質子激發發光 的英文怎麼說
中文拼音 [zhízijīfāfāguāng]
質子激發發光
英文
proton-excited luminescence- 質 : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
- 子 : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
- 激 : Ⅰ動詞1 (水因受到阻礙或震蕩而向上涌) swash; surge; dash 2 (冷水突然刺激身體使得病) fall ill fr...
- 發 : 名詞(頭發) hair
- 光 : Ⅰ名詞1 (照耀在物體上、使人能看見物體的一種物質) light; ray 2 (景物) scenery 3 (光彩; 榮譽) ...
- 質子 : [物理學] proton; uron; hydrion; merron質子泵 proton pump; 質子層 proton sphere; 質子轟擊 proton b...
- 激發 : 1 (使奮發) arouse; stimulate; set off; stir up 2 [物理學] excitation; exciting; incitement; inc...
- 發光 : 1 (發出光來) give out light; shine; be luminous; brighten; fulgurate; flash; glow; sparkle; gli...
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The high - power semiconductor quantum well ( qw ) laser is a kind of luminescence device with superior performance, it has longe - lived, low threshold current density, high efficiency, high luminosity and excellent monochromatic, coherence, directionality, etc. the high - power semiconductor laser is widely applied to the fields, such as military, industrial machining, communication, information processing, medical treatment, etc. the material ' s epitaxy is the foundation of the whole laser ' s fabricating, and it has important influence on the optics and electricity performance about the laser
大功率半導體量子阱激光器是一種性能優越的發光器件,具有壽命長、閾值電流密度低、效率高、亮度高以及良好的單色性、相干性、方向性等特點,廣泛應用於軍事、工業加工、通信及信息處理、醫療保健等領域。材料的外延生長是整個激光器器件製作的基礎,對器件的光學和電學性能有著重要的影響,生長不出優質的材料體系,獲得高性能的器件就無從談起,因此,材料的外延生長便成為了整個半導體激光器製作過程之中的重中之重。Using this system will increase the efficiency when excimer laser amplifies ultra - short laser pulse without using any complex multiangular optics system. it is possibly to be a new way to gain high energy, high power, high quality, high efficiency ultra - short uv laser
如果成功,將能充分發揮準分子激光的優點,為產生高功率,高束質的短脈沖激光提供一條簡單、高效率的技術路線和途徑。Xanthophyli cycle has been widely concerned since the finding that it has the function in heat dissipation. with the trans - thylakoid ph gradient, zeaxanthin ( z ) together with antheraxanthin ( a ) can absorb excess energy from chlorophyll and release it as heat, thus protect the photosynthetic apparatus from photodamage by high light. violaxathin de - epoxidase ( vde ) is the key enzyme in xanthophylls cycle
目前普遍認為葉黃素循環的色素定位於天線色素蛋白復合體上,在跨膜質子梯度( ph )形成后,玉米黃質( z )和環氧玉米黃質( a )能夠從葉綠素中吸收過多的激發能,並以熱能的形式耗散到體外,從而保護光合器官免受強光的破壞。The equation for the quasi - continuous atom laser beam wave - function is given by schrodinger equation, the beam width, divergence curvature radius and quality factor were introduced to represent the atom laser beam whose transverse potential could be separated. for the conservative quality factor system in some direction, we can ge t the propagator of abcd formulation
