1) Nonspin polarized density functional theory
自旋极化密度函数理论
2) Polarized density functional theory
非自旋极化密度函数理论
3) spinpolarized density functional theory
自旋极化密度泛函
4) spin-density-functional theory
挠率-自旋-密度泛函理论
1.
The torsion and spin-density-functional theory (SDFT) was given by adding torsion fields to the non-collinear magnetic system.
将挠率场应用于非共线系统得到了适用于非共线磁系统的挠率-自旋-密度泛函理论(TSDFT)。
5) density functional theory (DFT)
密度函数理论
6) DFT
密度函数理论
1.
An DFT study of HX_2~+(X=Cl,Br) ions;
HX_2~+(X=Cl,Br)离子的密度函数理论(DFT)研究
2.
By means of the density function theory(DFT),the electronic structures of deltamethrin, cypermethrin and permethrin were studied,and the difference in insecticidal activities among deltamethrin, cypermethrin and permethrin by atomic net charge and energy were discussed.
采用密度函数理论(DFT)在#P B3LYP/6 31G*计算水平上计算了氯菊酯、氯氰菊酯和溴氰菊酯的电子结构,用分子中原子的净电荷、能量讨论了杀虫剂杀虫活性的差异。
3.
By means of the density function theory(DFT), the electronic structures of decsmerthrin, cypermethrin and permethrin, and to study the difference in insecticidal activities between decsmerthrin, cypermethrin and permethrin by atomic net charge and energy.
采用密度函数理论(DFT)在#P B3LYP/6-31G*计算水平上计算了氯菊酯、氯氰菊酯和溴氰菊酯的电子结构,用分子中原子的净电荷、能量讨论了两种杀虫剂杀虫活性的差异。
补充资料:自旋-自旋弛豫
自旋-自旋弛豫
磁共振成像术语。又称T2弛豫或横向弛豫(transverse relaxation),指垂直于外磁场B0方向的磁化矢量的指数性衰减过程。磁共振成像时,对置于外磁场B0中的自旋系统施加90°射频脉冲,则自旋系统被激励,其净磁化矢量指向与外磁场B0垂直;射频脉冲终止后,被激励的质子与邻近的原子核之间发生相互作用,逐渐失去相位,净磁化矢量指向恢复与外磁场平行,该过程称自旋-自旋弛豫。自旋-自旋弛豫过程无能量交换。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条