
浏览全部资源
扫码关注微信
内蒙古民族大学 物理与电子信息学院, 内蒙古 通辽 028043
收稿:2008-12-23,
修回:1900-1-2,
网络首发:2009-10-30,
纸质出版:2009-10-30
移动端阅览
霍淑芬, 肖景林. 含杂质的三臂环中的持续电流[J]. 发光学报, 2009,30(5):692-696.
HUO Shu-fen, XIAO Jing-lin. The Persistent Currents in the Triple-arm Ring with an Impurity[J]. Chinese Journal of Luminescence, 2009, 30(5): 692-696.
采用量子波导理论
研究了含杂质的介观三臂环中的持续电流。结果表明:输运电流存在时
不含磁场的三臂环中也可有持续电流产生
这是纯的量子现象。即使含杂质的三臂环和含杂质的单环上、下臂比例相同
两环中的电流也明显不同。更重要的是发现在某些能量范围内
杂质不总是制约持续电流的增大。
paper
. Benjamin Colin, Jayannavar A M. Current magnification effect in mesoscopic systems at equilibrium [J]. Phys. Rev. B, 2001, 64 (23):233406-1-4.
. Areek T P, Jayannavar A M. Persistent currents in coupled mesoscopic rings [J]. Phys. Rev. B, 1996, 54 (9):6376-6381.
. Anda E V, Busser C, Chiappe G, et al. Persistent currents in mesoscopic ring with a side connected quantum dot [J]. Phys. B, 2002, 320 (1-4):358-361.
. Jayannavar A M, Singha Deo P. Persistent current and conductance of a metal loop connected to electron reservoirs [J]. Phys. Rev. B, 1994, 49 (19):13685-13690.
. Buttiker M, Imry Y, Landauer R. Josephson behavior in small normal one-dimensional rings [J]. Phys. Lett. A, 1983, 96 (7):365-367.
. Levy L P, Dolan G, Unsmuir J D, et al. Magnetization of mesoscopic copper ring: Evidence for persistent currents [J]. Phys. Rev. Lett., 1990, 64 (17):2074-2077.
. Chandrasekhar V, Webb A, Brady M J, et al. Magnetic response of a single isolated gold loop [J]. Phys. Rev. Lett., 1991, 67 (25):3578-3581.
. Mailly D, Chapelier C, Benoit A. Experimental observation of persistent currents in GaAs-AlGaAs single loop [J]. Phys. Rev. Lett., 1993, 70 (13):2020-2023.
. Jayannavar A M, Singha Deo P. Persistent current in the presence of a transport current [J]. Phys. Rev. B, 1995, 51 (15):10175-10178.
. Pareek T P, Jayannavar A M, Singha Deo P. Effect of impurity on the current magnification in the mesoscopic open ring [J]. Phys. Rev. B, 1995, 52 (20):14657-14663.
. Zhang Yi, Xiao Jinglin. Persistent current in double Aharonov-Bohm ring connected to electron reservoirs [J]. Commun. Theor. Phys., 2007, 47 (3):573-576.
. Xiao Jinglin, Hong Yongli, Li Chunlei. Properties of transmission of electron in couple rings [J]. J. Lumin., 2006, 119-120 :513-516.
. Wu Hanchun, Guo Yong, Chen Xinyi, et al. Giant persistent current in a quantum ring with multiple arms [J]. Phys. Rev. B, 2003, 68 (12):125330-1-4.
. Li Hongming, Xiao Jinglin. The persistent currents in triple-arm AB ring with an impurity [J]. Phys. B, 2007, 396 (1-2):91-94.
. Li Hongming, Xiao Jinglin. Persistent currents in mesoscopic structure with and impurity [J]. Chin. J. Lumin. (发光学报), 2007, 28 (4):489-492 (in Chinese).
. Xia J B. Quantun waveguide theory for mesoscopic structures [J]. Phys. Rev. B, 1992, 45 (7):3593-3599.
. Zhang Yi, Xiao Jinglin. The persistent currents in triple-arm ring [J]. Chin. J. Lumin. (发光学报), 2007, 28 (3):321-324 (in Chinese).
0
浏览量
612
下载量
0
CSCD
关联资源
相关文章
相关作者
相关机构
京公网安备11010802024621