - 95
    ISSN: 0016-3651
  • Schmidt, Torsten; Sures, Bernd; Dopp, Elke; Türk, Jochen
    Mikroschadstoffe aus Abwasser entfernen : Wie messe ich den Erfolg?
    In: Unikate: Berichte aus Forschung und Lehre (2018) Nr. 51: Herausforderung Wasserforschung - lokal, regional, global, S. 86 - 93
    ISBN: 978-3-934359-51-2 ISSN: 0944-6060; 1869-3881
  • Köster, Daniel; Wolbert, Jens-Benjamin; Schulte, Marcel; Jochmann, Maik; Schmidt, Torsten Claus
    Origin of Xylitol in Chewing Gum : A Compound-Specific Isotope Technique for the Differentiation of Corn- and Wood-Based Xylitol by LC-IRMS
    In: Journal of Agricultural and Food Chemistry Jg. 66 (2018) Nr. 8, S. 2015 - 2020
    ISSN: 1520-5118; 0021-8561
  • Knoop, Oliver; Hohrenk, Lotta L.; Lutze, Holger; Schmidt, Torsten Claus
    Ozonation of Tamoxifen and Toremifene : Reaction Kinetics and Transformation Products
    In: Environmental Science & Technology Jg. 52 (2018) Nr. 21, S. 12583 - 12591
    ISSN: 1520-5851; 0013-936X
  • Reisz, Erika; von Sonntag, Clemens; Tekle-Röttering, Agnes; Naumov, Sergej; Schmidt, Winfried; Schmidt, Torsten Claus
    Reaction of 2-propanol with ozone in aqueous media
    In: Water Research Jg. 128 (2018) S. 171 - 182
    ISSN: 0043-1354; 1879-2448
  • Schmidt, Torsten Claus
    Recent trends in water analysis triggering future monitoring of organic micropollutants
    In: Analytical and Bioanalytical Chemistry Jg. 410 (2018) Nr. 17, S. 3933 - 3941
    ISSN: 1618-2642; 1618-2650
  • Eisinger, Michael; Schmidt, Torsten; Sures, Bernd
    Regional vernetzt : Das Zentrum für Wasser- und Umweltforschung
    In: Unikate: Berichte aus Forschung und Lehre (2018) Nr. 51: Herausforderung Wasserforschung - lokal, regional, global, S. 8 - 17
    ISBN: 978-3-934359-51-2 ISSN: 0944-6060; 1869-3881
  • Metzelder, Florian; Funck, Matin; Schmidt, Torsten Claus
    Sorption of Heterocyclic Organic Compounds to Multiwalled Carbon Nanotubes
    In: Environmental Science & Technology Jg. 52 (2018) Nr. 2, S. 628 - 637
    ISSN: 1520-5851; 0013-936X
  • Barion, Anastasia; Balsaa, Peter; Werres, Friedrich; Neuhaus, Ursula; Schmidt, Torsten Claus
    Stability of organochlorine pesticides during storage in water and loaded SPE disks containing sediment
    In: Chemosphere Jg. 210 (2018) S. 57 - 64
    ISSN: 1879-1298; 0045-6535
  • Dronov, Michail; Koza, Tim; Schwiers, Alexander; Schmidt, Torsten Claus; Schram, Jürgen
    Strontium carbonate precipitation as a sample preparation technique for isotope ratio analysis of Sr in mineral water and wine by quadrupole-based inductively coupled plasma mass spectrometry
    In: Rapid Communications in Mass Spectrometry (RCM) Jg. 32 (2018) Nr. 2, S. 149 - 158
    ISSN: 1097-0231; 0951-4198
  • Renner, Gerrit; Schmidt, Torsten Claus; Schram, Jürgen
    A new chemometric approach for automatic identification of microplastics from environmental compartments based on FT-IR spectroscopy
    In: Analytical chemistry Jg. 89 (2017) Nr. 22, S. 12045 - 12053
    ISSN: 0003-2700; 1520-6882
  • Renner, Gerrit; Schmidt, Torsten Claus; Schram, Jürgen
    Characterization and Quantification of Microplastics by Infrared Spectroscopy
    In: Comprehensive Analytical Chemistry Jg. 75 (2017) S. 67 - 118
    ISSN: 0166-526X
  • Schulte, Marcel; Jochmann, Maik; Gehrke, Tobias; Thom, Andrea; Ricken, Tim; Denecke, Martin; Schmidt, Torsten Claus
    Characterization of methane oxidation in a simulated landfill cover system by comparing molecular and stable isotope mass balances
    In: Waste Management Jg. 69 (2017) S. 281 - 288
    ISSN: 0956-053X; 1879-2456
  • Hetzel, Terence; Blaesing, Christina; Jaeger, Martin; Teutenberg, Thorsten; Schmidt, Torsten Claus
    Characterization of peak capacity of microbore liquid chromatography columns using gradient kinetic plots
    In: Journal of Chromatography A Jg. 1485 (2017) S. 62 - 69
    ISSN: 0021-9673; 1873-3778
  • Willach, Sarah; Lutze, Holger; Eckey, Kevin; Löppenberg, Katja; Lüling, Michelle; Terhalle, Jens; Wolbert, Jens-Benjamin; Jochmann, Maik; Karst, Uwe; Schmidt, Torsten Claus
    Degradation of sulfamethoxazole using ozone and chlorine dioxide : Compound-specific stable isotope analysis, transformation product analysis and mechanistic aspects
    In: Water Research Jg. 122 (2017) S. 280 - 289
    ISSN: 0043-1354; 1879-2448
  • Ribeiro, Alyson R.; Schmidt, Torsten Claus
    Determination of acid dissociation constants (pKa) of cephalosporin antibiotics
    In: Chemosphere Jg. 169 (2017) S. 524 - 533
    ISSN: 1879-1298; 0045-6535
  • Nestola, Marco; Schmidt, Torsten Claus
    Determination of mineral oil aromatic hydrocarbons in edible oils and fats by online liquid chromatography–gas chromatography–flame ionization detection : Evaluation of automated removal strategies for biogenic olefins
    In: Journal of Chromatography A Jg. 1505 (2017) S. 69 - 76
    ISSN: 0021-9673; 1873-3778
  • Metzelder, Florian; Schmidt, Torsten Claus
    Environmental Conditions Influencing Sorption of Inorganic Anions to Multiwalled Carbon Nanotubes Studied by Column Chromatography
    In: Environmental Science & Technology Jg. 51 (2017) Nr. 9, S. 4928 - 4935
    ISSN: 1520-5851; 0013-936X
  • Fischbacher, Alexandra; von Sonntag, Clemens; Schmidt, Torsten Claus
    Hydroxyl radical yields in the Fenton process under various pH, ligand concentrations and hydrogen peroxide/Fe(II) ratios
    In: Chemosphere Jg. 182 (2017) S. 738 - 744
    ISSN: 1879-1298; 0045-6535
  • Osorio Barajas, Xochitli L.; Hüffer, Thorsten; Mettig, Pascal; Schilling, Beat; Jochmann, Maik; Schmidt, Torsten Claus
    Investigation of carbon-based nanomaterials as sorbents for headspace in-tube extraction of polycyclic aromatic hydrocarbons
    In: Analytical and Bioanalytical Chemistry Jg. 409 (2017) Nr. 15, S. 3861 - 3870
    ISSN: 1618-2642; 1618-2650
  • Wiegand, Laura; Orths, Christian Timon; Kerpen, Klaus; Lutze, Holger; Schmidt, Torsten Claus
    Investigation of the iron-peroxo complex in the fenton reaction : kinetic indication, decay kinetics, and hydroxyl radical yields
    In: Environmental Science & Technology Jg. 51 (2017) Nr. 24, S. 14321 - 14329
    ISSN: 1520-5851; 0013-936X
  • Salma, Alaa; Lutze, Holger; Schmidt, Torsten Claus; Türk, Jochen
    Photolytic degradation of the β-blocker nebivolol in aqueous solution
    In: Water Research Jg. 116 (2017) S. 211 - 219
    ISSN: 0043-1354; 1879-2448
  • Kosse, Pascal; Lübken, Manfred; Schmidt, Torsten Claus; Wichern, Marc
    Quantification of nitrous oxide in wastewater based on salt-induced stripping
    In: Science of the Total Environment Jg. 601-602 (2017) S. 83 - 88
    ISSN: 1879-1026; 0048-9697
  • Barajas, Xochitli L. Osorio; Jochmann, Maik; Hüffer, Thorsten; Schilling, Beat; Schmidt, Torsten Claus
    Sorbent material characterization using in-tube extraction needles as inverse gas chromatography column
    In: Journal of Separation Science Jg. 40 (2017) Nr. 11, S. 2390 - 2397
    ISSN: 1615-9306; 1615-9314
  • Deeb, Ahmad A.; Stephan, Susanne; Schmitz, Oliver J.; Schmidt, Torsten Claus
    Suspect screening of micropollutants and their transformation products in advanced wastewater treatment
    In: Science of the Total Environment Jg. 601-602 (2017) S. 1247 - 1253
    ISSN: 1879-1026; 0048-9697
  • Leonhardt, Juri; Haun, Jakob; Schmidt, Torsten Claus; Teutenberg, Thorsten
    The benefits of coupling miniaturized comprehensive 2D LC with hybrid high-resolution mass spectrometry
    In: LC-GC Europe Jg. 30 (2017) Nr. 5, S. 264 - 270
    ISSN: 1471-6577
  • Nachev, Milen; Jochmann, Maik; Walter, Friederike; Wolbert, Jens-Benjamin; Schulte, Marcel; Schmidt, Torsten Claus; Sures, Bernd
    Understanding trophic interactions in host-parasite associations using stable isotopes of carbon and nitrogen
    In: Parasites and Vectors Jg. 10 (2017) Nr. 1,
    ISSN: 1756-3305
  • Leonhardt, Juri; Teutenberg, Thorsten; Buschmann, Greta; Gassner, Oliver; Schmidt, Torsten Claus
    A new method for the determination of peak distribution across a two-dimensional separation space for the identification of optimal column combinations
    In: Analytical and Bioanalytical Chemistry Jg. 408 (2016) Nr. 28, S. 8079 - 8088
    ISSN: 1618-2642; 1618-2650
  • Federherr, E.; Schmidt, Torsten Claus; Willach, Sarah; Molt, Karl; Roos, N.; Lange, L.
