446 citations · 1.5k across the 27 of their papers we have counts for
27 papers
Dynamic resonance fluorescence in solid-state cavity quantum electrodynamics
Shunfa Liu, Chris Gustin, Hanqing Liu +7
The coherent interaction between a two-level system and electromagnetic fields serves as a foundation for fundamental quantum physics and modern photonic quantum technology. A prof…
Bright Semiconductor Single-Photon Sources Pumped by Heterogeneously Integrated Micropillar lasers with Electrical Injections
Xueshi Li, Shunfa Liu, Yuming Wei +11
The emerging hybrid integrated quantum photonics combines advantages of different functional components into a single chip to meet the stringent requirements for quantum informatio…
Low-threshold nanolasers based on miniaturized bound states in the continuum
Yuhao Ren, Peishen Li, Zhuojun Liu +4
The pursuit of compact lasers with low-thresholds has imposed strict requirements on tight light confinements with minimized radiation losses. Bound states in the continuum (BICs)…
Geodesic photon coupling and non-Hermitian exceptional point of microcavities on topologically curved space
Yongsheng Wang, Xiaoxuan Luo, Bo Li +6
Asymmetric microcavities supporting Whispering-gallery modes (WGMs) are of great significance for on-chip optical information processing. We define asymmetric microcavities on topo…
Tailoring solid-state single-photon sources with stimulated emissions
Yuming Wei, Shunfa Liu, Xueshi Li +12
The coherent interaction of electromagnetic fields with solid-state two-level systems can yield deterministic quantum light sources for photonic quantum technologies. To date, the…
Dual-Resonance Enhanced Quantum Light-Matter Interactions In Deterministically Coupled Quantum-Dot-Micopillars
Shunfa Liu, Yuming Wei, Xueshi Li +4
Optical microcavities have widely been employed to enhance either the optical excitation or the photon emission processes for boosting light matter interactions at nanoscale. When…
Nanoscale positioning approaches for integrating single epitaxial quantum emitters with photonic nanostructures
Shunfa Liu, Kartik Srinivasan, Jin Liu
Deterministically integrating single solid-state quantum emitters with photonic nanostructures serves as a key enabling resource in the context of photonic quantum technology. Due…
Quantum simulation of a three-mode optomechanical system based on the Fredkin-type interaction
Jin Liu, Yue-Hui Zhou, Jian Huang +2
The realization of multimode optomechanical interactions in the single-photon strong-coupling regime is a desired task in cavity optomechanics, but it remains a challenge in realis…
Large few-layer hexagonal boron nitride flakes for nonlinear optics
Nils Bernhardt, Sejeong Kim, Johannes E. Froch +7
Hexagonal boron nitride (hBN) is a layered dielectric material with a wide range of applications in optics and photonics. In this work, we demonstrate a fabrication method for few-…
CMOS compatible high-performance nanolasing based on perovskite-SiN hybrid integration
Z. He, B. Chen, Y. Hua +8
Coherent light sources in silicon photonics are the long-sought holy grail because silicon-based materials have indirect bandgap. Traditional strategies for realizing such sources,…
A highly efficient integrated source of twisted single-photons
Bo Chen, Yuming Wei, Tianming Zhao +5
Photons with a helical phase front (twisted photons) can carry a discrete, in principle, unbounded amount of orbital angular momentum (OAM). Twisted single-photons have been demons…
Room temperature nanocavity laser with interlayer excitons in 2D heterostructures
Yuanda Liu, Hanlin Fang, Abdullah Rasmita +7
Atomically thin layered two dimensional (2D) material has provided a rich library for both fundamental research and device applications. One of the special advantages is that, band…
Quantum Frequency Conversion of a Quantum Dot Single-Photon Source on a Nanophotonic Chip
Anshuman Singh, Qing Li, Shunfa Liu +10
Single self-assembled InAs/GaAs quantum dots are promising bright sources of indistinguishable photons for quantum information science. However, their distribution in emission wave…
Room temperature interlayer exciton valley polarization and valley Hall effect
Zumeng Huang, Yuanda Liu, Kévin Dini +5
For monolayer transition metal chalcogenides (TMDs), electrons and excitons in different valleys can be driven to opposite directions by the Berry curvature, serving as a valley-de…
A solid-state entangled photon pair source with high brightness and indistinguishability
Jin Liu, Rongbin Su, Yuming Wei +8
The generation of high-quality entangled photon pairs has been being a long-sought goal in modern quantum communication and computation. To date, the most widely-used entangled pho…
Enhanced Emission from WSe2 Monolayers Coupled to Circular Bragg Gratings
Ngoc My Hanh Duong, Zai-Quan Xu, Mehran Kianinia +8
Two-dimensional transition-metal dichalcogenides (TMDC) are of great interest for on-chip nanophotonics due to their unique optoelectronic properties. Here, we propose and realize…
Direct observation of nanofabrication influence on the optical properties of single self-assembled InAs/GaAs quantum dots
Jin Liu, Kumarasiri Konthasinghe, Marcelo Davanco +11
Single self-assembled InAs/GaAs quantum dots are a promising solid-state quantum technology, with which vacuum Rabi splitting, single-photon-level nonlinearities, and bright, pure,…
1305 nm MoTe2-on-silicon Laser
Hanlin Fang, Jin Liu, Hongji Li +6
The missing piece in the jigsaw of silicon photonics is a light source that can be easily incorporated into the standard silicon fabrication process. Recent advances in the develop…
White light emission from silicon nanoparticles
Chengyun Zhang, Yi Xu, Jin Liu +7
As one of the most important semiconductors, silicon (Si) has been used to fabricate electronic devices, waveguides, detectors, and solar cells etc. However, its indirect bandgap h…
Deterministic implementation of a bright, on-demand single photon source with near-unity indistinguishability via quantum dot imaging
Yu-Ming He, Jin Liu, Sebastian Maier +6
Deterministic techniques enabling the implementation and engineering of bright and coherent solid-state quantum light sources are key for the reliable realization of a next generat…
Cryogenic photoluminescence imaging system for nanoscale positioning of single quantum emitters
Jin Liu, Macelo Davanco, Luca Sapienza +5
We report a photoluminescence imaging system for locating single quantum emitters with respect to alignment features. Samples are interrogated in a 4~K closed-cycle cryostat by a h…
Combined atomic force microscopy and photoluminescence imaging to select single InAs/GaAs quantum dots for quantum photonic devices
Luca Sapienza, Jin Liu, Jin Dong Song +4
We report on a combined photoluminescence imaging and atomic force microscopy study of single, isolated self-assembled InAs quantum dots (density <0.01 um^(-2) capped by a 95 nm Ga…
A heterogeneous III-V/silicon integration platform for on-chip quantum photonic circuits with single quantum dot devices
Marcelo Davanco, Jin Liu, Luca Sapienza +7
Photonic integration is an enabling technology for photonic quantum science, offering greater scalability, stability, and functionality than traditional bulk optics. Here, we descr…
Efficient fiber-coupled single-photon source based on quantum dots in a photonic-crystal waveguide
Raphaël S. Daveau, Krishna C. Balram, Tommaso Pregnolato +10
Many photonic quantum information processing applications would benefit from a high brightness, fiber-coupled source of triggered single photons. Here, we present a fiber-coupled p…