All Outputs (16)

Interference of cavity light by a single atom acting as a double slit (2023)
Journal Article

Young's double-slit interference experiment is central to quantum mechanics. While it has been demonstrated that an array of atoms can produce interference in light, it is a fundamental question to ask whether a single atom can act as a double slit w... Read More about Interference of cavity light by a single atom acting as a double slit.

Rydberg-ion flywheel for quantum work storage (2023)
Journal Article

Trapped ions provide a platform for quantum technologies that offers long coherence times and high degrees of scalability and controllability. Here, we use this platform to develop a realistic model of a thermal device consisting of two laser-driven,... Read More about Rydberg-ion flywheel for quantum work storage.

Accelerating relaxation through Liouvillian exceptional point (2023)
Journal Article

We investigate speeding up of relaxation of Markovian open quantum systems with the Liouvillian exceptional point (LEP), where the slowest decay mode degenerate with a faster decay mode. The degeneracy significantly increases the gap of the Liouvilli... Read More about Accelerating relaxation through Liouvillian exceptional point.

Thermal-dephasing-tolerant generation of mesoscopic superposition states with Rydberg dressed blockade (2023)
Journal Article

Multipartite entangled states involving nonlocality are one of the most fascinating characteristics of quantum mechanics. In this work we propose a thermal-dephasing-tolerant generation of mesoscopic entangled states with Rydberg dressed atoms. We en... Read More about Thermal-dephasing-tolerant generation of mesoscopic superposition states with Rydberg dressed blockade.

Quantum sensing of microwave electric fields based on Rydberg atoms (2023)
Journal Article

Microwave electric field (MW E-field) sensing is important for a wide range of applications in the areas of remote sensing, radar astronomy and communications. Over the past decade, Rydberg atoms have been used in ultrasensitive, wide broadband, trac... Read More about Quantum sensing of microwave electric fields based on Rydberg atoms.

High-Fidelity Interconversion between Greenberger-Horne-Zeilinger and W States through Floquet-Lindblad Engineering in Rydberg Atom Arrays (2023)
Journal Article

Greenberger-Horne-Zeilinger and W states feature genuine tripartite entanglement that cannot be converted into each other by local operations and classical communication. Here, we present a dissipative protocol for deterministic interconversion betwe... Read More about High-Fidelity Interconversion between Greenberger-Horne-Zeilinger and W States through Floquet-Lindblad Engineering in Rydberg Atom Arrays.

Controllable bistability and squeezing of confined polariton dark solitons (2023)
Journal Article

The generation of squeezed light in semiconductor materials opens opportunities for building on-chip devices that are operated at the quantum level. Here we study theoretically a squeezed light source of polariton dark solitons confined in a geometri... Read More about Controllable bistability and squeezing of confined polariton dark solitons.

Signatures of Quantum Chaos of Rydberg-Dressed Bosons in a Triple-Well Potential (2023)
Journal Article

We studied signatures of quantum chaos in dynamics of Rydberg-dressed bosonic atoms held in a one-dimensional triple-well potential. Long-range nearest-neighbor and next-nearest-neighbor interactions, induced by laser dressing atoms to strongly inter... Read More about Signatures of Quantum Chaos of Rydberg-Dressed Bosons in a Triple-Well Potential.

High-Sensitivity Rydberg-Atom-Based Phase-Modulation Receiver for Frequency-Division-Multiplexing Communication (2023)
Journal Article
Cai, Y., Shi, S., Zhou, Y., Li, Y., Yu, J., Li, W., & Li, L. (2023). High-Sensitivity Rydberg-Atom-Based Phase-Modulation Receiver for Frequency-Division-Multiplexing Communication. Physical Review Applied, 19(4), Article 044079. https://doi.org/10.1103/PhysRevApplied.19.044079

Due to the exaggerated properties of highly excited atomic states, a Rydberg-atom-based microwave receiver holds the promise to achieve superior performances in microwave metrology and communication when compared to conventional antennas. However, de... Read More about High-Sensitivity Rydberg-Atom-Based Phase-Modulation Receiver for Frequency-Division-Multiplexing Communication.

Casimir-Polder interactions of S-state Rydberg atoms with graphene (2023)
Journal Article
Wongcharoenbhorn, K., Koller, C., Fromhold, T. M., & Li, W. (2023). Casimir-Polder interactions of S-state Rydberg atoms with graphene. Physical Review A, 107(4), Article 043308. https://doi.org/10.1103/PhysRevA.107.043308

We investigate the thermal Casimir-Polder (CP) potential of 87Rb atoms in Rydberg nS-states near single- and double-layer graphene, and briefly look into the lifetimes near graphene-hexagonal boron nitride (hBN) multilayered structures. The dependenc... Read More about Casimir-Polder interactions of S-state Rydberg atoms with graphene.

