crystal defect 中文意思是什麼

crystal defect 解釋
晶格缺陷
  • crystal : n 1 結晶,(結)晶體;晶粒;水晶(=rock crystal);石英。2 【無線電】晶體。3 結晶玻璃;雕玻璃;...
  • defect : n. 1. 缺陷,缺點,弱點;短處。2. 不足,缺乏。vi. 叛變;逃走。 He defected to the West. 他叛逃到西方。
  1. The methods that will be discussed are based on concepts derived from various fields, namely electron optics, the interaction of electrons with crystals, elasticity theory, crystal defect theory and crystallography

    我們要討論的途徑是以源自多種領域的觀念為基礎,也就是電子眼,電子和晶體之間的干擾,彈性理論,晶體缺陷理論和結晶學。
  2. In this thesis, a new finite difference time domain ( fdtd ) method is developed to treat a two - dimensional photonic crystal consisting of nearly - free - electron metals. the method is used to calculate the band structures and investigate defect modes and guide modes in such a photonic crystal

    本論文首先發展了一種基於等離子模型的有限差分計算方法,並應用於二維金屬光子晶體,有效地計算了該類光子晶體的能帶結構。
  3. Crystal defect face orientation lattice

    晶體缺陷晶面晶向晶
  4. Point defect - a crystal defect that is an impurity, such as a lattice vacancy or an interstitial atom

    點缺陷-不純凈的晶缺陷,例如格子空缺或原子空隙。
  5. A crystal defect caused by the absence of an atom, an ion, or a molecule in a crystal lattice

    晶格空位在晶格里由於缺少一個原子、一個離子或一個分子造成晶格空位
  6. So it can reduce the light leaking loss of a 2 - d photonic crystal defect waveguide

    本論文對空氣橋結構光子晶體帶隙限制光波導及其接續光波導的製作工藝進行了研究。
  7. Crystal defect - parts of the crystal that contain vacancies and dislocations that can have an impact on a circuit ' s electrical performance

    晶體缺陷-部分晶體包含的、會影響電路性能的空隙和層錯。
  8. The result showed that crystal defect of nano - cuo prepared by pressure - hydrothermal method is less, structure is more stable, the process of charge and discharge is more steady, and duration is longer

    結果表明,壓力-熱液法制備的納米氧化銅晶格缺陷少,結構穩定,充放電過程平穩,且持續時間長。
  9. Effect of structure and defect on photonic band gap of 2d photonic crystal

    二維光子晶體結構和缺陷對光子禁帶的影響
  10. Cadmium germanium arsenide, cdgeas2, has promising advantage for its attractive nonlinear optical properties in all chalcopyrite semiconductors. it has an extremely high nonlinear coefficient, a wide infrared transparency range, but crystal of cdgeas2 has a strong absorption at 5. 5 m which related to a native acceptor - defect

    砷化鍺鎘晶體( cdgeas2 )是黃銅礦類半導體晶體中綜合性能最優者,其非線性光學系數和遠紅外區透過率很高,但其在中紅外區5 . 5 m有較強的吸收。
  11. This thesis work has researched the fabrication technics of photonic crystal defect waveguide with air - bridge structure and collecting waveguide ; suggested using uv - lithography and wet etching to fabricate traditional waveguide, after that, using eb - lithography and dry etching to fabricate photonic crystal holes, so can reduce the fabrication cost by a big range ; designed the moulding board, which can fabricate the air - bridge structure and is convenient for recognizing position in eb - lithography ; the structure consisted of traditional waveguides and etching grooves are fabricated on soi successfully, then an successful eb - lithography is realized on the structure, the defect waveguide collected with the traditional waveguide quite well ; used the etching grooves to do the sacrificial layer etching experiment, which grounded etching sacrificial layer by photonic crystal holes in next step

    提出採用紫外光刻工藝製作傳統波導結構之後,通過電子束曝光和干法刻蝕製作光子晶體小孔的工藝方案,大幅度減低了製作成本;設計出可形成空氣橋結構、並且適用於電子束曝光位置識別的光刻模板,在soi材料上成功製作出帶有空氣橋刻蝕預留槽以及接續光波導的結構,在該結構上成功實現了光子晶體帶隙波導的電子束曝光,帶隙波導與接續光波導位置接續良好;最後利用預留槽進行了刻蝕犧牲層的實驗,為下一步利用光子晶體小孔刻蝕犧牲層形成空氣橋結構打下了基礎。
  12. Most of people are looking forward the crystal - like love ? pure without any defect. however the truth is most people are having the glass - like love - same transparent but easily broken

