Abstract:
We consider a method for solving the problem of quantum tunneling through repulsive potential barriers for a composite system consisting of several identical particles coupled via pair oscillator-type potentials in the oscillator symmetrized-coordinate representation. We confirm the efficiency of the proposed approach by calculating complex energy values and analyzing metastable states of composite systems of three, four, and five identical particles on a line, which leads to the effect of quantum transparency of the repulsive barriers.
Keywords:
quantum tunneling, system of identical particles, symmetrized-coordinate representation, harmonic oscillator basis, complex energy value, metastable state, quantum transparency.
Citation:
A. A. Gusev, S. I. Vinitsky, O. Chuluunbaatar, V. L. Derbov, A. Gozdz, P. M. Krasovitskii, “Metastable states of a composite system tunneling through repulsive barriers”, TMF, 186:1 (2016), 27–50; Theoret. and Math. Phys., 186:1 (2016), 21–40
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\paper Metastable states of a~composite system tunneling through repulsive barriers
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\pages 27--50
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\jour Theoret. and Math. Phys.
\yr 2016
\vol 186
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\pages 21--40
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Linking options:
https://www.mathnet.ru/eng/tmf8981
https://doi.org/10.4213/tmf8981
https://www.mathnet.ru/eng/tmf/v186/i1/p27
This publication is cited in the following 8 articles:
A. A. Gusev, S. I. Vinitsky, O. Chuluunbaatar, A. Gozdz, V. L. Derbov, P. M. Krassovitskiy, “Adiabatic representation for atomic dimers and trimers in collinear configuration”, Phys. Atom. Nuclei, 81:6 (2018), 945–970
O. Chuluunbaatar, S. I. Vinitsky, A. A. Gusev, V. L. Derbov, P. M. Krassovitskiy, “Quantum Transparency of Barriers and Reflection from Wells for Clusters of Identical Particles”, Bull. Russ. Acad. Sci. Phys., 82:6 (2018), 648
P. Kilcullen, L. Salayka-Ladouceur, K. Malmgren, M. Reid, M. R. A. Shegelski, “One dimensional time-dependent tunnelling of excitons”, Few-Body Syst., 58:2 (2017), UNSP 25
M. R. A. Shegelski, L. Salayka-Ladouceur, K. Malmgren, “Transmission and reflection of a molecule with a dipole moment incident upon a circular hole in a two-dimensional conducting sheet”, Eur. J. Phys., 38:1 (2017), 015403
A. A. Gusev, S. I. Vinitsky, O. Chuluunbaatar, V. L. Derbov, A. Gozdz, P. M. Krassovitskiy, “Transmission of clusters consisting of a few identical particles through barriers and wells”, XXIII Nuclear Physics Workshop “Marie and Pierre Curie”: Essential Problems in Nuclear Physics, 2016, Acta Physica Polonica B Proceedings Supplement, 10, no. 1, ed. M. Gozdz, Jagiellonian Univ, 2017, 269–274
I. S. Ishmukhamedov, V. S. Melezhik, “Tunneling of two bosonic atoms from a one-dimensional anharmonic trap”, Phys. Rev. A, 95:6 (2017), 062701
M. R. A. Shegelski, G. Jones, “_orig Resonant Transmission of a Weakly Bound Molecule Incident Upon a Step Potential”, J. Phys. B-At. Mol. Opt. Phys., 49:16 (2016), 165101
S. I. Vinitsky, A. A. Gusev, O. Chuluunbaatar, A. Gozdz, V. L. Derbov, “The coupled-channel method for modelling quantum transmission of composite systems”, Distributed Computer and Communication Networks, DCCN 2016, Communications in Computer and Information Science, 678, eds. V. Vishnevskiy, K. Samouylov, D. Kozyrev, Springer International Publishing Ag, 2016, 525–537