磁能級 的英文怎麼說

中文拼音 [cínéngjí]
磁能級 英文
magnetic energy level
  • 磁 : 名詞1. [物理學] （磁性; 能吸引鐵、鎳等的性質） magnetism 2. （瓷） porcelain; china
  • 能 : 能名詞（姓氏） a surname
  • 級 : Ⅰ名詞1 （等級） level; rank; grade 2 （年級） any of the yearly divisions of a school course; gra...
  1. The removal of the degeneracy of the low energy levels of a hydrogen atom in a uniform magnetic field

    磁場中原子能級分裂的兩種分析方法及其比較
  2. The research for the binding energy of d - centers is important to the transition energy and the optical and the magneto - optical absorption of shallow center d - there have been some theoretical and experimental investigations [ 1, 4, 5, 6, 7, 8 ] about three - dimensional and two - dimensional d - centers in magnetic field, but have no works discussed the d ~ centers in quantum wells in the strong magnetic field limited

    研究d ~ -中心各個態的束縛能，對于研究d ~ -中心各能級之間的躍遷和d ~ -中心的光學和磁光吸收、新型器件的研製與開發都有很大的意義。
  3. Simplified formula of secular equation for hydrogen atom zeeman effect in a high magnetic field

    均勻磁場中氫原子低能級簡並度的解除
  4. The entropy or number of states of system or subsystem are closely related to interaction of particles and energy level distribution, therefore, to study the temperature dependence of the specific heat may supply some important and useful microscopic information which may play an important role in understanding electronic structure, density of state, phonon spectrum etc. the specific heat measurements at low temperatures also play important roles in the finding of the third law of thermodynamics, the quantum theory of solid and bcs theory for superconducting etc. moreover, specific heat measurements help us to understand the different kinds of phase transitions ( such as : structural phase transition, magnetic phase transition, superconducting phase transition etc. ) and the scaling behavior near the critical point

    系統、子系統的熵或微觀狀態數與微觀粒子間的相互作用及能級分佈密切相關，因此研究比熱與溫度的依賴關系能夠提供被測量系統許多極其有用的微觀信息，對理解固體的電子結構、電子態密度、聲子譜等起著十分重要的作用。低溫比熱的測量和研究對熱力學第三定律、固體量子理論和超導bcs等理論的建立起到了積極的推動作用。比熱研究還有助於認識各類相變如結構相變，磁性相變，超導相變等及臨界點附近的標度規律。
  5. 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。
  6. Cores made of soft magnetic materials - measuring methods - magnetic properties at low excitation level

    軟磁材料制芯.測量方法.在低激發能級下的電磁特性
  7. Cores made of soft magnetic materials - measuring methods - part 2 : magnetic properties at low excitation level

    軟磁材料制芯.測量方法.第2部分:在低激發能級下的磁性能
  8. An electron can drop from a higher level to a lower one with the emission of a packet of electromagnetic radiation.

    利用電磁輻射束的輻射，能使電子從高能級落到低能級。
  9. It is found that the fwm field can cause the asymmetry of electromagnetically induce transparency profile. in addition, the effect of different propagating orientations of probe field on the electromagnetically induced transparency is also discussed. in the molecular multi - level system with the perturbed superposition levels, we discuss the electromagnetically induced transparency, spontaneous emission enhancement, double dark resonance and double electromagnetically induced transparency by using the density matrix equation under weisskopf - winger approximation and dressed - state density matrix equation

    針對實際的實驗條件，考慮了一種影響量子干涉的新的因素-四波混頻場，研究了四波混頻場對雙光子探測的-型能級體系的eit的影響，發現四波混頻場能夠導致雙光子探測的eit線型的不對稱，在此基礎上，討論了不同探測場的傳播方式對eit的影響，針對分子中實際存在的包含有微擾能級的不同多能級系統，我們分別採用綴飾態繪景下的密度矩陣方程和weisskopf - wigner近似下的密度矩陣方程詳細地討論了電磁感應透明、自發輻射的干涉相消和相長、雙暗態共振和雙電磁感應透明現象。
  10. Compared with three - level atomic system, the atomic coherence effects in four - level can lead to eit and eia, which depend on the intensity of control light and the relaxation of the fourth level