Maximally entangled Rydberg-atom pairs via Landau-Zener sweeps (2023)
Journal Article
Varghese, D., Wüster, S., Li, W., & Nath, R. (2023). Maximally entangled Rydberg-atom pairs via Landau-Zener sweeps. Physical Review A, 107(4), Article 043311. https://doi.org/10.1103/PhysRevA.107.043311

We analyze the formation of maximally entangled Rydberg atom pairs subjected to Landau-Zener sweeps of the atom-light detuning. Though the populations reach a steady value at longer times, the phases evolve continuously, leading to periodic oscillati... Read More about Maximally entangled Rydberg-atom pairs via Landau-Zener sweeps.

Rabi- and Blockade-Error-Resilient All-Geometric Rydberg Quantum Gates (2023)
Journal Article
Su, S. L., Sun, L. N., Liu, B. J., Yan, L. L., Yung, M. H., Li, W., & Feng, M. (2023). Rabi- and Blockade-Error-Resilient All-Geometric Rydberg Quantum Gates. Physical Review Applied, 19(4), Article 044007. https://doi.org/10.1103/PhysRevApplied.19.044007

We propose a nontrivial two-qubit gate scheme in which Rydberg atoms are subject to designed pulses resulting from geometric evolution processes. By utilizing hybrid robust nonadiabatic and adiabatic geometric operations on the control atom and targe... Read More about Rabi- and Blockade-Error-Resilient All-Geometric Rydberg Quantum Gates.

Accessing and manipulating dispersive shock waves in a nonlinear and nonlocal Rydberg medium (2023)
Journal Article
Hang, C., Bai, Z., Li, W., Kamchatnov, A. M., & Huang, G. (2023). Accessing and manipulating dispersive shock waves in a nonlinear and nonlocal Rydberg medium. Physical Review A, 107(3), Article 033503. https://doi.org/10.1103/PhysRevA.107.033503

Dispersive shock waves (DSWs) are fascinating wave phenomena occurring in media when nonlinearity overwhelms dispersion (or diffraction). Creating DSWs with low generation power and realizing their active controls is desirable but remains a longstand... Read More about Accessing and manipulating dispersive shock waves in a nonlinear and nonlocal Rydberg medium.

Dephasing of ultracold cesium 80D5/2-Rydberg electromagnetically induced transparency (2023)
Journal Article
Jiao, Y., Hao, L., Bai, J., Fan, J., Bai, Z., Li, W., …Jia, S. (2023). Dephasing of ultracold cesium 80D5/2-Rydberg electromagnetically induced transparency. Optics Express, 31(5), 7545-7553. https://doi.org/10.1364/OE.479448

We study Rydberg electromagnetically induced transparency (EIT) of a cascade three-level atom involving 80D5/2 state in a strong interaction regime employing a cesium ultracold cloud. In our experiment, a strong coupling laser couples 6P3/2 to 80D5/2... Read More about Dephasing of ultracold cesium 80D5/2-Rydberg electromagnetically induced transparency.

Dephasing of ultracold cesium 80í µí°· 5/2 -Rydberg Electromagnetically Induced Transparency (2023)
Journal Article
Jiao, Y., Hao, L., Bai, J., Fan, J., Bai, Z., Li, W., …Jia, S. (2023). Dephasing of ultracold cesium 80í µí°· 5/2 -Rydberg Electromagnetically Induced Transparency. Optics Express, 31(5), 7545-7553. https://doi.org/10.1364/OE.479448

We study Rydberg electromagnetically induced transparency (EIT) of a cascade three-level atom involving 80í µí°· 5/2 state in a strong interaction regime employing a cesium ultracold cloud. In our experiment, a strong coupling laser couples 6í µí±ƒ 3... Read More about Dephasing of ultracold cesium 80í µí°· 5/2 -Rydberg Electromagnetically Induced Transparency.

Facilitation-Induced Transparency and Single-Photon Switch with Dual-Channel Rydberg Interactions (2023)
Journal Article
Ding, Y., Bai, Z., Huang, G., & Li, W. (2023). Facilitation-Induced Transparency and Single-Photon Switch with Dual-Channel Rydberg Interactions. Physical Review Applied, 19(1), Article 014017. https://doi.org/10.1103/PhysRevApplied.19.014017

We investigate facilitation-induced transparency (FIT) enabled by strong and long-range Rydberg atom interactions between two spatially separated optical channels. In this setting, the resonant two-photon excitation of Rydberg states in a target chan... Read More about Facilitation-Induced Transparency and Single-Photon Switch with Dual-Channel Rydberg Interactions.