Tamme Claus
Research interests
- Material Imaging in Electron Probe Microanalysis
- Deterministic Modeling of Electron Transport (Radiative Transfer)
- Inverse Problems
- Adjoint Methods (Algorithmic/Automatic Differentiation, Continous Adjoints)
Work with us!
- We have HiWi-positions, as well as projects for your bachelor- or master-thesis. Your topic will be tailored to your interests! Here's a broad list of ideas/buzzwords. If you're interested, send me a short email (claus@acom.rwth-aachen.de).
Publications
- Claus, T., Achuda, G., Bünger, J., Richter, S., & Torrilhon, M. (2024). An Adjoint Method for High-Resolution EPMA Based on the Spherical Harmonics (PN) Model of Electron Transport. Journal of Computational and Theoretical Transport, 1-37. [doi:10.1080/23324309.2024.2303508][code]
- Claus, T., Bünger, J., & Torrilhon, M. (2021). A Novel Reconstruction Method to Increase Spatial Resolution in Electron Probe Microanalysis. Mathematical and Computational Applications, 26(3), 51. [doi:10.3390/mca26030051][code]
Projects/Talks/Posters
- Lunch Seminar(ACoM) / ECCOMAS 2024. Applying Adjoints Twice: An Efficient Gradient Implementation for Models with Linear Structure with Applications in Reconstruction for EPMA. 2024. [slides][github]
- Lightning Math Night (Fun Talk). Adjointception or How Integration By Parts Might Help Geologists To X-Ray Stones. 2024. [slides]
- CSE (Poster Presentation). Material Imaging in Electron Probe Microanalysis. 2023. [poster]
- Master Thesis (CES). Deterministic Reconstruction in Electron Probe Microanalysis using a Flexible Material Parametrization. Nov 2021 [thesis] (TODO: upload) [[slides]]()
- ACoM, Lunch Seminar. Material Reconstruction in EPMA as a Bayesian Inverse Problem. Jun 2021 [slides]
- Master Seminar (CES). Optimization of Sparse Jacobian Chain Products. SS 2020. [draft][slides]
- EMAS (Poster Presentation). Application of the Adjoint Method in gradient-based Optimization to the M1-Model in EPMA. 2019. [poster][presentation]
- Bachelor Thesis (CES). Application of the Adjoint Method in Gradient-based Optimization to the M1-Model in Electron Beam Microanalysis. Sep 2018. [10.18154/RWTH-2021-04489]
About me
- Since 04/2022: PhD Student at ACoM, RWTH Aachen University
- 10/2018 - 11/2021: Master of Science in Computational Engineering Science (CES), RWTH Aachen University
- 10/2014 - 10/2018: Bachelor of Science in Computational Engineering Science (CES), RWTH Aachen University