Epitaxial SrTiO3 films with electron mobilities exceeding 30,000 cm2 V-1s-1

Nature Materials

Volumn 9, Issue 6, 2010, Pages 482-484

  Son, Junwoo ^a   Moetakef, Pouya ^a   Jalan, Bharat ^a   Bierwagen, Oliver ^a   Wright, Nicholas J ^a   Engel Herbert, Roman ^a   Stemmer, Susanne ^a  

^a Santa Barbara   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

CARRIER MOBILITY; CRYSTAL IMPURITIES; CRYSTALS; DEFECTS; DEPOSITION; ELECTRON MOBILITY; ELECTRONS; HETEROJUNCTIONS; MOLECULAR BEAM EPITAXY; ORGANIC SUPERCONDUCTING MATERIALS; OXIDE FILMS; PULSED LASER DEPOSITION; SINGLE CRYSTALS; STRONTIUM ALLOYS; STRONTIUM TITANATES; TEMPERATURE; THIN FILMS;

EPITAXIAL HETEROSTRUCTURES; FIELD-INDUCED SUPERCONDUCTIVITY; INTERFACE CONDUCTIVITY; OXIDE HETEROSTRUCTURES; SEMICONDUCTOR PHYSICS; SHUBNIKOV DE-HAAS OSCILLATION; THERMOELECTRIC APPLICATION; TWO DIMENSIONAL (2 D);

SEMICONDUCTOR DOPING;

EID: 77954742528     PISSN: 14761122     EISSN: 14764660     Source Type: Journal    
DOI: 10.1038/nmat2750     Document Type: Article

References (28)

1. Stormer, H. L. Nobel lecture: The fractional quantum Hall effect. Rev. Mod. Phys. 71, 875-889 (1999). (Pubitemid 129336900)
2. 3. Nature Mater. 6, 129-134 (2007). (Pubitemid 46197649)
3. Ueno, K. et al. Electric-field-induced superconductivity in an insulator. Nature Mater. 7, 855-858 (2008).
4. Mannhart, J., Blank, D. H. A., Hwang, H. Y., Millis, A. J. & Triscone, J. M. Two-dimensional electron gases at oxide interfaces. MRS Bull. 33, 1027-1034 (2008).
5. Kozuka, Y. et al. Two-dimensional normal-state quantum oscillations in a superconducting heterostructure. Nature 462, 487-490 (2009).
6. 1. Appl. Phys. Lett. 50, 1826-1828 (1987).
7. Pfeiffer, L. & West, K. W. The role of MBE in recent quantum Hall effect physics discoveries. Physica E 20, 57-64 (2003).
8. 3. Phys. Rev. 161, 822-827 (1967).
9. Tufte, O. N. & Chapman, P. W. Electron mobility in semiconducting strontium titanate. Phys. Rev. 155, 796-802 (1967).
10. 3 heterostructures: Origin, dimensionality, and perspectives. Phys. Rev. Lett. 98, 216803 (2007).
11. 3 heterointerface. Nature 427, 423-426 (2004). (Pubitemid 38168490)
12. 3. Phys. Rev. B 11, 2299-2310 (1975).
13. 3 substrates. J. Appl. Phys. 104, 064122 (2008).
14. 3. Phys. Rev. Lett. 101, 096601 (2008).
15. Ohnishi, T., Shibuya, K., Yamamoto, T. & Lippmaa, M. Defects and transport in complex oxide thin films. J. Appl. Phys. 103, 103703 (2008).
16. s films. J. Appl. Phys. 102, 083704 (2007).
17. Eckstein, J. N. & Bozovic, I. High-temperature superconducting multilayers and heterostructures grown by atomic layer-by-layer molecular beam epitaxy. Annu. Rev. Mater. Sci. 25, 679-709 (1995).
18. 3. J. Appl. Phys. 104, 114109 (2008).
19. 3 films using a hybrid molecular beam epitaxy approach. J. Vac. Sci. Technol. A 27, 461-464 (2009).
20. 3 with a growth window. Appl. Phys. Lett. 95, 032906 (2009).
21. LeBeau, J. M. et al. Stoichiometry optimization of homoepitaxial oxide thin films using X-ray diffraction. Appl. Phys. Lett. 95, 142905 (2009).
22. 3. Phys. Rev. 158, 775-778 (1967).
23. 3 conduction bands. Phys. Rev. B 6, 4740-4753 (1972).
24. 3. Jpn. J. Appl. Phys. 24 (Suppl. 2), 335-337 (1985).
25. 3: Nb. Phys. Rev. B 19, 1039-1048 (1979).
26. 3 grown by hybrid molecular beam epitaxy. J. Vac. Sci. Technol. A 27, 1365-1368 (2009).
27. Van der Pauw, L. J. A method of measuring specific resistivity and Hall effect of discs of arbitrary shape. Philips Res. Rep. 13, 1-9 (1958).
28. Bierwagen, O., Ive, T., Van de Walle, C. G. & Speck, J. S. Causes of incorrect carrier-type identification in van der Pauw-Hall measurements. Appl. Phys. Lett. 93, 242108 (2008).