    與三能級原子系統相比，四能級原子相干效應即可導致電磁感應透明的產生，也可產生電磁感應吸收現象，取決于控制光的強度和第四個能級衰變率的大小。
  11. It follows that two experiments of hyperfine structure of atomic energy level which are called magnetic resonamce experiment and co - line expression beam interative experiment

    介紹了研究原子能級超精細結構的兩個實驗:磁共振實驗、共線快離子束相互作用實驗。
  12. Expanding the system ' s hamiltonian to a real symmetric matrix in an appropriate orthogonal basis vector and then diagonalizing it, we get the energy spectrum of the system and calculate the energy level spacing distribution function and the spectral rigidity. then we study the statistical character of the energy spectrum under the changing of magnetic field intension and find that the system ' s motion transfers from regular to chaos gradually

    將系統的哈密頓量在一個適當的正交基矢下展開並對角化，得到系統的能譜，分別計算系統能譜的能級間距分佈函數和譜剛度，研究了該系統量子能譜的統計特徵隨磁感應強度大小的改變而表現出的系統運動由規則到混沌的漸進變化。
  13. Further more, the removal of the degeneracy of the hydrogen atom is discussed, mainly studying the hydrogen atom in two orthogonal non - uniform electric fields and in high uniform magnetic field

    本文還對氫原子能級簡並解除進行了探討，主要是研究了處在正交線性非均勻電場中的氫原子以及處在均勻高強度磁場（ b 10 ~ 6t ）中的氫原子。
  14. But difficulty in maths will come forth when meeting high spin particles if we using such method. on base of the characteristic of energy space, we obtained the wavefunctions and geometric phase by the trial function method in this paper. the berry phase of the system are also obtained after an evolution period

    文中在絕熱近似下根據自旋粒子能級間隔特點用嘗試波函數法求出了旋轉磁場中高自旋粒子系統的波函數及幾何相位，解決了用一般方法求解時出現高階微分方程的困難。
  15. Extensive experimental and theoretical investigations of the behavior of energy levels of excitons in quantum wells in the presence of a magnetic field have been carried out during the past 20 years

    無論從實驗上還是理論上，人們對于外加磁場的量子阱中激子的能級行為進行了廣泛的研究。
  16. Moreover, we investigate the case when the atom is placed between two parallel plates and one of the plates is infinitely permeable

    作為特殊情況，我們研究了置於兩平行介質板（其中一塊板的磁導率趨近於無窮大）間的v型三能級原子的量子干涉性質。
  17. Abstract : two - dimensional hydrogen atom in uniform magnetic field is studied. it is shown that, with the increase of the magnetic field, the energy levels should split, cross and focus

    文摘:研究了二維氫原子在均勻磁場中的能級結構問題，結果表明，隨著磁場增強，能級出現分裂、交叉和聚束的現象
  18. To obtain the mechanism, we find the temperature " contribution to the magnetic anisotropy. the change of the temperature have a main effect on the occupied probability to all the energy levels. to the diverse crystal site, the probability is not identical

    為進一步分析ergag石榴石磁性各向異性的產生機理，我們計算溫度的變化對ergag磁化的貢獻，發現溫度的變化對不同方向磁化的影響也很大，溫度的變化影響了離子占據能級的幾率，並且沿不同磁化方向，對不同晶座，溫度的影響也有著不同的差異。
  19. In this paper we discussed the evolution of two states system and geometric phase in a rotating magnetic field by using the method of coordinate transformation

    本文用旋轉坐標繫系法對二能級系統的在旋轉磁場中的演化和幾何相進行了研究。
  20. Electromagnetic radiation used to raise atoms or molecules to a higher energy level

    電磁輻射能用來將原子或分子提升到較高能級的電磁輻射
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