    A novel high-temperature combustion interface for compound-specific stable isotope analysis of carbon and nitrogen via high-performance liquid chromatography/isotope ratio mass spectrometry
    In: Rapid Communications in Mass Spectrometry (RCM) Jg. 30 (2016) Nr. 7, S. 944 - 952
    ISSN: 1097-0231; 0951-4198
  • Federherr, E.; Kupka, H.J.; Cerli, C.; Kalbitz, K.; Dunsbach, R.; Loos, A.; de Reus, M.; Lange, L.; Panetta, R.J.; Schmidt, Torsten Claus
    A novel tool for stable nitrogen isotope analysis in aqueous samples
    In: Rapid Communications in Mass Spectrometry (RCM) Jg. 30 (2016) Nr. 23, S. 2537 - 2544
    ISSN: 1097-0231; 0951-4198
  • Hetzel, Terence; Loeker, Denise; Teutenberg, Thorsten; Schmidt, Torsten Claus
    Characterization of the efficiency of microbore liquid chromatography columns by van Deemter and kinetic plot analysis
    In: Journal of Separation Science Jg. 39 (2016) Nr. 20, S. 3889 - 3897
    ISSN: 1615-9306; 1615-9314
  • Schmidt, Torsten Claus
    Chemie und Wasser : Das White Paper ist da
    In: Nachrichten aus der Chemie Jg. 64 (2016) Nr. 6, S. 706 - 707
    ISSN: 1439-9598; 1868-0054
  • Stephan, Susanne; Hippler, Jörg; Kohler, Timo; Deeb, Ahmad A.; Schmidt, Torsten Claus; Schmitz, Oliver J.
    Contaminant screening of wastewater with HPLC-IM-qTOF-MS and LC+LC-IM-qTOF-MS using a CCS database
    In: Analytical & bioanalytical chemistry Jg. 408 (2016) Nr. 24,
    ISSN: 1618-2650; 1618-2642
  • Koch, Christoph; Dundua, Alexander; Aragon-Gomez, Jackelyn; Nachev, Milen; Stephan, Susanne; Willach, Sarah; Ulbricht, Mathias; Schmitz, Oliver J.; Schmidt, Torsten Claus; Sures, Bernd
    Degradation of polymeric brominated flame retardants : development of an analytical approach using PolyFR and UV irradiation
    In: Environmental Science & Technology Jg. 50 (2016) Nr. 23, S. 12912 - 12920
    ISSN: 1520-5851; 0013-936X
  • Salma, Alaa; Schmidt, Torsten Claus; Thoröe-Boveleth, Sven; Türk, Jochen
    Dependence of transformation product formation on pH during photolytic and photocatalytic degradation of ciprofloxacin
    In: Journal of Hazardous Materials Jg. 313 (2016) S. 49 - 59
    ISSN: 0304-3894; 1873-3336
  • vom Eyser, C.; Türk, Jochen; Schmidt, Torsten Claus
    Fate and behaviour of diclofenac during hydrothermal carbonization
    In: Chemosphere Jg. 153 (2016) S. 280 - 286
    ISSN: 1879-1298; 0045-6535
  • Nestola, Marco; Schmidt, Torsten Claus
    Fully automated determination of the sterol composition and total content in edible oils and fats by online liquid chromatography–gas chromatography–flame ionization detection
    In: Journal of Chromatography A Jg. 1463 (2016) S. 136 - 143
    ISSN: 0021-9673; 1873-3778
  • Günter, Anastasia; Balsaa, Peter; Werres, Friedrich; Schmidt, Torsten Claus
    Influence of the drying step within disk-based solid-phase extraction both on the recovery and the limit of quantification of organochlorine pesticides in surface waters including suspended particulate matter
    In: Journal of Chromatography A Jg. 1450 (2016) S. 1 - 8
    ISSN: 0021-9673; 1873-3778
  • Hetzel, Terence; vom Eyser, Claudia; Türk, Jochen; Teutenberg, Thorsten; Schmidt, Torsten Claus
    Micro-liquid chromatography mass spectrometry for the analysis of antineoplastic drugs from wipe samples
    In: Analytical and Bioanalytical Chemistry Jg. 408 (2016) Nr. 28, S. 8221 - 8229
    ISSN: 1618-2642; 1618-2650
  • Tekle-Röttering, Agnes; von Sonntag, Clemens; Reisz, Erika; vom Eyser, Claudia; Lutze, Holger; Türk, Jochen; Naumov, Sergej; Schmidt, Winfried; Schmidt, Torsten Claus
    Ozonation of anilines: Kinetics, stoichiometry, product identification and elucidation of pathways
    In: Water Research Jg. 98 (2016) S. 147 - 159
    ISSN: 0043-1354; 1879-2448
  • Tekle-Röttering, Agnes; Jewell, Kevin S.; Reisz, Erika; Lutze, Holger; Ternes, Thomas A.; Schmidt, Winfried; Schmidt, Torsten Claus
    Ozonation of piperidine, piperazine and morpholine : Kinetics, stoichiometry, product formation and mechanistic considerations
    In: Water Research Jg. 88 (2016) S. 960 - 971
    ISSN: 0043-1354; 1879-2448
  • Tekle-Röttering, Agnes; Reisz, Erika; Jewell, Kevin S.; Lutze, Holger; Ternes, Thomas A.; Schmidt, Winfried; Schmidt, Torsten Claus
    Ozonation of pyridine and other N-heterocyclic aromatic compounds : kinetics, stoichiometry, identification of products and elucidation of pathways
    In: Water Research Jg. 102 (2016) S. 582 - 593
    ISSN: 0043-1354; 1879-2448
  • Kremser, Andreas; Jochmann, Maik; Schmidt, Torsten Claus
    PAL SPME Arrow — evaluation of a novel solid-phase microextraction device for freely dissolved PAHs in water
    In: Analytical & bioanalytical chemistry Jg. 408 (2016) Nr. 3, S. 943 - 952
    ISSN: 1618-2642
  • Kremser, Andreas; Jochmann, Maik; Schmidt, Torsten Claus
    Systematic comparison of static and dynamic headspace sampling techniques for gas chromatography
    In: Analytical and Bioanalytical Chemistry Jg. 408 (2016) Nr. 24, S. 6567 - 6579
    ISSN: 1618-2642; 1618-2650
  • Deeb, Ahmad A.; Schmidt, Torsten Claus
    Tandem anion and cation exchange solid phase extraction for the enrichment of micropollutants and their transformation products from ozonation in a wastewater treatment plant
    In: Analytical and Bioanalytical Chemistry Jg. 408 (2016) Nr. 16, S. 4219 - 4232
    ISSN: 1618-2642; 1618-2650
  • Schmidt, Torsten Claus; Field, Jennifer
    Water Analysis for Emerging Chemical Contaminants
    In: Analytical chemistry Jg. 88 (2016) Nr. 3, S. 1495 - 1499
    ISSN: 0003-2700
  • Fischbacher, Alexandra; Löppenberg, Katja; Von Sonntag, Clemens; Schmidt, Torsten Claus
    A New Reaction Pathway for Bromite to Bromate in the Ozonation of Bromide
    In: Environmental Science & Technology Jg. 49 (2015) Nr. 19, S. 11714 - 11720
    ISSN: 1520-5851; 0013-936X
  • Leonhardt, Juri; Teutenberg, Thorsten; Türk, Jochen; Schlüsener, Michael P.; Ternes, Thomas A.; Schmidt, Torsten Claus
    A comparison of one-dimensional and microscale two-dimensional liquid chromatographic approaches coupled to high resolution mass spectrometry for the analysis of complex samples
    In: Analytical Methods Jg. 7 (2015) Nr. 18, S. 7697 - 7706
    ISSN: 1759-9660
  • Klees, Marcel; Hiester, Ernst; Schmidt, Torsten Claus
    Analysis of polychlorinated biphenyls, polychlorinated dibenzo-p-dioxins and dibenzofurans in particulate and oily films on impervious surfaces
    In: Science of the Total Environment Jg. 538 (2015) S. 363 - 374
    ISSN: 1879-1026; 0048-9697
  • Glaubitz, Johannes; Schmidt, Torsten Claus
    Analytical characterization and comparison of tristyrylphenol ethoxylates used in agrochemical formulations
    In: Journal of surfactants and detergents Jg. 18 (2015) Nr. 2, S. 339 - 353
    ISSN: 1097-3958; 1558-9293
  • Glaubitz, Johannes; Molt, Karl; Schmidt, Torsten Claus
    Composition of Commercial Bis(2-ethylhexyl) Sulfosuccinate Surfactant By-Products and their Effects on an Agrochemical Formulation
    In: Journal of Surfactants and Detergents Jg. 18 (2015) Nr. 1, S. 123 - 132
    ISSN: 1097-3958; 1558-9293
  • Hering, Daniel; Aroviita, Jukka; Baattrup-Pedersen, Annette; Brabec, Karel; Buijse, Tom; Ecke, Frauke; Friberg, Nikolai; Gielczewski, Marek; Januschke, Kathrin; Köhler, Jan; Kupilas, Benjamin; Lorenz, Armin; Muhar, Susanne; Paillex, Amael; Poppe, Michaela; Schmidt, Torsten Claus; Schmutz, Stefan; Vermaat, Jan; Verdonschot, Piet F. M.; Verdonschot, Ralf C. M.; Wolter, Christian; Kail, Jochem
    Contrasting the roles of section length and instream habitat enhancement for river restoration success : a field study of 20 European restoration projects
    In: Journal of applied ecology Jg. 52 (2015) Nr. 6, S. 1518 - 1527
    ISSN: 0021-8901
  • Rahman, Mohammed M.; Barajas, Xochitli L. O.; Luján, Jacobo L. H.; Jochmann, Maik; Mayer, Christian; Schmidt, Torsten Claus
