Optical measurement of electron spins in quantum dots: quantum Zeno effects

NV Leppenen, DS Smirnov - Nanoscale, 2022 - pubs.rsc.org
We describe theoretically the effects of the quantum back action under the continuous
optical measurement of electron spins in quantum dots. We consider the system excitation …

Raman-induced compound-mode squeezing in a nonlinear coupler implementing Wigner representation and the analytical method

MSM Hanapi, ABMA Ibrahim, R Julius… - Journal of the Optical …, 2025 - opg.optica.org
We investigate the generation of compound-mode squeezing in a Raman nonlinear coupler
using both the analytical perturbative (AP) method and the Wigner phase-space …

Probing quantum correlations in non-degenerate hyper-Raman process

M Das, B Sen, A Sensharma, K Thapliyal… - arxiv preprint arxiv …, 2024 - arxiv.org
Possibilities of observing single mode and intermodal quantum correlations (eg,
antibunching, steering and entanglement) are studied for a probed-hyper-Raman system …

Squeezed Light Generation in Three-Channel Nonlinear Coupler with Second-Harmonic Generation and Frequency Mismatch

MSM Hanapi, ABMA Ibrahim, R Julius… - Journal of Physics …, 2022 - iopscience.iop.org
Squeezed states of light in a three-channel nonlinear coupler with second-order nonlinearity
using the phase space method and the analytical perturbative method is reported in this …

Quantum Zeno and Anti‐Zeno Effects in the Dynamics of Non‐Degenerate Hyper‐Raman Processes Coupled to Two Linear Waveguides

M Das, B Sen, K Thapliyal, A Pathak - Annalen der Physik, 2023 - Wiley Online Library
The effect of the presence of two probe waveguides on the dynamics of hyper‐Raman
processes is studied in terms of quantum Zeno and anti‐Zeno effects. Specifically, the …

Coherent control based on quantum Zeno and anti-Zeno effects: Role of coherences and timing

J Levitt, AF Izmaylov - arxiv preprint arxiv:2306.08311, 2023 - arxiv.org
The quantum-Zeno and anti-Zeno effects (QZE/AZE) are known for a long time. In a general
quantum system with a number of coupled discrete levels, the measurement of a particular …

Quantum Properties in Nonlinear Coupler with Raman Process.

MSM Hanapi, ABMA Ibrahim - Journal of Physics: Conference …, 2023 - iopscience.iop.org
In this work, we have examined the generation of squeezed states of light in a two-
waveguide coupler in which Raman processes are active in one waveguide. Both …

Limitations to Realize Quantum Zeno Effect in Beam Splitter Array—a Monte Carlo Wavefunction Analysis

N Meher, A Raman, S Sivakumar - Journal of the Physical Society of …, 2022 - journals.jps.jp
Effects of non-ideal optical components in realizing quantum Zeno effect in an all-optical
setup are analyzed. Beam splitters are the important components in this experimental …

Raman-induced compound-mode squeezing in nonlinear coupler implementing

MS Hanapi, AB IBRAHIM, R Julius, P Choudhury - 2024 - opg.optica.org
We investigate the generation of compound-mode squeezing in a Raman nonlinear coupler
using both the analytical perturbative (AP) method and the Wigner phase-space …