Preparation of Long-Lived Nuclear Singlet States in Three-Spin Systems
GUO Hai-qing, XIN Jia-xiang, LIU Hui-xia, WEI Da-xiu, YAO Ye-feng
Chinese Journal of Magnetic Resonance . 2018, (3): 345 -352 .  DOI: 10.11938/cjmr20182619