    Core-Shell hybrid particles by alternating copolymerization of ionic liquid monomers from silica as sorbent for solid phase microextraction
    In: Macromolecular Materials and Engineering Jg. 300 (2015) Nr. 11, S. 1049 - 1056
    ISSN: 1438-7492; 1439-2054
  • Lutze, Holger; Bircher, Stefanie; Rapp, Insa; Kerlin, Nils; Bakkour, Rani; Geisler, Melanie; von Sonntag, Clemens; Schmidt, Torsten Claus
    Degradation of chlorotriazine pesticides by sulfate radicals and the influence of organic matter
    In: Environmental Science & Technology Jg. 49 (2015) Nr. 3, S. 1673 - 1680
    ISSN: 1520-5851; 0013-936X
  • Lamani, Xolelwa; Horst, Simeon; Zimmermann, T.; Schmidt, Torsten Claus
    Determination of aromatic amines in human urine using comprehensive multi-dimensional gas chromatography mass spectrometry (GCxGC-qMS)
    In: Analytical and Bioanalytical Chemistry Jg. 407 (2015) Nr. 1, S. 241 - 252
    ISSN: 1618-2642; 1618-2650
  • vom Eyser, Claudia; Palmu, Kimmo; Otterpohl, R.; Schmidt, Torsten Claus; Türk, Jochen
    Determination of pharmaceuticals in sewage sludge and biochar from hydrothermal carbonization using different quantification approaches and matrix effect studies
    In: Analytical & bioanalytical chemistry Jg. 407 (2015) Nr. 3, S. 821 - 830
    ISSN: 1618-2642
  • Armbruster, Dominic; Happel, Oliver; Scheurer, Marco; Harms, Klaus; Schmidt, Torsten Claus; Brauch, Heinz-Jürgen
    Emerging nitrogenous disinfection byproducts : Transformation of the antidiabetic drug metformin during chlorine disinfection of water
    In: Water Research Jg. 79 (2015) S. 104 - 118
    ISSN: 0043-1354; 1879-2448
  • Hüffer, Thorsten; Schroth, Sarah; Schmidt, Torsten Claus
    Influence of humic acids on sorption of alkanes by carbon nanotubes : Implications for the dominant sorption mode
    In: Chemosphere Jg. 119 (2015) S. 1169 - 1175
    ISSN: 1879-1298; 0045-6535
  • Akinlua, Akinsehinwa; Schmidt, Torsten Claus; Jochmann, Maik
    Ionic Liquid as Green Solvent for Leaching of Polycyclic Aromatic Hydrocarbons from Petroleum Source Rock
    In: Industrial & engineering chemistry research Jg. 54 (2015) Nr. 51, S. 12960 - 12965
    ISSN: 0888-5885
  • Leonhardt, Juri; Hetzel, Terence; Teutenberg, Thorsten; Schmidt, Torsten Claus
    Large Volume Injection of Aqueous Samples in Nano Liquid Chromatography Using Serially Coupled Columns
    In: Chromatographia Jg. 78 (2015) Nr. 1-2, S. 31 - 38
    ISSN: 1612-1112; 0009-5893
  • Akinlua, Akinsehinwa; Jochmann, Maik; Schmidt, Torsten Claus
    Microwave-assisted ionic liquid extraction of n-alkanes and isoprenoid hydrocarbons from petroleum source rock
    In: Chromatographia Jg. 78 (2015) Nr. 17, S. 1201 - 1209
    ISSN: 1612-1112; 0009-5893
  • Schmidt, Torsten Claus; Schmitz, Oliver J.; Teutenberg, Thorsten
    Multidimensional chromatography
    In: Analytical and Bioanalytical Chemistry Jg. 407 (2015) Nr. 1, S. 117 - 118
    ISSN: 1618-2642; 1618-2650
  • Blessing, Michaela; Jochmann, Maik; Haderlein, Stefan B.; Schmidt, Torsten Claus
    Optimization of a large-volume injection method for compound-specific isotope analysis of polycyclic aromatic compounds at trace concentrations
    In: Rapid Communications in Mass Spectrometry (RCM) Jg. 29 (2015) Nr. 24, S. 2349 - 2360
    ISSN: 1097-0231; 0951-4198
  • Laaks, Jens; Jochmann, Maik; Schilling, Beat; Schmidt, Torsten Claus
    Optimization strategies of in-tube extraction (ITEX) methods
    In: Analytical and Bioanalytical Chemistry Jg. 407 (2015) Nr. 22, S. 6827 - 6838
    ISSN: 1618-2642; 1618-2650
  • Eyser, Claudia vom; Palmu, K.; Schmidt, Torsten Claus; Türk, Jochen
    Pharmaceutical load in sewage sludge and biochar produced by hydrothermal carbonization
    In: Science of the Total Environment Jg. 537 (2015) S. 180 - 186
    ISSN: 1879-1026; 0048-9697
  • Klees, Marcel; Hiester, Ernst; Bruckmann, Peter; Molt, Karl; Schmidt, Torsten Claus
    Polychlorinated biphenyls, polychlorinated dibenzo-p-dioxins and dibenzofurans in street dust of North Rhine-Westphalia, Germany
    In: Science of the Total Environment Jg. 511 (2015) S. 72 - 81
    ISSN: 1879-1026; 0048-9697
  • Hetzel, Terence; Teutenberg, Thorsten; Schmidt, Torsten Claus
    Selectivity screening and subsequent data evaluation strategies in liquid chromatography : the example of 12 antineoplastic drugs
    In: Analytical and Bioanalytical Chemistry Jg. 407 (2015) Nr. 28, S. 8475 - 8485
    ISSN: 1618-2642; 1618-2650
  • Lutze, Holger; Kerlin, Nils; Schmidt, Torsten Claus
    Sulfate radical-based water treatment in presence of chloride : Formation of chlorate, inter-conversion of sulfate radicals into hydroxyl radicals and influence of bicarbonate
    In: Water Research Jg. 72 (2015) S. 349 - 360
    ISSN: 0043-1354; 1879-2448
  • Nestola, Marco; Friedrich, Rainer; Bluhme, Patrick; Schmidt, Torsten Claus
    Universal route to polycyclic aromatic hydrocarbon analysis in foodstuff : two-dimensional heart-cut liquid chromatography-gas chromatography-mass spectrometry
    In: Analytical Chemistry Jg. 87 (2015) Nr. 12, S. 6195 - 6203
    ISSN: 0003-2700; 1520-6882
  • Federherr, E.; Cerli, C.; Kirkels, F. M. S. A.; Kalbitz, K.; Kupka, H. J.; Dunsbach, R.; Lange, L.; Schmidt, Torsten Claus
    A novel high-temperature combustion based system for stable isotope analysis of dissolved organic carbon in aqueous samples. I: development and validation
    In: Rapid Communications in Mass Spectrometry (RCM) Jg. 28 (2014) Nr. 23, S. 2559 - 2573
    ISSN: 1097-0231; 0951-4198
  • Zhang, Lijun; Thevis, Mario; Piper, Thomas; Jochmann, Maik; Wolbert, Jens-Benjamin; Kujawinski, Dorothea M.; Wiese, Steffen; Teutenberg, Thorsten; Schmidt, Torsten Claus
    Carbon isotope ratio analysis of steroids by high temperature liquid chromatography - isotope ratio mass spectrometry
    In: Analytical Chemistry Jg. 86 (2014) Nr. 5, S. 2297 - 2302
    ISSN: 0003-2700
  • Ricken, Tim; Sindern, Andrea; Bluhm, Joachim; Widmann, Renatus; Denecke, Martin; Gehrke, Tobias; Schmidt, Torsten Claus
    Concentration driven phase transitions in multiphase porous media with application to methane oxidation in landfill cover layers
    In: ZAMM: Zeitschrift für Angewandte Mathematik und Mechanik Jg. 94 (2014) Nr. 7-8, S. 609 - 622
    ISSN: 1521-4001; 0044-2267
  • Erger, Christine; Schmidt, Torsten Claus
    Disk-based solid-phase extraction in water analysis of organic substances
    In: Trends in Analytical Chemistry (2014) Nr. 61, S. 74 - 82
    ISSN: 0165-9936
  • Lutze, Holger; Bakkour, Rani; Kerlin, Nils; von Sonntag, Clemens; Schmidt, Torsten Claus
    Formation of bromate in sulfate radical based oxidation : Mechanistic aspects and suppression by dissolved organic matter
    In: Water Research Jg. 53 (2014) S. 370 - 377
    ISSN: 0043-1354; 1879-2448
  • Reisz, Erika; Fischbacher, Alexandra; Naumov, Sergej V.; Sonntag, Clemens von; Schmidt, Torsten Claus
    Hydride Transfer : A Dominating Reaction of Ozone with Tertiary Butanol and Formate Ion in Aqueous Solution
    In: Ozone Science and Engineering Jg. 36 (2014) Nr. 6, S. 532 - 539
    ISSN: 0191-9512
  • Laaks, Jens; Jochmann, Maik; Schilling, Beat; Molt, Karl; Schmidt, Torsten Claus
    In-tube extraction-GC-MS as a high-capacity enrichment technique for the analysis of alcoholic beverages
    In: Journal of Agricultural and Food Chemistry Jg. 62 (2014) Nr. 14, S. 3081 - 3091
    ISSN: 1520-5118; 0021-8561
  • Faber, Helene; Lutze, Holger; Lareo, Pablo Lores; Frensemeier, Lisa; Vogel, Martin; Schmidt, Torsten Claus; Karst, Uwe
    Liquid chromatography/mass spectrometry to study oxidative degradation of environmentally relevant pharmaceuticals by electrochemistry and ozonation
    In: Journal of Chromatography A Jg. 1343 (2014) S. 152 - 159
    ISSN: 0021-9673; 1873-3778
  • Schmidt, Torsten Claus; Holzapfel, G. A.; Balzani, Daniel; Schriefl, A. J.
