high-energy ion 中文意思是什麼

high-energy ion 解釋
高能離子
  • high : adj 1 高的〈指物,形容人的身高用 tall〉;高處的;高地的。2 高級的,高等的,高位的,重要的。3 高尚...
  • energy : n. 1. 干勁,活力。2. (語言、行為等的)生動。3. 〈pl. 〉 (個人的)精力;能力。4. 【物理學】能,能量。
  • ion : n. 【物理學】離子。 positive [negative] ion正[負]離子。
  1. 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
  2. ( 2 ) the emission spectra of laser ablation metal copper plasma were measured. the detailed mechanism of plume emission of cu plasma was qualitatively explained using a simple model based on excitation of atom and ion in plume arising from inelastic collision between the elemental species and electron with high kinetic energy. under the local thermal equilibrium model, the electronic temperature of copper plasma was deduced to be in the 104 scale by its emission lines

    ( 2 ) cu等離子體光譜:在420 570nm波長范圍內觀測了激光燒蝕cu等離子體的光譜和各發射譜線在等離子體中的空間分佈;比較了激光能量對cu等離子體發射光譜、電子溫度的影響;用局部熱力學平衡( lte )近似,測得cu等離子體的電子溫度為104k數量級;在不同背景氣壓下,觀測了激光燒蝕cu等離子體光譜的空間分佈。
  3. One of the focuses in investigating the high energy heavy - ion collisions is to explore the existence and the properties of quark - gluon - plasraa ( qgp ) which is predicted by the strong interaction theory - quantum chromodynamics ( qcd )

    探尋強相互作作理論?量子色動力學( qcd )所預言的夸克膠子等離子體( qgp )的信號及相變性質( ? )直是高能核?核碰撞實驗的重要目標之一。
  4. The control of beam halo - chaos becomes a critical problem in the development of high intensity accelerator. efforts to remove the halo by collimation have been largely unsuccessful since the halos almost always regenerate. the mechanisms of halos are complex, such as nonlinear resonances and chaotic behavior etc. considering this, professor fang jin - qing who works in china institute of atomic energy pointed out that the theory of chaos control can be used to control beam halos. he presented the method to control halos by using nonlinear functions, which means nonlinear function g is added to the right of ion radial self - edlctric force equation and some nonlinear function are selected to control beam halos in simulations. in paper [ 69 ], controllerg = - 0. 15sin ( rmax - am ) 2 was used and the halo intensity was decreased to 0. 1078, the halos are removed partly

    束暈?混沌的控制是新一代強流加速器研製的關鍵問題,隨著強流離子束應用前景的日趨廣闊而日益成為研究的熱點。傳統機械限束器因無法解決束暈的再生而收效甚微,因為束暈的形成有著其內在動力學機制?非線性共振以及混沌等。基於此,中國原子能科學院研究員方錦清將混沌控制的理論和方法開創性的運用於束暈?混沌的控制上,提出了控制束暈?混沌的非線性控制策略,即在粒子徑向所受束自生場力方程的右邊加上非線性控制函數g :並選取一些非線性函數如等進行了控制的模擬研究,將束暈強度控制在0 . 1078左右,取得了初步的控制效果。
  5. To improve the level of automation in accelerator control of china institute of atomic energy, an advanced network control system about low - energy high ion - current device was designed and realized

    摘要為了提高中國原子能科學研究院串列加速器控制的自動化水平,設計並實現了一種先進的低能強流離子束網路控制系統。
  6. After 40 hour irradiation time, about 7 ci of radioactive isotope 64cu was produced via 63cu ( n, y ) 64cu reaction. after simple disposal, the irradiated copper sample was installed in the high - intesity ion sputter source on the hi - 13 tandem accelerator. then 64cu ions extracted from the high - intesity ion sputter source and injected into the tandem accelerator, 64cu ions can be accelerated to an energy of 80 mev and formed the off - line rnb since natural

    S )的熱中於通量下,經過34個半衰期輻照,通過『 u … , y )生成放射性l司位素『 cll ,然後將放射性銅靶錐注入串列加速器強流濺射離于源中,引出mcll負離于,經刁串列加速器加速而得到能量為80mcv的離線放射性核束「 cll叭。
  7. In the second chapter we give a simple introduction of the ultra - high energy heavy - ion experiments

    Disseri人tionj7avff論文的第二章我們簡單介紹了超高能核一核碰撞實驗的進展情況。
  8. The first chapter is introduction. a lot of possible signatures of qgp formation predicted by theorists are introduced in this part. the ultra - high energy heavy - ion experiments are the main ways to study qgp phase transition at the controlled condition

    論文的第一章為引言部分,主要介紹了qgd相變與夸克?膠子等離子體的特性,高能核?核碰撞的時空圖像和相變條件、以及理論上預言的qgp存在的一些可能的信號。
  9. And we consider sufficiently all kinds of factors, such as conductance of tube, leak and deflate of system, pump speed, ionization and re - ionization of high - energy ion taking place in the process of transmission. furthermore, we take two ways to discuss pressure distribution of cell

