61 citations · 388 across the 24 of their papers we have counts for
24 papers
A tunable chiral light-matter interface with on-chip spin control
Shikai Liu, Joan Alba, Bálint Sárközi +5
The ability to engineer chiral light-matter interactions is a valuable resource for realizing quantum networks and non-reciprocal quantum optics. Here, we demonstrate chiral coupli…
Violation of Bell inequality by photon scattering on a two-level emitter
Shikai Liu, Oliver August Dall'Alba Sandberg, Ming Lai Chan +13
Entanglement, the non-local correlations present in multipartite quantum systems, is a curious feature of quantum mechanics and the fuel of quantum technology. It is therefore a ma…
Up-conversion detection of mid-infrared light carrying orbital angular momentum
Zheng Ge, Chen Yang, Yin-hai Li +5
Frequency up-conversion is an effective method of mid-infrared (MIR) detection by converting the long-wavelength photons to the visible domain, where efficient detectors are readil…
Angular-spectrum-dependent interference
Chen Yang, Zhi-Yuan Zhou, Yan Li +4
Optical interference is not only a fundamental phenomenon that has enabled new theories of light to be derived but it has also been used in interferometry for the measurement of sm…
Interference fringes in a nonlinear Michelson interferometer based on spontaneous parametric down-conversion
Chen Yang, Zhi-Yuan Zhou, Liu-Long Wang +7
Quantum nonlinear interferometers (QNIs) can measure the infrared physical quantities of a sample by detecting visible photons. A QNI with Michelson geometry based on the spontaneo…
Extra-cavity-enhanced difference-frequency generation at 1.63 μm
Chen Yang, Shi-long Liu, Zhi-yuan Zhou +6
A 1632-nm laser has highly important applications in interfacing the wavelength of rubidium-based quantum memories (795 nm) and the telecom band (typically 1550 nm) by frequency co…
Increasing two-photon entangled dimensions by shaping input beam profiles
Shilong Liu, Yingwen Zhang, Chen Yang +7
Photon pair entangled in high dimensional orbital angular momentum (OAM) degree of freedom (DOF) has been widely regarded as a possible source in improving the capacity of quantum…
Frequency up-conversion of an infrared image via a flat-top pump beam
Chen Yang, Shi-Long Liu, Zhi-Yuan Zhou +6
The infrared imaging detection is an important and promising technology having wide applications. In this work, we report on the frequency up-conversion detection of an image based…
A high-dimensional quantum frequency converter
Shilong Liu, Chen yang, Zhaohuai Xu +6
In high dimensional quantum communication networks, quantum frequency convertor (QFC) is indispensable as an interface in the frequency domain. For example, many QFCs have been bui…
Generating single longitudinal mode entangled photons in telecom band via a submillimeter monolithic cavity
Yin-Hai Li, Zhi-Yuan Zhou, Shi-Long Liu +9
A high-quality, compact, and narrow-bandwidth entangled photon source (EPS) is indispensable for realization of many quantum communication protocols. Usually, a free space cavity c…
Classical simulation of high-dimensional entanglement by non-separable angular--radial modes
Shilong Liu, Zhiyuan Zhou, Baosen Shi
An analogous model system for high-dimensional quantum entanglement is proposed, based on the angular and radial degrees of freedom of the improved Laguerre Gaussian mode. Experime…
Nonlinear frequency conversion and manipulation of vector beams in a Sagnac loop
Chen Yang, Zhi-Yuan Zhou, Yan Li +6
Vector beams (VBs) are widely investigated for its special intensity and polarization distributions, which is useful for optical micromanipulation, optical micro-fabrication, optic…
Topological charge independent frequency conversion of twisted light
Yan Li, Zhi-Yuan Zhou, Shi-Long Liu +6
Light with orbital angular momentum (OAM), or twisted light, is widely investigated in the fields of optical communications, quantum information science and nonlinear optics by har…
Up-conversion imaging processing with field-of-view and edge enhancement
Shi-Kai Liu, Shi-Long Liu, Zhi-Yuan Zhou +6
Spiral phase contrast is an important and convenient imaging processing technology in edge detection, and a broader field-of-view (FOV) of imaging is a long-pursuing aim to see mor…
Multiplexing heralded single-photon in orbital angular momentum space
Shilong Liu, Qiang Zhou, Zhiyuan Zhou +5
Heralded single-photon source (HSPS) with competitive single photon purity and indistinguishability has become an essential resource for photonic quantum information processing. He…
Coherent manipulation of a three-dimensional maximally entangled state
Shi-Long Liu, Zhi-Yuan Zhou, Shi-Kai Liu +7
Maximally entangled photon pairs with a spatial degree of freedom is a potential way for realizing high-capacity quantum computing and communication. However, methods to generate s…
Classical analogy of a cat state using vortex light
Shi-Long Liu, Qiang Zhou, Shi-Kai Liu +5
Cat states are systems in a superposition of macroscopically distinguishable states; this superposition can be of either classically or quantum distinct state, regardless of the nu…
Revealing photons behaviors in a birefringent interferometer
Zhi-Yuan Zhou, Shi-Kai Liu, Shi-Long Liu +6
The interferometer is one of the most important devices for revealing the nature of light and for precision optical metrology. Though lots of experiments were performed for probing…
All-optical quantum signal demultiplexer
Yin-Hai Li, Wen-Tan Fang, Zhi-Yuan Zhou +8
Dense wavelength division multiplexing (DWDM) is one of the most successful methods for enhancing data transmission rates in both classical and quantum communication networks. Alth…
Efficient 525nm laser generation in single or double resonant cavity
Shilong Liu, Zhenhai Han, Shikai Liu +3
This paper reports the results of a study into highly efficient sum frequency generation from 792 and 1556 nm wavelength light to 525 nm wavelength light using either a single or d…
Coherent frequency bridge between visible and telecommunications band of vortex light
Shi-long Liu, Shi-kai Liu, Yin-hai Li +3
In quantum communications, vortex photons can encode higher-dimensional quantum states and build high-dimensional communication networks (HDCNs). The interfaces that connect differ…
Super-resolving phase measurement with short wavelength NOON states by quantum frequency up-conversion
Zhi-Yuan Zhou, Shi-Long Liu, Shi-Kai Liu +4
Precise measurements are the key to advances in all fields of science. Quantum entanglement shows higher sensitivity than achievable by classical methods. Most physical quantities…
Generation and reverse transformation of twisted light by spatial light modulator
Zhi-Yuan Zhou, Zhi-Han Zhu, Shi-Long Liu +6
A spatial light modulator (SLM) is one of the most useful and convenient device to generate structural light beams such as twisted light and complexed images used in modern optical…
On-chip multiplexed multiple entanglement sources in a single silicon nanowire
Yin-Hai Li, Zhi-Yuan Zhou, Shi-long Liu +7
Silicon-on-chip (SOI) photonic circuit is the most promising platform for scalable quantum information technology for its low loss, small footprint, CMOS-compatible and telecom com…