    Modeling supra-physiological loading of human arterial walls : damage, anisotropy and component-specific behavior
    In: Biomedical engineering = Biomedizinische Technik Jg. 59 (2014) Nr. S 1, S. 1023 - S1024
    ISSN: 0013-5585; 1862-278X
  • Hüffer, Thorsten; Endo, Satoshi; Metzelder, Florian; Schroth, Sarah; Schmidt, Torsten Claus
    Prediction of sorption of aromatic and aliphatic organic compounds by carbon nanotubes using poly-parameter linear free-energy relationships
    In: Water research Jg. 59 (2014) S. 295 - 303
    ISSN: 1879-2448; 0043-1354
  • Dobaradaran, Sina; Lutze, Holger; Mahvi, Amir Hossein; Schmidt, Torsten Claus
    Transformation efficiency and formation of transformation products during photochemical degradation of TCE and PCE at micromolar concentrations
    In: Journal of environmental health science & engineering Jg. 12 (2014) Nr. 1,
    ISSN: 2052-336X
  • Kujawinski, Dorothea M.; Wolbert, Jens-Benjamin; Zhang, Lijun; Jochmann, Maik; Widory, David; Baran, Nicole; Schmidt, Torsten Claus
    Carbon isotope ratio measurements of glyphosate and AMPA by liquid chromatography coupled to isotope ratio mass spectrometry
    In: Analytical and Bioanalytical Chemistry Jg. 405 (2013) Nr. 9, S. 2869 - 2878
    ISSN: 1618-2642; 1618-2650
  • Erger, Christine; Balsaa, Peter; Werres, Friedrich; Schmidt, Torsten Claus
    Determination of organic priority pollutants in the low nanogram-per-litre range in water by solid-phase extraction disk combined with large-volume injection/gas chromatography–mass spectrometry
    In: Analytical & Bioanalytical Chemistry Jg. 405 (2013) Nr. 15, S. 5215 - 5223
    ISSN: 1618-2642
  • Klees, Marcel; Hiester, Ernst; Bruckmann, Peter; Schmidt, Torsten Claus
    Determination of polychlorinated biphenyls and polychlorinated dibenzo-p-dioxins and dibenzofurans by pressurized liquid extraction and gas chromatography coupled to mass spectrometry in street dust samples
    In: Journal of Chromatography A (2013) Nr. 1300, S. 17 - 23
    ISSN: 0021-9673; 1873-3778
  • Schmidt, Torsten Claus; Jochmann, Maik; Laaks, Jens
    Empfindlich, automatisch und ohne Lösungsmittel
    In: Nachrichten aus der Chemie Jg. 61 (2013) S. 54 - 56
    ISSN: 1439-9598; 1868-0054
  • Kowal, Sebastian; Balsaa, Peter; Werres, Friedrich; Schmidt, Torsten Claus
    Fully automated standard addition method for the quantification of 29 polar pesticide metabolites in different water bodies using LC-MS/MS
    In: Analytical and Bioanalytical Chemistry Jg. 405 (2013) Nr. 19, S. 6337 - 6351
    ISSN: 1618-2642; 1618-2650
  • Hüffer, Thorsten; Kah, Melanie; Hofmann, Thilo; Schmidt, Torsten Claus
    How Redox Conditions and Irradiation Affect Sorption of PAHs by Dispersed Fullerenes (nC60)
    In: Environmental Science & Technology Jg. 47 (2013) Nr. 13, S. 6935 - 6942
    ISSN: 1520-5851; 0013-936X
  • Glaubitz, Johannes; Schmidt, Torsten Claus
    LC-MS Quantification of a sulfosuccinate surfactant in agrochemical formulations
    In: Chromatographia Jg. 76 (2013) Nr. 23-24, S. 1729 - 1737
    ISSN: 1612-1112; 0009-5893
  • Hüffer, Thorsten; Osorio, Xochitli; Jochmann, Maik; Schilling, Beat; Schmidt, Torsten Claus
    Multi-walled carbon nanotubes as sorptive material for solventless in-tube microextraction (ITEX2) - a factorial design study
    In: Analytical & bioanalytical chemistry Jg. 405 (2013) Nr. 26, S. 8387 - 8395
    ISSN: 1618-2642
  • Haun, Jakob; Leonhardt, Juri; Portner, Christoph; Hetzel, Terence; Türk, Jochen; Teutenberg, Thorsten; Schmidt, Torsten Claus
    Online and splitless NanoLC × CapillaryLC with quadrupole/time-of- flight mass spectrometric detection for comprehensive screening analysis of complex samples
    In: Analytical chemistry: the authoritative voice of the analytical community Jg. 85 (2013) Nr. 21, S. 10083 - 10090
    ISSN: 1520-6882; 0003-2700
  • Wuerfel, Oliver; Greule, Markus; Keppler, Frank; Jochmann, Maik; Schmidt, Torsten Claus
    Position-specific isotope analysis of the methyl group carbon in methylcobalamin for the investigation of biomethylation processes
    In: Analytical and Bioanalytical Chemistry Jg. 405 (2013) Nr. 9, S. 2833 - 2841
    ISSN: 1618-2642; 1618-2650
  • Cyris, Maike; Knolle, Wolfgang; Richard, Jessica; Dopp, Elke; von Sonntag, Clemens; Schmidt, Torsten Claus
    Reaction of Gadolinium Chelates with Ozone and Hydroxyl Radicals
    In: Environmental Science & Technology Jg. 47 (2013) Nr. 17, S. 9942 - 9949
    ISSN: 1520-5851; 0013-936X
  • Fischbacher, Alexandra; von Sonntag, Justus; von Sonntag, Clemens; Schmidt, Torsten Claus
    The •OH Radical Yield in the H2O2 + O3 (Peroxone) Reaction
    In: Environmental Science & Technology Jg. 47 (2013) Nr. 17, S. 9959 - 9964
    ISSN: 1520-5851; 0013-936X
  • Wiese, Steffen; Teutenberg, Thorsten; Schmidt, Torsten Claus
    A general strategy for performing temperature-programming in high performance liquid chromatography : further improvements in the accuracy of retention time predictions of segmented temperature gradients
    In: Journal of Chromatography A (2012) Nr. 1222, S. 71 - 80
    ISSN: 0021-9673; 1873-3778
  • Zhang, Lijun; Kujawinski, Dorothea M.; Federherr, Eugen; Schmidt, Torsten Claus; Jochmann, Maik
    Caffeine in your drink : natural or synthetic?
    In: Analytical Chemistry Jg. 84 (2012) Nr. 6, S. 2805 - 2810
    ISSN: 0003-2700
  • Elsner, Martin; Jochmann, Maik; Hofstetter, Thomas B.; Hunkeler, Daniel; Bernstein, Anat; Schmidt, Torsten Claus; Schimmelmann, Arndt
    Current challenges in compound-specific stable isotope analysis of environmental organic contaminants
    In: Analytical and Bioanalytical Chemistry Jg. 403 (2012) Nr. 9, S. 2471 - 2491
    ISSN: 1618-2642; 1618-2650
  • Akinlua, Akinsehinwa; Jochmann, Maik; Qian, Yuan; Sulkowski, Martin; Schmidt, Torsten Claus
    Factors controlling leaching of polycyclic aromatic hydrocarbons from petroleum source rock using nonionic surfactant
    In: Chromatographia Jg. 75 (2012) Nr. 5-6, S. 213 - 221
    ISSN: 1612-1112; 0009-5893
  • Laaks, Jens; Letzel, Thomas; Schmidt, Torsten Claus; Jochmann, Maik
    Fingerprinting of red wine by headspace solid-phase dynamic extraction of volatile constituents
    In: Analytical and Bioanalytical Chemistry Jg. 403 (2012) Nr. 8, S. 2429 - 2436
    ISSN: 1618-2642; 1618-2650
  • Haun, Jakob; Teutenberg, Thorsten; Schmidt, Torsten Claus
    Influence of temperature on peak shape and solvent compatibility : implications for two-dimensional liquid chromatography
    In: Journal of Separation Science Jg. 35 (2012) Nr. 14, S. 1723 - 1730
    ISSN: 1615-9306; 1615-9314
  • Haun, Jakob; Oeste, Katja; Teutenberg, Thorsten; Schmidt, Torsten Claus
    Long-term high-temperature and pH stability assessment of modern commercially available stationary phases by using retention factor analysis
    In: Journal of Chromatography A (2012) Nr. 1263, S. 99 - 107
    ISSN: 0021-9673; 1873-3778
  • Athenstädt, Behnusch; Fünfrocken, Michael; Schmidt, Torsten Claus
    Migrating components in a polyurethane laminating adhesive identified using gas chromatography/mass spectrometry
    In: Rapid Communications in Mass Spectrometry (RCM) Jg. 26 (2012) Nr. 16, S. 1810 - 1816
    ISSN: 1097-0231; 0951-4198
  • Erger, Christine; Balsaa, Peter; Werres, Friedrich; Schmidt, Torsten Claus
    Multi-component trace analysis of organic xenobiotics in surface water containing suspended particular matter by solid phase extraction/gas chromatography–mass spectrometry
    In: Journal of Chromatography A Jg. 1249 (2012) S. 181 - 189
