[1] van Wees B J, van Houten H, Beenakker C W J, Williamson J G, Kouwenhoven L P, van der Marel D and Foxon C T 1988 Phys. Rev. Lett. 60 848
[2] Wharam D A, Thornton T J, Newbury R, Pepper M, Ahmed H, Frost J E F, Hasko D G, Peacock D C, Ritchie D A and Jones G A C 1988 J. Phys. C 21 L209
[3] Olesen L, Laegsgaard E, Stensgaard I, Besenbacher F, Schiø tz J, Stoltze P, Jacobsen K W and Nø rskov J K 1994 Phys. Rev. Lett. 72 2251
[4] Pascual J I, Mendez J, Gomez-Herrero J, Baro A M, Garcia N, Landman U, Luedtke W D, Bogachek E N and Cheng H P 1995 Science 267 1793
[5] Muller C J, Krans J M, Todorov T N and Reed M A 1996 Phys. Rev. B 53 1022
[6] Chen R, Wheeler P J, Di Ventra M and Natelson D 2014 Sci. Rep. 4 4221
[7] Thomas K J, Nicholls J T, Simmons M Y, Pepper M, Mace D R and Ritchie D A 1996 Phys. Rev. Lett. 77 135
[8] Reilly D J, Buehler T M, O'Brien J L, Hamilton A R, Dzurak A S, Clark R G, Kane B E, Pfeiffer L N and West K W 2002 Phys. Rev. Lett. 89 246801
[9] Hew W K, Thomas K J, Pepper M, Farrer I, Anderson D, Jones G A C and Ritchie D A 2008 Phys. Rev. Lett. 101 036801
[10] Thomas K J, Nicholls J T, Pepper M, Tribe W R, Simmons M Y and Ritchie D A 2000 Phys. Rev. B 61 R13365
[11] Wang C K and Berggren K F 1998 Phys. Rev. B 57 4552
[12] Starikov A A, Yakimenko I I and Berggren K F 2003 Phys. Rev. B 67 235319
[13] Xu Z H, Xiao W and Chen Y G 2013 Chin. Phys. Lett. 30 057201
[14] Meir Y, Hirose K and Wingreen N S 2002 Phys. Rev. Lett. 89 196802
[15] Matveev K A 2004 Phys. Rev. Lett. 92 106801
       Matveev K A 2004 Phys. Rev. B 70 245319
[16] Aryanpour K and Han J E 2009 Phys. Rev. Lett. 102 056805
[17] Rejec T and Meir Y 2006 Nature 442 900
       Ihnatsenka S and Zozoulenko I V 2007 Phys. Rev. B 76 045338
[18] Iqbal M J, Levy R, Koop E J, Dekker J B, de Jong J P, van der Velde J H M, Reuter, Wieck A D, Aguado R, Meir Y and van der Wal C H 2013 Nature 501 79
[19] Bauer F, Heyder J, Schubert E, Borowsky D, Taubert D, Bruognolo B, Schuh D, Wegscheider W, von Delft J and Ludwig S 2013 Nature 501 73
[20] Brun B, Martins F, Faniel S, Hackens B, Bachelier G, Cavanna A, Ulysse C, Ouerghi A, Gennser U, Mailly D, Huant S, Bayot V, Sanquer M and Sellier H 2014 Nat. Commun. 5 4290
[21] Nixon J A and Davies J H 1990 Phys. Rev. B 41 7929
[22] Nixon J A, Davies J H and Baranger H U 1991 Phys. Rev. B 43 12638
[23] Chang D, Lee H and Chung Y 2007 J. Korean Phys. Soc. 51 1395
[24] Williamson J G, Timmering C E, Harmans C J P M, Harris J J and Foxon C T 1990 Phys. Rev. B 42 7675
[25] Sfigakis F, Ford C J B, Pepper M, Kataoka M, Ritchie D A and Simmons M Y 2008 Phys. Rev. Lett. 100 026807
[26] Kirczenow G 1989 Phys. Rev. B 39 10452
[27] Emberly E G and Kirczenow G 1999 Phys. Rev. B 60 6028
[28] Büttiker M 1990 Phys. Rev. B 41 7906
[29] Roche P, Ségala J, Glattli D C, Nicholls J T, Pepper M, Graham A C, Thomas K J, Simmons M Y and Ritchie D A 2004 Phys. Rev. Lett. 93 116602
[30] Glazman L I and Khaetskii A V 1989 Europhys. Lett. 9 263
[31] Chen T M, Graham A C, Pepper M, Farrer I and Ritchie D A 2008 Appl. Phys. Lett. 93 032102
[32] Simmonds P J, Sfigakis F, Beere H E, Ritchie D A, Pepper M, Anderson D and Jones G A C 2008 Appl. Phys. Lett. 92 152108
[33] Chen T M, Pepper M, Farrer I, Jones G A C and Ritchie D A 2012 Phys. Rev. Lett. 109 177202
[34] Lind H, Yakimenko I I and Berggren K F 2011 Phys. Rev. B 83 075308
[35] Thomas K J, Nicholls J T, Simmons M Y, Pepper M, Mace D R and Ritchie D A 1998 Philos. Mag. B 77 1213
[36] Kristensen A, Bruus H, Hansen A E, Jensen J B, Lindelof P E, Marckmann C J, Nygå rd J, Sø rensen C B, Beuscher F, Forchel A and Michel M 2000 Phys. Rev. B 62 10950
[37] Knop M, Richter M, Maßmann R, Wieser U, Kunze U, Reuter D, Riedesel C and Wieck A D 2005 Semicond. Sci. Technol. 20 814
[38] Büttiker M 1990 Phys. Rev. Lett. 65 2901
[39] Blanter Y M and Büttiker M 2000 Phys. Rep. 336 1
[40] Akis R and Ferry D K 2008 J. Phys.: Condens. Matter 20 164201
[41] DiCarlo L, Zhang Y, McClure D T, Reilly D J, Marcus C M, Pfeiffer L N and West K W 2006 Phys. Rev. Lett. 97 036810
[42] Zhu F Y, Tu T, Hao X J, Guo G C and Guo G P 2009 Chin. Phys. Lett. 26 050301
[43] Yan L, Yin W and Wang F W 2014 Chin. Phys. B 23 100303