本文在含時量子系統傳播子的abcd形式理論的基礎上,引入某一方向的束寬、發散角、曲率半徑和品質因子等光束傳輸參數來表徵橫向勢能滿足x和y分量相互獨立的原子激光的傳輸。We have prepared a series of neodymium binary / ternary complexes, such as nd ( acac ) 3 ' 2h2o, nd ( tfa ) 3 ' 2h2o, nd ( hfa ) 3 ' 2h2o, nd ( dbm ) 3 ' h2o, nd ( acac ) 3phen, nd ( tfa ) 3phen, nd ( hfa ) 3phen, nd ( dbm ) 3phen, nd ( tta ) 3 ( tppo ) 2, nd ( hfa ) 3 ( tppo ) 2, nd ( acac ) 4hpy, nd ( tta ) 4hpy and ndq3. the effects of organic ligands, synergistic coordination agents and different substitution groups for - diketones on effective line width and photoluminescence intensity of neodymium complexes were investigated. the photoluminescence spectra indicate that synergistic coordination agents can shield neodymium ion and impede water molecules penetrating into inner coordination shell to satisfy large coordination number of nd3 + during hydrous synthesis process, so the luminescence intensity of neodymium ternary complexes is stronger than that of neodymium binary complexes
發光光譜研究表明,由於協同試劑的參與,屏蔽了水分子參與配位,降低了羥基( oh )對釹離子激發態能級~ 4f _ ( 3 2 )的猝滅,三元配合物的熒光強度均比二元配合物強,其中配合物nd ( tta ) _ 3 ( tppo ) _ 2在1340nm處的熒光強度最強,適合作為摻雜的光學活性物質,來制備有源光波導材料;在有水工藝條件下,單純地氟化配體未必能提高釹配合物的近紅外發光性能。We obtained a high quality zno thin film with the pl fwhm of 94 mev at 900. the free exciton binding energy deduced from the temperature - dependent pl spectra is about 59 mev at 900, suggesting that the film quality can be improved by annealing process
當退火溫度為900時獲得了高質量的氧化鋅薄膜,光致發光譜的半高寬為94mev ,通過變溫實驗得到激子束縛能為59mev ,表明退火過程提高了薄膜的質量。Live gene sdb of conten factor, horniness egg whiteaminoacids, vitamin e etc. nourishment essence, can high speed of infiltration hair, from inside to outsideto outside arouse thelive hair the buildup the cell, and change to come to suffer thehair two times life deep into the deep place of hair quality, complement water with nutrient, enhance the horniness, and make the soft piece of hair the bright, alive with luster and flexibility
內含活性基因sdb因子,角質蛋白、氨基酸維他命e等營養精華,能迅速的滲入發芯,從內到外激活頭發組織細胞,喚醒受損頭發的二次生命,深入發質深處,補充水份和養份強化角質,使頭發柔軟亮麗,充滿彈性和光澤。The main contents and important results of this paper are as following : strong blue cooperative up - conversion luminescence is observed in various host materials single doped yb3 + ions with naked eyes at room temperature under 980nm excitation. moreover there exist rich emission lines and peculiar ratio of luminescence intensity in all samples. intense green and blue up - converted luminescence is observed in yb3 + - ho3 + co - doped pbf2 - znf2 based materials with 930 nm diode light excitation at room temperature
其主要內容與得到的結論如下: ( 1 ) yb ~ ( 3 + )單摻雜不同基質材料組成的氟氧化物在980nm激光激發下發射出明亮的yb ~ ( 3 + )離子的合作上轉換藍色熒光,同時這些樣品具有極為豐富的熒光發射,有著特別的色比關系。The bow of the cruiser concealed a trio of turbolaser cannons and a pair of proton torpedo launchers
這艘巡洋艦的艦首隱藏著三聯裝渦輪激光加農炮與一對質子魚雷發射器。4. the nanoparticles of zns : eu3 + were synthesized for the first time. the energy transfer process between the zns host and the eu3 + ions was observed form the excitation spectra
合成納米zns : eu3 +和eu3 + 、 mn2 +共摻體系,首次成功通過eu3 +離子的本徵發光的激發譜觀察到基質zns向eu3 +離子有能量傳遞過程。For the zno : er obtained in the present paper, the room temperature sharp characteristic emissions from the trivalent rare earth er3 +, including upconversion and near infrared emissiom, and the energy transfer between the nanocrystalline zno host and the dopants are observed for the first time in this paper