    ISSN: 0021-9673; 1873-3778
  • Erger, Christine; Balsaa, Peter; Werres, Friedrich; Schmidt, Torsten Claus
    Occurrence of residual water within disk based solid phase extraction and its effect on GC-MS measurement of organic extracts of environmental samples
    In: Analytical and Bioanalytical Chemistry Jg. 403 (2012) Nr. 9, S. 2541 - 2552
    ISSN: 1618-2642; 1618-2650
  • Schmidt, Torsten Claus; Jochmann, Maik
    Origin and Fate of Organic Compounds in Water : Characterization by Compound-Specific Stable Isotope Analysis
    In: Annual Review of Analytical Chemistry Jg. 5 (2012) Nr. 5, S. 133 - 155
    ISSN: 1936-1327
  • Kowal, Sebastian; Balsaa, Peter; Werres, Friedrich; Schmidt, Torsten Claus
    Reduction of matrix effects and improvement of sensitivity during determination of two chloridazon degradation products in aqueous matrices by using UPLC-ESI-MS/MS
    In: Analytical and Bioanalytical Chemistry Jg. 403 (2012) Nr. 6, S. 1707 - 1717
    ISSN: 1618-2642; 1618-2650
  • Laaks, Jens; Jochmann, Maik; Schmidt, Torsten Claus
    Solvent-free microextraction techniques in gas chromatography
    In: Analytical and Bioanalytical Chemistry Jg. 402 (2012) Nr. 2, S. 565 - 571
    ISSN: 1618-2642; 1618-2650
  • Sein, Myint Myint; Nasir, Z. Bin; Telgheder, Ursula; Schmidt, Torsten Claus
    Studies on a non-thermal pulsed corona plasma between two parallel-plate electrodes in water
    In: Journal of Physics D: Applied Physics Jg. 45 (2012) Nr. 22,
    ISSN: 0022-3727; 1361-6463
  • Kujawinski, Dorothea M.; Zhang, Lijun; Schmidt, Torsten Claus; Jochmann, Maik
    When other separation techniques fail : compound-specific carbon isotope ratio analysis of sulfonamide containing pharmaceuticals by high-temperature-liquid chromatography-isotope ratio mass spectrometry
    In: Analytical Chemistry Jg. 84 (2012) Nr. 18, S. 7656 - 7663
    ISSN: 0003-2700; 1520-6882
  • Wiese, Steffen; Teutenberg, Thorsten; Schmidt, Torsten Claus
    A general strategy for performing temperature programming in high performance liquid chromatography : prediction of linear temperature gradients
    In: Analytical Chemistry Jg. 83 (2011) Nr. 6, S. 2227 - 2233
    ISSN: 0003-2700
  • Wiese, Steffen; Teutenberg, Thorsten; Schmidt, Torsten Claus
    A general strategy for performing temperature-programming in high performance liquid chromatography : prediction of segmented temperature gradients
    In: Journal of Chromatography A Jg. 1218 (2011) Nr. 39, S. 6898 - 6906
    ISSN: 0021-9673; 1873-3778
  • Bernstein, Anat; Shouakar-Stash, Orfan; Ebert, Karin; Laskov, Christine; Hunkeler, Daniel; Jeannottat, Simon; Sakaguchi-Söder, Kaori; Laaks, Jens; Jochmann, Maik; Cretnik, Stefan; Jager, Johannes; Haderlein, Stefan B.; Schmidt, Torsten Claus; Aravena, Ramon; Elsner, Martin
    Compound-specific chlorine isotope analysis : a comparison of gas chromatography/isotope ratio mass spectrometry and gas chromatography/quadrupole mass spectrometry methods in an interlaboratory study
    In: Analytical Chemistry Jg. 83 (2011) Nr. 20, S. 7624 - 7634
    ISSN: 0003-2700
  • Zhang, Lijun; Kujawinski, Dorothea M.; Jochmann, Maik; Schmidt, Torsten Claus
    High-temperature reversed-phase liquid chromatography coupled to isotope ratio mass spectrometry
    In: Rapid Communications in Mass Spectrometry (RCM) Jg. 25 (2011) Nr. 20, S. 2971 - 2980
    ISSN: 1097-0231; 0951-4198
  • Telgheder, Ursula; Schmidt, Torsten Claus
    Ionenmobilitätsspektrometrie in der Wasseranalytik
    In: GIT: Labor-Fachzeitschrift (2011) Nr. 11, S. 784 - 786
    ISSN: 0016-3538
  • Akinlua, A.; Jochmann, Maik; Laaks, J.; Ewert, A.; Schmidt, Torsten Claus
    Microwave-assisted nonionic surfactant extraction of aliphatic hydrocarbons from petroleum source rock
    In: Analytica Chimica Acta Jg. 691 (2011) Nr. 1-2, S. 48 - 55
    ISSN: 0003-2670
  • Qian, Yuan; Posch, Tjorben; Schmidt, Torsten Claus
    Sorption of polycyclic aromatic hydrocarbons (PAHs) on glass surfaces
    In: Chemosphere Jg. 82 (2011) Nr. 6, S. 859 - 865
    ISSN: 1879-1298; 0045-6535
  • Pocostales, J. Pablo; Sein, Myint Myint; Knolle, Wolfgang; Sonntag, Clemens von; Schmidt, Torsten Claus
    Degradation of ozone-refractory organic phosphates in wastewater by ozone and ozone/hydrogen peroxide (peroxone) : the role of ozone consumption by dissolved organic matter
    In: Environmental Science & Technology Jg. 44 (2010) Nr. 21, S. 8248 - 8253
    ISSN: 1520-5851; 0013-936X
  • Zedda, Marco; Tuerk, Jochen; Peil, Stefan; Schmidt, Torsten Claus
    Determination of polymer electrolyte membrane (PEM) degradation products in fuel cell water using electrospray ionization tandem mass spectrometry
    In: Rapid Communications in Mass Spectrometry (RCM) Jg. 24 (2010) Nr. 24, S. 3531 - 3538
    ISSN: 1097-0231; 0951-4198
  • Laaks, Jens; Jochmann, Maik; Schilling, Beat; Schmidt, Torsten Claus
    In-tube extraction of volatile organic compounds from aqueous samples : an economical alternative to purge and trap enrichment
    In: Analytical Chemistry Jg. 82 (2010) Nr. 18, S. 7641 - 7648
    ISSN: 0003-2700
  • Schmidt, Torsten Claus; Lutze, Holger; Merkel, Wolf
    Möglichkeiten und Grenzen oxidativer Verfahren in der Wasseraufbereitung (Trinkwasser, Abwasser)
    In: GWF: Wasser, Abwasser Jg. 151 (2010) Nr. 9, S. 874 - 880
    ISSN: 0016-3651
  • Bi, Erping; Schmidt, Torsten Claus; Haderlein, Stefan B.
    Practical issues relating to soil column chromatography for sorption parameter determination
    In: Chemosphere Jg. 80 (2010) Nr. 7, S. 787 - 793
    ISSN: 1879-1298; 0045-6535
  • Li, Binghua; Qian, Yuan; Bi, Erping; Chen, Honghan; Schmidt, Torsten Claus
    Sorption behavior of phthalic acid esters on reference soils evaluated by soil column chromatography
    In: CLEAN - Soil, Air, Water Jg. 38 (2010) Nr. 5-6, S. 425 - 429
    ISSN: 1863-0669; 1521-401X; 0323-4320; 1863-0650
  • Kujawinski, Dorothea M.; Stephan, Manuel; Jochmann, Maik; Krajenke, Karen; Haas, Joe; Schmidt, Torsten Claus
    Stable carbon and hydrogen isotope analysis of methyl tert-butyl ether and tert-amyl methyl ether by purge and trap-gas chromatography-isotope ratio mass spectrometry : method evaluation and application
    In: Journal of environmental monitoring : JEM Jg. 12 (2010) Nr. 1, S. 347 - 354
    ISSN: 1464-0333
  • Zedda, Marco; Tuerk, Jochen; Teutenberg, Thorsten; Peil, Sabine; Schmidt, Torsten Claus
    A strategy for the systematic development of an LC-UV-MS/MS screening method for polymer electrolyte membrane degradation products using isocratic and gradient phase optimized liquid chromatography
    In: Journal of Chromatography A Jg. 1216 (2009) Nr. 51, S. 8910 - 8917
    ISSN: 0021-9673; 1873-3778
  • Pooley, Kathryn E.; Blessing, Michaela; Schmidt, Torsten Claus; Haderlein, Stefan B.; MacQuarrie, Kerry T.B.; Prommer, Henning
    Aerobic biodegradation of chlorinated ethenes in a fractured bedrock aquifer : quantitative assessment by compound-specific isotope analysis (CSIA) and reactive transport modeling
    In: Environmental Science & Technology Jg. 43 (2009) Nr. 19, S. 7458 - 7464
    ISSN: 1520-5851; 0013-936X
  • Endo, Satoshi; Grathwohl, Peter; Handerlein, Stefan B.; Schmidt, Torsten Claus
    Characterization of sorbent properties of soil organic matter and carbonaceous geosorbents using n-Alkanes and Cycloalkanes as molecular probes
    In: Environmental Science & Technology Jg. 43 (2009) Nr. 2, S. 393 - 400
    ISSN: 1520-5851; 0013-936X
  • Blessing, Michaela; Schmidt, Torsten Claus; Dinkel, Rainer; Haderlein, Stefan B.
