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Dr. rer. nat. Christian Bäumer

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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

  • Frensch, Carla; Bäcker, Claus Maximilian; Jentzen, Walter; Lüvelsmeyer, Ann-Kristin; Teimoorisichani, Mohammadreza; Wulff, Jörg; Timmermann, Beate; Bäumer, Christian
    Dose distributions of proton therapy plans are robust against lowering the resolution of CTs combined with increasing noise
    In: Medical Physics , Jg. 52 2025, Nr. 2, S. 1293 – 1304
    DOI (Open Access)
  • Wulff, Jörg; Koska, Benjamin; Giese, Michael R. A.; Bäumer, Christian; Richter, Ronald; Foerster, Andreas; Bechrakis, Nikolaos E.; Timmermann, Beate
    Evaluation of OPTOS wide-field fundus image projections for radiotherapy planning of uveal melanoma
    In: Journal of Applied Clinical Medical Physics , Jg. 26 2025, Nr. 4, e70009
    DOI (Open Access)
  • Schaarschmidt, Benedikt M.; Hegmanns, Jan; Wulff, Jörg; Haase, Viktor; Faby, Sebastian; Baum, Felix; Bäumer, Christian; Zensen, Sebastian; Haubold, Johannes; Hartung, Benno
    Photon-counting CT for bullet material differentiation : applications in forensic radiology
    In: European Radiology Experimental , Jg. 9 2025, Nr. 1, 49
    DOI (Open Access)
  • Bietenbeck, Vicky; Bäcker, Claus Maximilian; Wulff, Jörg; Timmermann, Beate; Bäumer, Christian
    Proof-of-principle of 3D-printed track-end detectors for dosimetry in proton therapy
    In: Medical Physics , Jg. 52 2025, Nr. 2, S. 737 – 741
    DOI (Open Access)
  • Starke, Sebastian; Kieslich, Aaron; Palkowitsch, Martina; Hennings, Fabian; G C Troost, Esther; Krause, Mechthild; Bensberg, Jona; Hahn, Christian; Heinzelmann, Feline; Bäumer, Christian; Lühr, Armin; Timmermann, Beate; Löck, Steffen
    A deep-learning-based surrogate model for Monte-Carlo simulations of the linear energy transfer in primary brain tumor patients treated with proton-beam radiotherapy
    In: Physics in Medicine and Biology , Jg. 69 2024, Nr. 16, 165034
    DOI (Open Access)
  • Wulff, Jörg; Paul, Anne; Bäcker, Claus Maximilian; Baumann, Kilian-Simon; Esser, Johannes Niklas; Koska, Benjamin; Timmermann, Beate; Verbeek, Nico Gerd; Bäumer, Christian
    Consistency of Faraday cup and ionization chamber dosimetry of proton fields and the role of nuclear interactions
    In: Medical Physics , Jg. 51 2024, Nr. 3, S. 2277 – 2292
    DOI (Open Access)
  • Zwiehoff, Sandra; Hensel, Astrid; Rishmawi, Ramin; Shakibaei, Parisa; Behrends, Carina; Hommel, Katrin; Bäumer, Christian; Knauer, Shirley Karin; Timmermann, Beate; Rehbock, Christoph; Barcikowski, Stephan
    Synergetic Enhancing Effects between Platinum Nanosensitizers and Clinically Approved Stabilizing Ligands in Proton Therapy, Causing High-Yield Double-Strand Breaks of Plasmid DNA at Relevant Dose
    In: Advanced NanoBiomed Research , Jg. 4 2024, Nr. 11, 2400023
    DOI (Open Access)
  • Heuchel, Lena; Hahn, Christian; Ödén, Jakob; Traneus, Erik; Wulff, Jörg; Timmermann, Beate; Bäumer, Christian; Lühr, Armin
    The dirty and clean dose concept : Towards creating proton therapy treatment plans with a photon-like dose response
    In: Medical Physics , Jg. 51 2024, Nr. 1, S. 622 – 636
    DOI (Open Access)
  • Wulff, Jörg; Koska, Benjamin; Ahmad Khalil, Dalia; Richter, Ronald; Maximilian Bäcker, Claus; Bäumer, Christian; Foerster, Andreas; Bechrakis, Nikolaos E.; Timmermann, Beate
    Uncertainties in ocular proton planning and their impact on required margins
    In: Physica Medica: European Journal of Medical Physics , Jg. 121 2024, 103358
    DOI (Open Access)
  • Biltekin, Fatih; Bäumer, Christian; Khalil, Dalia Ahmad; Gultekin, Melis; Yildiz, Ferah; Timmermann, Beate
    Applicator-guided proton therapy versus multichannel brachytherapy for vaginal vault irradiation
    In: Physical and Engineering Sciences in Medicine , Jg. 46 2023, Nr. 3, S. 1287 – 1295
    DOI
  • Nabha, Racell; De Saint-Hubert, Marijke; Marichal, Joachim; Esser, Johannes; Van Hoey, Olivier; Bäumer, Christian; Verbeek, Nico; Struelens, Lara; Sterpin, Edmond; Tabury, Kevin; Marek, Lukas; Granja, Carlos; Timmermann, Beate; Vanhavere, Filip
    Biophysical characterization of collimated and uncollimated fields in pencil beam scanning proton therapy
    In: Physics in Medicine and Biology , Jg. 68 2023, Nr. 6, 064001
    DOI (Open Access)
  • Wulff, Jörg; Koska, Benjamin; Heufelder, Jens; Janson, Martin; Bäcker, Claus Maximilian; Siregar, Hilda; Behrends, Carina; Bäumer, Christian; Foerster, Andreas; Bechrakis, Nikolaos E.; Timmermann, Beate
