Recent progress on surface chemistry II: property and characterization

X Li, Z Xu, D Bu, J Cai, H Chen, Q Chen, T Chen… - Chinese Chemical …, 2025 - Elsevier
Surface with well-defined components and structures possesses unique electronic,
magnetic, optical and chemical properties. As a result, surface chemistry research plays a …

Overview of the phase space formulation of quantum mechanics with application to quantum technologies

RP Rundle, MJ Everitt - Advanced Quantum Technologies, 2021 - Wiley Online Library
The phase‐space formulation of quantum mechanics has recently seen increased use in
testing quantum technologies, including methods of tomography for state verification and …

Optical vortex lattice: an exploitation of orbital angular momentum

L Zhu, M Tang, H Li, Y Tai, X Li - Nanophotonics, 2021 - degruyter.com
Generally, an optical vortex lattice (OVL) is generated via the superposition of two specific
vortex beams. Thus far, OVL has been successfully employed to trap atoms via the dark …

Universal quantum control of an atomic spin qubit on a surface

Y Wang, M Haze, HT Bui, W Soe, H Aubin… - npj Quantum …, 2023 - nature.com
Scanning tunneling microscopy (STM) enables the bottom-up fabrication of tailored spin
systems on a surface that are engineered with atomic precision. When combining STM with …

New phase space formulations and quantum dynamics approaches

X He, B Wu, Y Shang, B Li, X Cheng… - Wiley Interdisciplinary …, 2022 - Wiley Online Library
We report recent progress on the phase space formulation of quantum mechanics with
coordinate‐momentum variables, focusing more on new theory of (weighted) constraint …

Calibration-free vector magnetometry using nitrogen-vacancy center in diamond integrated with optical vortex beam

B Chen, X Hou, F Ge, X Zhang, Y Ji, H Li, P Qian… - Nano Letters, 2020 - ACS Publications
We report a new method to determine the orientation of individual nitrogen-vacancy (NV)
centers in a bulk diamond and use them to realize a calibration-free vector magnetometer …

Detecting the out-of-time-order correlations of dynamical quantum phase transitions in a solid-state quantum simulator

B Chen, X Hou, F Zhou, P Qian, H Shen… - Applied Physics Letters, 2020 - pubs.aip.org
Quantum many-body systems in equilibrium can be effectively characterized using the
framework of quantum statistical mechanics. However, there still exist a lot of questions …

Digital quantum simulation of Floquet topological phases with a solid-state quantum simulator

B Chen, S Li, X Hou, F Ge, F Zhou, P Qian, F Mei… - Photonics …, 2020 - opg.optica.org
Harnessing the dynamics of complex quantum systems is an area of much interest and a
quantum simulator has emerged as a promising platform to probe exotic topological phases …

Quantum enhanced optical phase estimation with a squeezed thermal state

J Yu, Y Qin, J Qin, H Wang, Z Yan, X Jia, K Peng - Physical Review Applied, 2020 - APS
Quantum phase-estimation protocols can provide a measuring method of phase shift with
precision superior to the standard quantum limit (SQL) due to the application of a …

Machine-learning-assisted electron-spin readout of nitrogen-vacancy center in diamond

P Qian, X Lin, F Zhou, R Ye, Y Ji, B Chen, G **e… - Applied Physics …, 2021 - pubs.aip.org
Machine learning is a powerful tool in finding hidden data patterns for quantum information
processing. Here, we introduce this method into the optical readout of electron-spin states in …