    Delineation of multiple chlorinated ethene sources in an industrialized area : a forensic field study using compound-specific isotope analysis
    In: Environmental Science & Technology Jg. 43 (2009) S. 2701 - 2707
    ISSN: 1520-5851; 0013-936X
  • Kowal, Sebastian; Balsaa, Peter; Werres, Friedrich; Schmidt, Torsten Claus
    Determination of the polar pesticide degradation product N,N-dimethylsulfamide in aqueous matrices by UPLC-MS/MS
    In: Analytical and Bioanalytical Chemistry Jg. 395 (2009) Nr. 6, S. 1787 - 1794
    ISSN: 1618-2642; 1618-2650
  • Endo, Satoshi; Grathwohl, Peter; Haderlein, Stefan B.; Schmidt, Torsten Claus
    Effects of native organic material and water on sorption properties of reference diesel soot
    In: Environmental Science & Technology Jg. 43 (2009) Nr. 9, S. 3187 - 3193
    ISSN: 1520-5851; 0013-936X
  • Jochmann, Maik; Steinmann, Dirk; Stephan, Manuel; Schmidt, Torsten Claus
    Flow iInjection analysis−isotope ratio mass spectrometry for bulk carbon stable isotope analysis of alcoholic beverages
    In: Journal of Agricultural and Food Chemistry Jg. 57 (2009) Nr. 22, S. 10489 - 10496
    ISSN: 1520-5118; 0021-8561
  • Endo, Satoshi; Grathwohl, Peter; Haderlein, Stefan B.; Schmidt, Torsten Claus
    LFERs for soil organic carbon-water distribution coefficients (K-OC) at environmentally relevant sorbate concentrations
    In: Environmental Science & Technology Jg. 43 (2009) Nr. 9, S. 3094 - 3100
    ISSN: 1520-5851; 0013-936X
  • Sein, Myint Myint; Schmidt, Torsten Claus; Golloch, Alfred; von Sonntag, Clemens
    Oxidation of sometypical wastewater contaminants (tributyltin, clarithromycin, metoprolol and diclofenac) by ozone
    In: Water Science and Technology Jg. 59 (2009) Nr. 8, S. 1479 - 1485
    ISSN: 0273-1223; 1996-9732
  • Liu, Lihua; Endo, Satoshi; Eberhardt, Christina; Grathwohl, Peter; Schmidt, Torsten Claus
    Partition behavior of polycyclic aromatic hydrocarbons between aged coal tar and water
    In: Environmental Toxicology and Chemistry: ET&C Online Jg. 28 (2009) Nr. 8, S. 1578 - 1584
    ISSN: 0730-7268; 1552-8618
  • Bi, Erping; Zhang, Lunliang; Schmidt, Torsten Claus; Haderlein, Stefan B.
    Simulation of nonlinear sorption of N-heterocyclic organic contaminants in soil columns
    In: Journal of Contaminant Hydrology Jg. 107 (2009) Nr. 1-2, S. 58 - 65
    ISSN: 0169-7722; 1873-6009
  • Werres, Friedrich; Balsaa, Peter; Schmidt, Torsten Claus
    Total concentration analysis of polycylic aromatic hydrocarbons in aqueous samples with high suspended particulate matter content
    In: Journal of Chromatography A Jg. 1216 (2009) Nr. 12, S. 2235 - 2240
    ISSN: 0021-9673; 1873-3778
  • Endo, Satoshi; Grathwohl, Peter; Schmidt, Torsten Claus
    Absorption or adsorption? : Insights from molecular probes n-alkanes and cycloalkanes into modes of sorption by environmental solid matrices
    In: Environmental Science & Technology Jg. 42 (2008) Nr. 11, S. 3989 - 3995
    ISSN: 1520-5851; 0013-936X
  • Endo, Satoshi; Grathwohl, Peter; Haderlein, Stefan B.; Schmidt, Torsten Claus
    Compound-specific factors influencing sorption nonlinearity in natural organic matter
    In: Environmental Science & Technology Jg. 42 (2008) Nr. 16, S. 5897 - 5903
    ISSN: 1520-5851; 0013-936X
  • Endo, Satoshi; Xu, Wanjing; Goss, Kai-Uwe; Schmidt, Torsten Claus
    Evaluating coal tar-water partitioning coefficient estimation methods and solute-solvent molecular interactions in tar phase
    In: Chemosphere Jg. 73 (2008) Nr. 4, S. 532 - 538
    ISSN: 1879-1298; 0045-6535
  • Jochmann, Maik; Yuan, Xue; Schilling, Beat; Schmidt, Torsten Claus
    In-tube extraction for enrichment of volatile organic hydrocarbons from aqueous samples
    In: Journal of Chromatography A Jg. 1179 (2008) Nr. 2, S. 96 - 105
    ISSN: 0021-9673; 1873-3778
  • Sein, Myint Myint; Zedda, Marco; Tuerk, Jochen; Schmidt, Torsten Claus; Golloch, Alfred; von Sonntag, Clemens
    Oxidation of diclofenac with ozone in aqueous solution
    In: Environmental Science & Technology Jg. 42 (2008) Nr. 17, S. 6656 - 6662
    ISSN: 1520-5851; 0013-936X
  • Blessing, Michaela; Jochmann, Maik; Schmidt, Torsten Claus
    Pitfalls in compound-specific isotope analysis of environmental samples
    In: Analytical & bioanalytical chemistry: a merger of Fresenius' journal of analytical chemistry, Analusis and Quimica analitica Jg. 390 (2008) Nr. 2, S. 591 - 603
    ISSN: 1618-2650; 1618-2642
  • Jochmann, Maik; Yuan, Xue; Schmidt, Torsten Claus
    Determination of volatile organic hydrocarbons in water samples by solid-phase dynamic extraction
    In: Analytical and Bioanalytical Chemistry Jg. 387 (2007) Nr. 6, S. 2163 - 2174
    ISSN: 1618-2642; 1618-2650
  • Bi, Erping; Schmidt, Torsten Claus; Haderlein, Stefan B.
    Environmental factors influencing sorption of heterocyclic aromatic compounds to soil
    In: Environmental Science & Technology Jg. 41 (2007) Nr. 9, S. 3172 - 3178
    ISSN: 1520-5851; 0013-936X
  • Gocht, Tilman; Barth, Johannes A. C.; Epp, Michaela; Jochmann, Maik; Blessing, Michaela; Schmidt, Torsten Claus; Grathwohl, Peter
    Indications for pedogenic formation of perylene in a terrestrial soil profile : depth distribution and first results from stable carbon isotope ratios
    In: Applied Geochemistry: journal of the International Association of Geochemistry and Cosmochemistry Jg. 22 (2007) Nr. 12, S. 2652 - 2663
    ISSN: 0883-2927
  • Schmidt, Torsten Claus; Jochmann, Maik; Blessing, Michaela
    Isotopenanalyse : ein neues Werkzeug in der Umweltanalytik
    In: Nachrichten aus der Chemie Jg. 55 (2007) Nr. 5, S. 536 - 539
    ISSN: 1439-9598; 1868-0054
  • Sein, Myint Myint; Golloch, Alfred; Schmidt, Torsten Claus; von Sonntag, Clemens
    No marked kinetic isotope effect in the peroxone (H2O 2/D2O2 + O3) reaction : Mechanistic consequences
    In: ChemPhysChem Jg. 8 (2007) Nr. 14, S. 2065 - 2067
    ISSN: 1439-7641; 1439-4235
  • Jochmann, Maik; Blessing, Michaela; Haderlein, Stefan B.; Schmidt, Torsten Claus
    A new approach to determine method detection limits for compound-specific isotope analysis of volatile organic compounds
    In: Rapid Communications in Mass Spectrometry (RCM) Jg. 20 (2006) Nr. 24, S. 3639 - 3648
    ISSN: 1097-0231; 0951-4198
  • Zimmermann, Thomas; Ensinger, Wolfgang J.; Schmidt, Torsten Claus
    Depletion solid-phase microextraction for the evaluation of fiber-sample partition coefficients of pesticides
    In: Journal of Chromatography A Jg. 1102 (2006) Nr. 1/2, S. 51 - 59
    ISSN: 0021-9673; 1873-3778
  • Endo, Satoshi; Schmidt, Torsten Claus
    Partitioning properties of linear and branched ethers : determination of linear solvation energy relationship (LSER) descriptors
    In: Fluid Phase Equilibria Jg. 246 (2006) Nr. 1-2, S. 143 - 152
    ISSN: 0378-3812; 1879-0224
  • Endo, Satoshi; Schmidt, Torsten Claus
    Prediction of partitioning between complex organic mixtures and water : application of polyparameter linear free energy relationships
    In: Environmental Science & Technology Jg. 40 (2006) Nr. 2, S. 536 - 545
    ISSN: 1520-5851; 0013-936X
  • Jochmann, Maik; Kmiecik, Magda P.; Schmidt, Torsten Claus
    Solid-phase dynamic extraction for the enrichment of polar volatile organic compounds from water
    In: Journal of Chromatography A Jg. 1115 (2006) Nr. 1/2, S. 208 - 216
    ISSN: 0021-9673; 1873-3778
  • Bi, Erping; Schmidt, Torsten Claus; Haderlein, Stefan B.
    Sorption of heterocyclic organic compounds to reference soils : column studies for process identification
    In: Environmental Science & Technology Jg. 40 (2006) Nr. 19, S. 5962 - 5970
    ISSN: 1520-5851; 0013-936X
  • Goss, Kai-Uwe; Bronner, Guido; Harner, Tom; Hertel, Monika; Schmidt, Torsten Claus
    The partition behavior of fluorotelomer alcohols and olefins
    In: Environmental Science & Technology Jg. 40 (2006) Nr. 11, S. 3572 - 3577
    ISSN: 1520-5851; 0013-936X
  • Zwank, Luc; Berg, Michael; Elsner, Martin; Schmidt, Torsten Claus; Schwarzenbach, René P.
    New evaluation scheme for two-dimensional isotope analysis to decipher biodegradation processes : application to Groundwater Contamination by MTBE
    In: Environmental Science & Technology Jg. 39 (2005) Nr. 4, S. 1018 - 1029
    ISSN: 1520-5851; 0013-936X
  • Zwank, Luc; Berg, Michael; Elsner, Martin; Schmidt, Torsten Claus; Schwarzenbach, Rene P.; Haderlein, Stefan B.
    New evaluation scheme for two-dimensional isotope analysis to decipher biodegradation processes: application to groundwater contamination by MTBE. [Erratum to document cited in CA142:245420].
