Presentation
4 October 2024 Time-resolved X-ray spectromicroscopy: an element-specific gateway to magnetization and its dynamics
Author Affiliations +
Proceedings Volume PC13119, Spintronics XVII; PC1311926 (2024) https://doi.org/10.1117/12.3028170
Event: Nanoscience + Engineering, 2024, San Diego, California, United States
Abstract
Time-Resolved Scanning Transmission X-ray Microscopy (TR-STXM) is a powerful element-specific spectromicroscopy tool to study dynamic magnetic processes for such as spintronics and magnonics applications. It provides sub-50 nm spatial resolution and picosecond, phase-resolved time sampling. In this presentation, I will introduce the TR-STXM technique, and describe the setup developed at the Advanced Light Source at Berkeley Lab [1]. TR-STXM on samples ranging from Py/Co microstructures [2], to magnetosomes [3,4] will be shown together with supplementing ferromagnetic resonance spectroscopy and micromagnetic simulations. The talk will be concluded with an outlook on Time-Resolved X-ray ptychography. Research performed in collaboration with Helmholtz Center Berlin, Johannes Kepler University Linz, Research Center Jülich, SLAC National Accel. Laboratory, University of Duisburg-Essen, Université Grenoble Alpes - Institut Néel CNRS. [1] T. Feggeler, et al. J. Electron Spectrosc. Relat. Phenom. 2023. 267: 147381. [2] T. Feggeler, et al. Sci. Rep. 2022, 12: 18724. [3] T. Feggeler, et al. Phys. Rev. Res. 2021, 3(3): 033036. [4] T. Feggeler, et al. New J. Phys. 2023, 25(4): 043010.
Conference Presentation
© (2024) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Thomas Feggeler and Hendrik Ohldag "Time-resolved X-ray spectromicroscopy: an element-specific gateway to magnetization and its dynamics", Proc. SPIE PC13119, Spintronics XVII, PC1311926 (4 October 2024); https://doi.org/10.1117/12.3028170
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KEYWORDS
X-rays

Magnetism

Picosecond phenomena

Quantum processes

Quantum sampling

Simulations

Spatial resolution

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