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Автор R A Zhitnikov
Автор Yu A Dmitriev
Дата выпуска 1994-04-04
dc.description The effect of formation in a neon cryocrystal of atomic-type 2p<sup>5</sup>3s <sup>3</sup>P<sub>2</sub> centres obtained as a result of He gas discharge products being trapped in a growing neon cryocrystal is discovered. The unstable excited 2p<sup>5</sup>3s<sup>3</sup>P<sub>2</sub> states in the neon cryocrystal were detected by ESR. This effect is interpreted as a new phenomenon: quasi-resonance transfer of excitation energy from the metastable He 2<sup>3</sup>S<sub>1</sub> atom trapped in a growing neon cryocrystal to the exciton energy band of the neon crystal followed by the exciton self-trapping into the 2p<sup>5</sup>3p state and subsequent decay, ending in the 2p<sup>5</sup>3s <sup>3</sup>P<sub>2</sub> state recorded by ESR in our experiment. A temperature study showed that the rate constant lambda of the process of excitation energy transfer from the He 2<sup>3</sup>S<sub>1</sub> atom to the neon cryocrystal exciton band follows the Arrhenius-like law lambda - lambda <sub>0</sub> exp(-E/kT); the 'activation energy' E of the process turns out to be 0.0010(5) eV.
Формат application.pdf
Издатель Institute of Physics Publishing
Название Excitation energy transfer from the metastable excited He 2<sup>3</sup>S<sub>1</sub> atom to the neon cryocrystal
Тип paper
DOI 10.1088/0953-8984/6/14/010
Electronic ISSN 1361-648X
Print ISSN 0953-8984
Журнал Journal of Physics: Condensed Matter
Том 6
Первая страница 2727
Последняя страница 2738
Аффилиация R A Zhitnikov; A.F. Ioffe Phys.-Tech. Inst., St. Petersburg, Russia
Аффилиация Yu A Dmitriev; A.F. Ioffe Phys.-Tech. Inst., St. Petersburg, Russia
Выпуск 14

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