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42. Conservation of linear momentum of the atomphoton system requires that
p
recoil
=
p
photon
=
⇒
m
p
v
recoil
=
hf
c
where we use Eq. 397 for the photon and use the classical momentum formula for the atom (since we
expect its speed to be much less than
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This note was uploaded on 11/12/2011 for the course PHYS 2001 taught by Professor Sprunger during the Fall '08 term at LSU.
 Fall '08
 SPRUNGER
 Physics, Momentum, Photon

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