HZDR

"An international team of researchers, including scientists from the Helmholtz-Zentrum Dresden-Rossendorf (HZDR) and the Fritz Haber Institute of the Max Planck Society, has directly observed for the first time how angular momentum moves and remains conserved inside a crystal lattice."https://scitechdaily.com/physicists-observe-strange-quantum-rotation-effect-that-defies-intuition/