紫外光子 的英文怎麼說
中文拼音 [zǐwàiguāngzi]
紫外光子
英文
ultraviolet photon-
Fluorescent destruction occurs about once for every ten interstellar ultraviolet photons absorbed.
每吸收十個星際紫外光子,就會發生一次熒光破壞過程。Some by - products of this work can be used as routine tools in the uv laser laboratory. commercial video ccd cameras are used to image uv laser and soft x rays, window glass as a fluorescer is used to indirectly measure the uv laser beam profile with high energy density, and a special glass which permits uv light to pass through while absorbs the visible, is introduced into the uv beam profiling in strong visible stray light environment
實驗中發展了一些測量技術,例如用可見光視頻ccd直接測量紫外激光的光束分佈和激光等離子體產生的x光二維圖象,利用窗玻璃作為熒光體測量能量密度較高的紫外光束分佈,利用可見吸收紫外透射玻璃製成的衰減器測量有嚴重背景光的紫外光束分佈,可以作為實驗室的常規測量工具,並有一定的推廣價值。A beam of light ( typically ultraviolet light from a mercury arc lamp ) shines through the chromium mask, then passes through a lens that focuses the image onto a photosensitive coating of organic polymer ( called the photoresist ) on the surface of a silicon wafer
一束光(通常是汞弧燈發出的紫外光)先穿透鉻光罩,然後通過透鏡把影像聚焦在晶圓表面的有機高分子感光塗料(稱為光阻劑) 。Ultra - violet photoelectron spectroscopy, ups
紫外光光電子能譜The macromolecular diacetylenes were polymerized by uv light at 264 nm wavelength. polydiacetylenes were analysised by infrared refractor ( ir ) and the solubility. 5
用264nm波長紫外光對高分子二乙炔進行了紫外拓撲聚合,並通過紅外光譜和溶解性變化對聚合結果進行了分析5Avoid sun tanning : bring hat, umbrella, sun tan oil and eye glasses with uv filter
避免陽光傷害:備帽子或雨傘,塗防曬油及戴防紫外光眼鏡This is the energy of an ultraviolet photon, a "large" energy on the atomic scale.
這是一個紫外光子的能量,在原子尺度上,它是一個「大」能量。Northern blot hybridization showed that leacbf expression had the same tendency with the enzyme activity. and it showed that the transcription factor acbf maybe have some relation with the enzyme activity of pal
表明在紫外光照射條件下, leacbf編碼的轉錄因子的變化趨勢與苯丙氨酸解氨酶( pal )活性的變化趨勢有一定的相關性。Various forms of electromagnetic radiation are examined and experimented on. visitors can view fluorescent materials under ultraviolet light. they can also know more about the elementary particle that penetrates human body all the time, with the help of cosmic ray telescope
觀眾可透過其他展品,探討不同形式的電磁輻射,及觀看紫外光下的熒光物質,而宇宙射線望遠鏡更可以讓觀眾認識無時無刻貫穿人體的基本粒子。The dark decay of the spectral change was also studied. two recovery time constants were obtained by fitting. one is 2. 5 hours and the other is longer
研究表明這種紫外光誘導的電荷遷移帶變化是由於eu ~ ( 3 + )離子周圍局域環境發生的變化引起的。Zinc oxide ( zno ) is an important wide band gap ( eg = 3. 37ev ) semiconductor materials, its exciton binding energy is 60mev. these characters make it is expected to be applied in the ultraviolet optoelectronic devices which can be operated at room temperature
氧化鋅( zno )是一種重要的寬禁帶( eg = 3 . 37ev )半導體材料,其激子束縛能高達60mev ,在室溫紫外光電器件方面有巨大的應用潛力。Zno film is a novel - direct compound semiconductor with wide band gap energy of 3. 37ev and a exciton binding energy 60mev at room temperature. due to its the prerequisite for visible or ultraviolet light emission at room temperature, it has the tremendous potential applications for ultraviolet detectors, leds, lds. zno thin film is used widely and effectively in the fields of surface acoustic wave devices, solar cell, gas sensors, varistors and so on because of its excellent piezoelectrical performance
室溫下禁帶寬度為3 . 37ev ,激子束縛能為60mev ,具備了室溫下發射紫外光的必要條件,在紫外探測器、 led 、 ld等領域有著巨大的發展潛力; zno薄膜以其優良的壓電性能、透明導電性能等使其在太陽能電池、壓電器件、表面聲波器件、氣敏元件等諸多領域得到廣泛應用。Metallothioneins ; lead ion ; competition reaction ; replacement reaction ; cd ; uv
金屬硫蛋白鉛離子競爭反應置換反應圓二色性光譜法紫外光譜法Isothermal and non - isothermal crystallization behaviors were also investigated. the results of ft - ir, uv spectrum, waxd and sem indicated that rigid rod polymer polyazomethines were polymerized in the composites. the addition of pam changed the crystallization morphology and apparent crystallinity of the composites, but did not change the basal crystal form
