Alexandra Wald, doctoral student at the FTD, using a testing device for detector components.

Links
- https://www.physik-astro.uni-bonn.de/en/news/high-tech-equipment-to-detect-the-tiniest-existing-particles/uni-vl-ftd-180823-080.jpg/image_view_fullscreen
- https://www.physik-astro.uni-bonn.de/en/news/high-tech-equipment-to-detect-the-tiniest-existing-particles/uni-vl-ftd-180823-080.jpg/@@download/image/uni-vl-FTD-180823-080.jpg