Preparation and Lifetime Studies of the Singlet State of Five Spins in Hexene Molecules Used to Guide the Preservation of the Parahydrogen-induced Nuclear Polarization State
CI Jie,YANG Xue,XIN Jiaxiang,WEI Daxiu,YAO Yefeng
Chinese Journal of Magnetic Resonance . 2023, (1): 30 -38 .  DOI: 10.11938/cjmr20223005