group velocity = phase velocity


by phyky
Tags: phase, velocity
phyky
phyky is offline
#1
Jan14-13, 04:35 AM
P: 57
in semiconductor Vg=Vp=Vcls as state in link
http://www.tf.uni-kiel.de/matwis/ama..._en/index.html
is this possible? i dont quite understand it because mostly say they are different. Or under the certain condition?
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