Group members

Prof. Dr. Michael Stelter

Friedrich-Schiller-Universität Jena
Institut für Technische Chemie und Umweltchemie
Raum 303
Philosophenweg 7a
07743 Jena

Michael.Stelter@uni-jena.de
Tel.: +49 3641 9-48430
Fax: +49 3641 9-48402

Fraunhofer-Institut für Keramische Technologien und Systeme IKTS
Michael-Faraday-Str. 1
07629 Hermsdorf

michael.stelter@ikts.fraunhofer.de
Tel.: +49 36601 93010-3031
Fax: +49 351 255-4208

 

Dr. Patrick Bräutigam

Friedrich-Schiller-Universität Jena
Institut für Technische Chemie und Umweltchemie
Raum 302
Philosophenweg 7a
07743 Jena

Homepage de
Patrick.Braeutigam@uni-jena.de
Tel.: +49 3641 9-48458
Fax: +49 3641 9-48402

All PublicationsExternal link

Curriculum Vitaepdf, 133 kb · de

Dr. Sebastian Engel

Friedrich-Schiller-Universität Jena
Institut für Technische Chemie und Umweltchemie

Philosophenweg 7a
07743 Jena

sebastian.engel@uni-jena.de
Tel.: +49 160 96800481

Research

• Ferroelectrica-Semiconductor-(Nano-)Hybrid Systems
• Polarity Characterisation (Laser Intensity Modulation Method)
• Light-Matter-Interaction of optical excited systems
• Laser processed materials
• Photo catalysis
• Advanced Oxidation Processes

Publications

Wenisch C, Engel S, Gräf S, & Müller FA. "Ablation Efficiency and Quality Improvements by Excited State Absorption based Dual Laser Beam Processing of ZnO Thin Films." Submitted to [Journal of Laser Applications], 2021 

Wenisch C, Engel S, Gräf S, & Müller FA. "Dual Laser Beam Processing of Semiconducting Thin Films by Excited State Absorption." Materials 2021, 14(5), 1256.

Wenisch C, Engel S, Müller FA, Gräf S. "Fundamentals of a New Sub-Diffraction Direct Laser Writing Method by a Combination of Stimulated Emission Depletion and Excited State Absorption." transformation 2020, 4(7): 19-20

Kunz C, Engel S, Müller FA, Gräf S. "Large-Area Fabrication of Laser-Induced Periodic Surface Structures on Fused Silica Using Thin Gold Layers." Nanomaterials 2020, 10(6): 1187.

Engel S, Wenisch C, Gräf S, Müller F. "Sub-diffraction direct laser writing by a combination of STED and ESA."  Laser-based Micro-and Nanoprocessing XIV; 2020: International Society for Optics and Photonics; 2020. p. 112680D.

Gräf S, Kunz C, Engel S, Derrien TJ-Y, Müller FA. "Femtosecond laser-induced periodic surface structures on fused silica: The impact of the initial substrate temperature." Materials 2018, 11(8): 1340.

Engel S, Smykalla D, Ploss B, Gräf S, Müller FA. "Polarization Properties and Polarization Depth Profiles of (Cd: Zn) S/P (VDF-TrFE) Composite Films in Dependence of Optical Excitation." Polymers 2018, 10(11): 1205.

Krämer A, Engel S, Sangiorgi N, Sanson A, Bartolomé JF, Gräf S, et al. "ZnO thin films on single carbon fibres fabricated by Pulsed Laser Deposition (PLD)." Applied Surface Science 2017, 399: 282-287.

Engel S, Smykalla D, Ploss B, Gräf S, Müller FA. "Effect of (Cd: Zn)S particle concentration and photoexcitation on the electrical and ferroelectric properties of (Cd: Zn) S/P (VDF-TrFE) composite films." Polymers 2017, 9(12): 650.

Engel S, Wenisch C, Müller F, Gräf S. "A new photoacoustic method based on the modulation of the light induced absorption coefficient." Measurement Science and Technology 2016, 27(4): 045202.

