• 本文采用方法讨论了极性晶体表面磁场中的性质

    The properties of surface excitons of a polar crystal in a magnetic field are discussed by using a perturbation method.

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  • 本文研究磁场耦合多原子极性晶体表面电子表面光学声子相互作用。

    In this paper, the interaction between surface electron and surface optical phonon for a strong coupling polyatomic polar crystals in magnetic field is studied.

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  • 不少极性晶体电子纵光学声子耦合表面光学声予耦合强。

    There is a weak bulk coupling but a strong surface coupling between the electrons and phonon for many polar crystals.

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  • 有些极性晶体电子表面光学声子SO耦合表面声学声子(SA)耦合

    There is weak coupling between the electron and SA phonon but strong coupling between the electron and SO phonon for many polar crystals .

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  • 考虑电子发射吸收多个声子影响,讨论了压力作用极性晶体化子基态的性质

    Furthermore, the properties of polarons in polar crystals are investigated by taking account of the influence of pressure effect and the electrons emitting or absorbing many virtual phonons.

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  • 研究磁场原子极性晶体中多声子相互作用弱耦合极化子基态能量有效质量影响

    In this paper, effect of many phonons interaction on the ground state energy and the effective mass of weak-coupling bulk polaron for the polyatomic polar crystals in magnetic field were studied.

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  • 本论文主要理论上讨论研究非线性极性晶体电磁波长光学耦合形成极化特性

    The main topic of this dissertation is the properties of polaritons that result from the coupling between the electromagnetic wave and the lattice wave in polar crystals with strong nonlinearity.

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  • 采用改进了线性组合算符和微扰法导出了极性晶体形变相互作用表面化子有效哈密顿量。

    An effective Hamiltonian of surface polaron of interacting with the deformation potential in polar crystals is derived by using improved.

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  • 介绍了绝缘门极极性晶体管(IGBT)基本结构工作原理开关特性以及焊接逆变中的应用

    The paper introduces the basic structure, working principle and switching feature of IGBT and its application to the converter used for welding.

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  • 模型考虑载流子速度饱和现象寄生极性晶体影响获得了开态下LDMOS漂移中的电场分布

    The model considers the drift velocity saturation of carriers and influence of parasitic bipolar transistor. As a result, electric field profile of n drift in LDMOS at on state is obtained.

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  • 讨论了采用联双极性晶体结构超宽带极脉冲发生器,并电路极性晶体雪崩工作原理进行了具体分析

    The paper analyses the electric circuit and the working principle of the avalanche of the bipolar transistor of the pulser with a cascade connected bipolar transistor structure.

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  • 二甲酸氢单晶一种有机极性离子型晶体

    Rubidium acid phthalate (EAP) is an ionic organic polar crystal.

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  • 本文对极性微波功率晶体(以下简称微波功率晶体管)求解稳态工作条件下三维热传导方程

    The three-dimensional heat conduction equation for steady state operating conditions of bipolar microwave power transistors has been solved.

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  • 化子研究对于解释离子晶体极性半导体跃迁过程输运现象重要意义

    The study on this subject plays an important role in explaining the phenomena of light transition and transport in the ionic crystal and polar semiconductor.

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  • 相变温度范围,发现释电响应时间改变极性表明晶体共存

    At the phase transition temperature region, the pyroelectric response changes its polarity with time, indicating the two phases coexistence.

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  • 二甲酸氢(RAP)一种有机极性离。产型晶体本文通过实验研究极性轴方向的介电、DC电导、P -e曲线、光透过率等有关性能。

    Rubidium acid phthalate (RAP) is an ionic organic polar crys-tal. In this paper, the experimental studies of its dielectric property, DCconductivity, P-E curve and transmission are reported.

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  • 最后对晶体生长特殊形成机制进行了研究,讨论了极性鱼刺状纳米结构生长的影响

    The special formation mechanism of crystal growth is discussed, emphasizing the effect of polar orientation on the nucleation and growth of the fishbone-like ZnO nanostructure.

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  • 模拟电路实验证明两个极性晶体多种电路接法都获得具有S型特性的两端器件。

    The experimental results of analogue circuit show that type-S negative resistance can be obtained by using two like polarity transistors with various circuit connections.

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  • 仪器测试对象功率晶体,包括:各种二极管、极性三极管效应

    The testing objects of the instrument are low power transistors, including the common diode, the bipolar transistor, the field effect transistor and so on.

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  • 单极晶体根据第一端子或者第二端子连接于单极晶体管而具有极性或者极性

    The unipolar transistor has a negative polarity or a positive polarity in accordance with the first terminal or the second terminal electrically connected to the unipolar transistor.

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  • 该线电压极性检测电路检测线电压 极性控制驱动电路截止该晶体

    The line voltage polarity detection circuit detects the polarity of line voltage and controls the drive circuit to conduct or cut off the gate-controlled transistor.

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  • 2 - 1 (a)给出了共发射极取向晶体管的物理特性,同时给出器件电压极性大小

    Figure 2-1 (a) shows the physical representation of the BJT in its common-emitter orientation, and also shows typical voltage polarities and magnitudes for the case of a silicon device.

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  • 极性分子苏氨酸溶液作为活性物质制作液态机场效应晶体管。

    We focus our investigation on liquid-state OFET fabricated from dissolved L-Threonine acting as active material, which is known to be a polarizable chemical.

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  • 传统互补式金氧半薄膜晶体应用上,双极性传输基本重要特性

    Ambipolar conduction is an essential and fundamental property in the application of the conventional inorganic complementary metal-oxide-semiconductor thin film transistors.

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  • 传统互补式金氧半薄膜晶体应用上,双极性传输基本重要特性

    Ambipolar conduction is an essential and fundamental property in the application of the conventional inorganic complementary metal-oxide-semiconductor thin film transistors.

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