    Commissioning and validation of a novel commercial TPS for ocular proton therapy
    In: Medical Physics , Jg. 50 2023, Nr. 1, S. 365 – 379
    DOI (Open Access)
  • De Saint-Hubert, Marijke; Boissonnat, Guillaume; Schneider, Uwe; Bäumer, Christian; Verbeek, Nico; Esser, Johannes; Wulff, Jörg; Stuckmann, Florian; Suesselbeck, Finja; Nabha, Racell; Dabin, Jérémie; Vasi, Fabiano; Radonic, Stephan; Rodriguez, Miguel; Simon, Anne Catherine; Journy, Neige; Timmermann, Beate; Thierry-Chef, Isabelle; Brualla, Lorenzo
    Complete patient exposure during paediatric brain cancer treatment for photon and proton therapy techniques including imaging procedures
    In: Frontiers in Oncology , Jg. 13 2023, 1222800
    DOI, Online Volltext (Open Access)
  • Kretschmer, Jana; Brodbek, Leonie; Behrends, Carina; Kugel, Fabian; Koska, Benjamin; Bäumer, Christian; Wulff, Jörg; Timmermann, Beate; Poppe, Björn; Looe, Hui Khee
    Comprehensive investigation of lateral dose profile and output factor measurements in small proton fields from different delivery techniques
    In: Medical Physics , Jg. 50 2023, Nr. 7, S. 4546 – 4561
    DOI (Open Access)
  • Ratke, Alexander; Darsht, Elena; Heinzelmann, Feline; Kröninger, Kevin; Timmermann, Beate; Bäumer, Christian
    Deep-learning-based deformable image registration of head CT and MRI scans
    In: Frontiers in Physics , Jg. 11 2023, 1292437
    DOI (Open Access)
  • Schenck, Leonardo; Bäumer, Christian; Ross, Björn; Schäfer, Gabriele; Stember, Nicole; Thomas, Heike; Stieglitz, Stefan; Timmermann, Beate
    Development of a smartphone virtual reality game to support the radiation therapy of children and adolescents in proton centers
    In: Frontiers in Pediatrics , Jg. 11 2023, 1163022
    DOI (Open Access)
  • Thierry-Chef, Isabelle; Timmermann, Beate; Journy, Neige; Bernier, Marie-Odile; McNally, Richard; Dabin, Jérémie; Brualla, Lorenzo; Haghdoost, Siamak; Sarukhan, Adelaida; Haustermans, Karin; De Wit, Inge; Isebaert, Sofie; Lassen-Ramshad, Yasmin; Tram Henriksen, Louise; Høyer, Morten; Toussaint, Laura; Boissonnat, Guillaume; Thariat, Juliette; Demoor-Goldschmidt, Charlotte; Haddy, Nadia; Bolle, Stéphanie; Fresneau, Brice; Belhout, Amel; Dreger, Steffen; Zeeb, Hajo; Grazia Andreassi, Maria; Campolo, Jonica; Picano, Eugenio; Jahnen, Andreas; Ronckers, Cécile; Maduro, John H.; Kjaerheim, Kristina; Døhlen, Gaute; Robsahm, Trude Eid; Olerud, Hilde M.; Thevathas, Utheya Salini; Afroz, Susmita; Østerås, Bjørn Helge; Schneider, Uwe; Walsh, Linda; Dumas, Agnès; Jackson, Angéla; Rage, Estelle; De Saint-Hubert, Marijke; Hardy, Richard; Bäumer, Christian; Steinmeier, Theresa; Botzenhardt, Suzan; Wette, Martina; Ortiz, Rodney; Chumak, Vadim
    Health effects of ionising radiation in paediatrics undergoing either cardiac fluoroscopy or modern radiotherapy (The HARMONIC project)
    In: EPJ Nuclear Sciences & Technologies (EPJ N) , Jg. 9 2023, 22
    DOI (Open Access)
  • Bäcker, Claus Maximilian; Bäumer, Christian; Kröninger, Kevin; Wulff, Jörg; Timmermann, Beate
    In Regard to Kato et al
    In: Advances in Radiation Oncology , Jg. 8 2023, Nr. 6, 101366
    DOI (Open Access)
  • Khalil, Dalia Ahmad; Wulff, Jörg; Jazmati, Danny; Geismar, Dirk; Bäumer, Christian; Kramer, Paul-Heinz; Steinmeier, Theresa; Schulze Schleithoff, Stefanie; Tschirdewahn, Stephan; Hadaschik, Boris; Timmermann, Beate
    Is an Endorectal Balloon Beneficial for Rectal Sparing after Spacer Implantation in Prostate Cancer Patients Treated with Hypofractionated Intensity-Modulated Proton Beam Therapy? : A Dosimetric and Radiobiological Comparison Study
    In: Current Oncology , Jg. 30 2023, Nr. 1, S. 758 – 768
    DOI, Online Volltext (Open Access)
  • Behrends, Carina; Bäumer, Christian; Verbeek, Nico Gerd; Wulff, Jörg; Timmermann, Beate
    Optimization of proton pencil beam positioning in collimated fields
    In: Medical Physics , Jg. 50 2023, Nr. 4, S. 2540 – 2551
    DOI (Open Access)
  • Biltekin, Fatih; Bäumer, Christian; Esser, Johannes; Ghanem, Osamah; Ozyigit, Gokhan; Timmermann, Beate
    Preclinical Dosimetry for Small Animal Radiation Research in Proton Therapy : A Feasibility Study
    In: International Journal of Particle Therapy , Jg. 10 2023, Nr. 1, S. 13 – 22
    DOI (Open Access)
  • Rodríguez-González, T.; Guerrero, C.; Bäcker, C.M.; Bauer, J.; Bäumer, C.; Brons, S.; Jentzen, Walter; Jiménez-Ramos, M.C.; Millán-Callado, M.Á.; Schömers, C.; Timmermann, Beate; Quesada, J.M.; Capote, R.
