Dielectric heating: Difference between revisions

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{{Refimprove|date=February 2013}}


In [[laser cooling]], the [[Boltzmann constant]] times the '''recoil temperature''' is equal to the recoil energy deposited in a single atom initially at rest by the [[spontaneous emission]] of a single [[photon]].<ref name=Metcalf>{{cite book|last=Metcalf and van der Straten|title=Laser Cooling and Trapping|year=1999|publisher=Spinger-Verlag|location=New York|isbn=0-387-98728-2}}</ref>  It is defined as


<math>T_{recoil}=\frac{\hbar^2k^2}{2mk_b}</math>
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where <math>k</math> is the [[wavevector]] of the light, <math>m</math> is the mass of an atom, <math>k_b</math> is [[Boltzmann's Constant]] and <math>\hbar</math> is [[Planck's Constant]]. It is typically on the order of 1 μK, and thus lower than the [[Doppler temperature]]. An example of a process where the recoil temperature can be reached is [[Sisyphus cooling]].
 
== References ==
{{Reflist}}
 
{{DEFAULTSORT:Recoil Temperature}}
[[Category:Atomic physics]]
 
 
{{Atomic-physics-stub}}

Latest revision as of 01:15, 18 November 2014


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