The 0.7 anomaly in one-dimensional hole quantum wires

Journal of Physics Condensed Matter

Volumn 20, Issue 16, 2008, Pages

  Hamilton, A R ^a   Danneau, R ^a,b   Klochan, O ^a   Clarke, W R ^a   Micolich, A P ^a   Ho, L H ^a   Simmons, M Y ^a   Ritchie, D A ^c   Pepper, M ^c   Muraki, K ^d   Hirayama, Y ^d,e  

^a UNIVERSITY OF NEW SOUTH WALES   (Australia)

^b AALTO UNIVERSITY   (Finland)

^c UNIVERSITY OF CAMBRIDGE   (United Kingdom)

^d Kashino Diverse Brain Research Laboratory of NTT Communication Science Laboratories   (Japan)

^e TOHOKU UNIVERSITY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

ANISOTROPY; ELECTRONS; SPIN POLARIZATION; THERMAL EFFECTS;

ELECTRON SYSTEMS; ZEEMAN SPLITTING;

SEMICONDUCTOR QUANTUM WIRES;

EID: 42549149326     PISSN: 09538984     EISSN: 1361648X     Source Type: Journal    
DOI: 10.1088/0953-8984/20/16/164205     Document Type: Article

References (29)

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 Quantized conductance of point contacts in a two-dimensional electron gas Phys. Rev. Lett. 60 848-50
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 One-dimensional transport and the quantization of the ballistic resistance J. Phys. C: Solid State Phys. 21 L209-14
3. Thomas K J, Nicholls J T, Simmons M Y, Pepper M, Mace D R and Ritchie D A 1996 Possible spin polarization in a one-dimensional electron gas Phys. Rev. Lett. 77 135-8
4. Seelig G and Matveev K A 2003 Electron-phonon scattering in quantum point contacts Phys. Rev. Lett. 90 176804
5. Meir Y, Hirose K and Wingreen N S 2002 Kondo model for the '0.7 anomaly' in transport through a quantum point contact Phys. Rev. Lett. 89 196802
6. Hirose K, Meir Y and Wingreen N S 2003 Local moment formation in quantum point contacts Phys. Rev. Lett. 90 26804
7. Winkler R 2003 Spin-Orbit Coupling Effects in Two-Dimensional Electron and Hole Systems (Berlin: Springer)
8. Zailer I, Frost J E F, Ford C J B, Pepper M, Simmons M Y, Ritchie D A, Nicholls J T and Jones G A C 1994 Phase coherence, interference, and conductance quantization in a confined two-dimensional hole gas Phys. Rev. B 49 5101
9. Daneshvar A J, Ford C J B, Hamilton A R, Simmons M Y, Pepper M and Ritchie D A 1997 Enhanced g factors of a one-dimensional hole gas with quantized conductance Phys. Rev. B 55 13409-12
10. Rokhinson L P, Pfeiffer L N and West K W 2006 Spontaneous spin polarization in quantum point contacts Phys. Rev. Lett. 96 156602
11. Winkler R 2004 Spin density matrix of spin-3/2 hole systems Phys. Rev. B 70 125301
12. Csontos D and Zülicke U 2007 Large variations in the hole spin splitting of quantum-wire subband edges Phys. Rev. B 76 73313
13. Csontos D and Zülicke U 2007 Quantum confinement effects on the spin splitting and polarization dependence of quasi-1D holes Physica E at press
14. Zülicke U 2006 Electronic and spin properties of hole point contacts Phys. Status Solidi c 3 4354-8
15. Clarke W R, Micolich A P, Hamilton A R, Simmons M Y, Muraki K and Hirayama Y 2005 Fabrication and characterization of a 2D hole system a in novel (311)A GaAs SISFET Microelectron. J. 36 327-30
16. Klochan O, Clarke W R, Danneau R, Micolich A P, Ho L H, Hamilton A R, Muraki K and Hirayama Y 2006 Ballistic transport in induced one-dimensional hole systems Appl. Phys. Lett. 89 092105
17. 2/h conductance anomaly in one-dimensional hole systems Appl. Phys. Lett. 88 012107
18. Castleton I M, Davies A G, Hamilton A R, Frost J E F, Simmons M Y, Ritchie D A and Pepper M 1998 Closely separated one-dimensional wires: coupled ballistic conduction, wave function hybridization and compressibility investigations Physica B 251 157-61
19. Hamilton A R, Klochan O, Danneau R, Clarke W R, Ho L H, Micolich A P, Simmons M Y, Pepper M, Ritchie D A, Muraki K and Hirayama Y 2008 Quantum transport in one-dimensional GaAs hole systems Int. J. Nanotechnol. 5 318-30
20. Danneau R, Clarke W R, Klochan O, Ho L H, Micolich A P, Hamilton A R, Simmons M Y, Pepper M and Ritchie D A 2006 Ballistic transport in one-dimensional bilayer hole systems Physica E 34 550-2
21. Thomas K J, Nicholls J T, Appleyard N J, Simmons M Y, Pepper M, Mace D R, Tribe W R and Ritchie D A 1998 Interaction effects in a one-dimensional constriction Phys. Rev. B 58 4846-52
22. 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 Density-dependent spin polarization in ultra-low-disorder quantum wires Phys. Rev. Lett. 89 246801
23. Pyshkin K S, Ford C J B, Harrell R H, Pepper M, Linfield E H and Ritchie D A 2000 Spin splitting of one-dimensional subbands in high quality quantum wires at zero magnetic field Phys. Rev. B 62 15842-50
24. Hamilton A R, Frost J E F, Smith C G, Kelly M J, Linfield E H, Ford C J B, Ritchie D A, Jones G A C, Pepper M, Hasko D G and Ahmed H 1992 Back-gated split-gate transistor: a one-dimensional ballistic channel with variable Fermi energy Appl. Phys. Lett. 60 2782
25. Thomas K J, Simmons M Y, Nicholls J T, Mace D R, Pepper M and Ritchie D A 1995 Ballistic transport in one-dimensional constrictions formed in deep two-dimensional electron gases Appl. Phys. Lett. 67 109-11
26. Danneau R, Klochan O, Clarke W R, Ho L H, Micolich A P, Simmons M Y, Hamilton A R, Pepper M, Ritchie D A and Zulicke U 2006 Zeeman splitting in ballistic hole quantum wires Phys. Rev. Lett. 97 026403
27. Cronenwett S M, Lynch H J, Goldhaber-Gordon D, Kouwenhoven L P, Marcus C M, Hirose K, Wingreen N S and Umansky V 2002 Low-temperature fate of the 0.7 structure in a point contact: a Kondo-like correlated state in an open system Phys. Rev. Lett. 88 226805
28. Sfigakis F, Ford C J B, Pepper M, Kataoka M, Ritchie D A and Simmons M Y 2008 Kondo effect from a tunable bound state within a quantum wire Phys. Rev. Lett. 100 026807
29. Danneau R, Klochan O, Clarke W R, Ho L H, Micolich A P, Simmons M Y, Hamilton A R, Pepper M and Ritchie D A 2008 0.7 structure and zero bias anomaly in ballistic hole quantum wires Phys. Rev. Lett. 100 016403