    Production of ¹¹C, ¹³N and ¹⁵O in proton-induced nuclear reactions up to 200 MeV
    In: Nuclear Data Sheets , Jg. 187 2023, S. 579 – 596
    DOI
  • Johny, Jacob; van Halteren, Charlotte; Cakir, Fatih-Can; Zwiehoff, Sandra; Behrends, Carina; Bäumer, Christian; Timmermann, Beate; Rauschenbach, Laurèl; Tippelt, Stephan; Scheffler, Björn; Schramm, Alexander; Rehbock, Christoph; Barcikowski, Stephan
    Surface Chemistry and Specific Surface Area Rule the Efficiency of Gold Nanoparticle Sensitizers in Proton Therapy
    In: Chemistry - A European Journal , Jg. 29 2023, Nr. 50, e202301260
    DOI (Open Access)
  • Kugel, Fabian; Wulff, Jörg; Bäumer, Christian; Janson, Martin; Kretschmer, Jana; Brodbek, Leonie; Behrends, Carina; Verbeek, Nico; Looe, Hui Khee; Poppe, Björn; Timmermann, Beate
    Validating a double Gaussian source model for small proton fields in a commercial Monte-Carlo dose calculation engine
    In: Zeitschrift für Medizinische Physik , Jg. 33 2023, Nr. 4, S. 529 – 541
    DOI (Open Access)
  • Bäumer, Christian; Frakulli, Rezarta; Kohl, Jessica; Nagaraja, Sindhu; Steinmeier, Theresa; Worawongsakul, Rasin; Timmermann, Beate
    Adaptive Proton Therapy of Pediatric Head and Neck Cases Using MRI-Based Synthetic CTs : Initial Experience of the Prospective KiAPT Study
    In: Cancers , Jg. 14 2022, Nr. 11, 2616
    DOI, Online Volltext (Open Access)
  • Schilling, Isabelle; Bäcker, Claus Maximillian; Bäumer, Christian; Behrends, Carina; Kröninger, Kevin; Timmermann, Beate; Weingarten, Jens
    Characterization of pixelated silicon detectors for daily quality assurance measurements in proton therapy
    In: Journal of Physics: Conference Series (JPCONF) , Jg. 2374 2022, Nr. 1, 012178
    DOI (Open Access)
  • Hahn, Christian; Heuchel, Lena; Ödén, Jakob; Traneus, Erik; Wulff, Jörg; Plaude, Sandija; Timmermann, Beate; Bäumer, Christian; Lühr, Armin
    Comparing biological effectiveness guided plan optimization strategies for cranial proton therapy: : potential and challenges
    In: Radiation Oncology , Jg. 17 2022, Nr. 1, 169
    DOI (Open Access)
  • Ahmad Khalil, Dalia; Jazmati, Danny; Geismar, Dirk; Wulff, Jörg; Bäumer, Christian; Kramer, Paul Heinz; Steinmeier, Theresa; Schulze Schleithoff, Stefanie; Plaude, Sandija; Bischoff, Martin; Tschirdewahn, Stephan; Hadaschik, Boris; Timmermann, Beate
    Dosimetric feasibility of moderately hypofractionated/dose escalated radiation therapy for localised prostate cancer with intensity-modulated proton beam therapy using simultaneous integrated boost (SIB-IMPT) and impact of hydrogel prostate-rectum spacer
    In: Radiation Oncology , Jg. 17 2022, Nr. 1, 64
    DOI, Online Volltext (Open Access)
  • Jazmati, Danny; Hero, Barbara; Thole.-Kliesch, Theresa M.; Merta, Julien; Deubzer, Hedwig E.; Bäumer, Christian; Heinzelmann, Feline; Schulze Schleithoff, Stefanie; Koerber, Friederike; Eggert, Angelika; Schwarz, Rudolf; Simon, Thorsten; Timmermann, Beate
    Efficacy and Feasibility of Proton Beam Therapy in Relapsed High-Risk Neuroblastoma-Experiences from the Prospective KiProReg Registry
    In: Current Oncology , Jg. 2022 2022, Nr. 29, 8222-8234
    DOI, Online Volltext (Open Access)
  • Zwiehoff, Sandra; Johny, Jacob; Behrends, Carina; Landmann, Alina; Mentzel, Florian; Bäumer, Christian; Kröninger, Kevin; Rehbock, Christoph; Timmermann, Beate; Barcikowski, Stephan
    Enhancement of Proton Therapy Efficiency by Noble Metal Nanoparticles Is Driven by the Number and Chemical Activity of Surface Atoms
    In: Small , Jg. 18 2022, Nr. 9, 2106383
    DOI (Open Access)
  • Johny, Jacob; van Halteren, Charlotte; Zwiehoff, Sandra; Behrends, Carina; Bäumer, Christian; Timmermann, Beate; Rehbock, Christoph; Barcikowski, Stephan
    Impact of Sterilization on the Colloidal Stability of Ligand-Free Gold Nanoparticles for Biomedical Applications
    In: Langmuir , Jg. 38 2022, Nr. 43, S. 13030 – 13047
    DOI
  • Schilling, Isabelle; Bäcker, Claus Maximilian; Bäumer, Christian; Behrends, Carina; Hötting, Marius; Hohmann, Jana; Kröninger, Kevin; Timmermann, Beate; Weingarten, Jens
    Measuring the Beam Energy in Proton Therapy Facilities Using ATLAS IBL Pixel Detectors
    In: Instruments , Jg. 6 2022, Nr. 4, 80
    DOI (Open Access)
  • Siregar, Hilda; Bäumer, Christian; Blanck, Oliver; Chan, Mark; Engwall, Erik; Plaude, Sandija; Spaan, Bernhard; Timmermann, Beate; Wulff, Jörg
    Mitigation of motion effects in pencil-beam scanning : Impact of repainting on 4D robustly optimized proton treatment plans for hepatocellular carcinoma
