h、,10 (sn6)+ 2T Sin 608 00 Sin 8 do M2=0|M|=0 V∝rn,n=-1,∴T E,=7+=-1+p=1 =2E1=2×(-13.6e)=-27.2eV =13.6e 即为体系的零点能0 ] sin 1 (sin ) sin 1 ) [ 2 ( ˆ 2 1 2 2 2 1 2 =   +     s = − s h M          M2=0 | M| =0 T V eV V E eV eV E T V V V V T V s s 13.6 2 1 2 2 ( 13.6 ) 27.2 2 1 2 1 2 1 V r n 1 1 1 n = − =  = =  − = − = + = − + =  = −  = −   ， ， 即为体系的零点能