news-collection https://www.pi.uni-bonn.de/kroha/en/news-collection https://www.pi.uni-bonn.de/kroha/++resource++plone-logo.svg news-collection When electrons slowly vanish during cooling Non-Hermitian phase transition at an exceptional point in a Bose-Einstein condensate of light Fast, yet quantized Echoes from the quantum world Thermalization of Isolated Quantum Systems: If and How? Time-Resolved Collapse and Revival of the Kondo State near a Quantum Phase Transition Kondo destruction in RKKY-coupled Kondo lattice and multi-impurity systems OSCAR taking off! Inflationary quasiparticle creation and thermalization dynamics in coupled Bose-Einstein condensates