    In: Zeitschrift für Medizinische Physik , Jg. 32 2022, Nr. 1, 63-73
    DOI (Open Access)
  • Moustakis, Christos; Blanck, Oliver; Chan, Mark ka heng; Boda-Heggemann, Judit; Andratschke, Nicolaus; Duma, Marciana-Nona; Albers, Dirk; Bäumer, Christian; Fehr, Roman; Körber, Stefan A.; Schmidhalter, Daniel; Alraun, Manfred; Baus, Wolfgang W.; Beckers, Eric; Dierl, Mathias; Droege, Stephan; Ebrahimi Tazehmahalleh, Fatemeh; Fleckenstein, Jens; Guckenberger, Matthias; Heinz, Christian; Henkenberens, Christoph; Hennig, Andreas; Köhn, Janett; Kornhuber, Christine; Krieger, Thomas; Loutfi-Krauss, Britta; Mayr, Manfred; Oechsner, Markus; Pfeiler, Tina; Pollul, Gerhard; Schöffler, Jürgen; Tümmler, Heiko; Ullm, Claudia; Walke, Mathias; Weigel, Rocco; Wertman, Martin; Wiehle, Rolf; Wiezorek, Tilo; Wilke, Lotte; Wolf, Ulrich; Eich, Hans Theodor; Schmitt, Daniela
    Planning Benchmark Study for Stereotactic Body Radiation Therapy of Liver Metastases : Results of the DEGRO/DGMP Working Group on Stereotactic Radiation Therapy and Radiosurgery
    In: International Journal of Radiation Oncology, Biology, Physics , Jg. 113 2022, Nr. 1, S. 214 – 227
    DOI (Open Access)
  • Peters, Sarah; Frisch, Sabine; Stock, Annika; Merta, Julien; Bäumer, Christian; Blase, Christoph; Schuermann, Eicke; Tippelt, Stephan; Bison, Brigitte; Frühwald, Michael; Rutkowski, Stefan; Fleischhack, Gudrun; Timmermann, Beate
    Proton Beam Therapy for Pediatric Tumors of the Central Nervous System : Experiences of Clinical Outcome and Feasibility from the KiProReg Study
    In: Cancers , Jg. 14 2022, Nr. 23, 5863
    DOI, Online Volltext (Open Access)
  • Metzner, E.; Bäumer, Christian; Behrends, Carina; Dammene Debbih, A.; Döhler, D. D.; Van Goethem, Marc J.; Van Der Graaf, E. R.; Kahle, P.; Lühr, Armin; Teichmann, Tobias; Timmermann, Beate; Weinberger, David; Werner, T.; Wulff, Jörg; Kormoll, Thomas
    Spectral fiber dosimetry with beryllium oxide for quality assurance in hadron radiation therapy
    In: Journal of Instrumentation , Jg. 17 2022, Nr. 2, P02009
    DOI (Open Access)
  • Wulff, Jörg; Koska, Benjamin; Janson, Martin; Bäumer, Christian; Denker, Andrea; Geismar, Dirk; Gollrad, Johannes; Timmermann, Beate; Heufelder, Jens
    Technical Note: Impact of Beam Properties for Uveal Melanoma Proton Therapy ‐ An In‐Silico Planning Study
    In: Medical Physics , Jg. 49 2022, Nr. 5, S. 3481 – 3488
    DOI (Open Access)
  • Behrends, Carina; Bäumer, Christian; Verbeek, Nico; Ehlert, Jens; Prasad, Rajendra; Wulff, Jörg; Lühr, Armin; Timmermann, Beate
    Technical note : Providing proton fields down to the few‐MeV level at clinical pencil beam scanning facilities for radiobiological experiments
    In: Medical Physics , Jg. 49 2022, Nr. 1, S. 666 – 674
    DOI (Open Access)
  • Behrends, C.; Bäcker, C.M.; Schilling, I.; Zwiehoff, S.; Weingarten, J.; Kröninger, K.; Rehbock, Christoph; Barcikowski, Stephan; Wulff, J.; Bäumer, Christian; Timmermann, Beate
    The radiosensitizing effect of platinum nanoparticles in proton irradiations is not caused by an enhanced proton energy deposition at the macroscopic scale
    In: Physics in Medicine and Biology , Jg. 67 2022, Nr. 15, 155023
    DOI (Open Access)
  • De Saint-Hubert, Marijke; Verbeek, Nico; Bäumer, Christian; Esser, Johannes; Wulff, Jörg; Nabha, Racell; Van Hoey, Olivier; Dabin, Jérémie; Stuckmann, Florian; Vasi, Fabiano; Radonic, Stephan; Boissonnat, Guillaume; Schneider, Uwe; Rodriguez, Miguel; Timmermann, Beate; Thierry-Chef, Isabelle; Brualla, Lorenzo
    Validation of a Monte Carlo Framework for Out-of-Field Dose Calculations in Proton Therapy
    In: Frontiers in Oncology , Jg. 12 2022, 882489
    DOI, Online Volltext (Open Access)
  • Bäumer, Christian; Bäcker, Markus; Conti, M; Fragoso Costa, P; Herrmann, Ken; Kazek, S L; Jentzen, Walter; Panin, V; Siegel, Steffen; Teimoorisichani, M; Wulff, J; Timmermann, Beate
    Can a ToF-PET photon attenuation reconstruction test stopping-power estimations in proton therapy? : A phantom study
    In: Physics in Medicine and Biology , Jg. 66 2021, Nr. 21, 215010
    DOI
  • Bäumer, Christian; Plaude, Sandija; Khalil, Dalia Ahmad; Geismar, Dirk; Kramer, Paul-Heinz; Kröninger, Kevin; Nitsch, Christian; Wulff, Jörg; Timmermann, Beate
    Clinical Implementation of Proton Therapy Using Pencil-Beam Scanning Delivery Combined With Static Apertures
    In: Frontiers in Oncology , Jg. 11 2021, 599018
    DOI, Online Volltext (Open Access)
