軌角動量 的英文怎麼說

中文拼音 [guǐjiǎodòngliáng]
軌角動量 英文
orbital angular momentum
  • : Ⅰ名詞1. (路軌;軌道) rail; track 2. (比喻辦法、規矩、秩序等) rut; path; course Ⅱ動詞[書面語] (遵循; 依循) follow
  • : 角Ⅰ名詞1 (牛、羊、 鹿等頭上長出的堅硬的東西) horn 2 (古時軍中吹的樂器) bugle; horn 3 (形狀像...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  1. Apply computer chip to control the circuit ; omron opto - elecrtonic control - ler and panasonic and mitsubishi inverter have stable performance, high precision, rapid reaction and long life - span ; the controlling plate applies tactile operation board which is handled easily ; vertical structural screen is easy to adjust the vertical printing pressure so as to ensure the quality of printing ; the frame lift is driven by electrical motor and installed with imported linear guide rails, of which the speed - adjust device, scraper and scraping blade can be adjusted within15 to 45 and can be set for many times so as to repeatedly printing with good precision and output, the flat bed is made of 2mm stain - less steel plates which are flat, smooth and indeformable ; it is also equiped with micromatic setting device in order to ensure the precision of multi - color overprint and auto air - intake device to ensure strong adsorption

    採用電腦板控制電路,歐姆龍光電控制器,松下,三菱變頻器,行直穩定.精度高,反應快,壽命長,控制面板採用觸摸式操作面板,操作方便,六式結構型網版垂直升降印刷壓力可調保證印刷質,機架升降採用電機驅安裝進口直線導,刮刀、回墨刀可在15一45調整,可設置多次,重復印刷保證產品精度.平臺板採用2毫米不銹鋼板製作,平整光滑不變形配有微調裝置,確保多色套印精度,配自吸氣裝置,確保強有力的吸附。
  2. Electron has an intrinsic angular momentum in addition to the orbital angular momentum due its motion about the nucleus.

    電子除了繞原子核運外還有內在的
  3. Orbital angular momentum vector

  4. While the spin angular momentum describes the intrinsic photon spin and corresponds to the optical polarization of light, the orbital angular momentum is associated with the transverse phase front of a light beam

    自旋描述了光的內稟自旋性以及相應的光的偏振,而是和光束的橫向相前相聯系的。
  5. Our approach differs from a recent theoretical paper that dealt with the possible conservation of the combined spin and orbital angular momentum in relation to the susceptibility of the down - conversion crystal

    我們的方法與新近一些理論文章提出的方法是不一樣的,他們處理自旋可能的守恆當中涉及到了下轉換晶體的磁化系數。
  6. Based on the hmiltonian expression for hydrogen atom in combination with the theory proposed, the theoretical values of the hydrogen atom ' s energy, ground state energy and spectrum constant and the electron orbital angular momentum are given

    根據氫原子的子哈密頓表示,結合創新的子算符代數理論,得到氫原子的能、氫原子的基態能、電子、氫原子的光譜常數等各種物理的理論值。
  7. First, using a kind of realization of yangian of a two angular momentum coupling system, we can work out the quantum states of the h = - s model, a two - lattice physics system whose orbital angular momentum and spin coupled in a special way. then, we select that situation that a orbital angular momentum of any value coupled with another of the value of 1 / 2 as an example, discuss the degenerate states of the model

    首先,通過二耦合狀況下的yangian實現來確定模型(一個和自旋以一種特定方式耦合的兩格點物理體系)的子態,以任意的與1 2的耦合為例,來討論具體到某一子態下該體系的簡並問題。
  8. Abstract : the magnetic moment of a hydrogen atom is calculated by using the solution of the relativistic wave equations. it is shown that the so called total magnetic moment are produced from the electron orbit motion. these results show that the total angular momentum j is actually the relativistic orbital angular momentum

    文摘:利用氫原子的相對論性波方程解計算了氫原子的磁矩.結果表明,現行子理論中所謂的總磁矩實際上都是由電子的道運產生的,由此提出了所謂的總實際上是相對論性的看法
  9. In this paper, the finite - element numerical analysis calculation is applied to the foundation of high - rise and multi - floor building and the evolvement law of stress and displacement of tunnel used by urban traffic to explore the mutual influence between the wall rock of underground space and high - rise building foundation, taking account of the specific construction situation in the " sanmu garden " project in dadukou district in chongqing, from the perspective of underground space static - force structure stability analysis to open a underground tunnel with 6m in span and 7. 5m in height for track traffic 20m below the surface. this paper, taking considerations of three different states, i. e. the natural state without any artificial interference, the state of high - rise buildings on the surface, and the underground tunnel state with excavation for track traffic, and four plane lines and four vertical lines, analyzes and studies the distributing law of stress and displacement of calculation section from the following aspects : ( 1 ) the main stress vectorgraph, displacement distribution graph ( ux, uy ) and chromatogram graph of stress isoline ( 1, 2, xy ) of section under different states ; ( 2 ) the contrastive distribution curve of stress ( 1, 2, xy ) of different plane and vertical lines under the same state ; ( 3 ) the contrastive distribution curve of stress ( 1, 2, xy ) of the same plane and vertical lines under different states, wishing to provide references for underground space utilization and project designing and construction of the tunnel under high - rise buildings in the future

