Magnetic and half-metallic properties of Cr-doped β-SiC

IEEE Transactions on Magnetics

Volumn 41, Issue 10, 2005, Pages 2733-2735

  Kim, Yoon Suk ^a   Chung, Yong Chae ^a  

^a Hanyang University   (South Korea)

Author keywords

Diluted magnetic semiconductors; Electronic structure; Half metal; SiC

Indexed keywords

CHROMIUM; DOPING (ADDITIVES); ELECTRON MOBILITY; ELECTRONIC STRUCTURE; FERMI LEVEL; MAGNETIC MOMENTS; MAGNETIC PROPERTIES; MAGNETIC SEMICONDUCTORS; SUBSTITUTION REACTIONS;

DILUTED MAGNETIC STRUCTURES; HALF-METAL; HALF-METALLIC PROPERTIES; Β-SIC;

SILICON CARBIDE;

EID: 27744447122     PISSN: 00189464     EISSN: None     Source Type: Journal    
DOI: 10.1109/TMAG.2005.854684     Document Type: Article

References (16)

1. H. Ohno, "Making nonmagnetic semiconductors ferromagnetic," Science, vol. 281, pp. 951-956, Aug. 1998.
2. S. A. Wolf, D. D. Awschalom, R. A. Buhrman, J. M. Daughton, S. Von Molnar, M. L. Roukes, A. Y. Chtchelkanova, and D. M. Treger, "Spintronics: A spin-based electronics vision for the future," Science, vol. 294, pp. 1488-1495, Nov. 2001.
3. Y.-S. Kim, H. Kim, and Y.-C. Chung, "Ab initio calculation on magnetic properties of SiC-based diluted magnetic semiconductors," in Proc. Int. Conf. Comput. Nanosci. & Nanotech, vol. III, Feb. 2003, pp. 519-521.
4. Y.-S. Kim, H. Kim, B. D. Yu, D. K. Choi, and Y.-C. Chung, "Ab initio study of magnetic properties of SiC-based diluted magnetic semiconductors, " Key Eng. Mater., vol. 264-268, pp. 1237-1240, 2004.
5. M. S. Miao and W. R. L. Lambrencht, "Magnetic properties of substitutional 3d transition metal impurities in silicon carbide," Phys. Rev. B, vol. 68, p. 125204, Sep. 2003.
6. V. L. Shaposhinikov and N. A. Sobolev, "The electronic structure and magnetic properties of transition metal-doped silicon carbide," J. Phys.: Condens. Matter, vol. 16, pp. 1761-1768, Mar. 2004.
7. L. V. C. Assali, W. V. M. Machado, and J. F. Justo, "Structural and electronic properties of 3d transition metal impurities in silicon carbide," Phys. Rev. B, vol. 69, p. 155 212, Apr. 2004.
8. N. Theodoropoulou, A. F. Hebard, S. N. G. Chu, M. E. Overberg, C. R. Abernathy, S. J. Pearton, R. G. Wilson, and J. M. Zavada, "Magnetic properties of Fe- and Mn-implanted SiC," Electrochem. Solid-State Lett., vol. 4, pp. G119-G121, Dec. 2001.
9. S. J. Pearton, Y. D. Park, C. R. Abernathy, M. E. Overberg, G. T. Thaler, J. Kim, F. Ren, J. M. Zavada, and R. G. Wilson, "Ferromagnetism in GaN and SiC doped with transition metals," Thin Solid Films, vol. 447-448, pp. 493-501, Jan. 2004.
10. W. Kohn and L. J. Sham, "Self-consistent equations including exchange and correlation effects," Phys. Rev., vol. 140, pp. A1133-A1138, Nov. 1965.
11. J. P. Perdew, J. A. Chevary, S. H. Vosko, K. A. Jackson, M. R. Pederson, D. J. Singh, and C. Fiolhais, "Atoms, molecules, solids, and surfaces: Applications of the generalized gradient approximation for exchange and correlation," Phys. Rev. B, vol. 46, pp. 6671-6687, Sept. 1992.
12. G. Kresse and J. Hafner, "Ab initio molecular dynamics for liquid metals," Phys. Rev. B, vol. 47, pp. 558-561, Jan. 1993.
13. H. J. Monkhorst and J. D. Pack, "Special points for brillouin-zone integrations," Phys. Rev. B, vol. 13, pp. 5188-5192, Jun. 1976.
14. P. E. Blöchl, O. Jepsen, and O. K. Andersen, "Improved tetrahedron method for brillouin-zone integrations," Phys. Rev. B, vol. 49, pp. 16223-16233, Jun. 1994.
15. D. Vanderbilt, "Soft self-consistent pseudopotentials in a generalized eigenvalue formalism," Phys. Rev. B, vol. 41, pp. 7892-7895, Apr. 1990.
16. O. Madelung, M. Schulz, and H. Weiss, "Numerical data and funtional relationship in science and technology," in Landolt-Börnstein New Series Group III. New York: Spinger-Verlag, 1982, vol. 17a.