A new variational method in the problem of the spectrum of elementary excitations in an edge-dislocation crystal

Low Temperature Physics

Volumn 23, Issue 12, 1997, Pages 976-979

  Dubrovskii, I M ^a  

^a INSTITUTE OF METAL PHYSICS   (Ukraine)

Author keywords

[No Author keywords available]

Indexed keywords

CRYSTALS; EDGE DISLOCATIONS; EIGENVALUES AND EIGENFUNCTIONS; GROUND STATE; ORDINARY DIFFERENTIAL EQUATIONS;

AZIMUTHAL ANGLE; DINGER EQUATION; DIRECT VARIATIONAL METHODS; ELEMENTARY EXCITATIONS; GROUND-STATE ENERGIES; PERTURBATION THEORY; THEORETICAL VALUES; VARIATIONAL METHODS;

PERTURBATION TECHNIQUES;

EID: 33749996251     PISSN: 1063777X     EISSN: None     Source Type: Journal    
DOI: 10.1063/1.593506     Document Type: Article

References (11)

1. I. M. Lifshits and Kh. I. Pushkarov, Pis'ma Zh. Éksp. Teor. Fiz. 11, 456 (1970)
2. [JETP Lett. 11, 310 (1970)].
3. V. M. Nabutovskii and B. Ya. Shapiro, Pis'ma Zh. Éksp. Teor. Fiz. 26, 624 (1977)
4. [JETP Lett. 26, 473 (1997)].
5. V. A. Slyusarev and K. A. Chishko, Fiz. Met. Metalloved. 58, 877 (1984).
6. Handbook of Mathematical Functions (edited by M. Abramowitz and I. Steegun), Dover, New York, 1965.
7. V. L. Bonch-Bruevich, Fiz. Tverd. Tela (Leningrad) 3, 47 (1961).
8. Tables for Computing Matthieu Functions [in Russian], Comp. Center, USSR Acad. Sci., Moscow (1967).
9. L. D. Landau and E. M. Lifshitz, Quantum Mechanics [in Russian], Fizmalgiz, Moscow (1967).
10. N. Fröman and P. Fröman, JWKB Approximation, Amsterdam (1965).
11. G. M. Zaslavskii, Chaos in Dynamical Systems, Harwood, Chur, 1985.