Deputy Spokesperson

Faculty of Chemistry
Technical Chemistry III
YOURNET Member

Contact

Room: ZBT 241
Fon: +49 (0) 203 37 93442
Email: corina.andronescu(at)uni-due.de
Website: https://www.uni-due.de/tech3chem/
 

Researcher Information

ORCID ID: 0000-0002-1227-1209
Scopus ID: 26022908700

 ACTIVE SITES Methods

• Differential electrochemical mass spectrometry
• Electrocatalysis coupled with down-stream analysis
• Scanning electrochemical cell microscopy

 ACTIVE SITES Background

• Synthesis of electrocatalyst materials
• Electrochemistry coupled with FT-IR or Raman spectroscopy
• Electrocatalysis for energy conversion and formation of value-added products
• Single entity electrochemistry for the determination of intrinsic electrocatalysts activity

ACTIVE SITES Paper Highlights

C. Santana Santos, B. N. Jaato, I. Sanjuán, W. Schuhmann, C. Andronescu, “Operando Scanning Electrochemical Probe Microscopy during Electrocatalysis” Chemical Reviews Jg. 123 (2023) Nr. 8, S. 4972 – 5019

S. Varhade, E. B. Tetteh, S. Saddeler, S. Schumacher, H. B. Aiyappa, G. Bendt, S. Schulz, C. Andronescu, W. Schuhmann, “Crystal Plane-Related Oxygen-Evolution Activity of Single Hexagonal Co₃O₄ Spinel Particles”, Chemistry - A European Journal Jg. 29 (2023) doi: 10.1002/chem.202203474.

O. A. Krysiak, S. Schumacher, A. Savan, W. Schuhmann*, A. Ludwig*, C. Andronescu*, "Searching novel complex solid solution electrocatalysts in unconventional element combinations", (2022) Nano Research 15, pages 4780–4784 doi: 10.1007/s12274-021-3637-z

Spokesperson

Faculty of Chemistry
Technical Chemistry I
 

Contact

Room: S07 S01 C26
Fon: +49 (0) 201 18 33150
Email: stephan.barcikowski(at)uni-due.de
Website: https://www.uni-due.de/barcikowski/

Researcher Information

Researcher ID: I-4754-2012
ORCID ID: 0000-0002-9739-7272
Scopus ID: 56219696600

 ACTIVE SITES Methods

• Synchrotron, temporally resolved in situ SAXS and WAXS (with Plech group, KIT)
• Pump-probe laser experiments (with Glenzer group, Stanford/SLAC)
• Optical in situ spectroscopy on bioconjugate binding
• Surface and bulk composition (XRF, XRD, and XPS)
• Quartz micro balance (adsorption kinetics)

 ACTIVE SITES Background

Functional Nanoparticles for Catalysis and Biomedicine

• Laser synthesis and processing of colloids
• Dynamics of nanoparticle and surface adsorbate formation
• Alloy nanoparticles in aqueous catalysis and biomedicine
• Defect formation in oxidation catalysis and energy conversion

ACTIVE SITES Paper Highlights

S. Zerebecki, S. Salamon, J. Landers, Y. Yang, Y. Tong, E. Budiyanto, D. Waffel, M. Dreyer, S. Saddeler, T. Kox, S. Kenmoe, E. Spohr, S. Schulz, M. Behrens, M. Muhler, H. Tüysüz, R. K. Campen, H. Wende, S. Reichenberger, S. Barcikowski, “Engineering of Cation Occupancy of CoFe₂O₄ Oxidation Catalysts by Nanosecond, Single-Pulse Laser Excitation in Water”, ChemCatChem Jg. 14 (2022) Nr. 10, doi: 10.1002/cctc.202101785

S. Zerebecki, K. Schott, S. Salamon, J. Landers, H. Wende, E. Budiyanto, H. Tüysüz, S. Barcikowski, S. Reichenberger: Gradually Fe-Doped Co3O4Nanoparticles in 2-Propanol and Water Oxidation Catalysis with Single Laser Pulse Resolution. (2022) Journal of Physical Chemistry C, 126 (36), pp. 15144 - 15155, doi: 10.1021/acs.jpcc.2c01753