    許多人嚮往水晶般的愛情? ?晶瑩剔透沒有一點瑕疵。更多人擁有的卻是玻璃般的愛情? ?同樣透明但容易破碎。
  13. Main research contents and achievements of this thesis is as follows : l. this paper carries through particular test and analysis to the basic physical - chemical properties of gaojiawang palygorskite, an environmental mineral fibre, by xay, ir, tem, sem etc. this paper has also discoursed upon the development appliance research status in quo and directions of palygorskite. 2. according to the preceding surface modification research achievements to nonmetal mineral materials, the author combines the self characteristics of palygorskite such as the ratio of length and diameter, typical nano - rank particle diameter, big ratio surface area, well - developed crystal growth imperfection and lattice defect etc. the author also designs organising modification ortho - experimentation of palygorskite by adopting iso - propyl alcohol as thinner of wd - 51 and ndz - 401, and acquires the best craft parameters and craft conditions for gaojiawang palygorskite original ore organising modification, namely : wd - 51 concentration 1. 6 % ( wt % ), modification temperature 120 ?, and modification time 60 mins ; ndz - 401 concentration 2. 0 % ( wt % ), c modification temperature 120, modification time 80 mins

    在前人對非金屬礦物材料表面改性的基礎上,結合環境礦物纖維?坡縷石自身的特點(如:長徑比、典型的納米粒徑、大比表面積、發育的晶體生長缺陷和晶格缺陷等) ,通過對坡縷石有機化改性設計正交試驗,採用( ch _ 3 ) _ 2choh作為稀釋劑,獲得了採用wd - 51和ndz - 401對高家窪坡縷石原礦進行有機化改性的最佳工藝參數和工藝條件,分別為: wd - 51的濃度為1 . 6 ( wt ) ,改性溫度為120 ,改性時間為60min ; ndz - 401的濃度為2 . 0 ( wt ) ,改性溫度為120 ,改性時間為80min 。
  14. With a variety of active skin beautifying element of selected natural pearl essence, chlorophyll time - inverse non - trace repair factor and 100 pure aloe oil etc. adopting international advanced nanometer ultra micro powder technology and biological enzymolysis technology, it can perfectly cover face defect and line crack, adjust uneven skin tone, smoothen skin, build up skin transparency, in the meantime, it can resist pollution, improve skin tone, make your skin like crystal and lotus flower

    好處:精選天然珍珠精華、葉綠素逆時無痕修復因子、 100 %純蘆薈油等多種活性美膚成份,採用國際先進的的納米超微細粉末技術和生物酶解技術,完美遮蓋面部瑕疵及細紋,調整不均勻膚色,平滑肌膚,締造肌膚透明感的同時,抵抗污染,提亮膚色,令肌膚晶瑩剔透宛如出水芙蓉。
  15. Investigation on the bandwidth and quality factor of the defect mode in a photonic crystal with a defect

    光子晶體缺陷模的帶寬與品質因子研究
  16. Abstract : comparision is made between the characteristics of recovered wcand conventional wc by clectronic probe detection. in view of perfect crystal lization, less defect in the crystal and sufficient compound carbon, cemented carbide superior to conventional wc is developed by process optimization to compensate for the high o2 content and more inclusions in the recovered wc

    文摘:用電子探針檢測手段對比了回收碳化鎢和一般碳化鎢的不同特性,從回收碳化鎢具有結晶完整、晶內缺陷少、化合碳充足等優良性能出發,用工藝優化手段彌補回收碳化鎢氧含量高、夾雜物多等缺點,試制出了性能優于用一般碳化鎢生產的硬質合金。
  17. Quantitative determination of ab microscopic defect density in gallium arsenide single crystal

    砷化鎵單晶ab微缺險密度定量檢驗方法
  18. When two same defects are introduced into the structure, the defect modes, no matter in the bragg gap or the zari gap, reveal degeneracy and split as the interval between the two defects decrease, due to the coupling of the two defects. the split of defect mode doesn ’ t appear when two different kinds of defects are introduced. furtherlly, the transmission of 1d ternary photonic crystal containing lhm is also investigated with the help of tmm

    引入兩個缺陷之後,當缺陷相同時,缺陷間的相互作用與它們的間隔成反比,當缺陷間隔比較大時,相互作用比較小,其缺陷模是簡並的;隨著間隔的減小,相互作用變大,簡並的缺陷模將發生分裂,間隔越小分裂越明顯,而且這種現象與缺陷模所處帶隙以及結構本身的構成無關。
  19. The transmission spectra and reflectance spectra of the pc shift systematically with the spheres size, providing evidence of photonic crystal effects. photoluminescence measurements show efficient emission of the zno photonic crystals in the uv as well as a defect emission band at longer wavelength

    利用透射光譜及反射光譜研究了影響zno光子晶體的光子禁帶的工藝參數;利用x射線衍射儀分析了zno光子晶體的結晶和取向性能;利用熒光分光光度計,研究了不同前處理溫度下的zno光子晶體的光致發光譜。
  20. This dissertation discusses the arithmetic of the image process, shows and explains the pseudocode, illustrates the feasibility and validity of liquid crystal display controller pcb defect inspection adopted image process

    本文詳細地論述了圖像處理中的演算法並給出了偽代碼予以說明。對採用圖像處理的方法檢測液晶顯示控制電路板的可行性和有效性進行了闡述。
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