Progress and perspectives on weak-value amplification

L Xu, L Zhang - Progress in Quantum Electronics, 2024 - Elsevier
Weak-value amplification (WVA) is a metrological protocol that effectively amplifies ultra-
small physical effects, making it highly applicable in the fields of quantum sensing and …

Precision phase estimation based on weak-value amplification

X Qiu, L **e, X Liu, L Luo, Z Li, Z Zhang, J Du - Applied Physics Letters, 2017 - pubs.aip.org
In this letter, we propose a precision method for phase estimation based on the weak-value
amplification (WVA) technique using a monochromatic light source. The anomalous WVA …

Phase and amplitude reconstruction by weak measurement based on metasurface

W Luo, Q Yang, Y Wang, J Liu, H Luo - Applied Physics Letters, 2024 - pubs.aip.org
Phase distribution is crucial for obtaining the whole information of phase object in imaging.
However, due to the transparency of phase objects, the phase distribution cannot be …

Weak measurement with the peak-contrast-ratio pointer

J Zhu, Z Li, Y Liu, Y Ye, Q Ti, Z Zhang, F Gao - Physical Review A, 2021 - APS
Weak measurement as a nonperturbative theory has been shown to be powerful in the
fundamentals of quantum mechanics and high-precision metrology, in which the pointer is of …

Toward ultrahigh sensitivity in weak-value amplification

J Huang, Y Li, C Fang, H Li, G Zeng - Physical Review A, 2019 - APS
Achieving higher sensitivity is an earnest purpose for precision metrology. As a response to
this goal, the weak-value amplification approach has been developed for measuring …

The quantum Cheshire cat effect: theoretical basis and observational implications

Q Duprey, S Kanjilal, U Sinha, D Home, A Matzkin - Annals of Physics, 2018 - Elsevier
Abstract The Quantum Cheshire Cat (QCC) is an effect introduced recently within the Weak
Measurements framework. The main feature of the QCC effect is that a property of a …

High-precision multiparameter weak measurement with Hermite-Gaussian pointer

B **a, J Huang, C Fang, H Li, G Zeng - Physical Review Applied, 2020 - APS
The weak-value amplification technique has been proved to be useful for precision
metrology in both theory and experiment. To explore the ultimate performance of weak-value …

Detection of magneto-optical Kerr signals via weak measurement with frequency pointer

Y He, L Luo, L **e, J Shao, Y Liu, J You, Y Ye… - Optics Letters, 2021 - opg.optica.org
Detection of the magneto-optical Kerr effect with high precision is of great significance but
has challenges in the field of magnetic physics and spintronic devices. Kerr rotation angle …

Weak-value-amplification enhancement of the magneto-optical Kerr effect in nanoscale layered structures

JH Huang, JS Lundeen, KM Jordan, AC Dada… - Physical Review A, 2023 - APS
The achievement of a larger magneto-optical Kerr effect (MOKE) in nanoscale layered
structures is extremely important for both theoretical understandings and practical …

High-precise measurement of optical rotatory dispersion based on weak value amplification

J Shao, L Luo, Y He, J You, Y Liu… - IEEE Photonics …, 2021 - ieeexplore.ieee.org
Chiroptical signals (generally very weak) play significant roles in chiral discrimination that
bring great benefits in biochemistry, pharmacy, chemical, and so on. But, high-precise …