Office Address:
Mersinweg 7
33100 Paderborn
Room:
Y0.324

About Christian Zietlow

Curriculum Vitae

Since 01/2025: Candidate Patent Attorney

Eisenführ Speiser

01/2019 - 11/2025: Ph.D. student at Department of Physics at University of Paderborn

Experimental work:

- Scanning transmission electron microscopy ( (S)TEM )
o Electron energy-loss spectroscopy (EELS)
o Energy-dispersive X-ray spectroscopy (EDS)
o Annular dark field (ADF)
- Scanning electron microscopy (SEM)
- Nanosphere lithography (NSL)
- Motor control in vacuum chambers

Theoretical work:

- Noise statistics for scintillation-based CCDs
o Noise statistics for EELS measurements in particular
- Alternating direction method of multipliers (ADMM) algorithms
- Deconvolution for EELS
- Raytracing simulations for NSL

04/2016 - 08/2018: Master of Science in Physics at Friedrich-Schiller-Universität Jena

Masters thesis: Emission characteristics of ZnO-Nanowires under external magnetic fields, Institute for Solid State Physics (IFK), Group "Physics of nano-scale solids"

- Micro-photoluminescence (μ-PL)
- angularly and spectrally resolved measurements of polarization characteristics (Stokes-Parameters) of ZnO-Nanowire laser emission

10/2012 - 03/2016: Bachelor of Science in Physics at University of Rostock

Bachelors thesis: Perylene-nanocrystals for energy transfer studies, Institute of Physics, Group "Physics of Surfaces and Interfaces"

- Correlation of fluorescence emission with morphology and topography of organic semiconductor crystals

Publications

Selected Publications

ADMM-TGV image restoration for scientific applications with unbiased parameter choice

C. Zietlow, J. Lindner, Numerical Algorithms 97 (2024) 1481–1512.



An applied noise model for low-loss EELS maps

C. Zietlow, J. Lindner, Ultramicroscopy 270 (2025).



A novel Lagrangian-based method for the deconvolution of electron energy-loss spectra

C. Zietlow, A Novel Lagrangian-Based Method for the Deconvolution of Electron Energy-Loss Spectra, Universitätsbibliothek Paderborn, 2025.


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