磷光發射 的英文怎麼說
中文拼音 [līnguāngfāshè]
磷光發射
英文
phosphorescence emission-
The emission of light that does not derive energy from the temperature of the emitting body, as in phosphorescence, fluorescence, and bioluminescence
發冷光：不是由於發光體的熱量而來的光的發射，比如在磷光，熒光和生物性發光中。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。A new laser source of optical communication, erbium - ytterbium codoped phosphate glass waveguide laser that was provided with more prominent performance than semiconductor distribution feedback ( dfb ) laser, has been investigated globally from 1990s. the laser can meet many rigorous demands of wdm systems. the 1. 54 m laser emitted by the laser accords with the interrelated standard of international telecommunications union ( itu ), therefore, a splendent foreground can be predicted about this kind of laser in future optical communication
基於鉺、鐿摻雜磷酸鹽玻璃基片的光波導激光器是一種新型通信光源，具有傳統的分佈反饋半導體激光器所不能比擬的優點，能滿足波分復用/密集波分復用技術對光源提出的諸多高新要求，所發射的1 . 54 m激光符合國際電信聯盟規范，在未來光通信中有著廣闊的發展前景。The luminescence theorem of aluminates strontium is studied, too. ce transfers energy to tb in ce and tb co - activated phosphors. light emission of phosphors is led by 4f - 4f - electron leap of tb ; its long lasting persistence is related to electron traps in sraljo, host lattice
鉚對錨有能量傳遞和敏化作用，該磷光體的光發射是杴的4f 4ffh于躍遷發射的結果：其餘輝特性與鋁酸鋸晶格的電子陷階等有關。For instance, the phosphor on a crt screen needs to be constantly reactivated by an electron beam in order to remain illuminated
例如，陰極射線管熒光屏上的磷光體為了保持它激發光狀態，需要用電子束不斷地再激勵。Phosphate glass is an ideal material for high erbium - doped. erbium ion has large emission section in phosphate glass, however, it has small absorb section for 980nm pump light, which can be settled via doped yb3 +
雖然鉺離子在磷酸鹽玻璃中具有較大的發射截面，但對波長為980nm泵浦光來說，其吸收截面較小，可用鐿離子與之摻雜來補充這一不足。Simultaneous determination of trace phosphorus and silicon by flow injection different kinetic chemiluminescence
流動注射示差動力學化學發光法同時測定硅和磷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。Herein we designed and synthesized three photoinduced electron transfer ( pet ) phosphoroionophores, ( 1 - bromo - naphthalen - 2 - ylmethyl ) - bis - ( 2 - hydroxyl - ethyl ) - amine ( bnd ), ( 1 - bromo - naphthalen - 2 - yl - methyl ) - bis - ( 2 - cholor - ethyl ) - amine ( bnc ) and 7, 16 - bis - ( 1 - bromo - naphthalen - 2 - ylmethyl ) - 1, 4, 10, l3 - tetraoxa - 7, l6 - diaza - cyclooctadecane and their phosphorescent characteristics were studied, compared with 1 - bromo - 2 - methylnaphthalene. the experimental results showed that strong p hosphorescence could be observed in p - cyclodextrin aqueous solution only at low ph value. this system combined and and not function to produce a three - input inhibit ( inh ) logic gate
實驗結果表明，在環糊精水溶液中只有在較低ph時，才能有效抑制分子內的pet過程，使磷光體發射強的磷光，體系的磷光狀態為off - on ，同時體系包含了and （ - cdandproton ）和not （ o _ 2 ）邏輯功能，可作為一種三輸入的inhibit邏輯開關。Recent developments in fluorescent phosphors have yielded spectra more like natural sunlight by boosting the red end of their light output
最近，通過對熒光燈中的磷改良，使得熒光燈提高了紅色光的放射量，使得發出的光線更接近自然光。The fluorescence intensity of the phosph atase increased, followed by a decreasing process, in the temperature region of 40 - 90 c. the enzyme was inhibited by naf significantly and the fluorescence spectra of the protein were influenced obviously by the concentration of naf. the data from our experiments showed that the bivalent cations can modulate the activity of the phosphatase but maybe is independent of the tertiary structure
Edta對此種磷酸酣酶也有抑制作用，因此用7種二價陽離子處理磷酸酷酶，發現不同金屬二價陽離子對這種磷酸酷酶活性和熒光發射光譜的影響不同，因此二價陽離子調控此酶活性，但可能與熒光光譜所反映的三級結構變化無關。In the process of study, by a lot of experiments for analyzing luminescent properties " affecting factors, such as concentration ce and tb h3bo : i, synthesizing temperature and temperature reserving time, reducing condition, etc, it gives out a good foundation for synthesizing ideal rare earths luminescent materials activated by ce and tb in aluminates strontium host. the study indicated that photoluminesent aluminates strontium power activated by ce, tb, in sral., 0, has a better luminescent effect. under the appropriate condition, srall. 0 ( that produce olivine light can be composed in 235nm or 365nm ul traviolet radiat ion act i vated by tbi07, al, > 0. i and srco : !
研究表明，鈰、鋱共激活鋁酸鍶基光致發光粉體發光效果比較好；將tb _ 4o _ 7 、 srco _ 3和a1 _ 2o _ 3為原料，在適當的條件下可以合成在235nm或365nm紫外光激發下發出較強綠光的sral _ 2o _ 4 ： （ tb ）發光粉；加入ceo _ 2合成sral _ 2o _ 4 ： （ ce ， tb ）可以增強sral _ 2o _ 4發光粉體的發光性能：在合咸溫度下保溫時間對合成樣品的發光效果有重要影響；隨實驗條件的改變可以制備出發紅、黃、綠色光的磷光體；通過x射線物相分析法對合成物的物相組成進行測定。Method for the determination of potassium, phosphorus, iron, calcium, zinc, aluminium, sodium, magnesium, boron, manganese, copper, barium, titanium, vanadium, nickel, cobalt, chromium contents in honey - inductively coupled plasma atomic emission spectrometric method
蜂蜜中鉀磷鐵鈣鋅鋁鈉鎂硼錳銅鋇鈦釩鎳鈷鉻含量的測定方法電感耦合等離子體原子發射光譜icp - aes法分享友人