  • Toussaint, L.; Peters, S.; Mikkelsen, R.; Karabegovic, S.; Bäumer, Christian; Muren, L.P.; Tram-Henriksen, L.; Høyer, M.; Lassen-Ramshad, Y.; Timmermann, Beate
    Delineation atlas of the Circle of Willis and the large intracranial arteries for evaluation of doses to neurovascular structures in pediatric brain tumor patients treated with radiation therapy
    In: Acta Oncologica , Jg. 60 2021, Nr. 11, S. 1392 – 1398
    DOI (Open Access)
  • España, Samuel; Sánchez-Parcerisa, Daniel; Ibáñez, Paula; Sánchez-Tembleque, Víctor; Udías, Jose Manuel; Onecha, Víctor V.; Gutierrez-Uzquiza, Alvaro; Bäcker, Claus Maximilian; Bäumer, Christian; Herrmann, Ken; Fragoso Costa, Pedro; Timmermann, Beate; Fraile, Luis Mario
    Direct proton range verification using oxygen-18 enriched water as a contrast agent
    In: Radiation Physics and Chemistry , Jg. 182 2021, 109385
    DOI (Open Access)
  • Flatten, Veronika; Michael Burg, Jan; Witt, Matthias; Derksen, Larissa; Fragoso Costa, Pedro; Wulff, Jörg; Bäumer, Christian; Timmermann, Beate; Weber, Uli; Vorwerk, Hilke; Engenhart-Cabillic, Rita; Zink, Klemens; Baumann, Kilian-Simon
    Estimating the modulating effect of lung tissue in particle therapy using a clinical CT voxel histogram analysis
    In: Physics in Medicine and Biology , Jg. 66 2021, Nr. 18, 185002
    DOI (Open Access)
  • Bäcker, Claus Maximilian; Horst, Felix; Adi, Wihan; Bäumer, Christian; Gerhardt, Marcel; Jentzen, Walter; Kazek, Sandra Laura; Kröninger, Kevin; Schuy, Christoph; Verbeek, Nico; Weingarten, Jens; Wulff, Jörg; Timmermann, Beate
    Experimental consolidation and absolute measurement of the C-nat(p,x)C-11 nuclear activation cross section at 100MeV for particle therapy physics
    In: The European Physical Journal A: Hadrons and Nuclei (EPJ A) , Jg. 57 2021, Nr. 8
    DOI (Open Access)
  • Verbeek, Nico; Wulff, Jörg; Janson, Martin; Bäumer, Christian; Zahid, Sameera; Timmermann, Beate; Brualla, Lorenzo
    Experiments and Monte Carlo simulations on multiple Coulomb scattering of protons
    In: Medical Physics , Jg. 48 2021, Nr. 6, S. 3186 – 3199
    DOI (Open Access)
  • Jazmati, Danny; Steinmeier, Theresa; Ahamd Khalil, D.; Frisch, Sabine; Peters, Sarah; Schulze Schleithoff, Stefanie; Bäumer, Christian; Rutkowski, Stefan; Frühwald, Michael Christoph; Blase, Christoph; Tippelt, Stephan; Timmermann, Beate
    Feasibility of Proton Beam Therapy for Infants with Brain Tumours : Experiences from the Prospective KiProReg Registry Study
    In: Clinical Oncology , Jg. 33 2021, Nr. 7, S. e295 – e304
    DOI
  • Kern, Ajvar; Bäumer, Christian; Kröninger, Kevin; Wulff, Jörg; Timmermann, Beate
    Impact of air gap, range shifter, and delivery technique on skin dose in proton therapy
    In: Medical Physics , Jg. 48 2021, Nr. 2, S. 831 – 840
    DOI (Open Access)
  • Jazmati, Danny; Butzer, Sarina; Hero, Barbara; Ahmad Khalil, Dalia; Merta, Julien; Bäumer, Christian; Plum, Gina; Fuchs, Jörg; Koerber, Friederike; Steinmeier, Theresa; Peters, Sarah; Doyen, Jerome; Thole, Theresa; Schmidt, Matthias; Blase, Christoph; Tippelt, Stephan; Eggert, Angelika; Schwarz, Rudolf; Simon, Thorsten; Timmermann, Beate
    Proton Beam Therapy for Children With Neuroblastoma : Experiences From the Prospective KiProReg Registry
    In: Frontiers in Oncology , Jg. 10 2021, S. 617506
    DOI, Online Volltext (Open Access)
  • Verbeek, Nico; Wulff, Jörg; Bäumer, Christian; Smyczek, Sabrina; Timmermann, Beate; Brualla, Lorenzo
    Single pencil beam benchmark of a module for Monte Carlo simulation of proton transport in the PENELOPE code
    In: Medical Physics , Jg. 48 2021, Nr. 1, S. 456 – 476
    DOI (Open Access)
  • den Boer, Erik; Wulff, Jörg; Mäder, UIf; Engwall, Erik; Bäumer, Christian; Perko, Zoltan; Timmermann, Beate
    Technical Note: Investigating interplay effects in pencil beam scanning proton therapy with a 4D XCAT phantom within the RayStation treatment planning system
    In: Medical Physics , Jg. 48 2021, Nr. 3, S. 1448 – 1455
    DOI (Open Access)
  • Bäcker, Claus Maximilian; Bäumer, Christian; Bley, Aaron; Fragoso Costa, Pedro; Gerhardt, Marcel; Herrmann, Ken; Kauer, Samantha; Kröninger, Kevin; Nitsch, Christian; Siregar, Hilda Milani; Timmermann, Beate; Verbeek, Nico; Weingarten, Jens; Wulff, Jörg; Yazgan, Azad
    Towards using secondary gamma-rays from proton-induced radioactivation of titanium implants for off-line field verification
    In: Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms , Jg. 492 2021, S. 56 – 63
    DOI
  • Kern, A.; Bäumer, Christian; Kröninger, K.; Mertens, L.; Timmermann, Beate; Walbersloh, J.; Wulff, J.
