blue shift 中文意思是什麼

blue shift 解釋
藍向移位
  • blue : adj 1 青,藍,藍色的,天藍色的;(臉色)發灰[青]的,(皮毛等)青灰色的。2 陰郁的,憂郁的,沮喪的...
  • shift : vt 1 變動;改變;搬移;移動;轉移;變換;替換;更換。2 推卸;轉嫁。3 消除;撤除。4 【語言學】變換...
  1. The results showed that inclpc nanoparticles were ball - shaped with a size of 25 - 50 run, that their diffraction peaks become broader, and that the blue - shift in uv / vis absorption was also observed. the photoconductivity of inclpc nanoparticles in single - layered p

    本章的研究旨在對有機電子傳輸材料進行初步的探索,為今後新型的高遷移率有機電子傳輸材料的合成和表徵,以及應用等方面積累經驗。
  2. In the third chapter, the influence of current density, solution concentration, erosion time and aging in ambient air on the pl spectra of ps suggests that peak would blue shift with current density increasing, and with erosion time and aging time prolonging ; with the increasing of solution concentration, peaks would red shift when solution concentration less than 1 : 1 but blue shift when solution concentration greater than 1 : 1. above phenomena can be explained by quantum confinement and light center model, but do not deny the action of si - h bonding and defect on the surface in the process of photoluminescence. at present, radiation mechanism is still one of the primary problems in the study of ps

    在第z三章中;通過對比,分析了電流密度、陽極化時間、溶液濃度以及自i然氧化時間對多孔硅光致發光光譜的影響,認為在一定的范圍內,多i孔硅的發光峰位會隨電流密度的增大而藍移,要獲得較強的發光,需z要選擇合適的電流密度;隨著腐蝕時間的延長,多孔硅的發光峰位會i發生藍移;當f酸的濃度較小q : 1 )時,峰位隨濃度的增大表現為向i低能移動;而當f酸的濃度較大河山時,峰位隨濃度的增大則表現z為移向高能;多孔硅在空氣中自然氧化;其發光峰位發生藍移,而強i度隨放置時間的延長而降低。
  3. Residual sync causes the green channel to bias incorrectly with respect to red and blue at the display crt, thus causing a color shift

    剩餘的同步信息將使綠色通道無法與crt顯示所需的紅色和藍色通道相匹配,因而會導致色偏。
  4. Compared with micro - sized y2o3 : eu and gd2o3 : eu phosphors prepared by a conventional method, nanosized y2o3 : eu and gd2o3 : eu synthesized by the present work, gives a clear blue shift in the emission spectrum, and a clear red shift in the excitation spectrum

    同時,發現了納米晶一些新奇的發光性質,即:發射光譜藍移現象,激發光譜紅移中電荷遷移帶( ctb )明顯紅移,猝滅濃度提高等。
  5. Abstract : after reading two papers, spectral blue shift of themal radiator and some problems related to it in infrared physics and a discussion on spectral blue shift of thermal radiator, some doubts on measurement were presented. spectral blue shift was in process, which is not against the three thermal dynamic laws

    文摘:看了《紅外物理中熱輻射的光譜「藍移」及與之有關的問題》和《熱輻射光譜「藍移」問題的商榷》兩文,本文對其測試條件提出質疑,並著重闡述了光譜發生「藍移」是「過程中」的現象,並不違反熱力學三定律。
  6. The conclusions are as listed below : compared with absorption of fc16ab in chloroformon, the absorption peak of fcifrab in lb films shifted toward the shorter wavelength region, suggesting that some interaction among molecules due to the close molecular packing such as h - aggregates in the lb films. comparing uv - vis spectra of fc16ab in lb films deposited from cl - subphase with from aqueous subphase, this blue shift phenomenon of absorption demonstrated cl - made the compactness of fc16ab lb films increasing. ft - ir spectra of fc16ab in lb films at different temperature showed that there is a gradual disordering of alkyl chain from 27 ? to 200 ?, but no district phase transition appeared

    結論如下:紫外-可見光吸收光譜說明:與fc _ ( 16 ) ab氯仿溶液相比, lb膜的吸收光譜發生了藍移,這歸結于fc _ ( 16 ) ab發生了h -聚集以及抗衡離子可以使fc _ ( 16 ) ab的lb膜排列更緊密;變溫紅外光譜說明,隨著溫度升高, fc _ ( 16 ) ab的lb膜中烷基鏈的有序排布程度減弱,這表明該lb膜熱穩定性減弱,但在減弱的過程中沒有出安徽人學申請碩士學位論文摘要現相轉變。
  7. Further study showed that quanta size effect is the reason of ultraviolet absorption and blue shift of absorption peak

    分析認為納米氧化鋅的量子尺寸效應既是其吸收紫外線的主要原因,也是其紫外吸收峰藍移的主要原因。
  8. The nanometer effect of the pores, which increased surface area and caused the failure of conglomeration of dbo - ppv polymer, can lead to the 90nm blue shift of the pl peaks of dbo - ppv

    這一結果確認了多孔硅的躍遷過程主要是由量子限制效應決定,復合過程受表面態影響。
  9. Compared with the composite of porous silicon and dbo - ppv, the peak of pl of porous silicon showed a blue shift

    多孔硅與dbo ppv復合后,使多孔硅的一個發光峰發生藍移。
  10. When the - 3 - particle size was small, the aberration of crystal lattice appeared and the bandgap energy increased, which resulted in the blue shift of absorption in the spectrum

