activity
20182021
most citedConclusive nonlinear phase sensitivity limit for a Mach-Zehnder interferometer with single-mode non-vacuum inputs

2 citations · 4 across the 5 of their papers we have counts for

collaborators

14 papers

physics.optics2021

Multidimensional Information Assisted Deep Learning Realizing Flexible Recognition of Vortex Beam Modes

Jiale Zhao, Yiming Li, Zijing Zhang +1

Because of the unlimited range of state space, orbital angular momentum (OAM) as a new degree of freedom of light has attracted great attention in optical communication field. Rece…

quant-ph20201 cited

Classical Inputs and Measurements Enable Phase Sensitivity beyond the Shot-Noise Limit

Jian-Dong Zhang, Zi-Jing Zhang, Long-Zhu Cen +2

Coherent-state-based phase estimation is a fruitful testbed for the field of precision measurements since coherent states are robust to decoherence when compared with exotic quantu…

physics.optics20191 cited

Single-shot Precise Ranging using Twisted Light

Long-Zhu Cen, Zi-Jing Zhang, Jun-Yan Hu +7

Over the past decade, optical orbital angular momentum (OAM) modes were shown to offer advantages in optical information acquisition. Here, we introduce a new scheme for optical ra…

physics.optics2019

Control of Structured Light Enables Nearly Perfect Noise-filtering

Jian-Dong Zhang, Zi-Jing Zhang, Long-Zhu Cen +7

The performance of laser-based active sensing has been severely limited by two types of noise: electrical noise, stemming from elements; optical noise, laser jamming from an eavesd…

quant-ph20192 cited

Conclusive nonlinear phase sensitivity limit for a Mach-Zehnder interferometer with single-mode non-vacuum inputs

Jian-Dong Zhang, Zi-Jing Zhang, Jun-Yan Hu +4

Many works have stated that nonlinear interactions can improve phase sensitivity beyond the Heisenberg limit scaling of with being the mean photon number. This raises som…

quant-ph2019

A nearly optimal and robust protocol for nonlinear phase estimation using coherent states

Jian-Dong Zhang, Zi-Jing Zhang, Jun-Yan Hu +4

We propose a protocol for the second-order nonlinear phase estimation with a coherent state as input and balanced homodyne detection as measurement strategy. The sensitivity is sub…