Direct observation of photoinduced sequential spin transition in a halogen-bonded hybrid system by complementary ultrafast optical and electron probes oleh Yifeng Jiang, Stuart Hayes, Simon Bittmann, Antoine Sarracini, Lai Chung Liu, Henrike M. Müller-Werkmeister, Atsuhiro Miyawaki, Masaki Hada, Shinnosuke Nakano, Ryoya Takahashi, Samiran Banu, Shin-ya Koshihara, Kazuyuki Takahashi, Tadahiko Ishikawa, R. J. Dwayne Miller