442 citations · 3.7k across the 45 of their papers we have counts for
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Device-independent quantum key distribution over 100 km with single atoms
Bo-Wei Lu, Chao-Wei Yang, Run-Qi Wang +15
Device-independent quantum key distribution (DI-QKD) is a key application of the quantum internet. We report the realization of DI-QKD between two single-atom nodes linked by 100-k…
Memory-Assisted Nonlocal Interferometer Towards Long-Baseline Telescopes
Bin Wang, Xi-Yu Luo, Bo-Feng Gao +12
Quantum networks and remote quantum entanglement serve as vital future quantum communication resources with broad applicability. A key direction lies in extending the baseline of o…
Silicon single-photon detector achieving over 84% photon detection efficiency with flexible operation modes
Dong An, Chao Yu, Ming-Yang Zheng +9
Silicon single-photon detectors (Si SPDs) play a crucial role in detecting single photons in the visible spectrum. For various applications, photon detection efficiency (PDE) is th…
Entangling quantum memories over 420 km in fiber
Xi-Yu Luo, Chao-Yang Wang, Ming-Yang Zheng +17
Long-distance entanglement is pivotal for quantum communication, distributed quantum computing and sensing. Significant progresses have been made in extending the distribution dist…
Entangling two Rydberg Superatoms via Heralded Storage
Zi-Ye An, Bo-Wei Lu, Jun Li +4
Heralded storage of photons is crucial for advancing quantum networks. Previous realizations have primarily relied on single atoms strongly coupled to optical cavities. In this wor…
Single-Shot Readout of a Nuclear Spin in Silicon Carbide
Xiao-Yi Lai, Ren-Zhou Fang, Tao Li +6
Solid-state qubits with a photonic interface is very promising for quantum networks. Color centers in silicon carbide have shown excellent optical and spin coherence, even when int…
Experimental Generation of Spin-Photon Entanglement in Silicon Carbide
Ren-Zhou Fang, Xiao-Yi Lai, Tao Li +13
A solid-state approach for quantum networks is advantages, as it allows the integration of nanophotonics to enhance the photon emission and the utilization of weakly coupled nuclea…
A multinode quantum network over a metropolitan area
Jian-Long Liu, Xi-Yu Luo, Yong Yu +17
Towards realizing the future quantum internet, a pivotal milestone entails the transition from two-node proof-of-principle experiments conducted in laboratories to comprehensive, m…
Entangling metropolitan-distance separated quantum memories
Xi-Yu Luo, Yong Yu, Jian-Long Liu +9
Quantum internet gives the promise of getting all quantum resources connected, and it will enable applications far beyond a localized scenario. A prototype is a network of quantum…
Sequential generation of multiphoton entanglement with a Rydberg superatom
Chao-Wei Yang, Yong Yu, Jun Li +3
Multiqubit entanglement is an indispensable resource for quantum information science. In particular, the entanglement of photons is of conceptual interest due to its implications i…
Deterministic Time-Bin Entanglement between a Single Photon and an Atomic Ensemble
Peng-Fei Sun, Yong Yu, Zi-Ye An +4
Hybrid matter-photon entanglement is the building block for quantum networks. It is very favorable if the entanglement can be prepared with a high probability. In this paper, we re…
Single-shot measurement of a Rydberg superatom via collective photon burst
Chao-Wei Yang, Jun Li, Ming-Ti Zhou +3
With Rydberg dipole interactions, a mesoscopic atomic ensemble may behave like a two-level single atom, resulting in the so-called picture of superatom. It is in potential a strong…
Measurement-Device-Independent Verification of a Quantum Memory
Yong Yu, Peng-Fei Sun, Yu-Zhe Zhang +9
In this paper we report an experiment that verifies an atomic-ensemble quantum memory via a measurement-device-independent scheme. A single photon generated via Rydberg blockade in…
Cavity-Enhanced Atom-Photon Entanglement with Subsecond Lifetime
Xu-Jie Wang, Sheng-Jun Yang, Peng-Fei Sun +5
A cold atomic ensemble suits well for optical quantum memories, and its entanglement with a single photon forms the building block for quantum networks that give promise for many r…
Experimental Creation of Single Rydberg Excitations via Adiabatic Passage
Ming-Ti Zhou, Jian-Long Liu, Peng-Fei Sun +4
In an atomic ensemble, quantum information is typically carried as single collective excitations. It is very advantageous if the creation of single excitations is efficient and rob…
Semi-Deterministic Entanglement between a Single Photon and an Atomic Ensemble
Jun Li, Ming-Ti Zhou, Chao-Wei Yang +4
Entanglement between a single photon and a matter qubit is an indispensable resource for quantum repeater and quantum networks. With atomic ensembles, the entanglement creation pro…
Entanglement of two quantum memories via fibers over dozens of kilometres
Yong Yu, Fei Ma, Xi-Yu Luo +14
Quantum internet will enable a number of revolutionary applications. It relies on entanglement of remote quantum memories over long distances. Despite enormous progresses so far, t…
Hybrid entanglement of three quantum memories with three photons
Bo Jing, Xu-Jie Wang, Yong Yu +9
Quantum network has significant applications both practically and fundamentally. A hybrid architecture with photons and stationary nodes is highly promising. So far, experimental r…
Time-resolved boson sampling with photons of different colors
Xu-Jie Wang, Bo Jing, Peng-Fei Sun +5
Interference of multiple photons via a linear-optical network has profound applications for quantum foundation, quantum metrology and quantum computation. Particularly, a boson sam…
Hong-Ou-Mandel Interference between Two Deterministic Collective Excitations in an Atomic Ensemble
Jun Li, Ming-Ti Zhou, Bo Jing +6
We demonstrate deterministic generation of two distinct collective excitations in one atomic ensemble, and we realize the Hong-Ou-Mandel interference between them. Using Rydberg bl…
Freezing motion-induced dephasing in an atomic-ensemble quantum memory
Yan Jiang, Jun Rui, Xiao-Hui Bao +1
Motion-induced dephasing is a dominant decoherence mechanism for atom-gas quantum memories. In this paper, we develop a new coherent manipulation technique which enables arbitrary…
An efficient quantum light-matter interface with sub-second lifetime
Sheng-Jun Yang, Xu-Jie Wang, Xiao-Hui Bao +1
Quantum repeater holds the promise for scalable long-distance quantum communication. Towards a first quantum repeater based on memory-photon entanglement, significant progresses ha…
Highly Retrievable Spinwave-Photon Entanglement Source
Sheng-Jun Yang, Xu-Jie Wang, Jun Li +3
Entanglement between a single photon and a quantum memory forms the building blocks for quantum repeater and quantum network. Previous entanglement sources are typically with low r…
Arbitrary Rotation of a Single Spinwave Qubit in an Atomic-Ensemble Quantum Memory
Jun Rui, Yan Jiang, Bo Zhao +2
We report the first experimental realization of single-qubit manipulation for single spinwaves stored in an atomic ensemble quantum memory. In order to have high-fidelity gate oper…