A. R. Ziefuss, T. Steenbock, D. Benner, A. Plech, J. Göttlicher, M. Teubner, B. Grimm-Lebsanft, C. Rehbock, C. Comby-Zerbino, R. Antoine, D. Amans, I. Chakraborty, G. Bester, M. Nachev, B. Sures, M. Rübhausen, W. J. Parak, S. Barcikowski: Photoluminescence of Fully Inorganic Colloidal Gold Nanocluster and Their Manipulation Using Surface Charge Effects (2021) Advanced Materials, 33 (31), art. no. 2101549, doi: 10.1002/adma.202101549

Faculty of Physics
Experimental Physics
 

Contact

Room: MG 154
Fon: +49 (0) 203 37 94566
Fon: +49 (0) 203 37 94533
Email: uwe.bovensiepen(at)uni-due.de
Website: https://www.uni-due.de/agbovensiepen/

Researcher Information

Researcher ID: E-7435-2017
ORCID ID: 0000-0002-1506-4491
Scopus ID: 6603784991

 ACTIVE SITES Methods

• Non-linear optics
• Photoelectron spectroscopy
• Soft x-ray spectroscopy
• Pump-probe experiments

 ACTIVE SITES Background

• Ultrafast phenomena
• Surface and interface science
• Electron and spin dynamics in low dimensional systems

ACTIVE SITES Paper Highlights

Z. Huang, M. Bridger, O. Naranjo-Montoya, A. Tarasevitch, U. Bovensiepen, Y. Tong, and R. Kramer Campen: A femtosecond time resolved view of vibrationally assisted electron transfer across the metal/aqueous interface. arXiv: 2304.06684. (Submitted 2023) doi.10.48550/arXiv.2304.06684

C. Penschke, J. Thomas, C. Bertram, A. Michaelides, K. Morgenstern, P. Saalfrank, and U. Bovensiepen: Hydration at highly crowded interfaces. Phys. Rev. Lett. 130, 106202 (2023) doi.10.1103/PhysRevLett.130.106202

J. Thomas, C. Bertram, J. Daru, J. Patwari, I. Langguth, P. Zhou, D. Marx, K. Morgenstern, and U. Bovensiepen: Competition between Coulomb and van-der-Waals interactions in Xe-Cs+ aggregates on Cu(111) surfaces. Phys. Rev. Lett. 127, 266802 (2021) doi.10.1103/PhysRevLett.127.266802

Faculty of Physics
Experimental physics
 

Contact

Room: MG 366
Fon: +49 (0) 203 37 94690
Email: richard.campen(at)uni-due.de
Website: https://www.uni-due.de/ag-campen/

Researcher Information

ORCID ID: 0000-0002-7091-2991
Scopus ID: 23391805100

ACTIVE SITES Methods

update will follow

ACTIVE SITES Background

update will follow

ACTIVE SITES Paper Highlights

Z. Huang, M. Bridger, O. Naranjo-Montoya, A. Tarasevitch, U. Bovensiepen, Y. Tong, and R. Kramer Campen: A femtosecond time resolved view of vibrationally assisted electron transfer across the metal/aqueous interface. arXiv: 2304.06684. (Submitted 2023) doi.10.48550/arXiv.2304.06684

Max Planck Institute for Chemical Energy Conversion
Director
 

Contact

Room: 607
Fon: +49 (0)208 306 3656
Email: serena.debeer(at)cec.mpg.de
Website: https://www.cec.mpg.de/en/research/inorganic-spectroscopy/prof-dr-serena-debeer

Researcher Information

Researcher ID: T-6420-2018
ORCID ID: 0000-0002-5196-3400

 ACTIVE SITES Methods

• X-ray absorption spectroscopy
• EPR

ACTIVE SITES Background

update will follow

ACTIVE SITES Paper Highlights

update will follow

Faculty of Chemistry
 

Contact

Room: S07 S03 C49
Fon: +49 (0) 201 183-3684
Email: sabrina.disch@uni-due.de
Website: https://www.uni-due.de/chemie/ak_disch/ak_disch.php

Researcher Information

Researcher ID: K-7185-2013
ORCID ID: 0000-0002-4565-189X

 ACTIVE SITES Methods

• X-ray/neutron scattering
• Magnetometry

 ACTIVE SITES Background

• Nanoparticle surfaces and interfaces
• Self-organization
• Nanostructured electrode materials

ACTIVE SITES Paper Highlights

D. Zákutná, N. Rouzbeh, D. Nižňanský, J. Duchoň, A. Qdemat, E.  Kentzinger, D. Honecker, S. Disch: Magnetic Coupling in Cobalt-Doped Iron Oxide Core-Shell Nanoparticles:  Exchange Pinning through Epitaxial Alignment. Chem. Mater. 35, 2302 - 2311 (2023) doi.10.1021/acs.chemmater.2c02813

