Constraint logic programming - Revision history

en>thing goes: / Tree terms */

2014-05-26T16:16:57Z

Tree terms

← Older revision		Revision as of 18:16, 26 May 2014
Line 1:		Line 1:
			The author is recognized by the name of Figures Wunder. One of the extremely best issues in the world for him is to collect badges but he is struggling to find time for it. Puerto Rico is where he's usually been living but she requirements to transfer because of her family members. My working day occupation is a meter reader.<br><br>Here is my webpage :: std home test ([http://www.siccus.net/blog/15356 our homepage])
	The ~~'''characteristic rotational temperature''' (θ<sub>R</sub> or θ<sub>rot</sub>)~~ is ~~commonly used in [[statistical thermodynamics]], to simplify~~ the ~~expression~~ of the ~~[[rotational partition function]] and~~ the ~~rotational contribution~~ to ~~molecular thermodynamic properties~~. ~~It has units of [[temperature]] and~~ is ~~defined as<ref name=Atkins>P. Atkins and J. de Paula "Physical Chemistry", 9th edition (W.H. Freeman 2010), p.597</ref>~~

	~~<math>\theta _R=\frac{hc \bar B}{k_{B}}=\frac{\hbar ^{2}}{2k_{B}I}</math>,~~

	where ~~B is the [[Rigid rotor#Quantum mechanical linear rigid rotor\|rotational constant]], and <math>I</math> is a molecular [[moment~~ of ~~inertia]]~~. ~~Also h~~ is ~~the [[Planck constant]], c is the [[speed of light]], ħ = h/2π is the [[reduced Planck constant]] and ''k<sub>B</sub>'' is the [[Boltzmann constant]]~~.

	~~The physical meaning of θ~~<~~sub~~>R<~~/sub~~> is ~~as an estimate of the temperature at which~~ [~~[thermal energy]] (of the order of k<sub>B<~~/sub>T) is comparable to the spacing between rotational energy levels (of the order of hcB). At about this temperature the population of excited rotational levels becomes important. Some typical values are 88 K for H<sub>2</~~sub>, 15~~.~~2 K for HCl and 0~~.~~561 K for CO<sub>2<~~/~~sub>.<ref name=Atkins~~/>

	~~==References==~~
	~~{{reflist}}~~

	~~==See also==~~
	*[[Rotational spectroscopy]]
	*[[Vibrational temperature]]
	*[[Vibrational spectroscopy]]
	*[[Infrared spectroscopy]]
	*[[Spectroscopy]]

	~~{{DEFAULTSORT:Rotational Temperature}}~~
	~~[[Category:Atomic physics]]~~
	~~[[Category:Molecular physics]~~]

en>Ruud Koot: Reverted edits by Dkwebsub (talk) to last version by Addbot

2013-08-07T20:03:15Z

Reverted edits by Dkwebsub (talk) to last version by Addbot

← Older revision		Revision as of 22:03, 7 August 2013
Line 1:		Line 1:
	The ~~writer~~ is ~~recognized by~~ the name ~~of Figures Wunder~~. ~~What~~ I ~~love performing~~ is ~~to collect badges but~~ I~~'ve been taking on new things recently~~. ~~Years ago we moved to Puerto Rico~~ and ~~my family members enjoys it. Bookkeeping~~ is ~~what I do~~.<br><br>~~my site ::~~ [~~http:~~//~~premium~~.~~asslikethat~~.~~com~~/~~blog~~/~~9567 home std test kit~~]
			The '''characteristic rotational temperature''' (θ<sub>R</sub> or θ<sub>rot</sub>) is commonly used in [[statistical thermodynamics]], to simplify the expression of the [[rotational partition function]] and the rotational contribution to molecular thermodynamic properties. It has units of [[temperature]] and is defined as<ref name=Atkins>P. Atkins and J. de Paula "Physical Chemistry", 9th edition (W.H. Freeman 2010), p.597</ref>

			<math>\theta _R=\frac{hc \bar B}{k_{B}}=\frac{\hbar ^{2}}{2k_{B}I}</math>,

			where B is the [[Rigid rotor#Quantum mechanical linear rigid rotor\|rotational constant]], and <math>I</math> is a molecular [[moment of inertia]]. Also h is the [[Planck constant]], c is the [[speed of light]], ħ = h/2π is the [[reduced Planck constant]] and ''k<sub>B</sub>'' is the [[Boltzmann constant]].

			The physical meaning of θ<sub>R</sub> is as an estimate of the temperature at which [[thermal energy]] (of the order of k<sub>B</sub>T) is comparable to the spacing between rotational energy levels (of the order of hcB). At about this temperature the population of excited rotational levels becomes important. Some typical values are 88 K for H<sub>2</sub>, 15.2 K for HCl and 0.561 K for CO<sub>2</sub>.<ref name=Atkins/>

			==References==
			{{reflist}}

			==See also==
			*[[Rotational spectroscopy]]
			*[[Vibrational temperature]]
			*[[Vibrational spectroscopy]]
			*[[Infrared spectroscopy]]
			*[[Spectroscopy]]

			{{DEFAULTSORT:Rotational Temperature}}
			[[Category:Atomic physics]]
			[[Category:Molecular physics]]

195.55.230.130: probability instead of provabiilty

2012-07-31T12:00:48Z

probability instead of provabiilty

New page

The writer is recognized by the name of Figures Wunder. What I love performing is to collect badges but I've been taking on new things recently. Years ago we moved to Puerto Rico and my family members enjoys it. Bookkeeping is what I do.<br><br>my site :: [http://premium.asslikethat.com/blog/9567 home std test kit]

Constraint logic programming - Revision history

en>*thing goes: /* Tree terms */

en>Ruud Koot: Reverted edits by Dkwebsub (talk) to last version by Addbot

195.55.230.130: probability instead of provabiilty

en>thing goes: / Tree terms */