磁後效應 的英文怎麼說

中文拼音 [cíhòuxiàoyīng]
磁後效應 英文
magnetic after effect
  • 磁 : 名詞1. [物理學] （磁性; 能吸引鐵、鎳等的性質） magnetism 2. （瓷） porcelain; china
  • 效 : Ⅰ名詞（效果; 功用） effect; efficiency; result Ⅱ動詞1 （仿效） imitate; follow the example of 2 ...
  • 應 : 應動詞1 （回答） answer; respond to; echo 2 （滿足要求） comply with; grant 3 （順應; 適應） suit...
  • 效應 : [物理學] effect; action; influence
  1. The double exchange interaction founded by zener in early 1950 ' s, and developed by anderson and de gennes later is a better theory in describing the conductive behavior in the compounds

    最後由anderson等人發展了五十年代初期由zener創立起來的雙交換作用理論，為解釋龐磁電阻效應提供了一條途徑。
  2. It is the main purpose of this paper to calculate the energy splitting of ground state and excited states induced by thermally assisted quantum tunneling. first, a brief introduction is given for the theoretical and experimental studies on the magnetic macroscopic quantum effects. then, spin tunneling in a uniaxial ferromagnetic particle in transverse magnetic field is converted to a pseudoparticle moving in effective double - well potential with the help of the effective potential description of quantum spin systems developed by ulyanov and zaslavskii. finally using the periodic instanton method we evaluate the transition amplitude, energy shift and prefactor of wkb exponential and the energy splitting of ground state and the tunneling rate for excited states induced by thermally assisted quantum tunneling are obtained

    文章首先對磁性宏觀量子效應的理論和實驗方面作了簡單介紹，然後藉助于ulyanov和zaslavskii發展的一種等效勢描述方法，把外磁場沿難磁化軸方向時的自旋隧穿約化成在等效雙勢阱中運動的粒子，利用瞬子方法給出基態能級劈裂，最後利用周期瞬子方法分別計算了隧穿幅、能級移動以及wkb前因子，從而給出由於熱助量子隧穿引起的激發態的隧穿率。
  3. At present greco is regarded as one of the most valuable methods of radar cross section ( rcs ) computation in the high - frequency region. depending on these conditions, several researches have been completed in this paper : firstly, calculating rcs of complex conducting targets has been accomplished by greco method. the high - frequency rcs of targets are obtained through physical optics ( po ) and incremental length diffraction coefficients ( ildc ) respectively

    本論文做了以下研究工作：首先，實現了運用greco方法計算了高頻區理想導體復雜目標的雷達散射截面（ rcs ） ，分別應用了物理光學法（ po ）和增量長度繞射系數法（ ildc ）計算了目標的面元和棱邊的電磁散射，最後綜合面元與棱邊的散射效應得到目標的總rcs 。
  4. In this article, introduce the important meanings of a - b effect, first is a have physics factors, second is wave function phase factor is connected with geometrical factor in ( b = 0, a 0 ), through a - b effect, we know : electromagnetic field vector e, b is local quantity, electromagnetic potential a, is global quantity, adding a, description and by the way of loop integral, electromagnetic field " effect is completely descripted

    本文介紹了有重要歷史意義的a - b效應， a - b效應揭示了兩點物理觀念的變革：一是電磁矢勢有物理效應。二是在無場強但有磁矢勢（ b = 0 ， a 0 ）的區域，波函數的相位因子與其運動空間結構有關。 a - b效應顯示； e 、 b是局域量， a 、是總體量，只有加入a 、之後的描述，並通過a的環路積分，才能對電磁場的作用做出完全準確的描述。
  5. The stability, rheology, chain structure and consecutive medium model in magnetorheological fluids are analyzed. according to the contribution of shear stress and normal pressure in polishing zone, the quantificational machining model of mrp is presented. as an example of plane workpiece, the influences of machining parameters on removal rate and surface roughness in mrp are studied

    5 、磁流變拋光（ mrf ）是超光滑光學表面的一種新型加工技術，本文從mrf的磁、力學性質出發，研究了磁流液的穩定性、流變效應、鏈化結構和連續介質模型；根據拋光區內剪應力、正壓力的分佈特徵，提出了mrf的定量加工模型；然後以平面工件的磁流變拋光為例，揭示了工藝參數對材料去除率和表面粗糙度的影響規律。
  6. In this dissertation, the principle of fem in em was discussed, then the pulse radar and three - layered pavements were analyzed with 20 - noded and 4 - noded isoparametric elements respectively. then, corresponding fem programs are compiled in fortran90. so a forward model was built up to describe the transmitting of electromagnetic in the radar and pavements, according to the system identification method