P. Bender, E. Wetterskog, G. Salazar-Alvarez, L. Bergström, R. Hermann, T. Brückel, A. Wiedenmann, S. Disch: Shape-Induced Superstructure Formation in Concentrated Ferrofluids under Applied Magnetic Fields. J. Appl. Cryst. 55, 1613 - 1621 (2022) doi.10.1107/S1600576722010093

A. Lak, S. Disch, P. Bender: Embracing defects and disorder in magnetic nanoparticles. Adv. Science 8, 2002682 (2021) doi.10.1002/advs.202002682

Faculty of Chemistry
Physical Chemistry
 

Contact

Room: S05 T01 B17/B20
Fon: +49 (0) 201 183-305
Email: katrin.domke(at)uni-due.de
Website: https://www.uni-due.de/chemie/akdomke/

Researcher Information

Researcher ID: B-1096-2013
ORCID ID: 0000-0002-4562-6088
 

 ACTIVE SITES Methods

• Electrochemical tip-enhanced Raman spectroscopy (TERS),
• Nonlinear Raman spectroscopy (CARS)
• Electrochemical scanning probe microscopy (EC-STM, EC-AFM)
• Electrochemical surface fluorescence microscopy

 ACTIVE SITES Background

• Electrochemical surface science
• Electrocatalysis
• Operando spectroscopy of individual active sites

ACTIVE SITES Paper Highlights

K. F. Domke, A. C. Aragonès: Playing catch and release with single molecules: mechanistic insights into plasmon-controlled nanogaps. (2023) Nanoscale 15 (2), pp. 497 - 506 doi.10.1039/D2NR05448E

J. H. K. Pfisterer, F. Nattino, U. E. Zhumaev, M. Breiner, J. M. Feliu, N. Marzari, K. F. Domke: Role of OH Intermediates during the Au Oxide Electro-Reduction at Low pH Elucidated by Electrochemical Surface-Enhanced Raman Spectroscopy and Implicit Solvent Density Functional Theory. (2020) ACS Catalysis 10 (21), pp. 12716 - 12726 doi.10.1021/acscatal.0c02752

J. H. K. Pfisterer, M. Baghernejad, G. Giuzio, G.; K. F. Domke: Reactivity mapping of nanoscale defect chemistry under electrochemical reaction conditions. (2019) Nature Communications 10, 5702 doi. 10.1038/s41467-019-13692-3

Faculty of Chemistry
NRW-Returnee
YOURNET Member

Contact

Room: S05 V06 E78
Fon: +49 (0)201 18 32992
Email: kai.exner(at)uni-due.de

Researcher Information

Researcher ID: 3060-681
ORCID ID: 0000-0003-2934-6075
Scopus ID: 56501788200

 ACTIVE SITES Methods

• Density functional theory
• Ab initio molecular dynamics simulations
• Data-driven approaches
• Machine learning techniques

 ACTIVE SITES Background

Resolving the active sites of solid-state and molecular electrocatalysts on the atomic scale

• Comprehending the elementary reaction steps of electrocatalytic processes
• High-throughput screening of electrode materials and mechanisms
• Solid-state catalysts and molecular (biological) entities

ACTIVE SITES Paper Highlights

M. Spellauge, M. Tack, R. Streubel, M. Miertz, K. S. Exner, S. Reichenberger, S. Barcikowski, H. P. Huber, A. R. Ziefuss: Photomechanical Laser Fragmentation of IrO2 Microparticles for the Synthesis of Active and Redox-Sensitive Colloidal Nanoclusters. (2023) Small 10, doi.org/10.1002/smll.202370059

S Razzaq, K. S. Exner: Materials Screening by the Descriptor Gmax(η): The Free-Energy Span Model in Electrocatalysis. ACS Catal. 13, 1740-1758 (2023) doi. 10.1021/acscatal.2c03997

K. S. Exner: On the mechanistic complexity of oxygen evolution: potential-dependent switching of the mechanism at the volcano apex. Mater. Horiz. (2023) doi.10.1039/d3mh00047h.

