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ðqu0002 qÞ-pion mass and decay constant in a relativistic independent-quark model

机译:相对论独立夸克模型中的ququ-pion质量和衰变常数

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摘要

Abstract: In this work, we investigate the variation of the binding energy of an on-axis hydrogenic impurity in a cylindri-ncal semiconductor GaAsalxGa1–xAs quantum well wire (QWW) with temperature, by taking into account the temperaturendependance of the electron masses and dielectric constants in the quantum well and potential barrier region as well as thentemperature dependence of the barrier height. This investigation is important in understanding the role such impurities cannplay in determining the transport properties of such systems. The results show enhancement of the binding energy as thentemperature is decreased, specially for small values of wire radius.
机译:摘要:在这项工作中,我们考虑了电子质量和温度的温度依赖性,研究了圆柱型半导体GaAsalxGa1-xAs量子阱线(QWW)中轴上氢杂质的结合能随温度的变化。量子阱和势垒区域中的介电常数以及势垒高度的温度依赖性。这项研究对于理解此类杂质在确定此类系统的传输特性中的作用至关重要。结果表明,随温度降低,结合能增强,特别是对于较小的线径。

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  • 来源
    《Canadian Journal of Physics》 |2009年第11期|p.1171-1180|共10页
  • 作者单位

    S.N. Jena.1 Department of Physics, Berhampur University,Berhampur-760007, Orissa, India.M.K. Muni. Department of Mathematics and Science, SMIT,Ankushpur, Berhampur, Orissa, India.H.R. Pattnaik. Department of Physics, Temple City Institute ofTechnology and Engineering, Khurda, Orissa, India.;

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