169 citations · 673 across the 18 of their papers we have counts for
18 papers
Enhanced Atom-by-Atom Assembly of Defect-Free Two-Dimensional Mixed-Species Atomic Arrays
Ming-Rui Wei, Kun-Peng Wang, Jia-Yi Hou +8
Defect-free single atom array in optical tweezers is a promising platform for scalable quantum computing, quantum simulation, and quantum metrology. Extending single-species array…
Probing the interaction energy of two Rb atoms in an optical tweezer via spin-motion coupling
Jun Zhuang, Kun-Peng Wang, Peng-Xiang Wang +8
The inherent polarization gradients in tight optical tweezers can be used to couple the atomic spins to the two-body motion under the action of a microwave spin-flip transition, so…
Mitigating noise of residual electric fields for single Rydberg atoms with electron photodesorption
Bahtiyar Mamat, Cheng Sheng, Xiaodong He +8
Rydberg atoms as versatile tools for quantum applications are extremely sensitive to electric fields. When utilizing these atoms, it becomes imperative to comprehensively character…
High fidelity entanglement of neutral atoms via a Rydberg-mediated single-modulated-pulse controlled-PHASE gate
Zhuo Fu, Peng Xu, Yuan Sun +8
Neutral atom platform has become an attractive choice to study the science of quantum information and quantum simulation, where intense efforts have been devoted to the entangling…
Defect-free arbitrary-geometry assembly of mixed-species atom arrays
Cheng Sheng, Jiayi Hou, Xiaodong He +8
Optically trapped mixed-species single atom arrays with arbitrary geometries are an attractive and promising platform for various applications, because tunable quantum systems with…
Influence of ground-Rydberg coherence in two-qubit gate based on Rydberg blockade
Yangyang Liu, Yuan Sun, Zhuo Fu +5
For neutral atom qubits, the two-qubit gate is typically realized via the Rydberg blockade effect, which hints about the special status of the Rydberg level besides the regular qub…
Efficient preparation of 2D defect-free atom arrays with near-fewest sorting-atom moves
Cheng Sheng, Jiayi Hou, Xiaodong He +7
Sorting atoms stochastically loaded in optical tweezer arrays via an auxiliary mobile tweezer is an efficient approach to preparing intermediate-scale defect-free atom arrays in ar…
Doppler-insensitive two-qubit controlled-PHASE gate protocol with dual-pulse off-resonant modulated driving for neutral atoms
Yuan Sun, Peng Xu, Liang Liu
For neutral atom qubits, the residual thermal motion of the cold atoms constitutes a major challenge that limits the accessible two-qubit gate fidelity. Recently, an interesting ty…
Revealing Energy Dependence of Quantum Defects via Two Heteronuclear Atoms in an Optical Tweezer
Kunpeng Wang, Xiaodong He, Xiang Gao +8
As a physically motivated and computationally simple model for cold atomic and molecular collisions, the multichannel quantum defect theory (MQDT) with frame transformation (FT) fo…
Balanced Coherence Times of Mixed-Species Atomic Qubits in a Dual Magic-Intensity Optical Dipole Trap Array
Ruijun Guo, Xiaodong He, Cheng Sheng +7
In this work, we construct a polarization-mediated magic-intensity (MI) optical dipole trap (ODT) array, in which the detrimental effects of light shifts on the mixed-species qubit…
ZAIGA: Zhaoshan Long-baseline Atom Interferometer Gravitation Antenna
Ming-Sheng Zhan, Jin Wang, Wei-Tou Ni +21
The Zhaoshan long-baseline Atom Interferometer Gravitation Antenna (ZAIGA) is a new type of underground laser-linked interferometer facility, and is currently under construction. I…
Preparation of a Heteronuclear Two-atom System in the 3D Motional Ground State in an Optical Tweezer
Kunpeng Wang, Xiaodong He, Ruijun Guo +7
We report the realization of a heteronuclear two-atom of Rb-Rb in the ground state of an optical tweezer (OT). Starting by trapping two different isotopic single atom…
Two-qubit controlled-PHASE Rydberg blockade gate protocol for neutral atoms via off-resonant modulated driving within a single pulse
Yuan Sun, Peng Xu, Ping-Xing Chen
Neutral atom array serves as an ideal platform to study the quantum logic gates, where intense efforts have been devoted to improve the two-qubit gate fidelity. We report our recen…
High Fidelity Single-qubit Gates of a Single Neutral Atom in the Magic-Intensity Optical Dipole Trap
Cheng Sheng, Xiaodong He, Ruijun Guo +6
We demonstrate high fidelity single-qubit gate operation in a trapped single neutral atom. The atom is trapped in the recently invented magic-intensity optical dipole trap (MI-ODT)…
Coherence preservation of a single neutral atom qubit transferred between magic-intensity optical traps
Jiaheng Yang, Xiaodong He, Ruijun Guo +7
We demonstrate that the coherence of a single mobile atomic qubit can be well preserved during a transfer process among different optical dipole traps (ODTs). This is a prerequisit…
Interaction induced decay of a heteronuclear two-atom system
Peng Xu, Jiaheng Yang, Min Liu +7
Two-atom systems in small traps are of fundamental interest, first of all for understanding the role of interactions in degenerate cold gases and for the creation of quantum gates…
Suppressing phase decoherence of a single atom qubit with CPMG sequence
Shi Yu, Peng Xu, Xiaodong He +3
We experimentally demonstrate the strong suppression of dephasing of a qubit stored in a single \textsuperscript{87}Rb atom in an optical dipole trap by using Carr-Purcell-Meiboom-…
Combining red- and blue-detuned optical potentials to form a Lamb-Dicke trap for a single neutral atom
Xiaodong He, Peng Xu, Jin Wang +1
We propose and demonstrate a scheme for strongly radially confining a single neutral atom in a bichromatic far-off resonance optical dipole trap(BFORT) . BFORT is composed of a blu…