Faculty of Chemistry

Contact

Room: S05 V02 E33
Fon: +49 (0) 201 183 3963
Email: anzhela.galstyan(at)uni-due.de
Website: https://www.uni-due.de/chemie/galstyan-lab/

Researcher Information

ORCID ID: 0000-0003-0309-1078
Scopus ID: 56677507600

 ACTIVE SITES Methods

• Novel photosensitizers with tailored photophysical features
• Steady-state spectroscopy
• Fluorescence Lifetime Techniques: TCSPC, FRET, TRES
• Photobiology (cells, bacteria, viral surrogates)

 ACTIVE SITES Background

• Linking nanomaterial composition to reactive oxygen species (ROS) generation and photoinduced toxicity.
• Development, fabrication and processing of photoactive polymer materials (nano delivery systems, hydrogels, electrospun membranes)

ACTIVE SITES Paper Highlights

will be updated soon

Faculty of Chemistry
Organic Chemistry
YOURNET Member

Contact

Room: S07 S00 C21
Fon: +49 (0)201 18 32087
Email: michael.giese(at)uni-due.de
Website: http://www.gieselab.de

Researcher Information

Researcher ID: Y-1590-2019
ORCID ID: 0000-0001-6355-536X
Scopus ID: 45961195700

 ACTIVE SITES Methods

• In-situ optical spectroscopy (IR, UV-Vis, NMR)
• SAXS and WAXS
• Characterization of Surface functionalization and bulk composition (XRD, XPS)

 ACTIVE SITES Background

Supramolecular Functional Materials

• Photonic Sensing
• Dynamic-covalent Materials
• Liquid Crystals
• Nanocomposites
• Additive Manufacturing

ACTIVE SITES Paper Highlights

M. Blanke, L. Postulka, I. Ciara, F. D’Acierno, M. Hildebrandt, J. S. Gutmann, R. Y. Dong, C. A. Michal, M. Giese: Manipulation of Liquid Crystalline Properties by Dynamic Covalent Chemistry─En Route to Adaptive Materials. ACS Appl. Mater. Interfaces (2022) doi.10.1021/acsami.2c03241

F. Malotke, M. Spengler, L. Pschyklenk, M. Saccone, P. Kaul*, M. Giese*: Hydrogen-Bonded Cholesteric Liquid Crystals—A Modular Approach Toward Responsive Photonic Materials. Advanced Photonics Research, 2100353 (2022) doi.10.1002/adpr.202100353

Faculty of Chemistry
Physical Chemistry
 

Contact

Room: S05 R00 L86
Fon: +49 (0)201 18 32566
Email: jochen.gutmann(at)uni-due.de
Website: http://www.uni-due.de/chemie/ak-gutmann

Researcher Information

Researcher ID: A-5103-2009
ORCID ID: 0000-0002-1394-9202
Scopus ID: 7103288893

 ACTIVE SITES Methods

• X-ray scattering
• Ellipsometry
• Scanning probe microscopy
• UV-Vis spectroscopy 

 ACTIVE SITES Background

• Functional surfaces and interfaces
•  Nano- and mesostructured electrodes
•  Surface modification
•  Mesoscopically structured materials

ACTIVE SITES Paper Highlights

update will follow

Faculty of Chemistry
Organic Chemistry
 

Contact

Room: S07 S05 C39
Fon: +49 (0)201 18 33615
Email: gebhard.haberhauer@uni-due.de
Website: https://www.uni-due.de/akhaberhauer/

Researcher Information

ORCID ID: 0000-0002-5427-7510
Scopus ID: 7004786577

 ACTIVE SITES Methods

• NMR Spectroscopy
• Cyclic Voltammetry
• CD Spectroscopy

 ACTIVE SITES Background

• Supramolecular Chemistry
• Metal-Cattalyzed C-C Coupling Reactions

ACTIVE SITES Paper Highlights

update will follow

Faculty of Biology
Chemical Biology
 

Contact

Room: S03 S02 A55
Fon: +49 (0)201 18 34980
Email: markus.kaiser(@)uni-due.de
Website: https://www.uni-due.de/zmb/members/markus-kaiser.php

Researcher Information

ORCID ID: 0000-0002-6540-8520
Scopus ID: 7201712996

 ACTIVE SITES Methods

• Time-resolved mass spectrometry
• lab-on-a-chip mass spectrometry

 ACTIVE SITES Background

Chemical biology and proteomics

• Chemical proteomics for biomedicine and biotechnology applications
• Eludication of the mode-of-action of bioactive compounds
• Target-oriented drug discovery

