Source:http://linkedlifedata.com/resource/pubmed/id/17112032
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
9
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pubmed:dateCreated |
2006-11-20
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pubmed:abstractText |
The fluorescence spectrum of cesium vapor was studied in a cell irradiated with the light of 852.3 nm resonance line from a single mode laser diode. From the intensities and spectra of the Cs and Cs2 fluorescence we identified several collisional and radiative processes in the excited cesium atom-dimer system. The atomic lines of the highly excited states were the result of collisional energy transfer from Cs(6P 3/2) + Cs(6P 3/2) to Cs(6D, 8S) atoms. The Cs2 (B 1 IIu) band formed in Cs (6P) + Cs2 (X1sigmag+) collisions. The fine-structure mixing in 6 2P atoms was studied through excitation transfer, energy-pooling collision, and collisional excitation transfer between Cs2 and Cs. The authors estimated the value of rate coefficient for the collisional energy transfer from 6P3/2 to 6P1/2 to be (5.2+/-2.1) x 10(-11) cm3 x s(-1). For the excitation transfer process Cs2 (B 1 IIu)+ Cs(6S)--> Cs2 (X 1sigmag+) + Cs(6P1/2 ), a rate coefficient of (1.0+/-0.4) x 10(-9) cm3 x s(-1) was yielded.
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pubmed:language |
chi
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Sep
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pubmed:issn |
1000-0593
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
26
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
1624-6
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pubmed:meshHeading |
pubmed-meshheading:17112032-Algorithms,
pubmed-meshheading:17112032-Cesium,
pubmed-meshheading:17112032-Energy Transfer,
pubmed-meshheading:17112032-Kinetics,
pubmed-meshheading:17112032-Lasers,
pubmed-meshheading:17112032-Scattering, Radiation,
pubmed-meshheading:17112032-Spectrometry, Fluorescence,
pubmed-meshheading:17112032-Volatilization
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pubmed:year |
2006
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pubmed:articleTitle |
[Fluorescence spectrum of cesium vapor resonantly excited by the 852.3 nm laser line].
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pubmed:affiliation |
Department of Physics, Xinjiang University, Urumqi 830046, China.
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pubmed:publicationType |
Journal Article,
English Abstract
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