电子迁移
- electronic migration
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这是由于p型半导体空穴导电,而n型半导体则为电子迁移导电,使得表面活性氧物种形成机理不同所致。
These are due to different mechanism of the formation of the partial charged oxygen species on the surface of catalysts .
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GaAs中的电子迁移率是Si中电子迁移率的6倍,其电子峰值漂移速度是Si的2倍,因此,GaAs器件具有比Si更优越的性能。
The electronics mobility in GaAs is six times the mobility of electronics in Si .
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纤锌矿GaN低场电子迁移率解析模型
An Analytic Low Field Electron Mobility Model of Wurtzite GaN
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在较宽的pH值、温度和缓冲浓度范围内观察到了氧化酶修饰电极上的直接电子迁移。
Direct electron transfer on the oxidase modified electrode was observed over a wide range of pH , temperature and buffer concentration .
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6H-SiC反型层电子迁移率的MonteCarlo模拟
Monte Carlo Study of Electron Transport in Inversion Layer of 6H-SiC MOS Structure
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该电子迁移率解析模型对于GaN器件的数值模拟和器件仿真设计具有很强的实用意义。
The analytic electron mobility model has a strong applicability for numerical simulation of GaN devices .
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分子束外延生长InP基赝配高电子迁移率晶体管外延材料
MBE Growth of InP Based PHEMT Epitaxial Materials
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Ka波段高电子迁移率晶体管的研制
Development of Ka-Band High Electron Mobility Transistor
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AlxGa(1-x)As/GaAs异质结中电子迁移率的压力效应
Pressure Effect on Electronic Mobility in Quasi-Two-Dimensional Al_xGa_ ( 1-x ) As / GaAs Heterojunction Systems
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另外三个关键问题:接地点电势上升分析、来自引脚电感的Ldi/dt分析和电子迁移率EM分析。
The three other problems are called ground bounce analysis , Ldi / dt from the pin inductance and EM analysis .
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GaNn-MOSFET反型沟道电子迁移率模型
Modeling of Inversion Channel Electron Mobility for GaN n-MOSFET 's
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HEMT电子迁移率与器件参数关系
Dependence of Electron Mobility of HEMT on Parameters of Device
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氧化酶修饰电极在80°C以上时保持直接电子迁移性质,将电极冷却到室温时,氧化酶仍保持电子迁移能力。
The oxidase modified electrode maintains direct electron transfer properties at the temperature in excess of 80 ° C. Upon cooling down the electrode to room temperature , the oxidase still retained its electron transfer capabilities .
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4H-SiC衬底AlGaN/GaN高电子迁移率晶体管的研制
Fabrication of AlGaN / GaN HEMT Grown on 4H-SiC
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电子迁移率(μn)和二维电子气(2-DEG)面密度(ns)是影响InPPHEMT器件功率性能的两个重要因素。
Two-dimensional electron gas density and electron mobility are two important factors which affect the power performance of InP PHEMT devices .
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高电子迁移率GaAs/AlxGa(1-x)As二维电子气(2DEG)异质结结构参数优化研究
Optimization of Structure Parameters of High Mobility GaAs / Al_xGa_ ( 1-x ) As Two Dimensional Electron Gas ( 2DEG ) Heterostructure
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高电子迁移率晶体管(HEMT)是基于异质结调制掺杂发展起来的一种高频高速半导体器件。
HEMT is a kind of high speed semiconductor device that bases on the heterojunction modulation doping .
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在蓝宝石衬底上用MOCVD技术生长的AlGaN/GaN结构上制作出0.25μm栅长的高电子迁移率功率晶体管。
MOCVD-grown 0.25 μ m gate-length AlGaN / GaN high electron mobility transistors ( HEMTs ) are fabricated on sapphire substrates .
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氮化镓高电子迁移率晶体管(GaNHEMT)模型是GaN微波单片集成电路(MMIC)CAD的基础。
Gallium Nitride High Electron Mobility Transistor ( GaN HEMT ) models are basics of the GaN Microwave Monolithic Integrated Circuit ( MMIC ) CAD .
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在器件物理的基础上,提出了一种半经验的GaNn-MOSFET反型沟道电子迁移率模型。
A model for inversion channel electron mobility of GaN n-MOSFET 's is proposed based on semiconductor device physics .
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该文介绍了一种高电子迁移率晶体管(HEMT)的小信号参数提取及其仿真软件的研制。
An optimizing parameter extraction technique and emulation software for high electron-mobility transistor ( HEMT ) small-signal model is described .
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由于GaAs器件优良的高频、高电子迁移率、低噪声性能,所以现在高频器件一般都选用GaAs材料。
Due to the good performance of GaAs devices of high frequency , high electron mobility and low noise , the high frequency devices are mostly made of GaAs materials now .
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而高电子迁移率晶体管(HighElectronMobilityTransistor)作为场效应晶体管中的一种,也开始广泛应用于通信、电子等领域,它具有大功率、低噪声、高频、高速等特点。
High electron mobility transistors ( High Electron MobilityTransistor ) as a field-effect transistor , have been widely used in communications , electronics and other fields , it has the characteristics of high-power , low-noise , high-frequency , high-speed .
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GaN是一种宽带隙材料,它具有高电子迁移率、高热导等优异的物理性质,近来受到人们的广泛关注。
There has been considerable interest in GaN recently owing to its large band gap and favorable material properties , such as high electron mobility and very high thermal conductivity .
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SiCMOS器件由于受SiO2/SiC界面处高浓度的界面陷进的影响使得反型层的电子迁移率很低,最终导致器件的跨导较低,4H-SiC材料更为明显。
SiC MOS devices suffer from low surface due to high densities of traps at the SiO2 / SiC interface because they cause poor inversion layer mobility , especially for 4H-SiC .
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近年来人们报道了用MBE方法生长GaN的飞速进展,利用RF-MBE方法可以获得高的GAN生长速率和高的电子迁移率。
As recently remarkable developments for MBE-grown GaN have been reported , a high growth rate of GaN by RF-MBE , and the high electron mobility values could be obtained .
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凭借GaN基半导体材料的良好性能,AlGaN/GaN高电子迁移率晶体管(HEMT)成为微波大功率器件的理想选择。
Due to the excellent property of GaN based semiconductor materials , AlGaN / GaNHigh Electron Mobility Transistor ( HEMT ) become the ideal choice of microwave highpower devices .
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AlGaN/GaN高电子迁移率晶体管(HEMTs),是以AlGaN/GaN异质结材料为基础而制造的GaN基器件。
AlGaN / GaN high electron mobility transistor ( HEMT ) is a kind of GaN device based on the AlGaN / GaN heterojunction .
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另一方面,由于硅中空穴迁移率远低于电子迁移率,传统的硅半导体衬底也逐渐不能满足集成电路(IC)更高集成度的要求,寻找新型的半导体衬底也是大势所趋。
On the other hand , the conventional Si semiconductor will be incapable for further higher-degree integrated circuit because its hole mobility is much lower than its electron mobility . So it is necessary to find another new semiconductor material .
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室温下测得InSb薄膜的电子迁移率为4×104cm2/V.s,晶粒尺寸达微米数量级。
The electron mobility of 4 × 104 cm2 / V · s at room temperature for InSb thin film is obtained .