ACTIVE SITES Paper Highlights

update will follow

Faculty of Biology
Molecular Biology II
 

Contact

Room: S05 R04 H94
Fon: +49 (0)201 18 34987
Email: shirley.knauer(@)uni-due.de
Website: https://www.uni-due.de/zmb/molecular-biology-knauer

Researcher Information

ORCID ID: 0000-0003-4321-0924
Scopus ID: 8271051900

 ACTIVE SITES Methods

Analysis of protein conformation and binding

• (BIO-)SAXS (with EMBL)
• Stopped-flow/SwitchSense
• Analytical ultra-centrifugation
• (V/E)CD/IR/Raman spectroscopy
• Label-free SERS nano-diagnostics

 ACTIVE SITES Background

Supramolecular Chemistry on Proteins

• Rational ligand design for specific interference with protein function
• Switchable ligands for dynamic protein modulation

Nanoparticle Corona and Microbiome-Interactions

• Nanoparticle protein corona
• Therapeutic application of nanoparticles

ACTIVE SITES Paper Highlights

P. Stahl, S. Kollenda, J. Sager, L. Schmidt, M. Schroer, R. H. Stauber, M. Epple, S. K. Knauer: Tuning Nanobodies’ Bioactivity : Coupling to Ultrasmall Gold Nanoparticles Allows the Intracellular Interference with Survivin. (2023) Small doi.10.1002/smll.202300871

A. Höing, A. Kirupakaran, C. Beuck, M. Pörschke, F. C. Niemeyer, T. Seiler, L. Hartmann, P. Bayer, T. Schrader,* S. K. Knauer*: Recognition of a flexible protein loop in Taspase 1 by multivalent supramolecular tweezers. (2022) Biomacromolecules 23(11), 4504-18 doi.10.1021/acs.biomac.2c00652

A. Meiners, S. Bäcker, I. Hadrovic, C. Heid, C. Beuck, Y. B. Ruiz-Blanco, J. Mieres-Perez, M. Pörschke, J.-N. Grad, C. Vallet, D. Hoffmann, P. Bayer, E. Sanchez- Garcia*, T. Schrader*, S. K. Knauer*: Specific inhibition of the Survivin-CRM1 interaction by peptide-modified molecular tweezers. (2021) Nat Commun.12 1505 doi.10.1038/s41467-021-21753-9

Faculty of Chemistry
Aquatic Microbiology
 

Contact

Room: S07 S05 C39
Fon: +49 (0)201 18 33615
Email: rainer.meckenstock@uni-due.de
Website: https://www.uni-due.de/biofilm-centre/

Researcher Information

ORCID ID: 0000-0001-7786-9546
Scopus ID: 7005916698

 ACTIVE SITES Methods

• Raman micro spectroscopy
• Stable isotope probing
• 16S rRNA sequence-based community analysis

 ACTIVE SITES Background

• Microbial contaminant degradation           
• Stable isotope-based degradation analysis
• Developing stable isotope techniques
• Nanoparticles for contaminant attenuation

ACTIVE SITES Paper Highlights

update will follow

Faculty of Chemistry
Organic Chemistry
 

Contact

Room: S07 S04 C21
Fon: +49 (0) 201 18 33148
Email: jochen.niemeyer(@)uni-due.de
Website: https://www.uni-due.de/akniemeyer/

Researcher Information

Researcher ID: AAL-5788-2021
ORCID ID: 0000-0002-9295-4260

 ACTIVE SITES Methods

• Nuclear magnetic resonance (NMR)
• Optical spectroscopy (UV, IR)
• Liquid chromatography (HPLC)
• Mass-spectrometry (MS)

 ACTIVE SITES Background

• Organocatalysis
• Stereoselective catalysis
• Organic synthesis
• Kinetic analysis and reaction mechanisms

ACTIVE SITES Paper Highlights

A. Höing, R. Struth, C. Beuck, N. Rafieiolhosseini, D. Hoffmann, R. H. Stauber, P. Bayer, J. Niemeyer, S. K. Knauer: Dual activity inhibition of threonine aspartase 1 by a single bisphosphate ligand. (2022) RSC Advances / Royal Society of Chemistry, Jg. 12 Nr. 53, S. 34176 – 34184 doi.10.1039/D2RA06019A