    Determination of surface dose in pencil beam scanning proton therapy
    In: Medical Physics , Jg. 47 2020, Nr. 5, S. 2277 – 2288
    DOI (Open Access)
  • Bäcker, Claus Maximilian; Bäumer, Christian; Gerhardt, Marcel; Ibisi, Sedef; Kröninger, Kevin; Nitsch, Christian; Weingarten, Jens; Timmermann, Beate
    Evaluation of the activation of brass apertures in proton therapy using gamma-ray spectrometry and Monte Carlo simulations
    In: Journal of Radiological Protection , Jg. 40 2020, Nr. 3, S. 848 – 860
    DOI
  • Pfeiler, Tina; Ahmad Khalil, Dalia; Bäumer, Christian; Blanck, Oliver; Chan, Mark K.H.; Engwall, Erik; Geismar, Dirk; Peters, Sarah; Plaude, Sandija; Spaan, Bernhard; Wulff, Jörg; Timmermann, Beate
    4D robust optimization in pencil beam scanning proton therapy for hepatocellular carcinoma
    Micro-Mini & Nano Dosimetry (MMND) 2018 6–11 February 2018, Mooloolaba, Queensland, Australia,
    In: Journal of Physics: Conference Series (JPCONF) , Jg. 1145 2019
    DOI (Open Access)
  • Wulff, Jörg; Baumann, Kilian-Simon; Verbeek, Nico; Bäumer, Christian; Timmermann, Beate; Zink, Klemens
    Corrigendum: TOPAS/Geant4 configuration for ionization chamber calculations in proton beams
    In: Physics in Medicine and Biology , Jg. 64 2019, Nr. 6, S. 069501
    DOI
  • Kern, A.; Bäumer, Christian; Kröninger, K.; Mertens, L.; Timmermann, Beate; Walbersloh, J.; Wulff, J.
    Determination of surface dose in pencil beam scanning proton therapy
    In: Radiotherapy and Oncology (The Green Journal) , Jg. 133 2019, Nr. Suppl. 1, S. 483
    DOI (Open Access)
  • Bäumer, Christian; Bäcker, Claus Maximilian; Gerhardt, Marcel; Grusell, Erik; Koska, Benjamin; Kröninger, Kevin; Nitsch, Christian; Rullkötter, Hannah; Siregar, Hilda Milani; Timmermann, Beate; Verbeek, Nico; Wulff, Jörg; Yazgan, Azad
    Measurement of absolute activation cross sections from carbon and aluminum for proton therapy
    In: Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms , Jg. 440 2019, S. 75 – 81
    DOI
  • Bäcker, Claus Maximilian; Bäumer, Christian; Gerhardt, Marcel; Kröninger, Kevin; Nitsch, Christian; Siregar, Hilda Milani; Timmermann, Beate; Verbeek, Nico; Weingarten, Jens; Wulff, Jörg; Yazgan, Azad
    Measurement of nuclear activation cross sections of protons on natural carbon for proton beam energies between 100 and 220 MeV
    In: Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms , Jg. 454 2019, S. 50 – 55
    DOI
  • Bäumer, Christian; Fuentes, Carolina; Janson, Martin; Matic, A.; Timmermann, Beate; Wulff, Jörg
    Stereotactical fields applied in proton spot scanning mode with range shifter and collimating aperture
    In: Physics in Medicine and Biology , Jg. 64 2019, Nr. 15, S. 155003
    DOI (Open Access)
  • Pfeiler, T.; Bäumer, Christian; Engwall, E.; Geismar, Dirk; Mäder, U.; Spaan, B.; Timmermann, Beate; Wulff, J.
    Usage of computer generated 4D CTs for interplay effect studies in scanned proton therapy
    In: Radiotherapy and Oncology (The Green Journal) , Jg. 133 2019, Nr. Suppl. 1, S. S1077 – S1078
    DOI (Open Access)
  • Bäumer, Christian; Janson, M.; Timmermann, Beate; Wulff, J.
    Collimated proton pencil-beam scanning for superficial targets : Impact of the order of range shifter and aperture
    In: Physics in Medicine and Biology , Jg. 63 2018, Nr. 8
    DOI
  • Rodriguez, Miguel; Sempau, Josep; Bäumer, Christian; Timmermann, Beate; Brualla, Lorenzo
    DPM as a radiation transport engine for PRIMO.
    In: Radiation Oncology , Jg. 13 2018, S. 256
    DOI, Online Volltext (Open Access)
  • Pfeiler, Tina; Bäumer, Christian; Engwall, Erik; Geismar, Dirk; Spaan, Bernhard; Timmermann, Beate
    Experimental validation of a 4D dose calculation routine for pencil beam scanning proton therapy
    In: Zeitschrift für Medizinische Physik , Jg. 28 2018, Nr. 2, S. 121 – 133
    DOI
  • Moor, J.; Channaoui, M.; Lipsky, S.; Bäumer, Christian; Stoeber, U.; Rehn, S.; Eich, H.; Haverkamp, U.