首次觀測到zno : er的室溫強特徵發射、上轉換發射和近紅外發射,並同過er離子的本徵發光的激發譜觀測到基質zno與er3 +之間存在能量傳遞。Secondly, the third order nonlinear optical properties of these compounds are studied under the excitation of ps pulsed laser with the wavelength of 1064nm using z - scan technique, nonlinear refractive indices and nonlinear absorption coefficients are calculated according to the z - scan experiment curves of the compounds. all the three compounds have self defocusing characters and two photon absorptions. lastly, nonlinear refraction and absorption properties of these compounds are studied by z - scan technique under the excitation of ps pulsed laser with the wavelength of 532nm the self defocusing and reverse saturation absorption are found in these compounds
根據實驗曲線計算了它們在1064nm下的三階非線性折射率和非線性吸收系數,三種化合物都具有自聚焦特性,並且在該波長下,三種化合物均具有雙光子吸收,最後,以皮秒脈沖的532nm為激發波長,採用z掃描方法,研究了三種金屬有機化合物的非線性折射和非線性吸收性質,在該波長下三種化合物仍然表現為自聚焦特性,且其吸收為反飽和吸收。The photoluminescence was not found in the samples of yl1 and bl3 which are 2000pa of 50 % o2 and 50 % ar, 4000pa of 60 % o2 and 40 % at temperature 800 because of impurities and vacancies which eliminate the excitons
Yl1和bl3試樣沒有出現發光現象,主要是由於這兩個試樣中都存在純鋅相,雜質和空位較多,降低了激子的壽命。In this paper, such three points are studied as : a ) the angular distributions of the hot electrons emission under laser irradiation at different incidence angles and at different polarization direction, the angular distribution of the hot electrons in the different energy range, and the effects of laser prepulse on the angular distributions of the hot electrons emission ; b ) the energy distribution of the hot electrons at different directions, from the metallic targets and the dielectric targets, in the different energy range of the hot electrons, and the effects of the atomic number z on the energy distribution of hot electron generated by the metallic targets ; and c ) the energetic proton emission resulting from the interaction of the us - ui laser pulse with plasma
本論文進行了三個方面的研究:第一,超熱電子角分佈的研究,包括不同激光入射角下超熱電子的角分佈;激光不同偏振態下超熱電子的角分佈;激光預脈沖對超熱電子角分佈的影響;不同能段的超熱電子的角分佈。第二,超熱電子能量分佈的研究,包括不同方位超熱電子的能量分佈,金屬與非金屬靶材的超熱電子的能量分佈,金屬原子序數z對超熱電子能量分佈的影響以及不同能段超熱電子的能量分佈。第三,研究了超短超強激光與固體靶相互作用所產四川大學博士學位論文生的高能質子發射和能譜。Green fluorescent protein ( gfp ) was extracted from jellyfish ( aequerea victoria ) of ocean invertebrate. gfp can emit green fluorescent when it is illuminated by light of suitable wavelength. the emissions of fluorescence need not any additional factors, such as substrate, supplementary factor
綠色熒光蛋白( greenfluorescentprotein , gfp )是來源於多管水母( aequoreavictoria )等海洋無脊椎動物的一種蛋白質,該蛋白質在體外經適當波長的光激發便發出綠色熒光,並且這種熒光的發射不需要任何底物和輔助因子的誘導。Green fluorescent protein has several good characters. under excitation of long uv light or blue light, it emits green fluorescence without requiring any exogenous substrates and cofactors. gfp gene expression can be used to monitor gene expression and protein localization in living cells and organisms. this is a development of revolutionary significance. the dna sequence of this gene can be re - engineered by mutagenesis and the gfp will get improved fluorescent properties. the applications of gfp will be wider and wider