M. Thiele, F. Octa-Smolin, S. Thölke, C. Wölper, J. Linders, C. Mayer, G. Haberhauer,* J. Niemeyer*: A supramolecular double-helix based on complementary phosphate-guanidinium pairing. Chem. Commun. 2021, 57, 9842-9845 doi.10.1039/D1CC04644F

F. Lutz, N. Lorenzo-Parodi, T. C. Schmidt, J. Niemeyer: Heteroternary Cucurbit[8]uril Complexes as Supramolecular Scaffolds for Self-assembled Bifunctional Photoredoxcatalysts. (2021) Chem. Commun., 57, 2887-2890 doi.10.1039/D0CC08025J

Research Center One Health Ruhr, University Alliance Ruhr
Faculty of Chemistry, University of Duisburg-Essen
Probst-Lab

Contact

Room: S05 T02 A30
Fon: +49 (0)201 18 37080
Email: alexander.probst(@)uni-due.de
Website: https://www.uni-due.de/probst-lab/home_en.php

Researcher Information

Researcher ID: K-2813-2016
ORCID ID: 0000-0002-9392-6544
Scopus ID: 36060066300

 ACTIVE SITES Methods

• Single-cell genomics
• Single-cell transcriptomics
• Metagenomics
• Metatranscriptomics
• Cell sorting

 ACTIVE SITES Background

• Activity of microbial communities
• Viral activity in ecosystems
• Microbial cultivation and metabolism

ACTIVE SITES Paper Highlights

S. P. Esser, J. Rahlff, W. Zhao, M. Predl, J. Plewka, K. Sures, F. Wimmer, J. Lee, P. S. Adam, J. McGonigle, V. Turzynksi, I. Banas, K. Schwank, M. Krupovic, T. L. V. Bornemann, P. A. Figueroa-Gonzalez, J. Jarett, T. Rattei, Y. Amano, I. K. Blaby, J.-F. Cheng, W. J. Brazelton, C. L. Beisel, T. Woyke, Y. Zhang, A. J. Probst: A CRISPR-mediated symbiosis between uncultivated archaea predicted from sequencing data. Nature Microbiology (2023) Jul 27. doi.10.1038/s41564-023-01439-2

T. Bornemann, P. Adam, V. Turzynski, P. A. Figueroa-Gonzalez, J. Rahlff, U. Schreiber, D. Koester, T. C. Schmidt, R. Schunk, B. Krauthausen, A. Probst: Genetic diversity in terrestrial subsurface ecosystems impacted by geological degassing. Nature Comm. 13 (2022), 284-294, doi.10.1038/s41467-021-27783-7

J. Rahlff, V. Turzynski, S. P. Esser, I. Monsees, T. L. V. Bornemann, P. A. Figueroa-Gonzalez, F. Schulz, T. Woyke, A. Klingl, C. Moraru, A. J. Probst: Lytic archaeal viruses infect abundant primary producers in Earth’s crust. Nature Communications 12, 4642 (2020) doi.10.1038/s41467-021-24803-4

Faculty of Chemistry
Physical Chemistry
 

Contact

Room: S05 V01 E14
Fon: +49 (0) 201 18 36843
Email: sebastian.schluecker(@)uni-due.de
Website: http://www.uni-due.de/schluecker-lab/

Researcher Information

Researcher ID: D-1031-2010
ORCID ID: 0000-0003-4790-4616
Scopus ID: 6603378414

 ACTIVE SITES Methods

• Linear and non-Linear Raman Spectroscopy and Microscopy
• Optical in-situ Spectroskopy on Single Cells (SERS)
• Monitoring of Protein-Ligand Interactions UV-RR
• Separation Techniques for Nanoparticles (A4F)

 ACTIVE SITES Background

Labeled Nanoparticles for Biomedicine an Catalysis

• Instrument Construction and Method Coupling in Optical Spectroscopy
• Bifunctional Nanoparticles for Catalysis
• Wet Chemical Synthesis of Nanoparticles with Different Morphologies

ACTIVE SITES Paper Highlights

L. Yang, R. Grzeschik, P. Jiang, L. Yu, C. Hu, A. Du, S. Schlücker, W. Xie: Tuning the Electronic Properties of Platinum in Hybrid-Nanoparticle Assemblies for use in Hydrogen Evolution Reaction. Angew.Chem. Int.Ed., 2023, DOI: 10.1002/ange.202301065 [doi]