    In: Environmental Science & Technology Jg. 39 (2005) Nr. 18, S. 7344
    ISSN: 1520-5851; 0013-936X
  • Arp, Hans Peter H.; Fenner, Kathrin; Schmidt, Torsten Claus
    Predicting methyl tert-butyl ether, tert-butyl formate, and tert-butyl alcohol levels in the environment using the fugacity approach
    In: Environmental Science & Technology Jg. 39 (2005) Nr. 9, S. 3237 - 3244
    ISSN: 1520-5851; 0013-936X
  • Haderlein, Stefan B.; Schmidt, Torsten Claus; Elsner, Martin; Zwank, Luc; Berg, Michael; Schwarzenbach, Rene P.
    Response to Comment on \"New Evaluation Scheme for Two-Dimensional Isotope Analysis to Decipher Biodegradation Processes: Application to Groundwater Contamination by MTBE\".
    In: Environmental Science & Technology Jg. 39 (2005) Nr. 21, S. 8543 - 8544
    ISSN: 1520-5851; 0013-936X
  • Bi, Erping; Haderlein, Stefan B.; Schmidt, Torsten Claus
    Sorption of methyl tert-butyl ether (MTBE) and tert-butyl alcohol (TBA) to synthetic resins.
    In: Water Research Jg. 39 (2005) Nr. 17, S. 4164 - 4176
    ISSN: 0043-1354; 1879-2448
  • Arp, Hans Peter H.; Schmidt, Torsten Claus
    Air-water transfer of MTBE, its degradation products, and alternative fuel oxygenates : the role of temperature
    In: Environmental Science & Technology Jg. 38 (2004) Nr. 20, S. 5405 - 5412
    ISSN: 1520-5851; 0013-936X
  • Schmidt, Torsten Claus; Zwank, Luc; Elsner, Martin; Berg, Michael; Meckenstock, Rainer; Haderlein, Stefan B.
    Compound-specific stable isotope analysis of organic contaminants in natural environments : a critical review of the state of the art, prospects, and future challenges
    In: Analytical and Bioanalytical Chemistry Jg. 378 (2004) Nr. 2, S. 283 - 300
    ISSN: 1618-2642; 1618-2650
  • Schmidt, Torsten Claus; Buetehorn, Ulf; Steinbach, Klaus
    HPLC-MS investigations of acidic contaminants in ammunition wastes using volatile ion-pairing reagents (VIP-LC-MS)
    In: Analytical and Bioanalytical Chemistry Jg. 378 (2004) Nr. 4, S. 926 - 931
    ISSN: 1618-2642; 1618-2650
  • Zimmermann, Thomas; Ensinger, Wolfgang J.; Schmidt, Torsten Claus
    In Situ Derivatization/Solid-Phase Microextraction : Determination of Polar Aromatic Amines
    In: Analytical Chemistry Jg. 76 (2004) Nr. 4, S. 1028 - 1038
    ISSN: 1520-6882
  • Diehl, Georg; Wasinski, Frank A. H.; Roberz, Benedikte; Luftmann, Heinrich; Schmidt, Torsten Claus; Andersson, Jan T.; Karst, Uwe
    Liquid chromatography / electrochemistry / mass spectrometry as screening technique for alcohols and phenols in fuels
    In: Microchimica Acta Jg. 146 (2004) Nr. 2, S. 137 - 147
    ISSN: 1436-5073; 0026-3672
  • Schmidt, Torsten Claus; Schirmer, Mario; Weiss, Holger; Haderlein, Stefan B.
    Microbial degradation of methyl tert-butyl ether and tert-butyl alcohol in the subsurface
    In: Journal of Contaminant Hydrology Jg. 70 (2004) Nr. 3/4, S. 173 - 203
    ISSN: 0169-7722; 1873-6009
  • Schmidt, Torsten Claus; Haderlein, Stefan B.; Pfister, Rolf; Forster, Richard
    Occurrence and fate modeling of MTBE and BTEX compounds in a Swiss Lake used as drinking water supply
    In: Water Research Jg. 38 (2004) Nr. 6, S. 1520 - 1529
    ISSN: 0043-1354; 1879-2448
  • Schmidt, Torsten Claus
    Analysis of methyl tert-butyl ether (MTBE) and tert-butyl alcohol (TBA) in ground and surface water
    In: Trends in Analytical Chemistry TrAC Jg. 22 (2003) Nr. 10, S. 776 - 784
    ISSN: 0167-2940
  • Zwank, Luc; Berg, Michael; Schmidt, Torsten Claus; Haderlein, Stefan B.
    Compound-specific carbon isotope analysis of volatile organic compounds in the low-microgram per liter range
    In: Analytical Chemistry Jg. 75 (2003) Nr. 20, S. 5575 - 5583
    ISSN: 0003-2700; 1520-6882
  • Schmidt, Torsten Claus; Kleinert, Peter; Stengel, Caroline; Goss, Kai-Uwe; Haderlein, Stefan B.
    Polar fuel constituents: compound identification and equilibrium partitioning between nonaqueous phase liquids and water. [Erratum to document cited in CA137:315475].
    In: Environmental Science & Technology Jg. 37 (2003) Nr. 4, S. 815
    ISSN: 1520-5851; 0013-936X
  • Pamme, Nicole; Steinbach, Klaus; Ensinger, Wolfgang J.; Schmidt, Torsten Claus
    Analysis of polynitrophenols and hexyl by liquid chromatography-mass spectrometry using atmospheric pressure ionisation methods and a volatile ion-pairing reagent
    In: Journal of Chromatography A Jg. 943 (2002) Nr. 1, S. 47 - 54
    ISSN: 0021-9673; 1873-3778
  • Schmidt, Torsten Claus; Kleinert, Peter; Stengel, Caroline; Goss, Kai-Uwe; Haderlein, Stefan B.
    Polar Fuel Constituents: Compound Identification and Equilibrium Partitioning between Nonaqueous Phase Liquids and Water.
    In: Environmental Science & Technology Jg. 36 (2002) Nr. 19, S. 4074 - 4080
    ISSN: 1520-5851; 0013-936X
  • Schmidt, Torsten Claus; Kleinert, Peter; Stengel, Caroline; Haderlein, Stefan B.
    Polar fuel constituents. Compound identification and partitioning between nonaqueous-phase liquids and water.
    In: ACS Symposium Series Jg. 799 (2002) Nr. Oxygenates in Gasoline, S. 281 - 287
    ISSN: 0097-6156; 1947-5918
  • Zwank, L.; Schmidt, Torsten Claus; Haderlein, Stefan B.; Berg, M.
    Simultaneous determination of fuel oxygenates and BTEX using direct aqueous injection gas chromatography mass spectrometry (DAI-GC/MS)
    In: Environmental Science & Technology Jg. 36 (2002) Nr. 9, S. 2054 - 2059
    ISSN: 1520-5851; 0013-936X
  • Schmidt, Torsten Claus; Duong, Hong-Anh; Berg, Michael; Haderlein, Stefan B.
    Analysis of fuel oxygenates in the environment.
    In: Analyst (Cambridge, United Kingdom) Jg. 126 (2001) Nr. 3, S. 405 - 413
    ISSN: 0003-2654
  • Acero, Juan L.; Haderlein, Stefan B.; Schmidt, Torsten Claus; Suter, Marc J. -F; von Gunten, Urs
    MTBE oxidation by conventional ozonation and the combination ozone/hydrogen peroxide: efficiency of the processes and bromate formation.
    In: Environmental Science & Technology Jg. 35 (2001) Nr. 21, S. 4252 - 4259
    ISSN: 1520-5851; 0013-936X
  • Schmidt, Torsten Claus; Butehorn, U.; Steinbach, Klaus; Kotke, R.; Bruns-Nagel, D.; Von Low, E.
    Use of the spectrometric sum parameter for aromatic amines in the monitoring of a former ammunition plant.
    In: Acta Hydrochimica et Hydrobiologica Jg. 28 (2000) Nr. 3, S. 117 - 122
    ISSN: 1521-401X; 1863-0669; 0323-4320; 1863-0650
  • Schmidt, Torsten Claus; Leß, Melanie; Haas, Rainer; Löw, Eberhard V.; Steinbach, Klaus
    Determination of aromatic amines in ground and waste water by two new derivatization methods
    In: International Journal of Environmental Analytical Chemistry Jg. 74 (1999) Nr. 1-4, S. 25 - 41
    ISSN: 0306-7319; 1029-0397
  • Bruns-Nagel, D.; Schmidt, Torsten Claus; Drzyzga, O.; von Löw, Eberhard; Steinbach, Klaus
    Identification of oxidized TNT metabolites in soil samples of a former ammunition plant
    In: Environmental Science and Pollution Research (ESPR) Jg. 6 (1999) Nr. 1, S. 7 - 10
    ISSN: 0944-1344; 1614-7499
  • Schmidt, Torsten Claus; Steinbach, Klaus; Buetehorn, Ulf; Heck, Kerstin; Volkwein, Ute; Stork, Gottfried
    Synthesis of reference substances for highly polar metabolites of nitroaromatic compounds
    In: Chemosphere Jg. 38 (1999) Nr. 13, S. 3119 - 3130
    ISSN: 1879-1298; 0045-6535
  • Bruns-Nagel, D.; Drzyzga, O.; Steinbach, Klaus; Schmidt, Torsten Claus; von Löw, Eberhard; Gorontzy, T.; Blotevogel, K.H.; Gemsa, D.
