Boltzmann constant: Difference between revisions

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(New page: The '''Boltzmann constant''' (<math>k</math> or <math>k_B</math>) is the physical constant relating temperature to energy. It is named after the Austrian physicist [[Ludwig Ed...)
 
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It is named after the Austrian physicist [[Ludwig Eduard Boltzmann]].
It is named after the Austrian physicist [[Ludwig Eduard Boltzmann]].
Its experimentally determined value (in [[SI]] units, 2002 [[CODATA]] value) is:
Its experimentally determined value (in [[SI]] units, 2002 [http://www.codata.org/ CODATA] value) is:


:<math>k_B =1.380 6505(24) \times 10^{-23} </math> [[joule]]/[[kelvin]]
:<math>k_B =1.380 6505(24) \times 10^{-23} </math> <math>\left. JK^{-1}\right.</math>


:<math> =8.617 343(15) \times 10^{-5}</math>  [[electron-volt]]/kelvin.
:<math> =8.617 343(15) \times 10^{-5}</math>  <math>\left.eV\right.</math> <math>\left.K^{-1}\right.</math>

Revision as of 19:14, 20 February 2007

The Boltzmann constant ( or ) is the physical constant relating temperature to energy.

It is named after the Austrian physicist Ludwig Eduard Boltzmann. Its experimentally determined value (in SI units, 2002 CODATA value) is: