離子束分析 的英文怎麼說
中文拼音 [lízishùfēnxī]
離子束分析
英文
ion beam analysis- 離 : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
- 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...
- 束 : Ⅰ動詞1 (捆; 系) bind; tie 2 (控制; 約束)control; restrain Ⅱ量詞(用於捆在一起的東西) bundle;...
- 分 : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
- 析 : Ⅰ動詞1. (分開; 散開) divide; separate 2. (分析) analyse; dissect; resolve Ⅱ名詞(姓氏) a surname
- 離子 : [物理學] ion
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In most recent studies, researchers have analyzed aluminum - rich minerals such as anorthite and hibonite using an ion microprobe, which bombards a sample with a focused ion beam to release secondary ions from the sample ' s surface
在最新的研究中,科學家使用離子微探針來分析鈣長石、黑鋁鈦鈣石等富含鋁的礦物,以聚焦的離子束撞擊樣本,使樣本表面釋出次級離子。Analysis of damage induced by fib irradiation in microprocess
聚焦離子束在精細加工中引起損傷的分析Mutation spectrum analysis oftransglutaminase gene in streptomyces fradiae after irradiation by n ion
氟氏鏈黴菌離子束注入突變譜的分析( 4 ) chapter vi. the theory of ion curren extraction of rf ion source is investigated, the reason of emission surface formation and its effect on ion curren extraction are reasearched emphatically
( 4 )對高頻離子源的束流引出原理作了理論推導和分析,著重研究了發射面的形成及其對引出束流特性的影響。The main results and academic contributions of the dissertation can be summarized as following : 1 ) for the difficulty to obtain the accurate analytical solution of the stress constraints around 3d cracks, detailed 3d fe analyses have been conducted to study the out - of - plane constraint factor tz around a straight through - thickness crack, a quarter - elliptical corner crack and a semi - elliptical crack embedded in an isotropic elastic plate subjected to uniform remote tension loading. the distributions of tz are minutely studied in the forward section of the cracks. strong 3d zones ( tz > 0 ) along the crack front were investigated despite the far field stress - free boundary conditions
全文主要研究內容和學術貢獻如下: 1 .針對一般三維裂紋端部場應力約束準確解析的困難,對均勻拉伸載荷作用下各向同性彈性板中穿透厚度中心直裂紋、半橢圓表面裂紋和1 / 4橢圓角裂紋進行了大量詳細的全場應力三維有限元分析,首次全面分析了非穿透裂紋端部場三維影響區范圍,給出了不同形狀三維裂紋前沿離面應力約束因子tz的數值解,並結合k場平面解給出了非穿透裂紋端部應力場k - tz雙參數描述。In the section of fabricating technology, i first discuss the ion beam technology. through the analysis of the effects of each parameter on the surface smoothness, profile fidelity and linewidth resolution in the process of ion etching, the suitable angle of incident ion beam, ion energy, density of ion beam and time of etching are selected combining the actual status of the mask
在製作工藝的研究方面,首先研究了離子束刻蝕技術,通過對離子束刻蝕過程中各個參數對刻蝕元件的表面光潔度、輪廓保真度和線寬分辨的影響分析,結合掩膜的實際情況選擇出了合適的離子束入射角、離子能量、束流密度和刻蝕時間等參數。Elemental analysis based on the emission from plasma generated by focusing a powerful laser beam on a solid sample surface is known as laser - induced breakdown spectroscopy ( libs ). when the power density of laser on the sample surface is high enough, the sample is vaporized, and the neutral and ionic species are formed in excited states
利用聚焦的強激光束入射固體靶表面產生激光等離子體,對等離子體中原子和離子發射譜進行雜質元素分析,這一過程叫做激光誘導擊穿譜( laser - inducedbreakdownspectroscopy ) ,簡稱( libs ) 。By using arabidopsis thaliana as material, the study had been focused on the ion beam implantation - induced effects and the changes of the configuration. with the rapd method and the analysis of the pod, the mechanism in molecular biology and physiology were stated
以擬南芥為對象做離子注入的物理誘變,觀測記載了離子束注入后供試材料的形態性狀變化,利用rapd方法探討了引起形態性狀誘變的分子機理,結合同工酶分析結果,分析了離子束輻照引起的生理誘變效應。The volatile oil of a. thaliana transferred with mint total dna was analyzed by means of gc - ms. two transgenic plants were measured to contain menthol component in 250 plants of tl generation and one plant in then * 267 progenies, which provided explicit evidence for ion beam - mediated polygenic character transmission between distant species. two conclusions were drawn : one was that multiple genes controlling the same trait could be transformed into the receipt and efficiently expressed, the other was that the transferred new character was hereditary, i. e., the genes controlling the new character could inherit
用gc - ms分析了離子束介導薄荷全dna轉化的擬南芥菜個體的揮發油成分,在250個轉化當代植株中有兩株被測出含有薄荷醇,在這兩株的267個t2代植株中仍有1株被測出含有薄荷醇,該實驗為離子束介導外源全dna轉化實現物種間多基因復雜性狀的轉移提供了明確的證據。The paper mainly focused on the beam transport part of asipp key laboratory of ion beam bioengineering and it ' s component elements, for example, van de graff accelerator, bending magnet, magnetic quadruple lenses, beam shutter, collimator and so on. the laboratory has performed the milestone achievement that is beam passed the hole of lo ^ m diameter in experiments. many experimental results are discussed by theories according to experiments
