Classical Hamiltonian Systems with balanced loss and gain

PK Ghosh - Journal of Physics: Conference Series, 2021 - iopscience.iop.org
Classical Hamiltonian systems with balanced loss and gain are considered in this review. A
generic Hamiltonian formulation for systems with space-dependent balanced loss and gain …

Symmetry breaking of solitons in the PT-symmetric nonlinear Schrödinger equation with the cubic–quintic competing saturable nonlinearity

WB Bo, RR Wang, W Liu, YY Wang - Chaos: An Interdisciplinary …, 2022 - pubs.aip.org
The symmetry breaking of solitons in the nonlinear Schrödinger equation with cubic–quintic
competing nonlinearity and parity-time symmetric potential is studied. At first, a new …

Self-bound states induced by the Lee–Huang–Yang effect in non--symmetric complex potentials

Z Zhou, Y Shi, F Ye, H Chen, S Tang, H Deng… - Nonlinear …, 2022 - Springer
We numerically investigate the existence and stability of self-bound states forming in a one-
dimensional binary bosonic condensate confined in non-parity-time (PT)-symmetric complex …

Controlling stable tunneling in a non-Hermitian spin–orbit coupled bosonic junction

Y Luo, X Wang, Y Luo, Z Zhou, ZY Zeng… - New Journal of …, 2020 - iopscience.iop.org
In this paper, we study how to apply a periodic driving field to control stable spin tunneling in
a non-Hermitian spin–orbit (SO) coupled bosonic double-well system. By means of a high …

Stability and collisions of quantum droplets in PT-symmetric dual-core couplers

Z Zhou, B Zhu, H Wang, H Zhong - Communications in Nonlinear Science …, 2020 - Elsevier
We study the effect of the interplay between parity-time (PT) symmetry and optical lattice
(OL) potential on dynamics of quantum droplets (QDs) forming in a binary bosonic …

Three-component soliton states in spinor F= 1 Bose-Einstein condensates with PT-symmetric generalized Scarf-II potentials

ZL Han, JY Lao, JR Zhang… - … in Theoretical Physics, 2024 - iopscience.iop.org
Introducing PT-symmetric generalized Scarf-II potentials into the three-coupled nonlinear
Gross-Pitaevskii equations offers a new way to seeking stable soliton states in quasi-one …

[HTML][HTML] Photon-assisted PT symmetry and stability of two strongly interacting bosons in a non-Hermitian driven double well

Z Zhou, Z Wang, H Zhong, Y Luo, H Chen, J Tan - Physics Letters A, 2020 - Elsevier
We investigate how the driving field and strong interatomic interaction affect the parity-time
(PT) symmetry and stability of two interacting bosons in a non-Hermitian double-well system …

On regular and chaotic dynamics of a non--symmetric Hamiltonian system of a coupled Duffing oscillator with balanced loss and gain

PK Ghosh, P Roy - arXiv preprint arXiv:2007.07286, 2020 - arxiv.org
A non-${\cal {PT}} $-symmetric Hamiltonian system of a Duffing oscillator coupled to an anti-
damped oscillator with a variable angular frequency is shown to admit periodic solutions …

Balanced gain and loss in spatially extended non--symmetric multiwell potentials

S Altinisik, D Dizdarevic, J Main - Physical Review A, 2019 - APS
The experimental realization of balanced gain and loss in a quantum system has been a
long-standing goal in quantum mechanics since the introduction of the concept of PT …

Balancing gain and loss in symmetrised multi-well potentials

D Dizdarevic, H Cartarius, J Main… - Journal of Physics A …, 2020 - iopscience.iop.org
Balancing gain and loss in symmetrised multi-well potentials - IOPscience This site uses
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