Universal upper bound for the tunneling rate of a large quantum spin

DOI10.1007/BF01217739zbMath0699.46058OpenAlexW1970850218MaRDI QIDQ913205

J. Leo van Hemmen, Walter F. Wreszinski

Publication date: 1988

Published in: Communications in Mathematical Physics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/bf01217739

zbMATH Keywords

WKB analysispotential barriertunneling rateexponential localization theoremlarge quantum spinspin with large spin quantum numberuniversal upper bound

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) Perturbation theory of linear operators (47A55) General mathematical topics and methods in quantum theory (81Q99) Miscellaneous applications of functional analysis (46N99)

Related Items (1)

Application of the discrete Wentzel–Kramers–Brillouin method to spin tunneling

Cites Work

• Universal lower bounds on eigenvalue splittings for one dimensional Schrödinger operators
• Double wells
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