Intertwisted fibrillar diamond-like carbon films prepared by electron cyclotron resonance microwave plasma enhanced chemical vapour deposition
文献类型:期刊论文
作者 | Yang, WB ; Wang, JL ; Zhang, GL ; Fan, SH ; Liu, CZ ; Yang, SZ |
刊名 | CHINESE PHYSICS
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出版日期 | 2003 |
卷号 | 12期号:11页码:1257 |
关键词 | TRIBOLOGICAL PROPERTIES RESIDUAL-STRESS LOW-TEMPERATURE DLC FILMS NANOTUBES CVD COATINGS GLASS PARAMETERS ADHESION |
ISSN号 | 1009-1963 |
通讯作者 | Yang, WB: Chinese Acad Sci, Inst Phys, POB 603, Beijing 100080, Peoples R China. |
中文摘要 | The 946nm diode-pump microchip self-Q-switched laser of a chromium and neodymium codoped yttrium aluminum garnet crystal material (Cr4+Nd3+:YAG) is studied, especially about its physical mechanism of operation. The F-4(3/2) --> I-4(9/2) transition of Nd3+ ion is beneficial to achieving laser oscillation in a quasi-three-level system based on coating the cavity mirrors of the microchip with films that suppress the 1064mn operation and enhance the 946mn laser. The Cr4+ ion is a saturable absorber. The initial loss N-t1 is high, which acts as the threshold for laser oscillation. The stable loss N-t2 is low because the Cr4+ ion is acceleratively bleached by the fast enhancement of the oscillating laser. The high N-t1, small N-t2 and fast progresses permit the oscillating laser of the Cr4+Nd3+:YAG to have a good self-Q-switched property whose full width at half maximum is about 4.2ns. Its highest laser power is about 5.7mW. Its peak power is about 150W. Its good fundamental transverse TEM00 mode results from the absorption bleaching established by both the pump and oscillating lasers, which suppress other transverse mode and allow the oscillation only in the fundamental transverse TEM00 mode. |
收录类别 | SCI |
语种 | 英语 |
公开日期 | 2013-09-18 |
源URL | [http://ir.iphy.ac.cn/handle/311004/40195] ![]() |
专题 | 物理研究所_物理所公开发表论文_物理所公开发表论文_期刊论文 |
推荐引用方式 GB/T 7714 | Yang, WB,Wang, JL,Zhang, GL,et al. Intertwisted fibrillar diamond-like carbon films prepared by electron cyclotron resonance microwave plasma enhanced chemical vapour deposition[J]. CHINESE PHYSICS,2003,12(11):1257. |
APA | Yang, WB,Wang, JL,Zhang, GL,Fan, SH,Liu, CZ,&Yang, SZ.(2003).Intertwisted fibrillar diamond-like carbon films prepared by electron cyclotron resonance microwave plasma enhanced chemical vapour deposition.CHINESE PHYSICS,12(11),1257. |
MLA | Yang, WB,et al."Intertwisted fibrillar diamond-like carbon films prepared by electron cyclotron resonance microwave plasma enhanced chemical vapour deposition".CHINESE PHYSICS 12.11(2003):1257. |
入库方式: OAI收割
来源:物理研究所
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