Wallpapers
Each month, we release a new wallpaper for desktop and mobile devices, inspired by themes and pictures from our research in Astro, Particle and Plasma Physics. All files can be downloaded free. This ongoing series is part our of public outreach activities and offers a visual perspective on our research beyond academic formats.
April
- Desktop 16:9 (English) JPG (33 MB)
- Desktop 16:9 (Deutsch) JPG (33 MB)
- Desktop 16:10 (English) JPG (38 MB)
- Desktop 16:10 (Deutsch) JPG (38 MB)
- Mobile (English) JPG (15 MB)
- Mobile (Deutsch) JPG (15 MB)
- Mobile 2 (English) JPG (15 MB)
- Mobile 2 (Deutsch) JPG (15 MB)

Inspired by the WDR Lokalzeit TV segment about the IceCube Upgrade and the involvement of RAPP scientists from Ruhr University Bochum and TU Dortmund, our April wallpaper shows a photo from the South Pole taken by PhD student Jo Werthebach during a winterover, who is featured in the TV report.
You can find the segment here (in German, starting at minute 17).
Photo: Jo Werthebach
March
- Desktop 16:9 (English) JPG (12 MB)
- Desktop 16:9 (Deutsch) JPG (12 MB)
- Desktop 16:10 (English) JPG (13 MB)
- Desktop 16:10 (Deutsch) JPG (13 MB)
- Mobile (English) JPG (6 MB)
- Mobile (Deutsch) JPG (6 MB)

Our March wallpaper is a photograph taken by RAPP PhD student Tristan Gradetzke just outside the Residencia at the Roque de los Muchachos Observatory on La Palma.
Photo: Tristan Gradetzke
February
- Desktop 16:9 (English) JPG (12 MB)
- Desktop 16:9 (Deutsch) JPG (12 MB)
- Desktop 16:10 (English) JPG (13 MB)
- Desktop 16:10 (Deutsch) JPG (13 MB)
- Mobile (English) JPG (5 MB)
- Mobile (Deutsch) JPG (5 MB)

In February, our wallpaper showcases the MAGIC telescope, a system of imaging atmospheric Cherenkov telescopes located on La Palma, used to detect very-high-energy gamma rays.
Photo: Urs Leutenegger
January
- Desktop 16:9 (English) JPG (9 MB)
- Desktop 16:9 (Deutsch) JPG (9 MB)
- Desktop 16:10 (English) JPG (9 MB)
- Desktop 16:10 (Deutsch) JPG (9 MB)
- Mobile (English) JPG (3 MB)
- Mobile (Deutsch) JPG (3 MB)

January's wallpaper features a photo taken at the South Pole during a winterover at the IceCube Neutrino Observatory by a RAPP scientist.
Photo: Jo Werthebach
