Current Ph.D. Research

Carbon capture and climate-friendly hydrogen production via high-temperature processes.

Work History

08/2024 – 10/2024	Massachusetts Institute of Technology (MIT) Visiting Scientist
Since 01/2022	KIT, Institute of Chemical Technology and Polymer Chemistry Ph.D. Candidate
04/2020 – 04/2021	KIT, Institute of Chemical Technology and Polymer Chemistry Student Assistant
01/2020 – 04/2020	BASF SE, Antwerp, Belgium Internship
04/2019 – 08/2019	KIT, Institute of Thermal Process Engineering Student Assistant
09/2018 – 08/2019	Daimler Truck AG, Wörth am Rhein Working Student
09/2017 – 10/2017	BASF SE, Ludwigshafen am Rhein Internship

Education

04/2020 – 11/2021	M.Sc. in Chemical and Process Engineering, KIT Thesis: Methane as feedstock for high-value chemicals Institute of Chemical Technology and Polymer Chemistry
09/2019 – 12/2019	Korea Advanced Institute of Science and Technology Studies abroad (M.Sc. program) supported by a DAAD scholarship
10/2016 – 04/2020	B.Sc. in Chemical and Process Engineering, KIT Thesis: Investigation of the reaction and dissociation behavior of copper-based multi-component systems in the context of catalyst synthesis Institute of Thermal Process Engineering

Honors

08/2024 – 10/2024	Research Travel Grant Karlsruhe House of Young Scientists (KHYS)
06/2024	Young Talent Award Gesellschaft für Chemische Technik und Biotechnologie e.V. (DECHEMA)
09/2019 – 12/2019	PROMOS scholarship German Academic Exchange Service (DAAD)

Publications: Journal articles

[1] Investigating the formation of soot in CH₄ pyrolysis reactor: A numerical, experimental, and characterization study
A. B. Shirsath, M. Mokashi, R. Pashminehazar, A. Çelik, P. Lott, S. Tischer, J.-D. Grunwaldt,
O. Deutschmann, Carbon (2025)
https://doi.org/10.1016/j.carbon.2024.119689.

[2] On the role of hydrogen inhibition in gas-phase methane pyrolysis for carbon capture and hydrogen production in a tubular flow reactor
A. Çelik, A.B. Shirsath, F. Syla, H. Müller, P. Lott, O. Deutschmann, J. Anal. Appl. Pyrolysis (2024)
https://doi.org/10.1016/j.jaap.2024.106628.

[3] Methane pyrolysis in packed bed reactors: kinetic modeling, numerical simulations, and experimental insights
M. Mokashi, A.B. Shirsath, A. Çelik, P. Lott, H. Müller, S. Tischer, L. Maier, J. Bode, D. Schlereth, F. Scheiff, D. Flick, M. Bender, K. Ehrhardt, O. Deutschmann, Chem. Eng. J. (2024)
https://doi.org/10.1016/j.cej.2024.149684.

[4] Pyrolysis of biogas for carbon capture and carbon dioxide-free production of hydrogen
A. Çelik, I. Ben Othman, H. Müller, P. Lott, O. Deutschmann, React. Chem. Eng. (2024)
https://doi.org/10.1039/d3re00360d.

[5] CO₂-free production of hydrogen via pyrolysis of natural gas: influence of non-methane hydrocarbons on product composition, methane conversion, hydrogen yield, and carbon capture
A. Çelik, I. Ben Othman, H. Müller, O. Deutschmann, P. Lott, Discover Chem. Eng. (2024)
https://doi.org/10.1007/s43938-024-00067-4.

[6] Kinetics of thermal dry reforming of methane for syngas production and solid carbon capture
M. Mokashi, A.B. Shirsath, S. Demir, A. Çelik, P. Lott, S. Tischer, O. Deutschmann, React. Chem. Eng. (2024)
https://doi.org/10.1039/d4re00312h.

[7] Influence of Dopants on Pt/Al₂O₃-Based Monolithic Catalysts for Autothermal Oxidative Coupling of Methane
S. Schardt, S. Bastian, A. Çelik, J. Chawla, P. Lott, Catalysts (2024)
https://doi.org/10.3390/catal14110785.