    針對上述情況，本文系統闡述了電磁場有限單元法的基本原理，然後採用二十節點、四節點等參單元分別對pulse雷達實體及三層路面系統進行了靜態場和時變場的有限元分析，初步建立了電磁波在三層路面中傳播的正演模型，同實測波形相比，模擬效果較好，並用fortran90語言編制了相應的三維、二維有限元程序，具有較好的可讀性和可移植性。
  7. In the thesis, the knowledge and principle on magnetic particle testing, digital image and image restoration are introduced first. according to demand of the system, the wiener filter restoration based on parameter identification is proposed and analyzed by the matlab experiment, the specification of evaluating effect of image restoration is presented according to out - of - focus radius as well. programming by visual c + + 6. 0, jpeg image files are decoded and converted into bmp files, colorful image is converted into gray image and out - of - focus micro - crack image is restored

    本文首先介紹了磁粉探傷、數字圖像及圖像復原的相關知識和基本原理；根據自動磁粉探傷系統應用的要求，給出了一種基於參數辨識wiener濾波圖像復原方法，並進行matlab實驗分析，提出一種基於散焦半徑的復原效果的評判標準；採用vc + + 6 . 0編程，實現jpeg解碼並轉換成bmp文件格式，然後變換為灰度圖像，再對散焦微裂紋圖像進行復原處理。
  8. The effect of the mean field part is similar to that of non - magnetic impurities while the many - particle effect decreases rapidly as temperature increases. from an analytic treatment, connection between the kondo resonance induced by the magnetic impurity and the nanotube parameter is discussed

    根據微擾展開的思想，磁性雜質的影響分為平均場效應部分和多粒子效應部分，計算表明前者的作用與非磁性雜質相似，後者的影響隨著溫度升高急劇減小。
  9. Abstract : the uv absorption spectra of magnetized acetone ( cyclohexane as solvent ) is determined separately at different magnetization time and different time for placement after magnetization by uv - spectrophotometry. it was found that magnetization effect could be saturated and continued. furthermore, the different magnetization time made the strength of absorption change at various degrees. when acetone was placed after magnetization, the magnetization effect not only disappeared, but increased in a period of time

    文摘:作者研究了丙酮環己烷溶液磁化前後、不同磁化時間以及磁化後放置不同時間的紫外光譜，發現有磁飽和現象與較長時間的磁化效果存在，這對于研究磁場影響化學反應的機理提供了實驗依據。
  10. In the dissertation, the study on carbon fiber reinforced concrete ( cfrc ) and plain concrete has been reviewed. then mechano - electric effect of cfrc and plain concrete, its mechanisms, the interaction among mechano - electric effect, piezoresistivity and seebeck effect, the electrical circuit model of concrete based on mechano - electric effect, electromagnetic emission of concrete, the mathematical model of mechano - electric effect are investigated. also the converse effect of mechano - electric effect of cfrc and plain concrete, that is, electromechanical effect, and the interaction between electromechanical effect and electrothermal effect of cfrc are examined

    本文對碳纖維混凝土和素混凝土機敏性的國內外研究現狀進行了全面的評述，在大量實驗分析的基礎上，系統地研究了碳纖維混凝土和素混凝土的力電機敏性，研究了力電效應機理、力電效應與其它效應（壓阻效應、塞貝克效應等）的耦合關系、基於力電效應的混凝土電學模型、混凝土電磁發射現象、混凝土力電效應的數學模型等；論文同時對混凝土和素混凝土的電力效應、碳纖維混凝土電力效應與電熱效應的耦合關系等進行了探討；最後開展了基於力電效應的機敏混凝土結構應用研究。
  11. Firstly, in the magnetic field varying from 0mt to 1200mt, we have tested the faraday rotation angle of the three kinds of crystals. at different aspects such as nonlinear aspects, the influence on rotation angle caused by coating the crystals and inclining them the experiment has been finished. and the experiment achieved the following results : 1

    從faraday效應的磁致非線性特徵、鍍增透膜對faraday旋光角的影響、晶體傾斜對旋光角的影響三個有關旋光角的方面進行了實驗，得出： 1 、 faraday旋轉隨外磁場變化的非線性變化曲線； 2 、鍍增透膜前後晶體旋光角的變化比較曲線； 3 、晶體傾斜前後旋光角變化比較曲線。
  12. In this chapter, it puts forward a new system about checkpoint, avoiding the domino - effect and livelock. it realizes the storage of process context and other states with the form of executing file in the diskette by using checkpoint system and applying the page switching principles in linux. consequently, when the process has wrong at the checkpoint, it can move out the process in the fault machine, then choose other normal machine, continue to execute from the interrupted point, finally achieve the process migration and load balance of the system

