用于指导仲氢诱导核极化状态保存的己烯分子中五自旋的单重态制备和寿命研究

慈杰,杨雪,辛家祥,魏达秀,姚叶锋

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

表2 单重态寿命和自旋纵向弛豫时间

Table 2 The lifetime values of singlet states and the longitudinal relaxation time values

$T{{{\rho }'}_{\text{p}}}$ $T_{1\text{S}}^{ab}$ $T_{1\text{S}}^{ac}$ $T_{1\text{S}}^{bc}$ $T_{1}^{{{H}^{a}}}$ $T_{1}^{{{H}^{b}}}$ $T_{1}^{{{H}^{c}}}$ 时间/s 2.52±0.03 5.93±0.08 11.02±0.18 8.61±0.07 11.54±0.42 11.52±0.31 14.22±0.41