phonon 中文意思是什麼

phonon 解釋
n. 名詞 【物理學】聲子〈晶體點陣振動能的量子〉。

  1. Treating the anharmonic terms of potential energy as perturbations, and employing the formulas for atomic displacements and hamiltonian in phonon occupation number representation, the formulas for thermal expansion coefficients of crystal nano - wires are derived and the numerical calculations are carried out in this paper

    摘要將原子間相互作用勢的非諧項作為微擾,運用聲子數表象中的晶格原子振動位移和晶格振動哈密頓公式,推導了納米晶體線的熱膨脹系數公式,並進行了數值計算。
  2. The results indicate that in niobate glasses, as the concentration of nb2o5 increases, the covalence becomes strong, the symmetry becomes low and the electron - phonon coupling becomes strong, thus the lifetimes become short, the nonradiative transition processes and the temperature - quenching become strong and the value of crystal field parameter b20 becomes small

    ( 6 )研究了妮硅與妮磷系列玻璃發光特性與組份的關系,發現隨著nbzos濃度的增加, eu一o鍵共價性增強,局域環境對稱性降低,電一聲子禍合增強從而導致sd 。
  3. Exciton - phonon coupling of nn3 center in heavily nitrogen doped gap

    3束縛激子與聲子的耦合
  4. The exciton - phonon coupling in cdse qds and its wetting layer were investigated by pl dependent of temperature

    利用變溫實驗研究了在量子點與其浸潤層中激子與聲子耦合現象。
  5. A magnon - phonon interaction model is built on two dimensional insulating ferromagnetic

    摘要在二維正方絕緣鐵磁系統基礎上建立了一個磁振子聲子相互作用模型。
  6. The influences of longitudinal phonon and transverse phonon on the softening and broadening in the magnon linewidth are compared, and the influences of the parameters are also illustrated

    比較了縱向聲子與橫向聲子對磁振子譜的軟化與磁振子譜線增寬的影響,也討論了各項參數的變化對磁振子譜的軟化與磁振子譜線增寬的影響。
  7. The probability of obtaining a lattice atom displacement via the phonon kick process is evidently small.

    很明顯,通過聲子反沖過程而取得晶格原子位移的幾率是不大的。
  8. Effect of optical phonon on magnetic excitation of two - dimensional heisenberg ferromagnetic system

    鐵磁系統磁激發的影響
  9. From comparison of coupling in the two parts, we found that the exciton - lo phonon coupling was restrained in cdse qds

    而量子點發射峰的線型的非均勻寬化比浸潤層的大近50 。
  10. These results indicate that the phonon - pseudospin interaction should be taken into account for the physics properties in ferroelectric materials

    因此在研究鐵電材料物理性質時聲子的作用是不可忽視的。
  11. To the part of slack ' s theory, the oxide thermoelectric material calcium cobalt oxide ( ca3co2o6 ) is a " phonon glass and an electron crystal " or pgec

    從slack的理論看來,它是一個「電子晶體、聲子玻璃」的理想化模型。
  12. Also, the different temperature dependence between the sidebands of nni and the zero phonon line indicates there might exist other n impurity states

    或許正是這些雜質態的存在,降低了樣品的熱激活能。在組分從x = 0 . 24 %到x紹
  13. In chapter two we analytically study the nonlinear lattice effects for the ground state of electron - phonon interaction one - dimensional molecular crystal system

    第二章用解析方法研究一維分子晶體電子-聲子耦合系統基態中晶格非線性效應。
  14. The main scattering mechanism is ionized impurity scattering and acoustical phonon scattering. the experimental results show that the high quality of zno. al films were obtained

    實驗結果表明利用電子束蒸發技術制備的zno : al薄膜材料,具有較好的結構及光電特性。
  15. The investigation of the exciton - phonon coupling of nn3 center offers a direct proof that all the phonon replicas are the phonon sidebands governed by the huang - rhys " multiphonon optical transition theory, and clarifies the speculations that the replicas associated with optical phonons are independent bound states of exciton - phonon complexes or due to other alternative mechanisms

    對其變溫pl譜的研究還發現,在nn :的聲子伴線區域呈現出的異于多聲子光躍遷理論的現象,說明在該區域可能存在著其它的n雜質態。
  16. 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。
  17. We conduct a theoretical study on the properties of a bound polaron in a quantum well under an electric field using linear combination operator and unitary transformation methods, which are valid in the whole range of electron - lo phonon coupling

    摘要採用線性組合算符及幺正變換方法研究了電場對量子阱弱耦合束縛極化子的性質的影響。
  18. With increasing x, the intensities of the deep nni centers and their phonon sidebands become enhanced and their pl linewidths gradually broaden and shift to lower energies

    一方面,得到了gapi . xn :混晶從低n組分下的nn .對中心的發光到高組分下形成雜質帶的演變。
  19. We obtain that i ) with the increase of the phonon - pseudospin interaction and the thickness of the superlattice, the phase transition temperature of the superlattice will increase. ii ) the increase of the phonon - pseudospin interaction leads to the change of the number of the pyroelectric peaks in the temperature curve of pyroelectric coefficient and to the change of the pyroelectric coefficient

    研究發現,聲子與贗自旋的相互作用會影響鐵電超晶格熱電峰的數目以及熱電系數的溫度曲線的形態,而且聲子與贗自旋耦合作用的增強以及超晶格尺寸的增大都會使整個材料的相變溫度增加。
  20. Theory of semiconductor 、 absorption 、 direct transition 、 indirect transition 、 emission 、 radiation recombination 、 iradiation recombination 、 donor 、 acceptor 、 exciton 、 phonon 、 photon 、 polarition

    半導體基本原理、吸收、直接躍遷、間接躍遷、輻射、發光復合、非發光復合、施子、受子、激子、聲子、光子、恆化子。
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