View Single Post
nicksauce
nicksauce is offline
#1
Jul5-08, 01:24 PM
Sci Advisor
HW Helper
nicksauce's Avatar
P: 1,276
To find the expected value of Q(x,p) we evaluate [itex]<\psi|Q(x,-i\hbar \frac{\partial }{\partial x})|\psi>[/itex]. But what do you do if you want to find, say, <p^(3/2)>. How do you raise the derivative operator to the three-halves?
Phys.Org News Partner Physics news on Phys.org
Physicists design quantum switches which can be activated by single photons
'Dressed' laser aimed at clouds may be key to inducing rain, lightning
Higher-order nonlinear optical processes observed using the SACLA X-ray free-electron laser