    在系統軸線上壓力分佈分析過程中,綜合考慮了管道的流導、系統的漏氣和放氣、泵的抽速、高能離子在管道內漂移過程中發生的電離和再電離等因素的影響。
  10. This is the newest result in the high - energy heavy ion field

    這是本工作在高能重離子領域中首次報導的最新的實驗分析結果。
  11. One of important purposes of high - energy heavy ion physics is to study strongly interacting dynamics in high energy density and high temperature environment

    高能重離子物理的重要目的之一是研究極高能量密度和極高溫度環境中強相互作用的動力學性質。
  12. It is indicated that the radius parameter is insensitive to the spatial shape of the edge zone of source and is mainly affected by the size of the central zone of pions emitted in high energy heavy - ion collisions

    結果表明,半徑參數主要取決于高能重離子碰撞中多數介子產生的中間區域;對產生介子的邊緣區域的空間分佈形狀不敏感。
  13. Up to now, research on strong interaction with theory model, such as the diagnosing the signal of quark - gluon plasma existence, mostly based on quark - gluon plasma system in high energy heavy ion collision is in chemical and thermal equilibrium

    我們知道,到目前為止,利用理論模型進行的強相互作用方面的研究(比如:得到qgp存在的信號廠多以在高能重離子碰撞中的夸克膠子系統是處于化學平衡和熱平衡的為基礎的。
  14. The research on the radiation effects of materials induced by high - energy proton irradiation is of important significance in many scientific fields, such as the single event effects of semiconductor components exposed on space, accelerator - driven nuclear energy generator, tritium production by accelerator, intense pulsed ion beam technology, proton radiography, etc. the effects and mechanisms of irradiation vary vastly for different energies and intensities of proton beams

    宇宙高能質子的單粒子效應( see )研究、潔靜核能系統( ads )研究、加速器產氚計劃( apt ) 、強脈沖離子束( ipib )技術、質子斷層掃描等領域都涉及質子輻射效應問題。質子輻射對不同的材料會導致不同的效應,開展質子輻射效應產生的機制研究,掌握其效應規律,對于電子學元器件的抗輻射加固指標提出,以及在其他研究中的方案設計等都有重要意義。
  15. With the run of rhic, how to find the signals of qgp from the final hadrons state has become the sensitive topics in high energy heavy ion collision

    隨著相對論重離子對撞機rhic的運行,如何從末態強子中尋找標志qgp生成的信號是當前高能核物理界的重大熱點課題。
  16. The isospin effect and k production in intermediate and high energy heavy ion collisions ( hics ) are hot topics in the nuclear physics. based on the isospin - dependent quantum molecular dyanmics ( iqmd ) model and self - consistent relativistic boltzmann - uehling - uhlenbeck ( rbuu ) model, we have studied them and obtained some interesting results. as for the study of isospin in intermediate energy hics, we ' ve investigated how both stength ( q ) and density dependence of symmetry potential ( sp ) affect many measurable observables, such as the yield, phase - space, and isospin distributions of fragments, as well as the correlations between intermediate - mass - fragment ( imf ) multiplicity n and charged - particle multiplicity n, light - charged - particle ( lcp ) multiplicity n, and neutron multiplicity n,

    在中能重離子碰撞的同位旋研究方面,分別研究了對稱勢的強度( c _ s )和其密度依賴形式對中能重離子核反應各類碎片產物產額、相空間、及其同位旋的分佈,中等質量碎片多重數( n _ ( imf ) )與帶電粒子多重數( n _ c ) 、輕帶電粒子多重數( n _ k ) 、中子多重數( n _ n )的關聯等多種實驗觀測量的影響,以獲取對稱勢中該兩方面的信息,尤其著重於研究如何分別獲取有關該兩方面的信息的途徑。
  17. Li - ion and li - polymer battery are being widely used. their high energy density and long life make them the suitable selection for portable application

    鋰離子和鋰聚合物電池由於能量密度高和長循環壽命等優點,在便攜式設備中得到了廣泛的應用。
  18. 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。
  19. There is a part of beam loss during the course as the neutralization of high - energy particles dragged from the ion source, the deflexion of charged particle on the beam stream and the scraped beam of exceeding beam waist and low density. it is necessary to analyze the beam loss and bring forward a rational project for absorbing beam stream

    將離子源引出的高能粒子進行中性化,再偏轉掉束流中的帶電粒子,將超過束腰半徑、密度較小的束流削除,在此過程中有一部分束流損失,它直接影響加熱功率的因素,因此,對束流損失進行了分析,對損失束流的吸收提出了吸收方案。
  20. The operation and first collisions of au nuclei in the relativistic heavy ion collider ( rhic ) at brookhaven national laboratory ( bnl ) during year 2000 began a new era in the study of nuclear matter at high energy density and the search of quark - gluon plasma ( qgp )

    原子核又是由核子通過強相互作用而結合在一起的。強相互作用的基本理論,量子色動力學( qcd ) ,指出所有參與強相互作用的基本粒子都是夸克( q )及反夸克( ( ? ) )的束縛態。
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