本文重點討論了中科院離子束生物工程學重點實驗室單粒子束裝置的束流傳輸部分,對主要部件進行了詳細的討論,如:靜電加速器、偏轉磁鐵、磁四極透鏡、束線開關、瞄準器等,實驗中已取得束流穿過10 m小孔的標志性成果,並運用相關理論結合具體實驗分析了實驗結果。Abstract : based on the splashing mechanics microeffect , this paper introduced the principle of ion beam removal machining it analysed the influenced factors of production efficiency , studied the structure and working principle of the device of ion beam removal machining
文摘:從離子束濺射的微觀力效應出發,介紹了離子束去除加工的原理,分析了影響加工效率的因素,並對加工裝置的結構及工作原理進行了探討。The influence of depositing condition on the depositing rate and the structure of the films were studied by the aid of tem and xrd. when the temperature ( ts < 450, ta < 800 ) is low, the structure of the samples is still amorphous. the majority content of the sample is sio 90 by the aid of xps
利用雙離子束濺射沉積技術,通過共濺射方法制備了si - sio _ 2薄膜,研究了沉積時間、工作氣壓p _ ( ar ) 、基片溫度等對沉積速率的影響,用tem和xrd分析了樣品的結構。The theory of ion - beam etching and ion sources are reviewed. the classification of ion - beam etching are introduced. according to the mechanism that ion sputtering leads to faceting, trenching, reflection and redeposition, some relative solutions are put forward
綜合敘述了離子束刻蝕技術和離子源的工作原理,簡單介紹了離子束刻蝕的分類,闡述了離子束刻蝕的物理濺射效應導致的刻面,開槽,再沉積等現象的產生機理及解決辦法,分析了kaufman離子源進行ribe的可行性及出現的問題。The article analyzes mainly the relation between pressure distribution of neutralizer and efficiency of neutralize describing neutralized rate of high - energy ion beam in the process of passing neutralizer. then, we accurately analyze pressure distribution in the axis direction of axis of nbi system, especially of pressure distribution curve of neutralizer
主要分析了高能離子束通過中性化室的中性化效率與中性化室內壓強的關系,給出了nbi系統從離子源引出端到托卡馬克裝置入口處的軸線上壓強分佈情況,尤其是中性化室內的壓強分佈曲線。We give some useful analyses and the computer simulations for the ion etching process. compared with the atomic force microscope ( afm ) scanning photograph of the etching surface, the theoretical results prove that these simulation analyses assure the precision required by this problem, so these mathematical models are reasonable and correct. the analysis method in this paper is useful to analyze etching process, and it can also afford some valuable reference to etching technology
在本論文我們主要利用這個數學模型,對使用離子束刻蝕製作單臺階光柵的臺階與溝槽部分的表面面形隨時間的演變過程分別進行了計算機模擬分析,並通過把理論結果與在實驗中得到的刻蝕表面在原子力顯微鏡( afm )下拍攝的照片進行比較,結果說明這種模擬分析能夠保證對該問題分析所要求的精度,從而也證明了理論模型的合理性和正確性。The composition and structure of the films synthesized by ibed were examined by rbs, xrd and edx. the photoluminescence spectra at 1535nm of er3 + - siox films were measured with pumped. the relationship between optical properties of er - doped films and technologies of ibed was summarized
對離子束增強沉積工藝制備的薄膜,採用rbs 、 edx和xrd進行成分分析和微觀結構分析,測定了薄膜在1535nm處的光致熒光,總結了薄膜的特性和性能與制備工藝的關系。The structure is shown to achieve extremely low reflectance over a wide field of view and a wide light wave band. in the second section, we analyzed the etching surface
在衍射光學元件的製作實驗部分,本論文完成的主要工作是進行刻蝕工藝的研究,對離子束刻蝕產生的面形進行了理論的分析。The main topics in this thesis are as following : presenting details of the microbeam facility, mc 2000, microscope stage, venus - 1 language, modeling on the control program based on the requirements analysis, the control structure and flow chart, the main frame for the integrated program, utilizing acti vex control to implement serial communication between the computer and mc 2000, seamless integration between vb application and matlab, probing into some factors that may influence the controlling precision and providing some methods to solve them
與此同時,對實驗過程中產生的一系列實驗數據進行必要的分析,為進一步進行離子束生物工程中的誘變方向性問題和估計低劑量電離輻射的生物體效應研究提供理論依據。作者承擔了微束裝置計算機控制系統的設計工作,完成了asipp微束裝置計算機控制系統的系統設計、主程序以及樣本架控制模塊的設計;提出並實現了提高裝置通量的相關優化策略等。Then they decay by the emission of light. we can get the information about the structure of the atoms by analysis of the spectrum
束箔實驗中,離子束經過加速器的質譜分析,保證了它在同位素上是純的。The principle, characteristic, progress and the developmental trend of plasma jet surface metallurgy and laser cladding are described, and the two technologies are compared through analyzing the structure and organization of coatings
摘要介紹了等離子束表面冶金和激光熔覆技術的原理、特點和研究現狀,分析比較了兩種技術的工藝特點及塗層組織結構特點。分享友人