国家自然科学基金(61205173)

作品数:6被引量:4H指数:1
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相关作者:彭方窦仁勤吴先友王礼更多>>
相关机构:中国科学院中国科学院大学中国科学技术大学安徽火天晶体科技有限公司更多>>
相关期刊:《Chinese Physics B》《物理学报》《人工晶体学报》《Frontiers of Optoelectronics》更多>>
相关主题:NDX射线粉末衍射SRY粉体性能研究更多>>
相关领域:理学电子电信一般工业技术机械工程更多>>
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Profile function properties & optical transition formulae
《Chinese Physics B》2017年第7期403-407,共5页张庆礼 孙贵花 高进云 孙敦陆 罗建乔 刘文鹏 张德明 施朝淑 殷绍唐 
Project supported by the National Natural Science Foundation of China(Grant Nos.51172236,51272254,51102239,61205173,and 61405206)
Profile function properties with different variables are discussed, the formulae of stimulated absorption, spontaneous and stimulated emission, absorption and emission coefficients, and cross sections are deduced, and...
关键词:optical transition profile function 
Basic properties of a new Nd-doped laser crystal: Nd:GdNbO4
《Frontiers of Optoelectronics》2017年第2期111-116,共6页Shoujun DING Qingli ZHANG Wenpeng LIU Jianqiao LUO Dunlu SUN 
This work was supported by the National Natural Science Foundation of China (Grant Nos. 61205173, 51272254, 51502292, and 61405206) and the Knowledge Innovation Program of the Chinese Academy of Sciences (No. CXJJ- 15M055).
A Nd-doped GdNbO4 single crystals have been grown successfully using the Czochralski technique. The chemical etching method was employed to study the defects in the structural morphology of Nd:GdNbO4 crystal with pho...
关键词:Nd:GdNbO4 laser crystal mechanical proper-ties chemical etching 
Full-profile fitting of emission spectrum to determine transition intensity parameters of Yb3+ :GdTaO4被引量:1
《Chinese Physics B》2016年第11期541-550,共10页张庆礼 孙贵花 宁凯杰 施朝淑 刘文鹏 孙敦陆 殷绍唐 
Project supported by the National Natural Science Foundation of China(Grant Nos.51172236,51502292,51272254,51102239,61205173,and 61405206)
The Judd-Ofelt theoretic transition intensity parameters A(tp)k of luminescence of rare-earth ions in solids are important for the quantitative analysis of luminescence.It is very difficult to determine them with em...
关键词:fitting absolute remove luminescence viable relaxation hundreds incorporated instrument iteration 
2.1μm激光晶体Cr,Tm,Ho∶YAG的生长、光谱和激光性能被引量:1
《人工晶体学报》2016年第6期1435-1439,共5页窦仁勤 李秀丽 张琦 张庆礼 罗建乔 刘文鹏 王礼 吴先友 
国家自然科学基金(51172236,51272254,61405206,61205173,51502292);中国科学院创新基金(CXJJ-15M055);中国科学院功能晶体与激光技术重点实验室开放课题资助项目(FCLT201405)
采用提拉法成功生长出了优质的Cr,Tm,Ho∶YAG晶体,并对其光谱及激光性能进行了研究。测量了晶体在350~2700 nm波段内的吸收光谱。用450 nm激光激发,测量了晶体的稳态和瞬态荧光光谱,拟合得到2.1μm激光上能级的寿命为10.65 ms。用F-L公...
关键词:Cr Tm Ho∶YAG晶体 提拉法 氙灯泵浦 光谱 
Nd(3+):SrY_2O_4粉体的制备、结构与光谱性能研究被引量:2
《物理学报》2016年第1期167-172,共6页彭方 张庆礼 王小飞 张会丽 丁守军 刘文鹏 罗建乔 孙敦陆 孙贵花 
国家自然科学基金(批准号:51172236,51272254,51102239,61205173,61405206)资助的课题~~
为探索新型激光晶体,采用固相法合成了(3 at.%)Nd^(3+):SrY_2O_4多晶,对其结构和发光性质进行了研究.对样品的X射线衍射谱进行Rietveld精修得到了样品的晶胞参数、原子位置等.在353 nm激发下,Nd^(3+):SrY_2O_4在可见波段的最强荧光峰位...
关键词:Nd(3+):SrY_2O_4 X射线粉末衍射 光致发光 
Raman scattering study of phase transition in Lu_2O_3–Ta_2O_5
《Chinese Physics B》2015年第9期553-556,共4页王小飞 邢雪 张庆礼 尤静林 伍俊 张德明 孙彧 孙敦陆 殷绍唐 
Project supported by the National Natural Science Foundation of China(Grant Nos.51172236,51272254,51102239,and 61205173);the National Science Fund for Distinguished Young Scholars,China(Grant No.61405206)
The lutetium tantalate compounds obtained from Lu2O3–Ta2O5 with a molar ratio of 0.515 : 0.485 were studied by Raman scattering and x-ray diffraction. The results of the room temperature Raman scattering indicate th...
关键词:LuTaO4 phase transition Raman scattering x-ray diffraction 
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