ion beam 中文意思是什麼

ion beam 解釋
離子射柱
  • ion : n. 【物理學】離子。 positive [negative] ion正[負]離子。
  • beam : n 1 梁,棟梁,桁條;(船的)橫梁。2 船幅;(動物、人的)體幅。3 (秤)桿,杠桿,(織機的)卷軸,...
  1. 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。
  2. Numerical simulation of the beam optics characteristics in a high energy and high current negative ion beam system

    高能強流負離子束系統束光學特性的數值模擬
  3. Ion beam mutation has significant bio - effect

    摘要離子誘變具有顯著的生物學效應。
  4. But when seeds were bourgeoned 24 - 48h and then implanted by ion beam and dealt with transformation, we obtained 10 % temporary expression

    而種子萌動24 - 48h後接受注入和轉化,瞬間表達率約10 。
  5. Lin h, li l and zeng l., " in - situ end - point detection during ion - beam etching of multilayer dielectric gratings ", chin. opt. lett., 3 ( 2 ), 63 ( 2005 )

    林華, "介質膜光柵:光刻膠掩模占寬比和離子束刻蝕槽深的監控" ,博士論文,導師:李立峰( 2006 )
  6. This paper mainly discusses the designing and testing method to the dds acousto - optic mode locking. it also makes some further analysis on the critical technology - - - - - - the transducer acoustical membrane matching and transducer thinning, which can directly affect the performance of acousto - optic elements. it then analyses the heat effect of acousto - optic elements and the technology of transducer thinning by developing ion - beam sputtering of high frequency acousto - optic elements

    本文重點討論了dds聲光鎖模器的設計及測試方法,討論和分析了影響聲光器件性能的關鍵工藝換能器聲學膜層匹配和換能器減薄工藝,對聲光器件的熱效應進行了測試分析,對離子刻蝕法聲光換能器減薄新工藝作了一定的探討。
  7. Ni ion beam enhanced deposition of nitride film

    鎳離子束動態增強沉積多元氮化物膜
  8. Influence of ion - beam etching incidence angle on slope of pattern sidewall

    光線斜入射對光柵常數測量的影響
  9. Streptomyces spectabilis 1043 which produces spectinomycin is implanted by n ( superscript + ) ion beam

    摘要利用離子注入選育高產壯觀鏈黴菌。
  10. The ast ( anthocyanin spotted testa ) mutant, which was induced by carbon ion beam, was a single recessive gene mutant of arabidopsis thaliana and involved in the anthocyanin biosynthesis

    擬南芥ast ( anthocyaninspottedtesta )突變體是由碳離子束誘導產生的與花青苷生物合成有關的突變體,受單隱性核基因控制。
  11. The authors discovered four peculiar phenomena, i. e., the self seed - setting and its genetic stability of the autoteraploid rice, the early - generation stabilization in the cites between alloploid rices, the self embryogenesis of autoteraploid rice wider isolated conditions, and a high seed - setting percentage in some plants of autotetraploid rice after the treatment of ion beam, in the research of autotriploid and autotetraploid rices

    在對同源三倍體水稻和同源四倍體水稻的研究中發現了值得注意的4種奇特現象,即同源三倍體水稻的結籽現象及其倍性的遺傳穩定性、在異倍性水稻間的雜交後代中早世代性狀穩定遺傳的現象、在隔離條件下同源四倍體的胚自發現象和離子束注入后同源四倍體水稻單株的高結實現象。
  12. We prepare the si - sio2 and ge - sio2 thin film by using the dual ion beam co - sputtering method and the rf co - sputtering technique respectively, adjusting the substrate temperature ( ts ) and the annealing temperature ( ta ). then we analysis the structure of the thin film by using the xrd and tem

    論文採用雙離子束濺射和射頻磁控濺射沉積技術,通過改變薄膜沉積過程中基片溫度( t _ s )以及薄膜制備完成後退火溫度( t _ a )分別制備了si - sio _ 2和ge - sio _ 2薄膜。
  13. In this paper, we reported the structural and luminescent properties of si - based oxide films containing semiconductor si, ge or metal al powders prepared by a dual - ion - beam co - sputtering method ( si - sio2 films and al - si - sio2 films ) or rf magnetron sputtering technique ( ge - sio2 films ), and analyze the pl and el mechanism. 1. the composite films of si - sio2 films were prepared by dual ion beam co - sputtering method from a composite target in argon atmosphere

