Impact of photon addition and subtraction on nonclassical and phase properties of a displaced Fock state

P Malpani, K Thapliyal, N Alam, A Pathak… - Optics …, 2020 - Elsevier
Various nonclassical and quantum phase properties of photon added then subtracted
displaced Fock state have been examined systematically and rigorously. Higher-order …

Quantum Zeno effect and nonclassicality in a -symmetric system of coupled cavities

J Naikoo, K Thapliyal, S Banerjee, A Pathak - Physical Review A, 2019 - APS
The interplay between the nonclassical features and the parity-time (PT) symmetry (or its
breaking) is studied here by considering a PT-symmetric system consisting of two cavities …

Quantum phase properties of photon added and subtracted displaced Fock states

P Malpani, K Thapliyal, N Alam, A Pathak… - Annalen der …, 2019 - Wiley Online Library
Quantum phase properties of photon added and subtracted displaced Fock states (and their
limiting cases) are investigated from a number of perspectives, and it is shown that the …

Probing nonclassicality in an optically driven cavity with two atomic ensembles

J Naikoo, K Thapliyal, A Pathak, S Banerjee - Physical Review A, 2018 - APS
The possibility of observing nonclassical features in a physical system comprised of a cavity
with two ensembles of two-level atoms has been investigated by considering different …

[HTML][HTML] Higher-order nonclassicalities of finite dimensional coherent states: A comparative study

N Alam, A Verma, A Pathak - Physics Letters A, 2018 - Elsevier
Conventional coherent states (CSs) are defined in various ways. For example, CS is defined
as an infinite Poissonian expansion in Fock states, as displaced vacuum state, or as an …

On the perturbative approach to analyse entanglement in two-channel Kerr nonlinear coupler

MSM Hanapi, ABMA Ibrahim, PK Choudhury - Optik, 2021 - Elsevier
The intermodal entanglement in a two-channel symmetric nonlinear coupler, operated with
Kerr nonlinearity was investigated using the analytical method based on the Heisenberg …

Lower-and higher-order nonclassical features in non-degenerate hyper-Raman processes

K Thapliyal, A Pathak, B Sen, J Peřina - Optics Communications, 2019 - Elsevier
The nonclassical properties of the different modes in the stimulated, spontaneous, and
partially spontaneous multi-photon pump non-degenerate hyper-Raman processes are …

Enhancement of nonclassical properties of the two-mode squeezed vacuum state with a postselected von Neumann measurement

J Yuanbek, YF Ren, A Abliz, Y Turek - Physical Review A, 2024 - APS
We investigate the effects of weak value amplification on the nonclassical properties of the
two-mode squeezed vacuum state. We calculate the quadrature squeezing and second …

Lower-and higher-order nonclassicality in a Bose-condensed optomechanical-like system and a Fabry-Perot cavity with one movable mirror: squeezing, antibunching …

N Alam, K Thapliyal, A Pathak, B Sen, A Verma… - arxiv preprint arxiv …, 2017 - arxiv.org
Various lower-and higher-order nonclassical properties have been studied for two physical
systems-(i) an optomechanical system composed of a Fabry-Perot cavity with one …

Interaction of light and semiconductor can generate quantum states required for solid-state quantum computing: entangled, steered and other nonclassical states

A Mukhopadhyay, B Sen, K Thapliyal, S Mandal… - Quantum Information …, 2019 - Springer
Proposals for solid-state quantum computing are extremely promising as they can be used
to build room temperature quantum computers. If such a quantum computer is ever built, it …