    Anaerobic/aerobic composting of 2,4,6-trinitrotoluene- contaminated soil in a reactor system
    In: Environmental Science & Technology Jg. 32 (1998) Nr. 11, S. 1676 - 1679
    ISSN: 1520-5851; 0013-936X
  • Haas, Rainer; Krippendorf, Alfred; Schmidt, Torsten Claus; Steinbach, Klaus; v. Löw, Eberhard
    Chemisch-analytische Untersuchung von Arsenkampfstoffen und ihren Metaboliten
    In: Umweltwissenschaften und Schadstoff-Forschung (UWSF) Jg. 10 (1998) Nr. 5, S. 289 - 293
    ISSN: 0934-3504; 1865-5084
  • Haas, Rainer; Schmidt, Torsten Claus; Steinbach, Klaus; von Löw, Eberhard
    Chromatographic determination of phenylarsenic compounds
    In: Fresenius' Journal of Analytical Chemistry Jg. 361 (1998) Nr. 3, S. 313 - 318
    ISSN: 0937-0633; 1432-1130
  • Schmidt, Torsten Claus; Haas, Rainer; von Löw, Eberhard; Steinbach, Klaus
    Derivatization of aromatic amines with bromine for improved gas chromatographic determination
    In: Chromatographia Jg. 48 (1998) Nr. 5-6, S. 436 - 442
    ISSN: 1612-1112; 0009-5893
  • Less, Melanie; Schmidt, Torsten Claus; von Löw, Eberhard; Stork, Gottfried
    Gas chromatographic determination of aromatic amines in water samples after solid-phase extraction and derivatization with iodine : II. Enrichment
    In: Journal of Chromatography A Jg. 810 (1998) Nr. 1-2, S. 173 - 182
    ISSN: 0021-9673; 1873-3778
  • Schmidt, Torsten Claus; Less, Melanie; Haas, Rainer; von Löw, Eberhard; Steinbach, Klaus; Stork, Gottfried
    Gas chromatographic determination of aromatic amines in water samples after solid-phase extraction and derivatization with iodine : I. Derivatization
    In: Journal of Chromatography A Jg. 810 (1998) Nr. 1-2, S. 161 - 172
    ISSN: 0021-9673; 1873-3778
  • Schmidt, Torsten Claus; Steinbach, Klaus; Von Löw, Eberhard; Stork, Gottfried
    Highly polar metabolites of nitroaromatic compounds in ammunition wastewater
    In: Chemosphere Jg. 37 (1998) Nr. 6, S. 1079 - 1090
    ISSN: 1879-1298; 0045-6535
  • Böhme, C.; Schmidt, Torsten Claus; von Löw, E.; Storck, G.
    Solid-phase extraction of aminobenzoic acids and aminotoluenesulfonic acids with graphitized carbon black
    In: Fresenius' Journal of Analytical Chemistry Jg. 360 (1998) Nr. 7-8, S. 805 - 807
    ISSN: 0937-0633; 1432-1130
  • Schmidt, Torsten Claus; Petersmann, M.; Kaminski, L.; von Löw, Eberhard; Stork, Gottfried
    Analysis of aminobenzoic acid in wastewater from a former ammunition plant with HPLC and combined diode array and fluorescence detection.
    In: Fresenius' Journal of Analytical Chemistry Jg. 357 (1997) Nr. 1, S. 121 - 126
    ISSN: 0937-0633; 1432-1130
  • Schmidt, Torsten Claus; Petersmann, M.; Kaminski, L.; von Löw, Eberhard; Stork, Gottfried
    Analysis of aminobenzoic acids in waste water from a former ammunition plant with HPLC and combined diode array and fluorescence detection
    In: Fresenius' Journal of Analytical Chemistry Jg. 357 (1997) Nr. 1, S. 121 - 126
    ISSN: 0937-0633; 1432-1130
  • Haas, Rainer; Schmidt, Torsten Claus
    Chemische Reaktionen von Phenylarsinverbindungen : 3. Reaktion von Phenyl-Arsen-Verbindungen mit Dithiolen
    In: Umweltwissenschaften und Schadstoff-Forschung (UWSF) Jg. 9 (1997) Nr. 4, S. 183 - 184
    ISSN: 0934-3504; 1865-5084
  • Schmidt, Torsten Claus; Haas, Rainer; Steinbach, Klaus; Von Löw, Eberhard V.
    Derivatization of aromatic amines for analysis in ammunition wastewater I : Derivatization via bromination of the aromatic ring
    In: Fresenius' Journal of Analytical Chemistry Jg. 357 (1997) Nr. 7, S. 909 - 914
    ISSN: 0937-0633; 1432-1130
  • Haas, Rainer J.; Schmidt, Torsten Claus; Steinbach, Klaus; Von Löw, Eberhard V.
    Derivatization of aromatic amines for analysis in ammunition wastewater II : Derivatization of methyl anilines by iodination with a Sandmeyer-like reaction
    In: Fresenius' Journal of Analytical Chemistry Jg. 359 (1997) Nr. 6, S. 497 - 501
    ISSN: 0937-0633; 1432-1130
  • Haas, Rainer; Schmidt, Torsten Claus; Steinbach, Klaus; v. Löw, E.
    Methoden zur chemisch-analytischen Untersuchung von aromatischen Aminen nach Derivatisierung
    In: GWF: Wasser, Abwasser Jg. 138 (1997) S. 35 - 37
    ISSN: 0016-3651
  • Schmidt, Torsten Claus; Meinzer, D.; Kaminski, L.; von Löw, Eberhard; Stork, Gottfried
    Post-column photochemical conversion of aromatic amines
    In: Chromatographia Jg. 46 (1997) Nr. 9-10, S. 501 - 506
    ISSN: 1612-1112; 0009-5893
  • Schmidt, Torsten Claus; Haas, Rainer; Von Löw, Eberhard; Stork, Gottfried
    Investigation of nitramines in water samples from a former ammunition plant
    In: Vom Wasser Jg. 85 (1995) S. 309 - 320
    ISSN: 0083-6915
  • Schmidt, Torsten Claus
    Untersuchungen von Nitraminen in Wasserproben von einer Rüstungsaltlast
    In: Vom Wasser Jg. 85 (1995) S. 309 - 320
    ISSN: 0083-6915
  • Vorworte / Nachworte

  • Kresmann, Simon; Leggewie, Claus; Teichgräber, Burkhard; Schmidt, Torsten Claus
    Editorial : VSI “Inter- and Transdiciplinary Water Research”
    In: Science of the Total Environment Jg. 636 (2018) S. 1517 - 1519
    ISSN: 1879-1026; 0048-9697
  • Heumann, Klaus G; Schmidt, Torsten Claus
    Isotope ratio measurements : new developments and applications
    In: Analytical and Bioanalytical Chemistry Jg. 405 (2013) Nr. 9, S. 2747 - 2748
    ISSN: 1618-2642; 1618-2650
  • Beiträge in Sammelwerken und Tagungsbänden

  • Widmann, Renatus; Schmidt, Torsten Claus
    Von intelligenten Zisternen, modernen Wärmeleitern und gewaschenen Dämmsystemen
    In: KuLaRuhr Abschlussveranstaltung: Forschen für die Region : nachhaltige urbane Kulturlandschaft in der Metropole Ruhr : Universität Duisburg-Essen – 23. & 24. Oktober 2014 2014
  • Ricken, Timo; Widmann, Renatus; Schmidt, Torsten Claus
    On the modeling and simulation of biological methane oxidation in porous media : a multiphase continuum approach : [IS - Coupled problems in geotechnical engineering II]
    In: Computational Methods for Coupled Problems in Science and Engineering IV: proceedings of the IV International Conference on Computational Methods for Coupled Problems in Science and Engineering : held in Kos, Greece, 20-22 June 2011 / Papadrakakis, Manolis; Oñate, Eugenio; Schrefler, Bernhard A. (Hrsg.), 2011
    ISBN: 978-84-87867-59-0
  • von Sonntag, C.; Schmidt, Torsten Claus
    Sauberes Wasser mit Ozon
    In: Chemie über den Wolken …und darunter / Zellner, Reinhard (Hrsg.), 2011, S. 101 - 103
    ISBN: 978-3-527-32651-8; 3-527-32651-0
  • Gruyters, M.; Widmann, Renatus; Schmidt, Torsten Claus; Stephan, M.
    Use of complementary research methods to evaluate the appropriateness of an interim coverage as a methane oxidation layer on a closed landfill
    In: SARDINIA 2009: twelfth international waste management and landfill symposium : [5 - 9 October 2009, S. Margherita di Pula, Cagliari, Sardinia, Italy] 2009
    ISBN: 978-88-6265-007-6
  • Schmidt, Torsten Claus; Kleinert, P.; Stengel, C.; Haderlein, Stefan B.
    Polar Fuel Constituents - Compound Identification and Partitioning between Non-Aqueous Phase Liquids and Water
    In: Oxygenates in Gasoline: Environmental Aspects / Diaz, A.F.; Drogos, D.L. (Hrsg.), 2002, S. 281 - 287
  • Schmidt, Torsten Claus; Morgenroth, Eberhard; Schirmer, Mario; Effenberger, Matthias; Haderlein, Stefan B.
    Use and occurrence of fuel oxygenates in Europe
    In: Oxygenates in Gasoline: Environmental Aspects / Diaz, A.F.; Drogos, D.L. (Hrsg.), 2002, S. 58 - 79
  • Schmidt, Torsten Claus; Steinbach, Klaus; Buetehorn, U.
    Environmental Analysis of Nitroaromatics
    In: Encyclopedia of Analytical Chemistry / Meyers, R.A. (Hrsg.), 2000, S. 2946 - 2966
  • Bücher/Sammelwerke/Tagungsbände

  • Schwedt, Georg; Schmidt, Torsten Claus; Schmitz, Oliver J.
    Analytische Chemie : Grundlagen, Methoden und Praxis
    Weinheim (2016) XV, 544 Seiten
    ISBN: 978-3-527-34082-8
  • Jochmann, Maik; Schmidt, Torsten Claus
    Compound-specific Stable Isotope Analysis
    Cambridge (2012) 376 S.
    ISBN: 978-1-84973-157-7
  • Vorträge

  • Niemann, André; Schmidt, Torsten Claus;
    Searail summer schools and water enducation at the University of Duisburg-Essen
    (2015)