electron conductivity 中文意思是什麼

electron conductivity 解釋
電子傳導率
  • electron : n. 【物理學】電子。 the electron beam 電子束。 the electron theory 電子（學）說。
  • conductivity : n. 【物理學】傳導性[力]，傳導率；導電率[性，系數]。
  1. Characterized by wide band gap, high breakage electric field, high thermal conductivity, high saturated electron mobility, cubic silicon carbide ( 3c - sic ), considered as one of the most promising wide band gap semiconductors, is widely utilized in high temperature, high frequency and large power semiconductor devices

    3c - sic被譽為最有潛力的寬禁帶半導體材料，具有帶隙寬、臨界擊穿電場高、熱導率高、飽和電子漂移速度大等優點，是高溫、高頻、高功率半導體器件的首選材料。
  2. We have investigated transport properties of electrons in magnetic quantum structures under an applied constant electric field. the transmission coefficient and current density have been calculated for electron tunneling through structures consisting of identical magnetic barriers and magnetic wells and structures consisting of unidentical magnetic barriers and magnetic wells. it is shown that the transmission coefficient of electrons in a wider nonresonance energy region is enhanced under an applied electric field. the resonance is suppressed for electron tunneling through double - barrier magnetic ( dbm ) structures arranged with identical magnetic barriers and magnetic wells. incomplete resonance at zero bias is changed to complete resonance at proper bias for electron tunneling through dbm structures arranged with different magnetic barriers and magnetic wells. the results also indicate that there exist negative conductivity and noticeable size effect in dbm structures

    對磁量子結構中電子在外加恆定電場下的輸運性質進行了研究.分別計算了電子隧穿相同磁壘磁阱和不同磁壘磁阱構成的兩種磁量子結構的傳輸概率和電流密度.計算結果表明，在相當寬廣的非共振電子入射能區，外加電場下電子的傳輸概率比無電場時增加.對于電子隧穿相同磁壘磁阱構成的雙磁壘結構，共振減弱；對于電子隧穿不同磁壘磁阱構成的雙磁壘結構，無電場作用時的非完全共振在適當的偏置電壓下轉化為完全共振，這時的電子可實現理想的共振隧穿.研究同時表明，磁量子結構中存在著顯著的量子尺寸效應和負微分電導
  3. Mixed oxygen ion - electron conducting ( miec ) oxides have both the oxygen ion and electron conductivity at elevated temperatures, and have shown promising applications in oxygen separation, membrane reactors and solid oxide fuel cell

    摘要混合導體透氧膜材料在高溫下具有氧離子電子混合導電性能，在純氧制備、膜反應器以及固體燃料電池等方面展現出廣闊的應用前景。
  4. The nanocomposites have been characterized by four - point probe conductivity measurements, uv - vis, transmission electron micrograph. the results show that polyaniline / tio2 has higher conductivity ( xl0 compared with that " of eb, the uv - vis spectra properties of polyaniline / ti02 depend on the ratio of tio2 to polyaniline. the uv - vis spectra of nanocomposites doped with hcsa take place red - shift and possess higher conductivity and better solubility compared with those of nanocomposites and pani

    並對樟腦磺酸摻雜聚苯胺（ csa - pani ）的性能，及其在不同的有機溶劑中的紫外-可見吸收光譜進行了詳細的探索，本文還對csa - pani成膜進行了探索，結果表明： csa - pani在間甲酚中具有最好的溶解性，並能保持基本的穩定，是成膜的理想體系。
  5. Dopant - an element that contributes an electron or a hole to the conduction process, thus altering the conductivity

    攙雜劑-可以為傳導子電供提程過或空穴的元素，此元素可以改變傳圓晶。
  6. The laser beam spot evolution and electron density in the guiding range are evaluated with the burn pattern and the measured conductivity. the above results will be useful in ultrashort laser pulse amplification and future research in ultrashort intense laser propagation in plasmas and ionizing gases

    以上研究結果對于超短脈沖激光放大技術研究以及超短超強脈沖激光在低密度等離子體和空氣中長距離傳輸和聚焦研究等具有重要的實用參考價值。
  7. Carbon nanotubes ( cnts ) have attracted great attention in material science and technology for their semi - one - dimension structure, good electrical conductivity, excellent chemical and mechanical properties. especially for their high aspect ratio and emitting electron at low voltage, cnts have been considered as one of the most promising material for field electron source

    碳納米管具有準一維的結構、良好的導電能力、化學穩定性和機械強度，由於其極高的長徑比而且能在較低的宏觀電場下發射電子，因此被認為是較為理想的場發射材料。
  8. Three temperature equations include disconnected thermal conductivity coefficient and energy exchange terms between electron and ion, electron and photon, which are affected by the density an d temperature of the plasma, and by the atom parameter. implicit scheme have to be used to solve them. we use entirety linear iteration method to do this work

    三溫方程含有間斷的熱傳導系數，存在著電子與光子、電子與離子的能量交換，這些量與離子的密度、溫度和原子物理參數有關，對它們的求解必須採用隱式格式，我們採用整體線性化迭代格式迭代求解。
  9. At last, the valence electron structure of ceramic phase in strontium - and magnesium - doped lagao3 were calculated by eet theory, the results showed that the electrical conductivity is determined by the na and the activation energy of the ceramic phase, we can forecast the ceramic optimizing composition with higher electrical conductivity by studying the na and activation energy of the ceramic phase

    最後根據eet理論計算了sr 、 mg摻雜的lagao _ 3材料中陶瓷相的價電子結構，結果表明，陶瓷相的n _ a和活化能是影響電導率的兩個主要因素。我們可以通過陶瓷相的na和活化能來預測具有高電導率的材料成分。
  10. Due to its intrinsic merits, such as wide band gap, high electron saturated drift velocity, high melting point, good coefficient of thermal conductivity, anti - radiation and good chemical stability, gallium nitride as a direct band gap semiconductor has become the promising material for the application of short - wave light - emitting devices and high temperature, high frequency and high power electronic devices

    Gan是直接帶隙半導體材料，以其禁帶寬度大、電子飽和漂移速度大、熔點高、熱導率高、抗輻射能力強和化學穩定性好等優點成為製造短波長光發射器件及高溫、高頻、大功率電子器件的理想材料。
  11. The conductivity, components and profile of the n - type diamond were characterized by hall effect, secondary ion mass spectrometry ( sims ) and the scanning electron microscopy ( sem )

    通過hall效應，二次離子質譜（ sims ）及掃描電子顯微鏡（ sem ）等多種技術手段，對n -型金剛石薄膜的導電特性、成分和薄膜的形貌等方面進行了表徵。
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