電子吸收能譜 的英文怎麼說
中文拼音 [diànzixīshōunéngpǔ]
電子吸收能譜
英文
electronic absorption spectra- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 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...
- 吸 : 動詞1 (把液體、氣體等引入體內) inhale; breathe in; draw 2 (吸收) absorb; suck up 3 (吸引) a...
- 收 : Ⅰ動詞1 (把攤開的或分散的事物聚集、合攏) put away; take in 2 (收取) collect 3 (收割) harvest...
- 能 : 能名詞(姓氏) a surname
- 譜 : Ⅰ名詞[書面語]1 (按類別或系統編成的書或冊子等) table; chart; register 2 (指導練習的格式或圖形)...
- 電子 : [物理學] [電學] electron
-
The as - grown crystals were characterization by cutting and directional, x - ray diffraction, high resolution ohmmeter, ir transmission spectroscopy, visible light absorption spectroscopy, scan electronic microscopy ( sem ) and positron annihilate time technique ( pat ). the ir transmittance of czt single crystals grown with cd - riched is about 53 %, while 23 % with no cd riched
採用解理實驗、 x射線衍射、電學性能測試、紅外透過譜測試、可見光吸收譜測試、 sem蝕坑分析、探測器的試制等分析測試方法,並首次採用正電子湮沒壽命譜分析方法來研究czt單晶體的空位缺陷,綜合表徵了所生長的晶體的質量和性能。So we figured that the influence of the electron - electron interactions must be considered in our work. added an electron - electron interaction ( up to the fourth neighbor ) term to the baranowski - buttner - voit ( bbv ) model for polyaniline, we carried out a self - consistent - variation calculation for an biexciton in the pernigranlilne - base polymer, in order to confirm the model hamiltonian. the results showed that two peaks ( near l. oev and 1. 5ev ) appeared in the calculated optical absorption, besides the reproduced electronic structure, bond order wave ( bow ) and ring - torsion angles
發現引入電子?電子相互作用后,聚苯胺靜態激子的性質受到影響,該聚合物的鍵序波、芳環扭角和電子中文摘要結構發生了變化,而且在理論吸收譜的低能端出現了明顯的二特徵吸收峰( 1 . 0ev和1 . 5ev附近) ,這一結果與實驗數據很好的吻合,從而這一點表明我們所考慮的因素是合理的。Gaas / algaas quantum well photodetectors ( qwips ) are new type devices and progressed rapidly in recent 20 years. qwips utilizing intersubband absorption between gallium arsenide ( gaas ) well and aluminum gallium arsenide ( alxga1 _ xas ) barriers were perfected. therefore, the ability to accurately control the band structure and hence the spectral response, as well as both established technology for growing and processing gaas optical devices and commercially available large area vlsi gaas ic ' s, makes gaas / algaas qwips attractive devices for use in very large focal plane arrays ( fpas ), especially available in the range of long wavelength 8 - 12 urn
Gaas algaas量子阱紅外探測器( qwips )是近二十年來迅速發展起來的一種新型紅外探測器,它成功地利用了gaas勢阱和al _ xga _ ( 1 - x ) as勢壘之間的子帶間吸收,使之具有能帶結構可精確設計從而獲得指定光譜響應的特點,加之成熟的材料生長技術、器件工藝,以及商業上可獲得大面積的vlsigaas集成電路,使得gaas algaasqwips尤其適宜製作8 12 m長波范圍的大面陣探測器。The enhanced photoconductive effect from small amount of tnf facilitates the preparations of new organic photoconductive devices under the drive of low fields. in the fourth chapter, inclpc nanoparticles embedded in poly ( n - vinylcarbzaole ) ( pvk ) were prepared successfully by dissolving inclpc in aprotic organic solvent / lewis acid with great concentration for the formation of electron donor - acceptor complexes, i. e., the method of complexation - mediated solubilization. the fabricated inclpc nanoparticles were characterized by means of uv / vis absorption, x - ray diffraction pattern, and tem
論文的最後一章中,我們合成了具有較好的電子傳輸性能的化合物』一二苯基四竣酸花酚亞胺( ddp ) ;研究了其溶解性、熱穩定性、晶體結構、紅外光譜、紫外吸收光譜和蒸鍍薄膜的屬性,並用量子化學計算方法模擬其單分子的空間構型;載流子遷移率測試的結果約為ix10 「 、 m 』 v 」 』 ? s 「 』 。Polarized microscopy, sem - eds, xrf, uv - vis, pl, ftir, epr have been used in this study to investigate two chameleon diamonds and a synthetic diamond which show color - change effects
摘要對具有變色效應的兩顆變色龍金剛石與一顆鮮黃色合成金剛石進行了掃描電鏡能譜、 x射線熒光光譜、顯微紅外光譜、紫外可見吸收光譜、光致發光譜、電子順磁共振譜等測試研究,以探討引起金剛石變色的原因。The experimental results are helpful to understand the acceleration mechanisms of the hot electron emission in the interaction of the us - ui laser pulse with plasma. an anisotropy energy distribution of the hot electrons emiaon has been observed for the first time in the experiments. the energy spectrum of hot electrons resulted from the resonance absorption at the direction of target normal is a maxwellian - like distribution
