189 citations · 707 across the 21 of their papers we have counts for
21 papers
Remote preparation and manipulation of squeezed light
Dongmei Han, Na Wang, Meihong Wang +2
Remote state preparation enables one to create and manipulate a quantum state based on the shared entanglement between distant nodes. Here, we experimentally demonstrate remote pre…
Experimental preparation and manipulation of squeezed cat states via an all-optical in-line squeezer
Meihong Wang, Miao Zhang, Zhongzhong Qin +5
The squeezed cat state, an essential quantum resource, can be used for quantum error correction and slowing decoherence of the optical cat state. However, preparing a squeezed cat…
Experimental demonstration of remotely creating Wigner negativity via quantum steering
Shuheng Liu, Dongmei Han, Na Wang +7
Non-Gaussian states with Wigner negativity are of particular interest in quantum technology due to their potential applications in quantum computing and quantum metrology. However,…
Quantum coherence of an orbital angular momentum multiplexed continuous-variable entangled state
Hong Wen, Li Zeng, Rong Ma +4
Orbital angular momentum (OAM) multiplexed entangled state is an important quantum resource for high dimensional quantum information processing. In this paper, we experimentally qu…
Deterministic distribution of orbital angular momentum multiplexed continuous-variable entanglement and quantum steering
Li Zeng, Rong Ma, Hong Wen +4
Orbital angular momentum (OAM) multiplexing provides an efficient method to improve data-carrying capacity in various quantum communication protocols. It is a precondition to distr…
The integration of photonic crystal waveguides with atom arrays in optical tweezers
X. Luan, J. -B. Béguin, A. P. Burgers +3
Integrating nanophotonics and cold atoms has drawn increasing interest in recent years due to diverse applications in quantum information science and the exploration of quantum man…
An advanced apparatus for the integration of nanophotonics and cold atoms
J. -B. Béguin, A. P. Burgers, X. Luan +3
We combine nanophotonics and cold atom research in a new apparatus enabling the delivery of single-atom tweezer arrays in the vicinity of photonic crystal waveguides.
Einstein-Podolsky-Rosen steering in Gaussian weighted graph states
Meihong Wang, Xiaowei Deng, Zhongzhong Qin +1
Einstein-Podolsky-Rosen (EPR) steering, as one of the most intriguing phenomenon of quantum mechanics, is a useful quantum resource for quantum communication. Understanding the typ…
Experimental test of error-tradeoff uncertainty relation using a continuous-variable entangled state
Yang Liu, Zhihao Ma, Haijun Kang +5
Heisenberg's original uncertainty relation is related to measurement effect, which is different from the preparation uncertainty relation. However, it has been shown that Heisenber…
Quantum beam splitter for orbital angular momentum of light: quantum correlation by four-wave mixing operated in a nonamplifying regime
Wei Liu, Rong Ma, Li Zeng +2
Nondegenerate four-wave mixing (FWM) process based on a double- scheme in hot alkali metal vapor is a versatile tool in quantum state engineering, quantum imaging, and quantum p…
Tomography of the temporal-spectral state of subnatural-linewidth single photons from atomic ensembles
Ce Yang, Zhenjie Gu, Peng Chen +3
Subnatural-linewidth single-photon source is a potential candidate for exploring the time degree of freedom in photonic quantum information science. This type of single-photon sour…
Characterizing the multipartite continuous-variable entanglement structure from squeezing coefficients and the Fisher information
Zhongzhong Qin, Manuel Gessner, Zhihong Ren +6
Understanding the distribution of quantum entanglement over many parties is a fundamental challenge of quantum physics and is of practical relevance for several applications in the…
Quantification of quantum steering in a Gaussian Greenberger-Horne-Zeilinger state
Xiaowei Deng, Caixing Tian, Meihong Wang +2
As one of the most intriguing features of quantum mechanics, Einstein-Podolsky-Rosen (EPR) steering is a useful resource for secure quantum networks. Greenberger-Horne-Zeilinger (G…
Compact sub-kilohertz low-frequency quantum light source based on four-wave mixing in cesium vapor
Rong Ma, Wei Liu, Zhongzhong Qin +4
Using a nondegenerate four-wave mixing (FWM) process based on a double-Λ scheme in hot cesium vapor, we demonstrate a compact diode-laser-pumped quantum light source for the genera…
Generating quantum correlated twin beams by four-wave mixing in hot cesium vapor
Rong Ma, Wei Liu, Zhongzhong Qin +2
Using a nondegenerate four-wave mixing process based on a double- scheme in hot cesium vapor, we generate quantum correlated twin beams with a maximum intensity-difference squee…
Swapping of Gaussian Einstein-Podolsky-Rosen steering
Meihong Wang, Zhongzhong Qin, Xiaolong Su
Einstein-Podolsky-Rosen (EPR) steering is a quantum mechanical phenomenon that allows one party to steer the state of a distant party by exploiting their shared entanglement. It ha…
Manipulating the direction of Einstein-Podolsky-Rosen steering
Zhongzhong Qin, Xiaowei Deng, Caixing Tian +4
Einstein-Podolsky-Rosen (EPR) steering exhibits an inherent asymmetric feature that differs from both entanglement and Bell nonlocality, which leads to one-way EPR steering. Althou…
Characterizing micro-macro transitions with an atomic-vapor-based linear optical amplifier
Zhifan Zhou, Ulrich Vogl, Ryan T. Glasser +4
Fundamentally, the dynamics of micro-macro transitions is instrumental to understanding the process of quantum-to-classical transitions; technologically, it can also facilitate the…
Experimental generation of multiple quantum correlated beams from hot rubidium vapor
Zhongzhong Qin, Leiming Cao, Hailong Wang +3
Quantum correlations and entanglement shared among multiple quantum modes are important for both fundamental science and the future development of quantum technologies. This develo…
Complete temporal characterization of a single photon
Zhongzhong Qin, Adarsh S. Prasad, Travis Brannan +3
Precise information about the temporal mode of optical states is crucial for optimizing their interaction efficiency between themselves and/or with matter in various quantum commun…
Generation and tomography of arbitrary qubit states in a transient collective atomic excitation
Travis Brannan, Zhongzhong Qin, Andrew MacRae +1
We demonstrate the generation of heralded Fock-basis qubits from transient collective spin excitations in a hot atomic vapor. The collective spin excita…