欢迎登录材料期刊网

材料期刊网

高级检索

利用一个基于紧束缚模型的散射区格点上能量波动的二终端系统透射系数的一般计算方法,提出了基于实空间格点的H型四终端量子点阵列的系统,将其转化成二终端量子点阵列模型去探讨,通过利用实空间格林函数,计算了H型四终端量子点阵列的透射率,研究其量子输运问题.

参考文献

[1] Economou E N;Soukoulis C M.Static conductance and scaling theory of localization in one dimension[J].Physical Review Letters,198146(09):618-621.
[2] Fisher D S;Lee P A.Relation between conductivity and transmission matrix[J].Physical Review B:Condensed Matter,198123(12):6851-6854.
[3] Biittiker M.Four-terminal phase-coherent conductance[J].Physical Review Letters,198657(14):1761-1764.
[4] Kucera J.The relation between transport coefficients and scattering matrices in strong magnetic fields[J].Journal of Physics C:Solid State Physics,198821(23):4357.
[5] Thouless D J;Kirkpatrick S.Conductivity of the disordered linear chain[J].Journal of Physics C:Solid State Physics,198114(03):235.
[6] Lee P A;Fisher D S.Anderson localizationin two dimensions[J].Physical Review Letters,198147(12):882-885.
[7] Schweitzer L;Kramer B.Magnetic field and electron states in two-dimensional disordered systems[J].Journal of Physics C:Solid State Physics,198417(23):4111.
[8] Schweitzer L;Kramer B;MacKinnon A.The conductivity of a two-dimensional electronic system of finite width in the presence of a strong perpendicular magnetic field and a random potential[J].Zeitschrift für Physik B Condensed Matter,198559(04):379-384.
[9] Biittiker M;Imry Y;Azbel Ya M.Quantum oscillations in one-dimensional normal-metal rings[J].Physical Review A30(04):1982-1989.
[10] Ryu Changmo;Cho Samyoung.Phase evolution of the transmission coefficient in an Aharonov-Bohm ring with Fano resonance[J].Physical Review B:Condensed Matter,199858(07):3572-3575.
[11] Itoh Toshihiro.Scattering matrix of a three-terminal junction in one dimension[J].Physical Review B:Condensed Matter,199552(03):1508-1511.
[12] Xu H Q;Gu Benyuan.Phase property of the transmission through a quantum dot[J].Journal of Physics:Condensed Matter,200113(15):3599.
[13] Lee H W;Kim C S.Effects of symmetries on single-channel systems:Perfect transmission and reflection[J].Physical Review B:Condensed Matter,200163(07):075306.
[14] Entin-Wohlman O;Aharony Amnon;Levinson Y.Double quantum dot with two electrons:Singlet-triplet transitions[J].Physical Review B:Condensed Matter,200164(08):085332.
[15] Shangguan W Z;Au Yeung T C;Yu Y B.Quantum transport in a one-dimensional quantum dot array[J].Physical Review B:Condensed Matter,200163(23):235323.
上一张 下一张
上一张 下一张
计量
  • 下载量()
  • 访问量()
文章评分
  • 您的评分:
  • 1
    0%
  • 2
    0%
  • 3
    0%
  • 4
    0%
  • 5
    0%