E11分佈,擬合的超熱電子有效溫度約200kev左右,超熱電子的最大能量約zmev ,加速電子的主導機制是共振吸收機制;反射方向超熱電子的能譜在低能段出現一個局部的平臺( pla1leau ) ,呈現出非類maxwen分佈,這是幾種加熱機制共同作用的結果,其中佔主導地位的是反射激光加速機制。Cdso. iseo. 9 nanocrystals exhibited the excellent resonant and non - resonant third - order optical nonlinearties from electroabsorption spectra. quantum size effect was also observed
對納晶電調制吸收光譜的測試,納晶表現出很好的共振和非共振三階光學非線性性能及量子尺寸效應。Furthermore, we compared the mechanical properties between the modified nano - cac03 / pp and unmodified nano - cac03 / pp. we have investigated the composites by means of mechanical testing, dsc, xrd, ft - ir, tem, sem, etc. the relation between the structure and property of the composites has been discussed in this thesis. we studied the nano - particles by means of ls particles size analysis, we also studied the modified nano - cac03 by means of ft - ir
論文中對caco _ 3粒子進行了粒度與比表面測試分析,對經鈦酸酯偶聯劑表面改性的納米caco _ 3粒子進行了紅外吸收光譜分析,對改性后的復合材料進行了力學性能測試、差熱掃描量熱分析、 x射線衍射譜、紅外吸收光譜、透射電鏡、掃描電鏡等分析,討論了樣品中結構和性能之間的關系。Based on the theoretical analysis and experimental researches, it is presented that the wider spectra are resulted from the many fluorophores with large numbers of vibrational energy levels on the ground level in the blood cells, and the reduction of the spectral intensity is due to the reabsorption of the blood cells and the energy transfer of the collisions between the fluorophore and another one or other macromolecule. on the other hand, when the concentration of the blood cells is increased, the reabsorption of the blood cells, the secondary fluorescence due to the reabsorption and the influence of the concentration on the energy levels of fluorophores are all the factors of the red - shifted spectral peaks
在進行理論分析和研究的基礎上,提出了因血細胞中存在多種熒光團,且這些熒光團的電子能級上又存在大量的不同的振動能級,從而導致被激發的熒光團發出較寬的熒光光譜;血細胞濃度的增大,熒光團以及其他大分子之間的距離變小,造成它們之間因碰撞的能量轉移概率加大,因而易產生熒光猝滅,結果導致熒光強度的變小;血細胞溶液中重吸收所導致的熒光猝滅和二次熒光發射,以及血細胞濃度的變化對其中熒光團能級系統的影響都是導致熒光峰值波長「紅移」的原因;進而研究了led光誘導血細胞產生熒光光譜的機理。Our group has prepared nanometer - scale metal films in layer structures on glassy carbon ( gc ) substrate by cyclic voltammetric deposition. by using co as probe molecule, we have revealed for the first time, abnormal ir effects ( aires ) on these layer nanostructured films. the alres consists of several abnormal ir features including the enhancement of ir absorption, the inversion of ir band direction ( anti - absorption ), and the increase of fwhm ( increase of the number of different adsorption sites )
本研究小組採用電化學循環伏安電沉積法在gc基底上制備層狀納米結構金屬薄膜,以co作為分子探針,觀察到異常紅外效應( aires )光譜特徵,即co等探針分子發生紅外吸收增強、紅外譜峰方向倒反(反吸收)和譜峰變寬(振動能級離散程度增加) 。Abstract : this paper describes the methods to form silver clusters in solid, liquid and gas phases ; the properties of clusters such as absorption bands, esr, redox potential, ea and ip, and their catalytic behaviours in photo - splitting water and photographic development processes
文摘:本文綜述了在固相、液相和氣相中形成銀團簇的方法,銀團簇的主要性質如吸收光譜、 esr 、氧還電位、電子親和勢與電離能,以及銀團簇在光解水和照相顯影過程中的催化作用。If the constant was different at the time when the light was absorbed or in the particular region of the universe where it happened, then the energy required to lift the electron would differ from that required today in laboratory experiments, and the wavelengths of the transitions seen in the spectra would differ
假如在光線被吸收時、或者在此事件發生在宇宙某特別區域中,值有別於今日,那麼讓電子躍遷所需的能量,就會與今天在實驗室中做出的實驗結果不同,在光譜中所看到電子躍遷的波長也會有所不同。In this paper, organic small molecules and polymer films were prepared via electrostatic self - assembled method and spin - coating method. the characteristics of films are examined by uv - vis, pl, xps, raman and so on. and some theories are investigated with respect to organic molecules and polyionic deposition on solid surface and the photoelectric characteristics of organic ultrothin films