綠色熒光蛋白具有優良的特性,在藍光或長紫外光的激發下,不需要任何外源底物或內源輔助因子的參入就能發出綠色熒光.綠色熒光蛋白基因的表達可用來監控活細胞或生物體中基因表達和蛋白質的定位.這是一個革命性的進展.而且,對基因dna序列的改造有可能使綠色熒光蛋白的發光特性更加優良,從而其應用范圍會更加廣泛In the single - photon resonance case, for large area input pulses, the spectral components oscillating around 32 appears in the spectrum due to the strong secondary excitation making the two - level model invalidity and the multi - level model should be used to describe this molecule
在單光子共振情況下,即入射脈沖頻率等於1 、 2能級之間的共振頻率,對大面積入射脈沖,由於強的二次激發的作用,電場頻譜中出現了在32附近振蕩的頻率成分, 32是2 、 3能級之間的共振頻率,說明對大面積入射脈沖二能級模型已經失效,需要採用多能級模型來描述分子介質。After introducing the background and the trend of research on ppv thin film light - emitting diodes ( leds ) and the structure of ppv device and its characterizes, the theoretical model of the leds * light - emitting efficiency was presented. based on this model, the formula of light - emitting efficiency was deduced to be : the injecting - currents and the recombining - efficiencies were calculated nwnerically, we found the calculated results agreed very well with the experimental results under the electric field from 0. 5 x 106 to 1. 5 x 106v / cm, the numeral calculations and theoretical analyzes of the light - emitting efficiency were done. the conclusions were as follows : ( 1 ) the basic mechanism of the injection transportation and recombination of the carriers which were presented in this paper were proved to be right ; ( 2 ) the electroluminescence in ppv thin film is the result of exciton recombination, the light - emitting efficiency was affected by many factors
本文主要研究聚對苯乙炔( ppv )薄膜發光二極體發光效率及主要影響因素,簡單地介紹了ppv薄膜發光二極體的研究背景及發展趨勢、 ppv器件的結構和性質后,提出了一個計算器件發光效率理論模型,利用這個理論模型得出了發光效率公式的表達式:並對注入電流、復合效率等進行了數值計算,通過合理地選擇計算參數,發現計算值在場強為0 . 5 10 ~ 6 1 . 5 10 ~ 6v / cm的范圍內與實驗結果較好地符合,在此基礎上,對發光效率進行了數值計算和理論分析,結果表明:計算結果與理論研究結果相符較好,得出結論如下: ( 1 )本文的理論推導正確地反映了器件中載流子的注入、傳輸和復合等基本機制; ( 2 ) ppv薄膜中的電致發光是激子復合的結果,發光效率受多種因素影響。Compared with green light - emitting device, blue oled has many problems such as brightness, efficiency, stability, and color saturation, in this study we investgaited the blue oleds systemically : 1 ) double heterosturcture oled was charaterized. due to the introducing of electron transport layer alq3 and hole - blocking layer balq3, the energy matching was more reasonable and the carrier injecting was more effective in the double - layer device. the maximum efficiency and luminance of this device attained to 1. 90 lm / w and 10, 000 cd / m2, respectively
其次,由於一直以來藍光oled器件的研究處于相對落後的狀態,其發光亮度、效率、穩定性和色純度都無法綠光器件相比,所以本論文在以下幾個方面對藍光器件的性能進行了系統的研究: 1 )研究了雙異質型藍光oled器件,由於本研究引入了空穴阻擋層,使得載流子的復合和激子的擴散被限定在發光層內,器件的發光效率達到了1 . 90lm / w ,最大亮度達到了10000cd / m2 ,比傳統結構器件的效率和亮度提高了約一個數量級; 2 )制備了結構為ito / npb / balq3 / alq3 / mg : ag的oled器件,研究發現,當改變各有機層厚度時,器件的電致發光光譜發生了從綠光到藍光的移動。Measuring energy spectra of proton generated by 100 tw laser - plasma interaction at rear side of target
激光與等離子體相互作用中質子背向發射的能譜測量分享友人