J. Jose, L. Schumacher, M. Jalali, G. Haberfehlner, J. T. Svejda, D. Erni, S. Schlücker: Particle Size-Dependent Onset of the Tunneling Regime in Ideal Dimers of Gold Nanospheres.
ACS Nano, 2022, 16, 12, 21377–21387 [doi]

V. Tran, B. Walkenfort, M. König, M. Salehi, S. Schlücker: Rapid, Quantitative, and Ultrasensitive Point-of-Care Testing: A Portable SERS Reader for Lateral Flow Assays in Clinical Chemistry. Angew. Chem. Int. Ed., 2019, 58, 442-446 [doi]

Faculty of Chemistry
Instrumental Analytical Chemistry
Dean

Contact

Room: S05 V02 E19
Fon: +49 (0) 201 18 36774
Email: torsten.schmidt(@)uni-due.de
Website: https://www.uni-due.de/iac/

Researcher Information

Researcher ID: A-1143-2011
ORCID ID: 0000-0003-1107-4403
Scopus ID: 35935125300

 ACTIVE SITES Methods

• Laser Flash Photolysis
• Ultrafast GC-HRMS (Transient transformation product formation)
• Reaction kinetics using fast stopped-flow systems and in-situ spectroscopy

 ACTIVE SITES Background

• Transformation and sorption processes in homogenous and heterogenous aqueous systems
• Automated and miniaturized sample preparation
• Separation methods and mass spectrometry

ACTIVE SITES Paper Highlights

M. Hammad, S. Angel, A. K. Al-kamal, A. Asghar, A. S. Amina, M.-A. Kräenbring, H. T. A. Wiedemann, V. Vinayakumar, Md Y. Ali, P. Fortugno, C. Kim, T. C. Schmidt, C. W. M. Kay, C. Schulz, D. Segets, H. Wiggers: Synthesis of novel LaCoO3/graphene catalysts as highly efficient peroxymonosulfate activator for the degradation of organic pollutants Chem. Eng. J. 454 (2023), 139900. doi.10.1016/j.cej.2022.139900

K. Lau, F. Niemann, K. Abdiaziz, M. Heidelmann, Y. Yang, Y. Tong, M. Fechtelkord, T. C. Schmidt, A. Schnegg, R. K. Campen, B. Peng, M. Muhler, S. Reichenberger, S. Barcikowski: Differentiating between Acidic and Basic Surface Hydroxyls on Metal Oxides by Fluoride Substitution: A Case Study on Blue TiO2 from Laser Defect Engineering. Angew. Chem. 62 (2023), e202213968, doi.10.1002/anie.202213968

J. Terhalle, S. E. Nikutta, D. L. Krzeciesa, H. V. Lutze, M. A. Jochmann, T. C. Schmidt: Linking reaction rate constants and isotope fractionation of ozonation reactions using phenols as probes. Water Res. 210 (2022), 117931 doi.10.1016/j.watres.2021.117931

Faculty of Chemistry
Applied Analytical Chemistry
 

Contact

Room: S05 V02 E19
Fon: +49 (0) 201 18 33950
Email: oliver.schmitz@uni-due.de
Website: https://www.uni-due.de/aac/

Researcher Information

Researcher ID: G-5615-2014
ORCID ID: 0000-0003-2184-1207
Scopus ID: 57203106177

 ACTIVE SITES Methods

• Time-resolved mass spectrometry
• lab-on-a-chip mass spectrometry

 ACTIVE SITES Background

• Ion sources
• Mass spectrometry
• Hyphenated techniques
• Ion transformation and transportation

ACTIVE SITES Paper Highlights

update will follow

Faculty of Chemistry
Organic Chemistry
 

Contact

Room: S07 S05 C46
Fon: +49 (0) 201 18 33081
Email: thomas.schrader(@)uni-due.de
Website: https://www.uni-due.de/chemie/ak_schrader/index.php

Researcher Information

ORCID ID: 0000-0002-7003-6362
Scopus ID: 16437657300

 ACTIVE SITES Methods

• NMR Spectroscopy
• Surface Plasmon Resonance 
• Mass Spectrometry 
• Quartz Crystal Microbalance
• Optical Spectroscopy (UV, IR, CD)

 ACTIVE SITES Background

• Supramolecular Chemistry
• Protein Recognition              
• Protein Aggregation Inhibition 
• Membrane Interactions and Signal Transduction 
• DNA Recognition

