Above-room-temperature ferromagnetism in GaSb/Mn digital alloys

Applied Physics Letters

Volumn 81, Issue 3, 2002, Pages 511-513

  Chen, X ^a   Na, M ^a   Cheon, M ^a   Wang, S ^a   Luo, H ^a   McCombe, B D ^a   Liu, X ^b   Sasaki, Y ^b   Wojtowicz, T ^b   Furdyna, J K ^b   Potashnik, S J ^c   Schiffer, P ^c  

^a UNIVERSITY AT BUFFALO   (United States)

^b UNIVERSITY OF NOTRE DAME   (United States)

^c The Pennsylvania State University   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ANOMALOUS HALL EFFECTS; AS-GROWN; CRYSTAL QUALITIES; DIGITAL ALLOYS; EXPERIMENTAL SETUP; LOW TEMPERATURES; P-TYPE CONDUCTIVITY; ROOM TEMPERATURE; SPINTRONICS APPLICATION; TEMPERATURE DEPENDENT; TRANSMISSION ELECTRON MICROGRAPH;

FERROMAGNETISM; HALL EFFECT; HYSTERESIS; HYSTERESIS LOOPS; MAGNETIZATION; MANGANESE;

CERIUM ALLOYS;

EID: 79956002629     PISSN: 00036951     EISSN: None     Source Type: Journal    
DOI: 10.1063/1.1481184     Document Type: Article

References (23)

1. H. Ohno, D. Chiba, F. Matsukura, T. Omiya, E. Abe, T. Dietl, Y. Ohno, and K. Ohtani, Nature (London) 408, 944 (2001). nat NATUAS 0028-0836
2. D. K. Young, E. Johnston-Halperin, D. D. Awschalom, Y. Ohno, and H. Ohno, Appl. Phys. Lett. 80, 1598 (2002). apl APPLAB 0003-6951
3. S. Koshihara, A. Oiwa, M. Hirasawa, S. Katsumoto, Y. Iye, C. Urano, H. Takagi, and H. Munekata, Phys. Rev. Lett. 78, 4617 (1997). prl PRLTAO 0031-9007
4. A. Oiwa, A. Endo, S. Katsumoto, Y. Iye, H. Ohno, and H. Munekata, Phys. Rev. B 59, 5826 (1999). prb PRBMDO 0163-1829
5. F. Matsukura, E. Abe, and H. Ohno, J. Appl. Lett. 87, 6442 (2000).
6. F. Matsukura, H. Ohno, A. Shen, and Y. Sugawara, Phys. Rev. B 57, 2037 (1998). prb PRBMDO 0163-1829
7. S. J. Potashnik, K. C. Ku, S. H. Chun, J. J. Berry, N. Samarth, and P. Schiffer, Appl. Phys. Lett. 79, 1495 (2001). apl APPLAB 0003-6951
8. T. Dietl, H. Ohno, F. Matsukura, J. Cibert, and D. Ferrand, Science 287, 1019 (2000). sci SCIEAS 0036-8075
9. M. L. Reed, N. A. El-Masry, H. H. Stadelmaier, M. K. Aitums, M. J. Reed, C. A. Parker, J. C. Roberts, and S. M. Bedair, Appl. Phys. Lett. 79, 3473 (2001). apl APPLAB 0003-6951
10. K. Ueda, H. Tabata, and T. Kawai, Appl. Phys. Lett. 79, 988 (2001). apl APPLAB 0003-6951
11. Y. Matsumoto, M. Murakami, T. Shono, T. Hasegawa, T. Fukumura, M. Kawasaki, P. Ahmet, T. Chikyow, S. Koshihara, and H. Koinuma, Science 291, 854 (2001). sci SCIEAS 0036-8075
12. R. K. Kawakami, E. Johnston-Halperin, L. F. Chen, M. Hanson, N. Guébels, J. S. Speck, A. C. Gossard, and D. D. Awschalom, Appl. Phys. Lett. 77, 2379 (2000). apl APPLAB 0003-6951
13. X. Chen, H. Luo, B. D. McCombe, M. H. Na, K. Mooney, F. Lehmann, X. Chen, M. Cheon, S. M. Wang, Y. Sasaki, X. Liu, and J. K. Furdyna, Physica E 12, 336 (2002). 2by PELNFM 1386-9477
14. E. Abe, F. Matsukura, H. Yasuda, Y. Ohno, and H. Ohno, Physica E (Amsterdam) 7, 981 (2000). 2by PELNFM 1386-9477
15. S. Sanvito and N. A. Hill, Phys. Rev. Lett. 87, 267202 (2001). prl PRLTAO 0031-9007
16. I. Vurgaftman and J. R. Meyer, Phys. Rev. B 64, 245207 (2001). prb PRBMDO 0163-1829
17. A. Kaminski and S. Das Sarma, cond-mat/0201229 v1, (2002).
18. S.-R. E. Yang and A. H. MacDonald, cond-mat/0201229 v1, (2002).
19. A. Continenza, S. Picozzi, W. T. Geng, and A. J. Freeman, Phys. Rev. B 64, 085204 (2001). prb PRBMDO 0163-1829
20. L. Whitman (private communication). We note that we have grown similar structures, in which precipitates exist and can be clearly observed with TEM at the same resolution as that used for Fig. 1. Recent atomic-resolution cross sectional scanning tunneling microscopy studies show no evidence of precipitates.
21. T. Jungwirth, Q. Niu, and A. H. MacDonald, cond-mat/0110484 (2001).
22. J. Ye, Y. B. Kim, A. J. Millis, B. I. Shraiman, P. Majmumdar, and Z. Tesanović, Phys. Rev. Lett. 83, 3737 (1999). prl PRLTAO 0031-9007
23. F. Huang, M. T. Kief, G. J. Mankey, and R. F. Willis, Phys. Rev. B 49, 3962 (1994). prb PRBMDO 0163-1829