Low threshold of distributed feedback lasers based on scaffolding morphologic holographic polymer dispersed liquid crystal gratings: reduced losses through Forster transfer
文献类型:期刊论文
作者 | Xuan L.![]() |
刊名 | Liquid Crystals
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出版日期 | 2014 |
卷号 | 41期号:2页码:145-152 |
ISSN号 | ISBN/0267-8292 |
英文摘要 | The threshold of distributed feedback (DFB) lasing from dye-doped holographic polymer dispersed liquid crystal (HPDLC) gratings was reduced using a guest-host (G-H) system. Different doping concentrations of the guest emitter 4-(dicyanomethylene)-2-methyl-6-(4-dimethylaminostyryl)-4H-pyran (DCM) in the host dye 1,3,5,7,8-pentamethyl-2,6-diethylpyrromethene-difluoroborate (PM567) were dispersed in the HPDLC transmission gratings. DFB lasing was observed in the pure host, the pure guest and in the G-H system. With the increase in doping concentration of the guest, the gain spectrum was redshifted. Through effective Forster energy transfer, we found that the lasing threshold was lowered to 1.35 J/pulse, which reduced by factor 2 compared to that without energy transfer process. This effect is attributed to the suppression of self-absorption at the lasing wavelength. |
收录类别 | SCI |
语种 | 英语 |
源URL | [http://ir.ciomp.ac.cn/handle/181722/44135] ![]() |
专题 | 长春光学精密机械与物理研究所_中科院长春光机所知识产出 |
推荐引用方式 GB/T 7714 | Xuan L.. Low threshold of distributed feedback lasers based on scaffolding morphologic holographic polymer dispersed liquid crystal gratings: reduced losses through Forster transfer[J]. Liquid Crystals,2014,41(2):145-152. |
APA | Xuan L..(2014).Low threshold of distributed feedback lasers based on scaffolding morphologic holographic polymer dispersed liquid crystal gratings: reduced losses through Forster transfer.Liquid Crystals,41(2),145-152. |
MLA | Xuan L.."Low threshold of distributed feedback lasers based on scaffolding morphologic holographic polymer dispersed liquid crystal gratings: reduced losses through Forster transfer".Liquid Crystals 41.2(2014):145-152. |
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