Zobrazeno 1 - 10
of 12
pro vyhledávání: '"Ruman, Qiu"'
Publikováno v:
International Journal of Infrared and Millimeter Waves. 21:771-780
By solving the semi-classical density matrix equations and developing a buffer gas mechanism model, the effects of buffer gas on the output power of optically pumped NH3 far-infrared cavity laser were calculated and verified by experiment. Our result
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8391a79c1139a42f237ce7466f2b633a
https://doi.org/10.1023/a:1026468828179
https://doi.org/10.1023/a:1026468828179
Publikováno v:
International Journal of Infrared and Millimeter Waves. 20:783-789
In this paper, the density matrix equation of three-level system for far-infrared (FIR) Raman transition in vibrational ground state was solved. By means of iteration method and numerical calculation, the spectral characteristics of NH3 molecules FIR
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::75666cfe022dc89e335674060f0904c8
https://doi.org/10.1023/a:1021709931142
https://doi.org/10.1023/a:1021709931142
Publikováno v:
International Journal of Infrared and Millimeter Waves. 20:791-799
Based on the semiclassical density matrix theory, the optimum output power reflection coefficient (coupling coefficient) of output coupler for optically pumped NH3 far-infrared (FIR) cavity laser was calculated by means of iteration method. Experimen
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::21c93a1fb975f3edd9ae8aff4d4968bc
https://doi.org/10.1023/a:1021761915212
https://doi.org/10.1023/a:1021761915212
Autor:
Ruman Qiu, Bingsheng Qiu
Publikováno v:
International Journal of Infrared and Millimeter Waves. 17:1859-1865
Based upon the quasi-optical technique consideration, the dependence of polarizing interferometer properties on Gaussion beam parameters were analyzed. The formulas for PI construction design and the errors of mechanical alignment of polarizing inter
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c16003b5df2b70c3a335d3ed92e1458b
https://doi.org/10.1007/bf02069460
https://doi.org/10.1007/bf02069460
Publikováno v:
ICMMT'98. 1998 International Conference on Microwave and Millimeter Wave Technology. Proceedings (Cat. No.98EX106).
A miniature optically pumped CH/sub 3/OH FIR laser (CH/sub 3/OH-OH-OPFIRL), which used a pair of metallic meshes as "mirrors" for Fabry-Perot cavity, with variable sample tubes in lengths from 1.0 m to 0.2 m or 0.1 m was constructed. When pumped by a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c9cb99b0e5b629eed355f1844f44ded8
https://doi.org/10.1109/icmmt.1998.768275
https://doi.org/10.1109/icmmt.1998.768275
Autor:
Ruman Qiu, Xizhang Luo
Publikováno v:
SPIE Proceedings.
University, Guangzhou 510275, P.R.ChinaABSTRACTBased on the semi-thssical density matrix equations, optimized operation of optically pumped NH3 MIR laseremission at 12.O8pm and 12.81ixn was studied theoretically and experimentally. The effect ofpump
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5f681119e724540db3c064d10d8c7519
https://doi.org/10.1117/12.262778
https://doi.org/10.1117/12.262778
Publikováno v:
ICMMT'98 1998 International Conference on Microwave & Millimeter Wave Technology Proceedings (Cat No98EX106); 1998, p261-264, 4p
Autor:
Xizhang, Luo, Ruman, Qiu
Publikováno v:
International Journal of Infrared & Millimeter Waves; Mar1997, Vol. 18 Issue 3, p641-652, 12p
Autor:
Bingsheng, Qiu, Ruman, Qiu
Publikováno v:
International Journal of Infrared and Millimeter Waves; December 1994, Vol. 15 Issue: 12 p2069-2075, 7p
Publikováno v:
International Journal of Infrared and Millimeter Waves; June 1992, Vol. 13 Issue: 6 p923-931, 9p