Signatures of nonclassical effects in optical tomograms

B Sharmila, K Saumitran, S Lakshmibala… - Journal of Physics B …, 2017 - iopscience.iop.org
Several nonclassical effects displayed by wave packets governed by nonlinear
Hamiltonians can be identified and assessed directly from tomograms without attempting to …

A tomographic approach to the sum uncertainty relation and quantum entanglement in continuous variable systems

S Paul, S Lakshmibala, V Balakrishnan… - Frontiers in Quantum …, 2023 - frontiersin.org
Entropic uncertainty relations (EURs) have been examined in various contexts, primarily in
qubit systems, including their links with entanglement, as they subsume the Heisenberg …

Nonclassical effects in optomechanics: dynamics and collapse of entanglement

P Laha, S Lakshmibala, V Balakrishnan - JOSA B, 2019 - opg.optica.org
We have investigated a wide range of nonclassical behavior exhibited by a tripartite cavity
optomechanical system comprising a two-level atom placed inside a Fabry–Perot type …

Entanglement dynamics in a model tripartite quantum system

P Laha, B Sudarsan, S Lakshmibala… - International Journal of …, 2016 - Springer
A Λ-type atom interacting with two radiation fields exhibits electromagnetically induced
transparency and other nonclassical effects that appear in the entanglement dynamics of the …

Dynamics of an open quantum system interacting with a quantum environment

A Shankar, S Lakshmibala… - Journal of Physics B …, 2014 - iopscience.iop.org
We examine the dynamics of subsystems of bipartite and tripartite quantum systems with
nonlinear Hamiltonians. We consider two models which capture the generic features of open …

Entropy and negativity of Fermi-resonance coupling vibrations in a spectroscopic Hamiltonian

XW Hou, MF Wan, ZQ Ma - Physical Review A—Atomic, Molecular, and Optical …, 2009 - APS
The entanglement dynamics of Fermi resonance coupling vibrations in a spectroscopic
Hamiltonian for molecules CHD 3, CH Cl 3, and CHF 3 is studied in terms of the von …

Dynamics of quantum observables in entangled states

C Sudheesh, S Lakshmibala, V Balakrishnan - Physics Letters A, 2009 - Elsevier
We examine the dynamics of a radiation field propagating through a nonlinear medium. A
time series analysis of the mean photon number illustrates how an open quantum system …

Wave packet dynamics of entangled q-deformed states

M Rohith, S Anupama… - Physica …, 2024 - xn--www-vt23b.iopscience.iop.org
This paper explores the wave packet dynamics of a math-type q-deformed field interacting
with atoms in a Kerr-type nonlinear medium. The primary focus is on the generation and …

[PDF][PDF] 场与非线性介质原子相互作用模型的量子纠缠动力学特性

吕海艳, 袁伟, 侯喜文 - 物理学报, 2013 - wulixb.iphy.ac.cn
场与非线性介质原子相互作用模型的量子纠缠动力学特性* Page 1 物理学报Acta Phys. Sin. Vol.
62, No. 11 (2013) 110301 场与非线性介质原子相互作用模型的 量子纠缠动力学特性* 吕海艳 …

Recurrence statistics of observables in quantum-mechanical wave packet dynamics

C Sudheesh, S Lakshmibala… - Europhysics …, 2010 - iopscience.iop.org
We investigate the recurrence properties of the time series of quantum-mechanical
expectation values, in terms of representative models for a single-mode radiation field …