125 citations · 650 across the 23 of their papers we have counts for
17 papers · 1 filter
Temperature dependent single- and double-quantum relaxation of negatively charged boron vacancies in hexagonal boron nitride
Lin-Ke Xie, Wei Liu, Kaiyu Huang +14
The negatively charged boron vacancy in two-dimensional hexagonal boron nitride has emerged as a promising candidate for quantum sensing. The coherence time of this defect spins wh…
Experimental observation of spin defects in van der Waals material GeS
W. Liu, S. Li, N. -J. Guo +14
Spin defects in atomically thin two-dimensional (2D) materials such as hexagonal boron nitride (hBN) attract significant attention for their potential quantum applications. The lay…
Experimental investigation of direct non-Hermitian measurement and uncertainty relation towards high-dimensional quantum domain
Yi-Tao Wang, Zhao-An Wang, Zhi-Peng Li +12
Non-Hermitian dynamics in quantum systems have unveiled novel phenomena, yet the implementation of valid non-Hermitian quantum measurement remains a challenge, because a universal…
Realization of algorithmic identification of cause and effect in quantum correlations
Zhao-An Wang, Yu Meng, Zheng-Hao Liu +10
Causal inference revealing causal dependencies between variables from empirical data has found applications in multiple sub-fields of scientific research. A quantum perspective of…
A universal programmable Gaussian Boson Sampler for drug discovery
Shang Yu, Zhi-Peng Zhong, Yuhua Fang +21
Gaussian Boson Sampling (GBS) exhibits a unique ability to solve graph problems, such as finding cliques in complex graphs. It is noteworthy that many drug discovery tasks can be v…
Reflective Dielectric Cavity Enhanced Emission from Hexagonal Boron Nitride Spin Defect Arrays
Xiao-Dong Zeng, Yuan-Ze Yang, Nai-Jie Guo +12
Among the various kinds of spin defects in hBN, the negatively charged boron vacancy () spin defect that can be deterministically generated is undoubtedly a potential ca…
Experimental test of generalized multipartite entropic uncertainty relations
Zhao-An Wang, Bo-Fu Xie, Fei Ming +9
Entropic uncertainty relation (EUR) formulates the restriction of the inherent uncertainty of quantum mechanics from the information-theoretic perspective. A tighter lower bound fo…
Generation of Spin Defects by Ion Implantation in Hexagonal Boron Nitride
N. -J. Guo, W. Liu, Z. -P. Li +13
Optically addressable spin defects in wide-bandage semiconductors as promising systems for quantum information and sensing applications have attracted more and more attention recen…
Coherent dynamics of multi-spin centers in hexagonal boron nitride
W. Liu, V. Ivády, Z. -P. Li +18
Hexagonal boron nitride (hBN) has recently been demonstrated to contain optically polarized and detected electron spins that can be utilized for implementing qubits and quantum sen…
Temperature-dependent energy-level shifts of Spin Defects in hexagonal Boron Nitride
W. Liu, Z. -P. Li, Y. -Z. Yang +12
Two-dimensional hexagonal boron nitride (hBN) has attracted large attentions as platforms for realizations for integrated nanophotonics and collective effort has been focused on th…
Experimental observation of coherent-information superadditivity in a dephrasure channel
Shang Yu, Yu Meng, Raj B. Patel +9
We present an experimental approach to construct a dephrasure channel, which contains both dephasing and erasure noises, and can be used as an efficient tool to study the superaddi…
Reconstruction of a Photonic Qubit State with Reinforcement Learning
Shang Yu, F. Albarran-Arriagada, J. C. Retamal +10
An experiment is performed to reconstruct an unknown photonic quantum state with a limited amount of copies. A semi-quantum reinforcement learning approach is employed to adapt one…
Realization of a causal-modeled delayed-choice experiment using single photons
Shang Yu, Yong-Nan Sun, Wei Liu +6
Wave-particle duality constitutes one of the most intriguing features in quantum physics. A well-known gedanken experiment that provides evidence for this is the Wheeler's delayed-…
Experimentally detecting a quantum change point via Bayesian inference
Shang Yu, Chang-Jiang Huang, Jian-Shun Tang +15
Detecting a change point is a crucial task in statistics that has been recently extended to the quantum realm. A source state generator that emits a series of single photons in a d…
Degenerate cavity supporting more than 31 Laguerre-Gaussian modes
Ze-Di Cheng, Zhao-Di Liu, Xi-Wang Luo +8
Photons propagating in Laguerre-Gaussian modes have characteristic orbital angular momentums, which are fundamental optical degrees of freedom. The orbital angular momentum of ligh…
Storage of multiple single-photon pulses emitted from a quantum dot in a solid-state quantum memory
Jian-Shun Tang, Zong-Quan Zhou, Yi-Tao Wang +15
Quantum repeaters are critical components for distributing entanglement over long distances in presence of unavoidable optical losses during transmission. Stimulated by Duan-Lukin-…
Experimental detection of polarization-frequency quantum correlations in a photonic quantum channel by local operations
Jian-Shun Tang, Yi-Tao Wang, Geng Chen +10
The measurement of correlations between different degrees of freedom is an important, but in general extremely difficult task in many applications of quantum mechanics. Here, we re…