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Exact transition probabilities in a 6-state Landau–Zener system with path interference

Journal Article · · Journal of Physics. A, Mathematical and Theoretical
 [1]
  1. Los Alamos National Lab. (LANL), Los Alamos, NM (United States). Theoretical Division
In this paper, we identify a nontrivial multistate Landau–Zener (LZ) model for which transition probabilities between any pair of diabatic states can be determined analytically and exactly. In the semiclassical picture, this model features the possibility of interference of different trajectories that connect the same initial and final states. Hence, transition probabilities are generally not described by the incoherent successive application of the LZ formula. Finally, we discuss reasons for integrability of this system and provide numerical tests of the suggested expression for the transition probability matrix.
Research Organization:
Los Alamos National Lab. (LANL), Los Alamos, NM (United States)
Sponsoring Organization:
USDOE Advanced Research Projects Agency - Energy (ARPA-E); USDOE National Nuclear Security Administration (NNSA)
Grant/Contract Number:
AC52-06NA25396
OSTI ID:
1325633
Alternate ID(s):
OSTI ID: 22498362
OSTI ID: 1239016
Report Number(s):
LA-UR--15-20432
Journal Information:
Journal of Physics. A, Mathematical and Theoretical, Journal Name: Journal of Physics. A, Mathematical and Theoretical Journal Issue: 19 Vol. 48; ISSN 1751-8113
Publisher:
IOP PublishingCopyright Statement
Country of Publication:
United States
Language:
English

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Cited By (6)

A large class of solvable multistate Landau–Zener models and quantum integrability journal May 2018
Solvable multistate model of Landau-Zener transitions in cavity QED journal June 2016
Detuning-induced robustness of a three-state Landau-Zener model against dissipation journal June 2019
Integrable Time-Dependent Quantum Hamiltonians journal May 2018
Degenerate Landau–Zener model in the presence of quantum noise journal August 2019
Solvable multistate model of Landau-Zener transitions in cavity QED text January 2016

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