83.1.表示力学量的算符 7/99圆6 2.逆算符 逆算符:设Au=p,存在算符B使B=u,则称:A,B互为逆算 符:B=A-1,A=B 3.13力学量用算符表示 在坐标表象下,前面我门已经引入如下算符: B=-inv, (3.1-3) (3.1-4) U(内=U(, V2+U(力 (3.1-5) E=ii at ●Fist●Prev·Next●Last● Go Back● Full Screen●cose●Quit• First • Prev • Next • Last • Go Back • Full Screen • Close • Quit §3.1. L«åÆþŽÎ 7/99 2. _ŽÎ _ŽÎµAuˆ = v§3ŽÎBˆ¦Bvˆ = u§K¡µAˆ§Bˆp_Ž εBˆ = Aˆ−1 , Aˆ = Bˆ −1 ¶ 3.1.3 åÆþ^ŽÎL« 3‹ILe§c¡·€®²Ú\XeŽÎµ ˆ~p = −i~∇, (3.1-3) ˆ~r = ~r, (3.1-4) Uˆ (~r) = U(~r), cP2 = −~ 2∇ 2 , Hˆ = − ~ 2 2µ ∇ 2 + U(~r), (3.1-5) Eˆ = i~ ∂ ∂t .