ACTIVE SITES Paper Highlights

A. Meiners, S. Bäcker, I. Hadrovic, C. Heid, C. Beuck, Y. B. Ruiz-Blanco, J. Mieres-Perez, M. Pörschke, J.-N. Grad, C. Vallet, D. Hoffmann, P. Bayer, E. Sanchez- Garcia*, T. Schrader*, S. K. Knauer*: Specific inhibition of the Survivin-CRM1 interaction by peptide-modified molecular tweezers. (2021) Nat Commun.12 1505 doi:10.1038/s41467-021-21753-9

Faculty of Engineering
Reactive Fluids
 

Contact

Room: 3.10 (NETZ)
Fon: +49 (0) 203 37 98163
Email: christof.schulz(@)uni-due.de
Website: https://www.uni-due.de/ivg/rf/

Researcher Information

Researcher ID: A-5711-2010
ORCID ID: 0000-0002-6879-4826
Scopus ID: 57201264361

 ACTIVE SITES Methods

• Optical spectroscopy
• Laser-based imaging diagnostics (LIF)
• Optical particle diagnostics (LII, LIBS)

 ACTIVE SITES Background

• Laser-based diagnostics
• Nanoparticle synthesis (gas-phase processes)         
• Materials for electrochemical applications

ACTIVE SITES Paper Highlights

M. Lubnow, T. Dreier, C. Schulz , and T. Endres: Simultaneous measurement of film thickness and solute concentration of aqueous urea solutions with two urea derivatives using NIR absorption. Appl. Opt. 32, 10087-10093 (2021) doi. 10.1364/AO.440465.

J. Menser, K. Daun, and C. Schulz: Interrogating gas-borne nanoparticles using laser-based diagnostics and Bayesian data fusion. J. Phys. Chem. C 125, 15 (2021) doi.10.1021/acs.jpcc.0c10026

S. Angel, M. Braun, B. Alkan, J. Landers, S. Salamon, H. Wende, C. Andronescu, C. Schulz, and H. Wiggers: Spray-flame synthesis of LaFexCo1-xO3 (x = 0.2, 0.3) perovskite nanoparticles for oxygen evolution reaction (OER) in water splitting: Effect of precursor chemistry (acetates and nitrates). J. Phys. Chem. A. 137, 2564-2576 (2023) doi.10.1021/acs.jpca.2c06601

Faculty of Chemistry
Inorganic Chemistry
 

Contact

Room: S05 V02 E19
Fon: +49 (0) 201 18 34635
Email: stephan.schulz(@)uni-due.de
Website: https://www.uni-due.de/ak_schulz/index_en.php

Researcher Information

Researcher ID: B-6769-2012
ORCID ID: 0000-0003-2896-4488
Scopus ID: 55256838200

 ACTIVE SITES Methods

• Bulk and surface structure, (GI)-XRD
• Electrochemical processes
• Reaction mechanism, NMR spectroscopy

 ACTIVE SITES Background

Functional Materials for Energy Applications

• Size and shape-selective nanoparticles synthesis
• Thin film deposition (MOCVD, ALD, PVD)
• Molecular models for alcohol oxidation and water splitting

ACTIVE SITES Paper Highlights

J. Timoshenko, F. T. Haase, S. Saddeler, M. Rüscher, H. S. Jeon, A. Herzog, U. Hejral, A. Bergmann, S. Schulz, B. Roldan Cuenya: Deciphering the Structural and Chemical Transformations of Oxide Catalysts during Oxygen Evolution Reaction Using Quick X-ray Absorption Spectroscopy and Machine Learning. J. Am. Chem. Soc. 145, 7, 4065 (2023) doi. 10.1021/jacs.2c11824

T. Quast, S. Varhade, S. Saddeler, Y.-T. Chen, C. Andronescu, S. Schulz, W. Schuhmann: Single Particle Nanoelectrochemistry Reveals the Catalytic Oxygen Evolution Reaction Activity of Co3O4 Nanocubes. Angew. Chem. 133, 23634 (2021) doi.10.1002/anie.202109201

S. Saddeler, G. Bendt, S. Salamon, F. T. Haase, J. Landers, J. Timoshenko, C. Rettenmaier, H. S. Jeon, A. Bergmann, H. Wende, B. Roldan Cuenya, S. Schulz: Influence of the cobalt content in cobalt iron oxides on the electrocatalytic OER activity. J. Mater. Chem. A. 9, 25381 (2021) doi.10.1039/D1TA06568H