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Enhancement of secondary emission property of molybdenum cathode co-doped with La2O3 and Y2O3王金淑,刘伟,任志远,杨帆,高非,周美玲The Key Lab of Advanced Functional Materials,Ministry of Education China,School... method combined with high temperature plasma sintering.The secondary electron emission property and microstructure of the cathodes were studied.It showed that the cathode prepared by liquid-liquid doping......
Design and achieving of multicolor upconversion emission based on rare-earth doped tellurite glasses邢明铭,马运北,罗昔贤,付姚,姜涛,汪红,段小龙Physics Department,Dalian Maritime University摘 要:emission spectra under the excitation of 980 nm laser, and the emission colors were investigated according to the CIE-1931......
Design and achieving of multicolor upconversion emission based on rare-earth doped tellurite glasses邢明铭,马运北,罗昔贤,付姚,姜涛,汪红,段小龙Physics Department,Dalian Maritime University摘 要:emission spectra under the excitation of 980 nm laser, and the emission colors were investigated according to the CIE-1931......
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环境舱 中图分类号:TS67 文献标志码:A 文章编号:1672-7207(2015)02-0751-08 Formaldehyde emission..., China) Abstract: The measurements of formaldehyde emission from plywood, density board, laminate flooring and block board were obtained using the 1 m3 small chamber at different temperatures. The key......
Origin of light emission and enhanced Eu3+ photoluminescence in tin-containing glassJosé A.Jiménez1,Esteban Rosim Fachini21. Department of Chemistry, University of North Florida,Jacksonville, FL...+). Photoluminescence(PL) excitation spectra obtained by monitoring Eu3+ emission from the 5D0 state revealed a broad excitation band from about 250 to 340 nm, characteristic of donor/acceptor energy......
Origin of light emission and enhanced Eu3+ photoluminescence in tin-containing glassJosé A.Jiménez1,Esteban Rosim Fachini21. Department of Chemistry, University of North Florida,Jacksonville, FL...+). Photoluminescence(PL) excitation spectra obtained by monitoring Eu3+ emission from the 5D0 state revealed a broad excitation band from about 250 to 340 nm, characteristic of donor/acceptor energy......
Emission Spectra and Crystallographic Sites of Eu2+ in Ca8Zn(SiO4)4Cl2刘行仁,许武亮摘 要:<正> The fluorescent characteristic and emission spectra of Eu2... at 77 and 298 K.Thecoordination number of Eu2+ at different sites is obtained.The green and red emission bands arise fromEu2+ ions locating on eight- and six- coordinated inequivalent sites......
Enhancement of 1.54 μm emission in Er:LiNbO3 crystal by codoping with Zn2+ ions钱艳楠,王锐,徐超,邢丽丽,徐衍岭,杨春辉Department of Chemistry,Harbin Institute of Technology摘 要:The enhanced intensity and lengthened lifetime of 1.54 μm emission were observed for Er:LiNbO3 crystal codoped with Zn2+ ions.The ZnO codoping led to the reduction of the green upconversion......