Sajzew R, Schröder J, Kunz C, Engel S, Müller FA, Gräf S. "Femtosecond laser-induced surface structures on carbon fibers." Optics letters 2015, 40(24): 5734-5737.

Kuhn S, Tiegel M, Herrmann A, Rüssel C, Engel S, Wenisch C, et al. "Photo-acoustic spectroscopy and quantum efficiency of Yb3+ doped alumino silicate glasses." Journal of Applied Physics 2015, 118(10): 103104.

Mathias Micheel

mathias.micheel@uni-jena.de

ORCID: https://orcid.org/0000-0002-5017-3511External link

Research

• Synthesis and functionalization of colloidal nanoparticles in dispersion and thin-film films
• Photocatalysis on nanoparticle hybrid systems
• Steady-state and time-resolved absorption and photoluminescence spectroscopy for the investigation of light-induced energy transfer processes

 

 

 

 

Selected Publications

• Micheel, M.; Dong, K.; Amirav, L.; Wächtler, M. Lateral Charge Migration in 1D Semiconductor–Metal Hybrid Photocatalytic Systems. J. Chem. Phys. 2023, 158 (15), 154701. https://doi.org/10.1063/5.0144785External link.
• Micheel, M.; Baruah, R.; Kumar, K.; Wächtler, M. Assembly, Properties, and Application of Ordered Group II–VI and IV–VI Colloidal Semiconductor Nanoparticle Films. Adv. Mater. Interfaces 2022, 9 (28), 2201039. https://doi.org/10.1002/admi.202201039External link.
• Micheel, M.; Liu, B.; Wächtler, M. Influence of Surface Ligands on Charge-Carrier Trapping and Relaxation in Water-Soluble CdSe@CdS Nanorods. Catalysts 2020, 10 (10), 1143. https://doi.org/10.3390/catal10101143External link.

Christian Beringer

Friedrich-Schiller-Universität Jena
Institut für Technische Chemie und Umweltchemie
Raum 301
Philosophenweg 7a
07743 Jena

Christian.Beringer@uni-jena.de
Tel.: +49 3641 9-48452

 

Mohammad Suhash Jahan

Friedrich-Schiller-Universität Jena
Institut für Technische Chemie und Umweltchemie
Raum 301
Philosophenweg 7a
07743 Jena

mohammad.jahan@uni-jena.de
Tel.: +49 3641 9-48452

 

 

Research

• Development of real time sensors for water quality measurements based on electrochemical methods
• Electrochemical water remediation

Julian Schlechtweg

Friedrich-Schiller-Universität Jena
Institut für Technische Chemie und Umweltchemie
Raum 301
Philosophenweg 7a
07743 Jena

Julian.Schlechtweg@uni-jena.de
Tel.: +49 3641 9-48452

Research 

• Theoretical Investigation of the Hydrogen Generation of Pyroelectrics in Pure Water
• Pyrocatalytic Hydrogen Generation and Degradation of Water Pollutants

Publications

• K. Gries, J. Schlechtweg, P. Hille, J. Schörmann, M. Eickhoff, K. Volz "Three dimensional reconstruction of InGaN nanodisks in GaN nanowires: Improvement of the nanowire sample preparation to avoid missing wedge effects" Journal of Crystal Growth, 2017, 475.
• J. Schlechtweg, S. Raufeisen, M. Stelter, P. Bräutigam "A novel model for pyro-electro-catalytic hydrogen production in pure water" Physical Chemistry Chemical Physics, 2019, 21, 23009-23016

 

Dr. Karsten Gäbler

Friedrich-Schiller-Universität Jena
Institut für Technische Chemie und Umweltchemie

Philosophenweg 7a
07743 Jena

karsten.gaebler@uni-jena.de
Tel.: +49-(0)3641-(9)45840
Mobil: +49-(0)176-66682912

 

Research

• Sustainability research and transformation research
• Education for Sustainable Development (ESD) and Transformative Education
• Theory and methodology of inter- and transdisciplinary research
• History of science (Environmental sciences in particular)

Publications

Gäbler, Karsten; Hoßfeld, Uwe (2023): Nachhaltigkeit. Erfurt: Landeszentrale für politische Bildung Thüringen.