    我們利用雙離子束共濺射和射頻磁控共濺射技術制備了一系列含有半導體si 、 ge顆粒及金屬顆粒al的薄膜,即si - sio _ 2薄膜、 ge - sio _ 2薄膜和al - si - sio _ 2薄膜,分別對它們的結構、光吸收以及發光性質進行了研究。
  14. A. thalianas were respectively introduced by ion beam with a collection of donor dna having a gradient genetic relation with a. thaliana. in vegetative phase of tl, the ratio of phenotypic variation showed no distinct difference among these transformed populations

    用離子束介導與擬南芥菜親緣關系從近到遠一系列的外源供體的全dna轉化擬南芥菜,在轉化當代營養生長期,各轉化群體的表型變異情況沒有明顯的差別。
  15. The feasibility that kaufman ion source is applied in reactive ion beam etching is discussed. etching characteristics of materials, including pr, cr, quartz, are investigated. the etch rate and mechanisms of such materials are measured and analyzed as a function of ion energy, ion beam density and ion incidence angle in pure ar and chf3, respectively. the etch rate has shown a square root dependence on variation versus

    深入研究了光刻膠、鉻薄膜、石英等光學材料離子束刻蝕特性,分別以ar氣和chf3為工作氣體,研究光刻膠、鉻薄膜、石英等的刻蝕速率隨離子能量,束流密度和離子入射角度的變化關系,得到刻蝕速率與影響因素的擬合方程,為掩模的製作工藝路線提供了實驗依據和理論指導。
  16. Study on the fabricating method the fe / al2o3 / fe mtj and co / al2o3 / feni mtj are prepared by ion - beam sputtering systems. the fexcu ( 1 - x ) granule films were evaporated directly using a high vacuum electron beam evaporation. some samples of granule films are annealed at 340c

    用高真空鍍膜機制備了fe _ xcu _ ( ( 1 - x ) )系列顆粒膜,並對部分膜做了加熱退火處理,樣品被加熱到340並且保溫2小時。
  17. On the basis of this, we selected rms as feedback variable and constructed the controller g : add this controller to the right of ion radial self - edlctric force equation like equation ( 1 ). we simulated the motion of ion beam by using muti - paticle code ( partice - in - cell ( pic ) code ). the results demonstrated that the beam halo of five different initial distribution is eliminated well under the same controller. the halo intensity of k - v distribution, water - bag distribution and parabolic distribution and be reduced to zero. in the case of 3 - sigma distribution and full gauss distribution, the result is agree with minimum limitation ( 10 " ) of halo intensity of factual high intensity accelerator

    在此基礎上,選擇a為控制變量,構造延遲反饋控制器g : g ( s glrrms ( s )一rms ( s ) ( 2 )同( l )式一致,將此控制器函數加在粒子徑向所受束自生場力方程的右邊。利用多粒子數值模擬程序( pic )進行了控制試驗。模擬結果表明,用同一個控制器和同一個控制參數即可實現五種不同初始分佈情況下的束運一混飩的有效控制。
  18. The ion beam implantation induced aberration of ml in many aspects. firstly, it was displayed dominantly in the germination rates

    研究發現,離子束輻照擬南芥干種子引起了多方位的誘變效應。
  19. 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。
  20. Diamond - like carbon gradient film on ti6a14v alloy substrate have been prepared by means of plasma source ion implanted - ion beam enhanced deposition ( psii - ibed ). for potential applications as artificial joint materials and artificial cardiac valve materials, its trobological performance and hemocompatibility has also been evaluated in the present ph. d. thesis

    本研究採用等離子源離子注入?離子束增強沉積技術( psii - ibed )制備了鈦合金基類金剛石梯度薄膜材料,對類金剛石梯度薄膜這一新型人工關節材料和人工心臟瓣膜材料的生物摩擦學性能和血液相容性進行了研究和評價,研究了摩擦磨損對材料血液相容性的影響。
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