    本文結合重慶市大渡口區「三木花園」開發建設項目,從地下空間靜力結構穩定性分析度出發,針對在該項目中涉及的高層和多層建築物以及在其地下20米處開挖了一個用於道交通的跨度6米,高7 . 5米的地下隧道這一具體工程情況,採用2d - 3d -有限元結構分析程序對高層與多層建築物的地基基礎及其與城市道交通使用的地下隧道圍巖的應力與位移演變規律進行了有限元數值分析計算,探索了地下空間圍巖與高層或多層建築物地基基礎之間的相互影響,通過考慮未受到任何人為擾影響的天然狀態、地表存在多層或高層建築物狀態和地下開挖用於道交通的地下隧道狀態等三種不同狀態以及4個水平剖線和4個垂直剖線等不同情況,從以下幾個方面具體分析研究了計算斷面的應力與位移分佈規律: ( 1 )在各種不同狀態下計算斷面的主應力矢圖、位移分布圖( ux 、 uy )以及應力等值線色譜圖( _ 1 、 _ 2 、 _ ( xy ) )等; ( 2 )相同狀態下不同水平與垂直剖線的應力_ 1 、 _ 2和_ ( xy )對比分佈曲線; ( 3 )不同狀態下相同水平或垂直剖線的應力_ 1 、 _ 2和_ ( xy )的對比分佈曲線等,為今後在對地下空間的開發利用以及在高層建築物地下開挖硐室時的工程設計和工程施工提供參考依據。
  10. The basis of dynamics and simulation includes the iterative flyout angle algorithm to the solutions to lambert problem and battin ' s universal conic section state extrapolate method. then spacecraft ' s orbit roots, maneuver impulse and maneuver time are discussed as the following four part : first of all, the chaser ' s one orbit roots is selected as a variable to simulate its influence to the large scale orbital maneuver. the research reveals fact that the orbit roots both of chaser and target should be close to each other to achieve better maneuver and rendezvous " ability, moreover, the best orbit maneuver and rendezvous occurs when both chaser and target ' s initial phase angle are equal

    為了研究了交會機中追蹤器和目標器的道根數、機時限和機能耗等因素對交會機的影響,模擬和分析分為以下四個部分:首先,研究了追蹤器道單個參數為變情況下兩航天器大范圍交會機問題,研究表明,追蹤器的變化參與目標器相應的參在接近的情況下可以獲得良好的交會機特性,而對于兩航天器道共面的情況下,初始相位相等時則獲得最佳的機效果。
  11. The effects of the energy, the angular momentum of particles and the mass quadrupole moment on the orbits of particles are discussed

    討論了粒子的能和質四極矩對于粒子道的影響。
  12. In order to predict the arrival time at 1au of interplanetary shocks, a simple model called disturbance model is established here. in this model, the travel time is assumed to be a function of energy that is released from solar explosives, and input pulse longitudinal width, input pulse duration, the interaction of interplanetary shock and background solar wind are also taken into account

    本論文考慮了激波爆發源寬度、能、驅時間、激波速度及其與背景太陽風之間的相互作用,利用流體力學擾方程建立起一個激波擾傳播模型,用於研究激波從太陽傳播到地球道附近( 1au處)所需要的時間問題。
  13. Then in allusion to biased momentum wheel system, based on classical control system a pid controller was design about pitching channel. according to specialty of roll - yawing channel, this paper discuss long - time cycle movement and short - time cycle movement. when design the control method of long - time cycle movement, whiff thruster is used to assistant the control system. when design the control method of short - time cycle movemen, in order to sovle the problem of coundn ’ t abtain the angular velocity signal, nonminimum phase controller advanced by terasaki is used

    然後針對偏置飛輪系統,基於經典控制理論設計俯仰通道的pid控制律,根據滾?偏航通道耦合的特點,分別討論了由頻率和章頻率引起的長周期運和短周期運。其中長周期運控制律設計時,結合了噴氣推力控制來輔助偏置控制;短周期運控制中,為了解決不能獲得速度信號的問題,採用terasaki提出的非最小相位控制器進行控制。
  14. The magnetic distribution of a - magnet is presented by analytic way and numeric simulation way. the single particle movement is studied in a - magnet and the movement rule of charged particle in ideal four poles magnetic field also is obtained. quantificational results of the incidence angle, trajectory length and the maximal distance in x direction are presented for ideal trajectory, and the equation indicates some important characters of a - magnet

