目录

精确考虑自旋轨道耦合

注意:

参数设置

注意:Spin Polarization值将被程序忽略。而选择了spin-orbit方法,那么计算ESR的时候,就必须选择如下选项,并也不能指定计算哪个原子,而是所有原子都要计算了:

结果查看

在SCM > Output > Other Properties > ESR g-tensor(ADF program):

 ===== principal axes g-tensor
                       11            22            33
               X     0.518419      0.577567      0.630601
               Y    -0.059482      0.760006     -0.647188
               Z    -0.853055      0.298005      0.428357
                      g11           g22           g33
 Principal g-values  2.098125      2.127836      2.130426
 g-g_e:              0.095805      0.125517      0.128107
 
 Isotropic g-value:  2.118796, isotropic g-g_e:  0.116476
 
 Effective spin S = 0.5 used (relevant for g-tensor and A-tensor)

在SCM > Output > Other Properties > ESR A-tensor:

  isotope             =  47Ti 
  nuclear spin I      =  2.5
  magnetic moment mu  = -0.7884800
          g_n = mu/I  = -0.3153920
  quadrupole moment Q =  0.30200 e 10-24 cm2
 ------------------------------------------------
 
 Atom    1        Ti Input number    1  xyznuc(Angstrom) =     3.4960   -2.2426    0.0000
 
 ==== calculated tensor (a.u.) Ti
            X             Y             Z
     X    0.143136E-07 -0.165264E-08  0.272972E-08
     Y   -0.165264E-08  0.154765E-07 -0.164140E-08
     Z    0.272972E-08 -0.164140E-08  0.122091E-07
 
 ===== principal axes A-tensor Ti
           11            22            33
     X   -0.531660      0.593016      0.604706
     Y    0.096965      0.751898     -0.652110
     Z    0.841389      0.288066      0.457255
 principal values calculated tensor Ti (not multiplied by g_n/S)
          0.102950E-07  0.135442E-07  0.181599E-07  a.u.
 principal values 47Ti  A-tensor (includes factor g_n/S)
          a11           a22           a33
         -0.427282E+02 -0.562133E+02 -0.753702E+02  MHz
         -0.142526E+02 -0.187507E+02 -0.251408E+02  10-4 cm-1
 Isotropic value  47Ti  A-tensor:      -58.1039     MHz

给出的其中Ti原子的A因子信息(含$g_n$/S):