採用紫外-可見光吸收光譜、熒光光譜、 x射線光電子能譜、拉曼光譜及低角度x射線衍射光譜等技術手段對有機材料及薄膜進行表徵和性能測試,分析了有機分子、聚離子在固體表面成膜性能以及有機超薄膜結構的光電特性等。More recent studies show nanowires products with narrow dismeter distribution around 5 - 10mn and lengths ranging from several hundred nanometers to several micrometers can be obtained if the mixture solution of naoh and koh was replaced by koh solution. the nanowires were analyzed by a range of methods including powder x - ray diffraction ( xrd ), high resolution electron microscopy ( hrem ), selected area electron diffraction ( saed ), electron energy loss spectroscopy ( eels ), xrd and hrem image simulations. the structure of nanowires is determinded to be of the type of k2ti6oi3
利用x射線衍射( xri ) ) 、高分辨電子顯微鏡( hrtem ) 、選區電子衍射( saed ) 、電子能量損失譜( eels )以及x射線衍射和高分辨像模擬等分析測試手段,初步分析了這種納米線的生長機理,探討了她的結構和光學性能,實驗結果顯示這種納米線具有kzti6o ; 3的結構,紫外一可見光吸收光譜顯示, kzti6ol3納米線禁帶寬度約為3 . 45ev 。X - ray photoelectron spectroscopic ( xps ) analysis and ultraviolet - visible ( uv ) absorption spectrum results also confirmed this idea
並由x射線電子能譜( xps )和紫外吸收光譜( uv )分析證實。The method plays an important role in distinguishing and studying the complicated and confused spectral characteristics and mechanisms of the rare earth. ( 2 ) it is found and explained that due to the boltzmann distribution law at room temperature, the positions of the fine peaks of the photoluminescence band stemming from the transitions between an excited state and the ground state of a re3 +, match these of the absorption bands from the transitions between the ground state and the excited state. the stark split energy levels of the ground state 4i15 / 2 and two excited states 2s3 / 2 and 4f9 / 2 of the er3 + in er203 have been determined
薛理輝武漢理工大學博士學位論文摘要( 2 )發現在常溫下,由於boltzm ~分佈律的作用,在re3 +的基態電子態和激發態間躍遷所產生的發光譜帶和吸收譜帶中的精細譜峰的位置一一相同,解釋了產生這種關系的原因,並弄清了er203中er3 +的基態電子態4lts . 12和激發態電子態2凡/ 2 、 4凡/ 2的stark能級分裂情況,確定了常溫下erzo3中er3 +的4了15 / 2一2凡/ 2和『 i , 5 / 2一『凡/ 2精細能級間的躍遷形式。According to the current problems such as low quantum efficiency. limited available sun energy spectrum range, and inefficient recovery, resulted from the practical using of photocatalysis, using the narrowband semiconductor cds ( eg = 2. 5ev ) to compound with tio2 seems to be an effective solution. since it will not only enlarge the region of the absorption with the proper narrow band of cds but also improve the photodegradation efficiency on account of the band overlap of the two, which makes the photo induced electron and holes separate more easily
本文針對光催化技術應用中存在的tio _ 2光催化量子效率低,吸收利用太陽能光譜范圍有限,催化劑回收困難等問題,通過窄禁帶半導體cds ( e = 2 . 5ev )的復合,對納米tio _ 2進行了改性研究,一方面,由於cds的窄禁帶寬度可以擴展薄膜的光譜吸收范圍,另一方面,由於能帶的交疊,提高了光生電子和空穴的分離效率,從而提高了薄膜的光催化降解效率。And the transmitting form of the stark split energy levels between the ground state and the two excited states has been clarified. ( 3 ) a concept of the electronic infr
( 3 )提出了電子紅外光譜的概念,與普通的紅外光譜即振動紅外光譜不同的是,電子紅外光譜來源於電子能級間的吸收躍遷。Energy spectrometer and atomic absorption spectrum ( aas ) were used to determine their compositions, and scanning electron microscope ( sem ), transmission electron microscopic ( tem ) were used to analysis the appearance of the samples
用原子吸收分光度法和能譜確定樣品的組成。掃描電子顯示鏡( sem )和透射電子顯微鏡( tem )分析了樣品的表面形貌及粒徑特徵。Ftir and xps proved that ptcda and tcpc were attached on the surface of silicon by covalent ; afm and uv - vis showed ptcda and tcpc arranged orderly on surface of silicon ; through raman spectrum, we found that macrocycle molecules stand on surface of silicon, while macrocycle molecules in film by vacuum deposition parallel to silicon surface
紅外光譜和光電子能譜證明了?和酞菁成功的化學鍵合到單晶硅表面, afm和uv - vis吸收光譜表明了?和酞菁單層膜在硅基上呈有序排列。拉曼光譜的研究發現?酐分子大環以一定的角度立於硅基表面,而不是平行於基體表面,與蒸鍍手段得到的?酐膜的堆積形態完全不同。分享友人