Non-existence of spontaneous symmetry breaking of excitons in multiple-quantum-wells

Solid State Communications

Volumn 101, Issue 11, 1997, Pages 847-848

  Benoit A La Guillaume C ^a  

^a UNIVERSITÉ PARIS DESCARTES   (France)

Author keywords

A. quantum wells; A. semiconductors

Indexed keywords

EXCITONS; KINETIC THEORY; MATHEMATICAL OPERATORS; QUANTUM THEORY; Z TRANSFORMS;

ELECTRON HOLE COULOMB INTERACTIONS; EXCITON HAMILTONIAN;

SEMICONDUCTOR QUANTUM WELLS;

EID: 0031095061     PISSN: 00381098     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0038-1098(96)00701-6     Document Type: Article

References (3)

1. See e.g. Schiff, L.I., Quantum Mechanics (McGraw Hill, New York, 1949), p. 38-39. A generalization to a two-particles Hamiltonian is obvious. However, in case of degeneracy, like e.g. states in the continuum, one can find symmetrical and antisymmetrical states at the same energy; any linear combination of these is still an eigenstate.
2. Piorek, T., Hagston, W.E. and Harrison, P., Solid State Commun., 99, 1996, 601.
3. See e.g. Benoit à la Guillaume, C., Combescot, M. and Semenov, Yu.G., Proc. of the 22nd Conf. on the Physics of Semicond. (Edited by D.J. Lockwood), World Scientific, Singapore, 1994, p. 2481.