通過對復合材料ft - ir 、紫外光譜、 waxd和sem等測試分析,表明復合材料中存在剛性棒高分子聚甲亞胺,其存在改變了pa - 6的結晶形態和表觀結晶度,但尼龍6的晶型並沒改變。So, y rays, compared with the other particles, have some particularity in acting with materials. the uv photons, exceeding our expectation, can break the sp ' c - h bonds easily
因此,文中y射線與薄膜作用時,與其它粒子相比確實出現了一些特殊性。紫外光子對sp ~ 3c - h鍵的破壞能力如此強,確實出乎我們的意料。The y rays, neutrons, n ions and uv photons have different irradiation behaviour on the films by the study of this dissertatioathe y rays was much weaker than other particles if considering the breaking ability to the sp ' c - h bonds only
通過本文的研究發現, y射線、中子、 n ~ +及紫外光子對薄膜的作用效果明顯不同。從對sp ~ 3c - h鍵破壞能力方面考慮,中子、 n ~ +及紫外光子最強,而y射線最弱。These instruments can be divided into three categories, chromatographic separation methods including gas chromatography, liquid chromatography and ionic chromatography, spectrometric methods including atomic absorption, ultraviolet / visible absorption, infrared spectrometry, atomic emission spectrometry and fluorescence method, and electroanalytical methods including potentiometry, coulometry and voltammetry methods
如層析法中的氣相層析、液相層析及離子層析,光譜法中的紫外光可見光光譜法、原子吸收光譜法、紅外線光譜法、螢光光譜法、放射光譜法及拉曼光譜法,及電化學方析方法如電位法、庫倫法及伏安法等。Part i this paper has minutely studied the interaction between ag ( i ) and serum albumin. the binding of ag ( i ) to human serum albumin ( hsa ) or bovine serum albumin ( bsa ) has been studied by equilibrium dialysis at ph ( 5. 4 ). the scatchard analysis indicates that there exists several strong binding sites of ag ( i ) in both hsa and bsa. a notable hysteretic effect has been observed in the interaction of ag ( i ) with hsa or bsa using uv - visible spectrometry at ph ( 5. 4 ), which shows that the binding between ag ( i ) with hsa or bsa may induce a slow transition of hsa or bsa from the conformation of weaker affinity for ag ( i ) to one of stronger affinity ( a - b transition ). the rate constants and activation parameters of this transition parameters of this tansition were measured and discussed. the binding equilibrium has been also studied by resonance light - scattering spectrum ( rls ) and flurescence quenching
第一部分:等離子點ph ( 5 . 4 )條件下,用平衡透析法和紫外光譜,熒光光譜,共振散射光譜研究了ag ( )與人血清白蛋白( humanserumalbumin ,簡稱hsa )或牛血清白蛋白( bovineserumalbumin ,簡稱bsa )的結合。 scatchard圖分析表明, ag ( )在hsa或bsa中有強弱兩類結合部位,通過計算機擬合獲得結合的逐級穩定常數值。紫外掃描發現ag ( )與hsa或bsa的結合存在滯後效應,表明ag ( )與hsa或bsa的結合可能誘導蛋白質構象發生緩慢變化( a - b ) ,測得並討論了這一構象變化的速度常數和活化參數。1. sterilize and remove smell, eliminate fatigue. negative ion also be named as hydroxyl ion, it reacts with germ, mildew etc in air, change their molecular structure, with the help of ultraviolet radiation, it could sterilize and remove smell
1 .殺菌除味消除疲勞:負離子又稱氫氧基離子oh - ,它與空氣中的病菌,黴菌等物質發生反應,改變它們的分子結構,輔以紫外光波,可以殺滅病菌,去除異味。Dlc and a - sic : h films were prepared by the rf glow discharge and the reactive sputtering method respectively. there were two reasons that we chose y rays, ultraviolet ( uv ) photons, and neutrons as radiation sources. one is that y rays, uv photons and neutrons irradiation are serious at outer space and / or nucleus irradiation enviromentthe other is that the study on y rays irradiation on the films is a new and an important directioaotherwisejirnited reports have been made of the investigation on the uv photonsjieutrons irradiation influences on these films
本文分別採用射頻( 13 . 56mhz )等離子體cvd及射頻反應濺射方法制得了dlc及a - sic : h薄膜。文中主要選擇y射線、紫外光及中子作為輻照源有兩方面的原因:一方面,在外層空間, y射線及紫外光輻射十分嚴重,而在核輻射環境下y射線及中子輻射也不可忽視;另一方面, y射線輻照這兩種薄膜完全是一項開創性的工作,同時國內外對紫外光子、中子與這兩種薄膜作用的研究也很少。分享友人