余輝測量 的英文怎麼說

中文拼音 [yúhuīcèliáng]
余輝測量 英文
afterglow measurement
  • 余 : Ⅰ動詞（剩下） remain; leave: 9減4 余 5。 nine minus four is five ; four from nine leaves five ; i...
  • 輝 : Ⅰ名詞（閃耀的光彩） brightness; splendour; brilliance Ⅱ動詞（照耀） shine
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 余輝 : afterglow; persistence
  • 測量 : measure; survey; gauge; meter; measurement; measuring; surveying; mensuration; metering; gauging;...
  1. The luminous intensity of phosphor - powder synthesized by this method is 32mcd / m2 after the sample was excitated 300s, and the decay time of the sample is 350min

    該法制備出的發光粉激發后300s時的余輝強度32mcd m ~ 2 ，測量余輝時間為350min 。
  2. 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。
  3. So sral2o4 eu, dy can be regarded as high efficiency solid display material. in this dissertation, sral2o4 : eu, dy is prepared by high temperature solid - state reaction, which contained the steps of stoichiometry, grind and high temperature agglomeration

    並通過對10小時余輝衰減曲線的準確測量詳細研究了各步驟對材料發光性能的影響，總結出制備此類長余輝材料的最佳配方和制備工藝。
  4. By the study of the whole decay curves of 10 hours, the influence of each step is summarized, and the best stoichiometry and preparation techniques are acquired. the crystal structure of sral2o4 eu2 +, dy3 + is monoclinic system, which is a high efficiency luminescence crystal structure. the emission spectrum and the excitation spectrum of sral2o4 eu2 +, dy3 + powder are measured

    此外，通過x射線衍射譜確定了所制備的sral _ 2o _ 4 ： eu ， dy長余輝材料晶體為單斜晶系結構，並測量其發射光譜，激發光譜，初步討論了sral _ 2o _ 4 ： eu ， dy長余輝蓄能材料可能的發光機理。
  5. The testing result of luminescent properties shows that the luminescent performance of the sample synthesized with sol - gel methods was better than the one synthesized with solid state reaction. the luminous intensity of phosphor - powder synthesized by sol - gel method is 65mcd / m2 after the sample was excitated 300s. and the decay time of the sample is 380min

    對樣品余輝性能的測試結果表明，溶膠-凝膠法樣品較高溫固相法樣品余輝性能有很大提高，樣品在激發后300s時的余輝強度65mcd m ~ 2 ，測量余輝時間為380min 。
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