    同時提出一種新的檢查點機制，避免了多米諾效應和活鎖，並且利用檢查點機制，應用linux中頁面的換出原理，實現了對進程的上下文以及其他狀態以可執行文件格式保存在磁盤，從而使該進程能在節點發生故障的情況下，將故障機的進程遷出，然後選擇其他正常節點機，從斷點處繼續運行，最終達到對該進程的遷移，並且實現系統負載平衡。
  13. Besides, the motor control system based on the digital signal processor ( dsp ) is analyzed. the hardware circuit about the dsp system is designed. the dsp control software is programmed on the field magnetic orientated control and the space vector pulse width modulation ( svpwm ), that establishes the ' basis for implementing the modern control principle

    然後，又對基於數字信號處理器（ dsp ）的電機控制系統進行了分析，設計了dsp系統的硬體電路，並編寫和調試了空間磁場定向控制和空間矢量脈寬調制（ svpwm ）的dsp系統的軟體，為直線電機現代控制策略的具體實現奠定了基礎，並提出了對端部效應進行補償的控制方法。
  14. The gmr effect has became a international researching hotspot after the discovery of gmr effect of fe / cr multilayers. people found that multilayers formed by ferromagnetic metal of transition family and nonmagnetic metal or by alloy film and nonmagnetic metal will take on gmr effect. the value of gmr of co / cu multilayers is the biggest which can reach 65 % under room temperature

    繼fe / cr多層膜巨磁電阻效應發現以後，巨磁電阻效應已成為國際研究的熱點，人們發現過渡族鐵磁金屬或合金薄膜與非磁性金屬構成多層膜后均可呈現巨磁電阻效應，其中以co / cu多層膜的gmr值最高，室溫巨磁電阻效應可達65 % 。
  15. We consider the solid electron beam. the hot dispersion relation including the electron beam space charge effect is obtained in this paper, by series of propagating with using of the boundary condition and combining with the field matching method

    考慮實心電子注，分區求出各區慢電磁波的場方程，然後利用邊界條件，用嚴格的場匹配方法，經過一系列的推導得到了考慮空間電荷效應的「熱」色散方程。
  16. The sandwiched films with the structure of 2. 5um / 2um / 2um and 2u m / 2um / 2 u m have been prepared by covered - module method. gmi effect will be studied in deposited and annealed samples with variation of magnetic field, driving frequency and current

    用掩膜法制備了每層厚度為2 m和2 . 6 m的三明治膜，將研究退火前後樣品的gmi效應，包括隨磁場、驅動頻率、交流幅值的變化。
  17. But it is not just a quest to understand the workings of the aurora - it is also a journey to understand the players behind the shimmering curtain of light - the unpredictable solar wind thrown out by the sun, and the mysterious magnetic dynamo at the centre of the earth

    我們所要經歷的，不僅僅是要探索北極光的運作，而且是形成閃爍光幕的背後因素-那就是變化無常的太陽風，以及來自地球中心的磁電效應。
  18. A review of the cmr mechanism in perovskites. this chapter gives review of cmr mechanism, earlier research works on gmr mechanism are listed. some special physics concepts, such as double exchange ( de ), jahn - teller ( j - t ) effect, electron - phonon coupling, are interpreted

    第三章綜述了對鈣鈦礦結構氧化物巨磁電阻效應機制的研究，對cmr產生機理做了簡單的介紹，並對諸如雙交換（ de ）作用、 jahn - teller效應、電荷有序等物理概念有所認識的基礎上總結了已經報道的對巨磁電阻效應機制的研究，最後指出探索cmr效應及其相關現象的途徑。
  19. “ m1 : processes reported in o1 to o4, and their subsequent effects ( such as ground deformation and electromagnetic effects ) can sometimes be recognized ( retrospectively ) as being precursors to large earthquakes3, 9

    所報告的o1和o4的過程，及其而後的效果如地形變和電磁效應，有時可被認識回顧性的為大地震的前兆5960 。
  20. We have analyzed the effect of geomagnetic field and testing environment of fatigue specimen magnetic memory testing signals and the changes of specimen from integer to parting on the basis of the mechanism of magnetism effect

    摘要根據磁效應機理，分析了地磁場和檢測環境對疲勞試件磁記憶檢測結果的影響，以及試件斷裂前後磁記憶檢測信號的變化。
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