    Influence of ionizing Radiation on the Functionality of a Telemetry-based Monitoring System in Radiotherapy
    In: Strahlentherapie und Onkologie: Journal of Radiation Oncology, Biology, Physics , Jg. 194 2018, Nr. Suppl. 1, S. 148 – S149
    DOI (Open Access)
  • Pfeiler, Tina; Ahmad Khalil, Dalia; Ayadi, Myriam; Bäumer, Christian; Blanck, Oliver; Chan, Mark; Engwall, Erik; Geismar, Dirk; Peters, Sarah; Plaude, Sandija; Spaan, Bernhard; Timmermann, Beate; Wulff, Jörg
    Motion effects in proton treatments of hepatocellular carcinoma : 4D robustly optimised pencil beam scanning plans versus double scattering plans
    In: Physics in Medicine and Biology , Jg. 63 2018, Nr. 23, S. 235006
    DOI
  • Wulff, Jörg; Baumann, Kilian-Simon; Verbeek, Nico; Bäumer, Christian; Timmermann, Beate; Zink, Klemens
    TOPAS/Geant4 configuration for ionization chamber calculations in proton beams
    In: Physics in Medicine and Biology , Jg. 63 2018, Nr. 11, S. 115013
    DOI
  • Bäumer, Christian; Geismar, Dirk; Koska, B.; Kramer, P. H.; Lambert, J.; Lemke, M.; Plaude, S.; Pschichholz, L.; Qamhiyeh, S.; Schiemann, A.; Timmermann, Beate; Vermeren, Xavier
    Comprehensive clinical commissioning and validation of the RayStation treatment planning system for proton therapy with active scanning and passive treatment techniques
    In: Physica Medica: European Journal of Medical Physics , Jg. 43 2017, S. 15 – 24
    DOI
  • Bäumer, Christian; Ackermann, Benjamin; Hillbrand, Martin; Kaiser, Franz-Joachim; Koska, Benjamin; Latzel, Harald; Lühr, Armin; Menkel, Stefan; Timmermann, Beate
    Dosimetry intercomparison of four proton therapy institutions in Germany employing spot scanning
    In: Zeitschrift für Medizinische Physik , Jg. 27 2017, Nr. 2, S. 80 – 85
    DOI
  • Bäumer, Christian; Koska, Benjamin; Lambert, Jamil; Timmermann, Beate; Mertens, Thierry; Talla, Patrick Takoukam
    Evaluation of detectors for acquisition of pristine depth-dose curves in pencil beam scanning
    In: Journal of Applied Clinical Medical Physics , Jg. 16 2015, Nr. 6, S. 151 – 163
    DOI (Open Access)
  • Lin, Liyong; Kang, Minglei; Solberg, Timothy D.; Mertens, Thierry; Bäumer, Christian; Ainsley, Christopher G.; McDonough, James E.
    Use of a novel two-dimensional ionization chamber array for pencil beam scanning proton therapy beam quality assurance
    In: Journal of Applied Clinical Medical Physics , Jg. 16 2015, Nr. 3, S. 270 – 276
    DOI (Open Access)
  • Lambert, J.; Bäumer, Christian; Koska, B.; Ding, X. N.
    Daily QA in proton therapy using a single commercially available detector
    In: Journal of Applied Clinical Medical Physics , Jg. 15 2014, Nr. 6, S. 217 – 228
    DOI (Open Access)
  • Bäumer, Christian; Farr, Jonathan
    Lateral dose profile characterization in scanning particle therapy
    In: Medical Physics , Jg. 38 2011, Nr. 6, S. 2904 – 2913
    DOI
  • Farr, Jonathan; Mertens, Thierry; Bäumer, Christian; Mukherjee, Bhaskar; Marchand, B.; Stuschke, Martin
    TH‐C‐BRB‐09: Design and Initial Performance of a Large Cross‐Section Multi‐Element Ionization Chamber System for Water Equivalent Range Measurements of Pristine Proton Fields
    In: Medical Physics , Jg. 37 2010, Nr. 6, S. 3454 – 3455
    DOI
  • Farr, Jonathan; Mertens, Tom; Bäumer, Christian; Mukherjee, B.; Stuschke, Martin; Marchand, Bruno
    Work in Progress : Preliminary testing of a multi-element detector measurement system for water equivalent range measurements of pristine proton fields
    16. Jahreskongress der Deutschen Gesellschaft für Radioonkologie Radioonkologie • Medizinische Physik • Strahlenbiologie Magdeburg, 3. bis 6. Juni 2010,
    In: Strahlentherapie und Onkologie: Journal of Radiation Oncology, Biology, Physics , Jg. 186 2010, Nr. Suppl. 1, S. 100 – 100
    DOI

    • Abstracts

  • Bischoff, Martin; Frisch, Sabine; Schmidt, Livia; Stickan-Verfürth, Martina; Peters, Sarah; Bäumer, Christian; Kiewert, Cordula; Friedrich, Carsten; Müller, Hermann; Timmermann, Beate
    Kraniopharyngeome im Kindesalter : Neuroendokrines Outcome nach Resektion und Radiotherapie
    In: Strahlentherapie und Onkologie: Journal of Radiation Oncology, Biology, Physics , Jg. 199 2023, Nr. Suppl. 1, S. 17
    DOI (Open Access)
  • Heuchel, L.; Hahn, C.; Oeden, J.; Traneus, E.; Wulff, J.; Plaude, S.; Timmermann, Beate; Bäumer, Christian; Luehr, A.
    Does Reduction of Variable RBE-Weighted Dose in Organs at Risk Impact Clinical Proton Plan Quality?
    In: Medical Physics , Jg. 49 2022, Nr. 6, S. E236 – E236
  • Behrends, C.; Baecker, C.; Schilling, I.; Zwiehoff, S.; Weingarten, Jörg; Kroeninger, K.; Rehbock, Christoph; Barcikowski, Stephan; Wulff, J.; Bäumer, Christian; Timmermann, Beate
    Is the Radiosensitizing Effect of Platinum Nanoparticles in Proton Irradiation Due to An Enhanced Proton Energy Deposition?
    In: Medical Physics , Jg. 49 2022, Nr. 6, S. E237 – E238
  • Kretschmer, J.; Brodbek, L.; Behrends, C.; Kugel, F.; Koska, B.; Bäumer, Christian; Wulff, J.; Timmermann, Beate; Looe, H. K.; Poppe, B.
