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Exact Solutions for the Quantum Nonlinear Trimer
Author(s) -
Andersen J. D.,
Kenkre V. M.
Publication year - 1993
Publication title -
physica status solidi (b)
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.51
H-Index - 109
eISSN - 1521-3951
pISSN - 0370-1972
DOI - 10.1002/pssb.2221770215
Subject(s) - trimer , delocalized electron , nonlinear system , dimer , quantum , physics , quantum mechanics , statistical physics , mathematics , nuclear magnetic resonance
Exact analytical solutions of the discrete nonlinear Schrödinger equation for three‐site systems are presented by generalizing methods employed previously for the quantum nonlinear dimer. The transition from localized to delocalized states is markedly different from that in the dimer.