Gäbler, Karsten; Kauffman, Joanne; Werlen, Benno (2020): Future Knowledge Mobilization for deep societal transformations. In: Canadian Commission for UNESCO (Hrsg.): Imagining the future of Knowledge Mobilization. Perspectives from UNESCO Chairs, 113-126.

Gäbler, Karsten (2019): Heimaten der Nachhaltigkeit. In: Costadura, Edoardo; Ries, Klaus; Wiesenfeldt, Christiane (Hrsg.): Heimat global. Modelle, Praxen und Medien der Heimatkonstruktion. Bielefeld: transcript, 331-352.

Gäbler, Karsten (2018): „Erdkunde" als „Wissenschaft vom Menschen"? Zum anthropologischen Gehalt der traditionellen Anthropogeographie. In: Gruevska, Julia (Hrsg.): Räume und Körper. Studien zur interdisziplinären Anthropologie. Wiesbaden: Springer VS, 9-30.

Gäbler, Karsten; Felgenhauer, Tilo (2018) (Hrsg.): Geographies of digital culture. London/New York: Routledge.

Gäbler, Karsten (2015): Gesellschaftlicher Klimawandel. Eine Sozialgeographie der ökologischen Transformation. Sozialgeographische Bibliothek 17. Stuttgart: Franz Steiner Verlag.

Gäbler, Karsten (2015): Green Capitalism, Sustainability, and Everyday Practice. In: Werlen, Benno (Hrsg.): Global Sustainability, Cultural Perspectives and Challenges for Transdisciplinary Integrated Research. Heidelberg: Springer, 63-86.

Anika Kirschstein

Friedrich-Schiller-Universität Jena
Institut für Technische Chemie und Umweltchemie

Philosophenweg 7a
07743 Jena

anika.kirschstein@uni-jena.de
Tel.: +49-(0)3641-(9)45840

 

Arbeitsgebiete

• Outreach- und Innovations-Management
• Bildung im MINT-Bereich und zu Themen der Fördermittelvergabe
• Fördermittelvergabe für technisch/technologische Kooperationsprojekte (insbesondere für das „Zentrale Innovationsprogramm Mittelstand (ZIM)“
• Biomolekulare NMR-Spektroskopie an Proteinen und RNA-Molekülen

Ausgewählte Publikationen

P. Bellstedt, Y. Ihle, C. Wiedemann, A. Kirschstein, C. Herbst, M. Görlach,  R. Ramachandran „Sequential acquisition of multi-dimensional heteronuclear chemical shift correlation spectra with H detection“ Scientific Reports, 2014, 4: 4490

A. Kirschstein, C. Herbst, K. Riedel, M. Carella, J. Leppert, O. Ohlenschläger, M. Görlach,  R. Ramachandran „Broadband homonuclear TOCSY with amplitude and phase-modulated RF mixing schemes“ im Journal of Biomolecular NMR, 2008, 227–237

A. Kirschstein, C. Herbst, K. Riedel, M. Carella, J. Leppert, O. Ohlenschläger, M. Görlach,  R. Ramachandran „Heteronuclear J cross-polarisation in liquids using amplitude and phase modulated mixing sequences“ im Journal of Biomolecular NMR, 2008, 277–283

Samira.Lambertz@uni-jena.de
Tel.: +49 3641 9-48452

 

 

 

Research area

• Development of measurement setup and methodology for the electrochemical determination of chemical oxygen demand in water samples
• Improvement of electrochemical analytics through the use of ultrasound in various frequency ranges
• Investigation of the electrochemical degradation of organic substances on boron-doped diamond electrodes
• Societal impact of research
• Involvement of civil society in research projects

Publications

• Lambertz, S., Franke, M., Stelter, M., & Braeutigam, P. (2023). 
  Sensing of chemical oxygen demand (COD) by amperometric detection—dependence of current signal on concentration and type of organic species.
  Environmental Monitoring and Assessment, 195(6), 630.

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