The effect of doping and growth stoichiometry on the core structure of a threading edge dislocation in GaN

Applied Physics Letters

Volumn 73, Issue 19, 1998, Pages 2751-2753

  Wright, A F ^a   Grossner, Ulrike ^b  

^a SANDIA NATIONAL LABORATORIES   (United States)

^b FRIEDRICH SCHILLER UNIVERSITY JENA   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0000262195     PISSN: 00036951     EISSN: None     Source Type: Journal    
DOI: 10.1063/1.122579     Document Type: Article

References (24)

1. X. J. Ning, F. R. Chien, P. Pirouz, J. W. Yang, and M. A. Kahn, J. Mater. Res. 11, 580 (1996);
2. X. H. Wu, L. M. Brown, K. Kapolnek, S. Keller, B. Keller, S. P. DenBaars, and J. S. Speck, J. Appl. Phys. 80, 3228 (1996);
3. W. J. Meng, J. Heremans, and Y. T. Cheng, Appl. Phys. Lett. 59, 2097 (1991).
4. S. D. Lester, F. A. Ponce, M. G. Craford, and D. A. Steigerwald, Appl. Phys. Lett. 66, 1249 (1995).
5. S. J. Rosner, E. C. Carr, M. J. Ludowise, G. Girolami, and H. I. Erikson, Appl. Phys. Lett. 70, 420 (1997);
6. T. Sugahara, H. Sato, M. Hao, Y. Naoi, S. Kurai, S. Tottori, K. Yamashita, K. Nishino, L. T. Romano, and S. Sakai, Jpn. J. Appl. Phys., Part 2 37, L398 (1998).
7. F. A. Ponce, D. P. Bour, W. Götz, and P. J. Wright, Appl. Phys. Lett. 68, 57 (1996).
8. P. J. Hansen, Y. E. Strausser, A. N. Erickson, E. J. Tarsa, P. Kozodoy, E. G. Brazel, J. P. Ibbetson, U. Mishra, V. Narayanamurti, S. P. DenBaars, and J. S. Speck, Appl. Phys. Lett. 72, 2247 (1998).
9. N. G. Weinmann, L. F. Eastman, D. Doppalapudi, H. M. Ng, and T. D. Moustakas, J. Appl. Phys. 83, 3656 (1998).
10. J. Elsner, R. Jones, P. K. Sitch, V. D. Porezag, M. Elstner, T. Frauenheim, M. I. Heggie, S. Öberg, and P. R. Briddon, Phys. Rev. Lett. 79, 3672 (1997).
11. G. Kresse and J. Hafner, Phys. Rev. B 47, 558 (1993);
12. 49, 14251 (1994);
13. G. Kresse and J. Furthmüller, Comput. Mater. Sci. 6, 15 (1996);
14. Phys. Rev. B 54, 11169 (1996).
15. D. Vanderbilt, Phys. Rev. B 41, 7892 (1990).
16. Ultrasoft pseudopotentials for gallium and nitrogen were developed in which the gallium 3d electrons were treated as valence. See U. Grossner, J. Furthmüller, and F. Bechstedt, Phys. Rev. B 58, R1722 (1998).
17. W. Kohn and L. J. Sham, Phys. Rev. 140, A1133 (1965);
18. D. M. Ceperley and B. J. Alder, Phys. Rev. Lett. 45, 566 (1980);
19. J. P. Perdew and A. Zunger, Phys. Rev. B 23, 5048 (1981).
20. P. Hohenberg and W. Kohn, Phys. Rev. 136, B864 (1964).
21. A. F. Wright and J. S. Nelson, Phys. Rev. B 51, 7866 (1995).
22. H. J. Monkhorst and J. D. Pack, Phys. Rev. B 13, 5188 (1976).
23. A. F. Wright and J. Furthmüller, Appl. Phys. Lett. 72, 3467 (1998).
24. D. B. Laks, C. G. Van De Walle, G. F. Neumark, P. E. Blochl, and S. T. Pantelides, Phys. Rev. B 45, 10965 (1992).