磷光余輝 的英文怎麼說
中文拼音 [līnguāngyúhuī]
磷光余輝
英文
phosphorescence afterglow-
The influence rule of y2c > 2s : eu, mg, ti long - persistent phosphor fluorescent properity and luminesce intensity is studied with the changing of concentration of mg, ti
研究了不同的mg , ti摻雜量對y2o2s - eu , mg , ti磷光體發光強度和余輝特性的影響規律。The influence of y2o2s : eu phosphors fluorescent spectra, chroma and luminescing efficiency is studied with the changing of concentration of eu34 " ion, and the suited concentration of eu3 + ion is acquired, all these provided support for the research on the yzc ^ s : eu, mg, ti long - persistent phosphors structure and luminescence performance
研究了不同eu含量對y _ 2o _ 2s : eu熒光體光譜性能、發光效率和色度的影響,給出了最適宜的摻eu濃度,為進一步研究探討y2o2s : eu , mg , ti長余輝磷光體的基質組成和發光性能提供依據。Research on yttrium oxysulfide phosphor doped with eu3 + is to made to develop a new high - efficient, steady and red phosphor without radioactive substance
以期發展一類不含放射性物質的安全、高效,穩定的新型紅色長余輝磷光體。The adulteration of bi3 sm3 + can increase the fluorescent intensity, while dy3 + > gd3 la3 + reduce it ^ specially dy3 " 1 "
摻雜微量bi和sm使余輝強度的提高,但dy 、 la和gd則使磷光體余輝強度有所降低,其中dy較為明顯。It is found that with concentration of eu3 " 1 " increasing, the fluorescent intensity is firstly rising then falling. a suited concentration of eu3 + is found that the fluorescent intensity is highest but the chroma leans to orange
隨eu含量增加,磷光體余輝強度先增加后迅速降低,有一個最適宜摻雜濃度,此時余輝強度達到最高,但色度偏橙。The influence of y _ 2o _ 2s : eu phosphors fluorescent spectra, chroma and luminescence intensity is systematically studied when different concentration of europium is adulterated into different phosphors by means of xrd, fluorescent spectra analysis, time - basing spectra analysis, long - persistent fluorescent spectra analysis and so on ; the influence on y2c > 2s : eu phosphors structure, luminescence intensity and long - persistent curve is investigated when different concentration of mg24 " > ti4 " 1 " is adulterated into different phosphors, finding the most suited concentration of mg2 " * ti4 " 1 " ; base on the suited concentration of mg2 + > ti4 +, the influence rule on phosphors luminescence intensity and long - persistent curve with changing of eu + concentration is also studies. at the same time, by using rare - earths metals adulteration and theory of chroma synthesis, the possibility of sensitized buildup of phosphors and the synthesis of different color long - persistent phosphors is also researched
應用x射線粉末衍射( xrd ) 、熒光光譜、時間分辨光譜及磷光體長余輝壽命測試等綜合實驗手段,較系統地研究了摻雜eu對熒光體y2o2s : eu熒光體的發光光譜、色度和發光強度的影響;研究了不同mg , ti含量對磷光體基質結構性能、發光強度與余輝曲線的影響及其適宜的摻雜濃度;基此,研究了在給定mg , ti含量時,不同eu摻量對磷光體發光強度和余輝的影響規律;從稀土摻雜和色度合成原理分別探討了eu的發光敏化增強和制備不同光色長余輝磷光體的可能性。The influence of chroma is investigated on physical compound of long - persistent red phosphor and strontium aluminate phosphors doped with eu2 + is investigated. lt is found that the long - persistent white phosphor can be acquired when red phosphor and strontium aluminate phosphors are mixed with molar proportion of 100 : 20
研究了紅色磷光體與摻eu鋁酸鹽磷光體的物理復合及對色度的影響,實驗發現紅色磷光體與鋁酸鹽磷光體按100 : 20比例混配可獲得接近白色長余輝磷光體。分享友人