    本研究中小的二氧化鈦晶粒導致了tio _ 2的晶格畸變,進而增大了tio _ 2的禁帶寬度,表現在光吸收譜的藍移。
  11. The uv - vis absorption spectra of pbs nanoparticles exhibit a blue shift in the absorption edges of the samples compared with that of bulk pbs, indicating the quantum size effect of pbs nanoparticles

    Pbs納米粒子的紫外吸收帶邊與其體相材料相比發生了藍移,表現出明顯的量子尺寸效應。
  12. But because of birefringence effect, there has serious color shift. there have some colors, such as yellow or blue, as the cell is in off - state ( non - voltage added )

    但由於雙折射效應,在顯示時存在光的色散,在不加電壓時(關態) stn - lcd顯示時卻是略帶顏色的,比如帶有黃顏色或藍顏色。
  13. The result showed that the spin coating method was better relatively. the obvious blue shift of pl was found in spectra of the ps / pmma composite prepared with spin coating. compared to the spectra from original ps sample, the luminescence quenching was greatly decreased for ps / pmma composite due to the prevention to ps layer with coated with pmma film and modification of dielectrical penetrability of the medium in quantum threads by the pmma

    實驗結果表明,用旋塗法實現的pmma固化后再與多孔硅復合而制得的樣品的結果最好,它與原始的多孔硅樣品相比發光峰發生了藍移而且發光強度下降很小,我們認為pmma層有限的厚度和pmma對多孔硅表面的保護使復合后發光強度下降很小,而且制備的多孔硅pmma復合體系的發光強度幾乎不隨時間而下降。
  14. The sem and the pl observation showed that the surface of porous silicon prepared by pulsed etching was more uniform and the si particles were smaller. the intensity of pl formed by pulsed etching method was enhanced and the peak had blue shift comparing that formed by dc electrochemical etching method. at the same time, it was observed that the smaller the dimension of the porous silicon, the broader energy gap of the porous silicon

    採用脈沖和直流電化學腐蝕兩種方法制備多孔硅,對這兩種方法制備的多孔硅樣品進行掃描電鏡和熒光光譜的測量,發現脈沖腐蝕制備的多孔硅樣品比直流腐蝕制備的多孔硅樣品表面均勻、顆粒尺寸小、發光強度大,而且發光峰位有明顯的藍移現象。
  15. As a result 4 the rising annealing temperature induces si02 phase to form, also ivolves the formation of a si phase. in high - temperature - annealed sio ~, films the excess silicon atoms are present as si - si4 tetrahedra, randomly dispersed in the amorphous si02 matrix. photoluminescent spectra were observed for the samples excided by the laser whose wavelength is 365nm. the pl peak is located at about 445nm, which dose n ' t shift as the annealing temperature changes. as the annealing temperature is raised, the luminescent intensity increases. the phenomena suggest that the si - o - si bond as a defect center which is broken down by the stress at the si nc / si02 interface is the primary source of blue luminescence

    這個陡的界面由於明顯的晶格結構的差別而有較大的應力。界面的形成伴隨著界面發光中心的增加,同時pl強度在l戶800有一個大的增強。這個結果提示我們,界面上h 0 s工鍵斷裂形成的nbohc應是藍光發射的主要原因。
  16. The nano - zno had high transparence property in the band of visible light, while the commercial zno powder was opaque. at the same time, nano - zno had wide absorption frequency as well as good absorption effect within the ultraviolet band. with the decreasing of the diameter of nanometer particle, blue shift of absorbing peak was observed

    結果表明:納米氧化鋅在中紅外頻段與普通氧化鋅的吸收能力相當,但由於納米氧化鋅的表面效應,其中紅外吸收峰形狀與普通氧化鋅不同;在可見光區,納米氧化鋅具有普通氧化鋅所不具備的高透光性;而在紫外光區,納米氧化鋅具有很寬的吸收頻段和優異的吸收性能,同時,隨粒徑的減小,吸收峰發生藍移。
  17. Nanoparticles show significant quantum - size effect ( such as energy band discreteness, band gap broadening, blue shift in spectra etc. ) as sizes of particles are smaller than bohr radis of exciton of bulk material with same composition ( for example, cds ’ s bohr radium is 6nm )

    當納米粒子的尺寸小於其塊狀材料的激子波爾半徑時(如cds的激子波爾半徑為6nm ) ,能夠表現出明顯的量子尺寸效應(如能帶離散,禁帶變寬,光譜藍移等) 。
  18. The blue shift could be associated with precipitation of xe gas bubbles. since the precipitation will change the defect morphology and reduce the sizes of each isolated defects, so to intensify the quantum size effects of nano - particles and induce the observed band gap broadening

    10 ~ ( 17 ) cm ~ ( - 2 )樣品峰位藍移,是由於xe以氣泡形式析出,改變了缺陷形態、使缺陷的分立尺寸減小,納米粒子的量子尺寸效應變得明顯,導致能隙展寬。
  19. Similarly, in the spectrum of a star moving towards us, the characteristics lines would show a “ blue shift ”, i. e., they would be displaced towards the blue end of the spectrum, corresponding to shorter wavelengths and higher frequencies

    同樣,在向我們靠近的恆星的光譜上,特徵譜線會顯示「藍移」 ,即譜線移向藍端,就是說波長短而頻率高。
  20. For other sample which also appeared two peaks the change of its two peaks varied with the temperature was observed. the higher energy peak remained stable with the temperature change. however the intensity of the lower energy peak was enhanced and the peak position had a blue - shift with the rise of temperature

    對于熒光雙峰的多孔硅樣品,研究了熒光峰隨溫度變化的性質,隨著溫度的升高,熒光高能峰基本上不發生變化,而熒光低能峰隨著溫度的升高其強度逐漸增強,峰位發生明顯的藍移。
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