    Quantification and correction of volume effect perturbations from detectors in small proton fields
    In: Radiotherapy and Oncology (The Green Journal) , Jg. 170 2022, Nr. Suppl. 1, S. 733 – S735
  • Peters, Sarah; Frisch, Sabine; Merta, Julien; Bäumer, Christian; Blase, Christoph; Tippelt, Stephan; von Zezschwitz, Barbara; Johann, Pascal; von Hoff, Katja; Geismar, Dirk; Timmermann, Beate
    RONC-16. Proton therapy for patients with embryonal tumor with multilayered rosettes in early childhood – results of the prospective KiProReg Study
    20th International Symposium on Pediatric Neuro-Oncology (ISPNO 2022),
    In: Neuro-Oncology , Jg. 24 2022, Nr. Supplement_1: Abstracts from the 20th International Symposium on Pediatric Neuro-Oncology (ISPNO 2022), S. i180 – i180
    DOI (Open Access)
  • Zwiehoff, S.; Hensel, Astrid; Behrends, C.; Rehbock, Christoph; Bäumer, Christian; Knauer, Shirley; Timmermann, Beate; Barcikowski, Stephan
    Therapy-Related Investigations On the DNA Degrading Effect of Noble Metal Nanoparticles in Proton Therapy Using Liquid and Gel-Based Phantoms
    In: Medical Physics , Jg. 49 2022, Nr. 6, S. E598 – E599
  • Koska, B.; Wulff, J.; Baecker, C.; Bäumer, Christian; Timmermann, Beate
    Validation of the RayOcular Treatment Planning System for Proton Therapy of the Eye
    In: Medical Physics , Jg. 49 2022, Nr. 6, S. E212 – E212
  • Wulff, J.; Schmidt, R.; Bäumer, Christian; Timmermann, Beate; Zink, K.
    Computed tomography of the head for therapy planning of pediatric patients – impact of scan-length
    In: Radiotherapy and Oncology (The Green Journal) , Jg. 161 2021, S. 1512
    DOI
  • Bäumer, Christian; Timmermann, Beate
    Development and Validation of a Delineation Atlas of Neurovascular Structures
    53rd Congress of the international Society of Paediatric Oncology (SIOP), Virtual Congress, October 21-24, 2021,
    In: Pediatric Blood and Cancer , Jg. 68 2021, Nr. S5, S. S44 – S45
    DOI (Open Access)
  • Verbeek, N.; Smyczek, S.; Wulff, J.; Bäumer, Christian; Timmermann, Beate; Brualla, Lorenzo
    Benchmarking of a module for Monte Carlo simulation of proton transport in the PENELOPE code
    In: Radiotherapy and Oncology (The Green Journal) , Jg. 133 2019, Nr. Suppl. 1, S. PO – 0904
    DOI (Open Access)
  • Pfeiler, T.; Timmermann, Beate; Peters, S.; Wulff, J.; Engwall, E.; Spaan, B.; Geismar, Dirk; Chan, M.; Bäumer, Christian; Blanck, O.
    4D evaluation of proton pencil beam scanning and double scattering for hepatocellular carcinoma
    In: Radiotherapy and Oncology (The Green Journal) , Jg. 127 2018, Nr. Supplement 1, Special Issue ESTRO 37, S. S1105 – S1106
    DOI (Open Access)

    • Beiträge in Sammelwerken und Tagungsbänden

  • Schmidt, Simon; Bäcker, Claus Maximilian; Bäumer, Christian; Conti, Maurizio; Jentzen, Walter; Teimoorisichani, Mohammadreza; Wulff, Jörg; Timmermann, Beate
    Estimation of Electron Density from joint Reconstructions of Activity and Attenuation of ToF-PET Scans for Particle Therapy
    In: 2022 IEEE Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC) / IEEE Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC), 5-12 Nov. 2022, Italy 2022
    DOI
  • Bäcker, Claus Maximilian; Bäumer, Christian; Jentzen, Walter; Kazek, Sandra Laura; Kröninger, Kevin; Spiecker, Fleur Anna; Verbeek, Nico; Weingarten, Jens; Wulff, Jörg; Timmermann, Beate
    Titanium Implants for Field Verification in Proton Therapy - an Applicability Test
    In: 2022 IEEE Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC) / IEEE Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC), 5-12 Nov. 2022, Italy 2022
    DOI
  • Backer, Claus Maximilian; Bäumer, Christian; Bley, Aaron; Costa, Pedro Fragoso; Gerhardt, Marcel; Herrmann, Ken; Kauer, Samantha; Kroninger, Kevin; Nitsch, Christian; Siregar, Hilda Milani; Timmermann, Beate; Yazgan, Azad
    Proton Beam Range Verification with Secondary Radiation from Titanium Implants
    In: 2019 IEEE Nuclear Science Symposium and Medical Imaging Conference, NSS/MIC 2019 / IEEE Nuclear Science Symposium 2019 Manchester, 26 Oct.-2 Nov. 2019 2019
    DOI

    • Poster / Posterbeiträge

  • Heinzelmann, F.; Bäumer, Christian; Peters, S.; Stock, A.; Schulze Schleithoff, Stefanie; Frisch, S.; Timmermann, Beate
    Computerized Risk Modeling of Imaging Changes and Radionecrosis After Proton Beam Therapy for Childhood Brain Tumors
    64th Annual Meeting and Exhibition of the American Association of Physics in Medicine (AAPM), July 10 – July 14, 2022, Washington, DC, USA,
    In: Medical Physics , Jg. 49 2022, Nr. 6, S. e854 – e854
    DOI
  • Wette, M.R.; Steinmeier, T.; Lin, Y.; Journy, N.; Tran, T.; Jackson, A.; Bolle, S.; Fresneau, B.; Lassen-Ramshad, Y.; Tram Henriksen, L.; Haustermans, K.; Brualla, Lorenzo; Bäumer, Christian; Demoor-Goldschmidt, C.; Thariat, J.; Thierry-Chef, I.; Timmermann, Beate
    Endocrine Late- Effects after Childhood and Adolescent Cancer : The Pan-European Registry HARMONIC
    In: Radiotherapy and Oncology (The Green Journal) , Jg. 161 2021, Nr. Suppl. 1, S. 1180
    DOI
  • Wulff, J.; Horn, J.; Kugel, F.; Poppinga, D.; Koska, B.; Bäumer, Christian; Timmermann, Beate
    PO-1643 End-2-End testing of PBS proton therapy workflow with the PTW RUBY phantom
    In: Radiotherapy and Oncology (The Green Journal) , Jg. 161 2021, Nr. Suppl. 1, S. 1364
    DOI