    論文對-磁鐵的有關物理問題進行了較為詳細的論述,從解析形式和數值模擬兩個方面給出了-磁鐵的磁場分佈,對單個粒子在-磁鐵中的運進行了分析,利用數值求解方法研究了帶電粒子在理想四極磁場中的運規律,提出了歸一化運方程和理想道等物理概念,定給出了消色散的入射道長度和x方向最大距離的解析表達式。
  15. This paper discussed the correntness of the electroic spin througe three different experiments, and improved that electronic spin ' s supposed correctness is most important concept in micro - physics

    摘要從三個基本實驗討論了電子自旋假設的正確性,說明電子自旋假設是微觀物理領域最重要概念之一,同時推出電子自旋不是的相對論效應。
  16. In this application, the lorentz force generated by the interaction between the current in the wire and the geomagnetic field produces an electro - dynamic drag leading to a fast orbital decay. in this paper, we make an intensive study of the process of de - orbiting using electro - dynamic tether system. the concrete work includes : firstly, i have studied the basic principle of how to generate the electro - dynamic drag, modeled via accuracy geomagnetism, made a concrete analysis of the de - orbiting duration, the magnitude and direction of electro - dynamic drag under the action of the dipole and accurate geomagnetic models, set up a counterbalance between electro - dynamic torque and gravity gradient torque, emulate the de - orbiting process of spacecraft, and compared the change of six orbital factors and the de - orbiting duration under the action of the dipole and accurate geomagnetic models

    本文對基於電力纜繩的航天器離過程進行了深入研究,具體工作如下:首先,本文研究了電力纜繩產生電力拉力的基本原理,建立了精確地磁場模型;分別在偶極子模型和精確地磁場模型作用下,對電力拉力的大小、方向、離時間及電力纜繩傾的大小進行了計算分析;建立了電力力矩與纜繩系統重力梯度力矩的平衡關系;分析了電力力矩為系統提供能的原理;最後分別在偶極子地磁場模型和精確地磁場模型作用下,對受電力纜繩作用的航天器的離過程進行模擬,分析了在不同精度地磁場模型下,航天器離過程中各道參數的變化情況,並比較了不同模型對離時間的影響。
  17. In this dissertation, the development survey, research actualities and application prospect of vamt are introduced at first, and the models of kinematics, dynamics and linear motor servo are analyzed then. currently the dynamics model is complex or established mechanically, which restricts the study of control theories. thus this dissertation present a simple and easy - realized control idea, namely, the fore and torque of every leg determined by the inverse - solution of mechanics are regarded as changeable load force ( disturbance ) applied in motor, the elongation of the leg or displacement of sliding is regarded as the output of linear servo system

    本文首先介紹了虛擬軸機床的發展概況、研究現狀和應用前景,然後對其運學、力學、直線伺服系統模型進行分析,針對目前力學模型過于復雜或完全從機構學度建立不便於控制的問題,提出了簡單、易於實現的控制思想,即將虛擬軸機床的力學方程反解所確定的各桿受力(矩)視為電機的可變負載力,以桿長伸縮或滑塊位移為伺服系統輸出,從此構成位置閉壞,實現跡跟蹤控制。
  18. Previous work has shown that the oam of a laser beam containing many photons in the same mode can be measured

    先前的工作已經證明,同一模式的包含許多光子的是能夠測的。
  19. Firstly, with the help of angular momentum coupling theory, the hamiltonian for multi - electron adorns is rewritten in terms of spherical tensors. the advantage of this form is that the radial, angular and spin parts are separated completely, which makes it easy to calculate the angular matrix elements by means of irreducible tensor. secondly, theoretical expressions of the relativistic corrections including the relativistic mass correction, the darwin correction terms, the electron - electron contact terms and the orbit - orbit interaction which contribute to the non - relativistic energy for two - electron atom are theoretically derived in the lsmlms scheme

    具體內容包括:首先,藉助耦合理論,將多電子原子哈密頓算符中的自旋-自旋、自旋-其它道以及道-道相互作用全部改用球張表示,這種球張形式的優點在於已將原子哈密頓算符中的徑向、向和自旋部分完全分開,從而便於計算矩陣元,而且向矩陣元可以方便地利用不可約張理論來進行計算。
  20. In this dissertation, missile ’ s states in the boost phase and trajectory parameters estimate algorithms are studied by using angles of arrival measurement from space - based infrared sensor, and the availability and precision is validated through simulation

    本文主要利用地球同步道的預警衛星敏感器探測的目標視線,對導彈主段運狀態和彈道參數估計演算法進行了研究,並通過模擬驗證了方法的有效性和可行性。
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