Optical phonon softening in strained SrTiO3 thin film: First-principles study

Applied Physics Letters

Volumn 85, Issue 23, 2004, Pages 5649-5651

  Kim, Leejun ^a   Kim, Juho ^a   Lee, Jaichan ^a   Jung, Donggeun ^a  

^a Sungkyunkwan University   (South Korea)

Author keywords

[No Author keywords available]

Indexed keywords

ANISOTROPY; COMPUTER SIMULATION; EIGENVALUES AND EIGENFUNCTIONS; GROUND STATE; LATTICE VIBRATIONS; PERMITTIVITY; PHONONS; PROBABILITY DENSITY FUNCTION; STRAIN; STRONTIUM COMPOUNDS; STRUCTURAL ANALYSIS; SUPERLATTICES;

DENSITY FUNCTIONAL THEORY (DFT); LATTICE DISTORTION; OPTICAL PHONON SOFTENING; TENSILE STRAIN;

THIN FILMS;

EID: 12844253244     PISSN: 00036951     EISSN: None     Source Type: Journal    
DOI: 10.1063/1.1833558     Document Type: Article

References (19)

1. R. E. Cohen, Nature (London) 358, 136 (1992).
2. N. Sai and D. Vanderbilt, Phys. Rev. B 62, 13942 (2000).
3. I. A. Akimov, A. A. Sirenko, A. M. Clark, J.-H. Hao, and X. X. Xi, Phys. Rev. Lett. 84, 4625 (2000).
4. A. A. Sirenko, C. Bernhard, A. Golnik, A. M. Clark, J. Hao, W Si, and X. X. Xi, Nature (London) 404, 373 (2000).
5. W. J. Kim, W. Chang, S. B. Qadri, J. M. Pond, S. W. Kirchefer, D. B. Chrisey, and J. S. Horwitz, Appl. Phys. Lett. 76, 1185 (2000).
6. B. H. Park, E. J. Peterson, Q. X. Jia, J. Lee, X. Zeng, W. Si, and X. X. Xi, Appl. Phys. Lett. 78, 533 (2001).
7. S. Hyun and K. Char, Appl. Phys. Lett. 79, 254 (2001).
8. H. Tabata, H. Tanaka, and T. Kawai, Appl. Phys. Lett. 65, 1970 (1994).
9. J. Kim, Y. Kim, Y. S. Kim, J. Lee, L. Kim, and D. Jung, Appl. Phys. Lett. 80, 3581 (2002).
10. L. Kim, D. Jung, J. Kim, Y. S. Kim, and J. Lee, Appl. Phys. Lett. 82, 2118 (2003).
11. N. A. Pertsev, A. G. Zembilgotov, and A. K. Tagantsev, Phys. Rev. Lett. 80, 1988 (1998).
12. T. Schimizu, Solid State Commun. 102, 523 (1997).
13. G. Kresse and J. Hafher, Phys. Rev. B 47, R558 (1993); G. Kresse and J. Furthmüller, ibid. 54, 11169 (1996).
14. G. Kresse and J. Hafher, Phys. Rev. B 47, R558 (1993); G. Kresse and J. Furthmüller, ibid. 54, 11169 (1996).
15. P. Blöchl, Phys. Rev. B 50, 17953 (1994); G. Kresse and D. Joubert, ibid. 59, 1758 (1999).
16. P. Blöchl, Phys. Rev. B 50, 17953 (1994); G. Kresse and D. Joubert, ibid. 59, 1758 (1999).
17. J. B. Neaton and K. M. Rabe, Appl. Phys. Lett. 82, 1586 (2003).
18. W. Zhong, R. D. King-Smith, and D. Vanderbilt, Phys. Rev. Lett. 72, 3618 (1994).
19. L. He, J. B. Neaton, M. H. Cohen, and D. Vanderbilt, Phys. Rev. B 65, 214112 (2002).