Gong Zhang
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View article: Flexible InGaAs/InAlAs avalanche photodiodes for short-wave infrared detection
Flexible InGaAs/InAlAs avalanche photodiodes for short-wave infrared detection Open
View article: Integrated photonic platform with high-speed entanglement generation and witnessing
Integrated photonic platform with high-speed entanglement generation and witnessing Open
High-speed generation and efficient entanglement detection on a photonic chip are essential for quantum information applications but hard to achieve due to common photonic chips’ material properties and limited component performance. In th…
View article: PZT optical memristors
PZT optical memristors Open
View article: Gigabit-rate Quantum Key Distribution on Integrated Photonic Chips
Gigabit-rate Quantum Key Distribution on Integrated Photonic Chips Open
Quantum key distribution (QKD) provides information-theoretic security guaranteed by the laws of quantum mechanics, making it resistant to future computational threats, including quantum computers. While QKD technology shows great promise,…
View article: Silicon photonic modulators with a 2 × 1 Fabry–Perot cavity
Silicon photonic modulators with a 2 × 1 Fabry–Perot cavity Open
Silicon photonics modulators based on a 2 × 1 Fabry–Perot (FP) cavity, which is circulator-free, are proposed and demonstrated by introducing two asymmetric multimode-waveguide grating (AMWG) reflectors and a short straight modulation sect…
View article: A Gentle Phase Transition Effect in Cr-doped Ge2Sb2Te5 for High Precision Structural Color Control and Non-contact Temperature Detection
A Gentle Phase Transition Effect in Cr-doped Ge2Sb2Te5 for High Precision Structural Color Control and Non-contact Temperature Detection Open
View article: Thin film ferroelectric photonic-electronic memory
Thin film ferroelectric photonic-electronic memory Open
To reduce system complexity and bridge the interface between electronic and photonic circuits, there is a high demand for a non-volatile memory that can be accessed both electrically and optically. However, practical solutions are still la…
View article: A chip-integrated homodyne detection system with enhanced bandwidth performance for quantum applications
A chip-integrated homodyne detection system with enhanced bandwidth performance for quantum applications Open
The rapid development of quantum technology has driven the need for high-performance quantum signal processing modules. Balanced homodyne detector (BHD) is one of the most promising options for practical quantum state measurement, providin…
View article: BIOACCUMULATION, SUBCELLULAR DISTRIBUTION AND CHEMICAL MORPHOLOGY OF CADMIUM IN SCUTELLARIA BAICALENSIS GEORGI BASED ON ICP-MS
BIOACCUMULATION, SUBCELLULAR DISTRIBUTION AND CHEMICAL MORPHOLOGY OF CADMIUM IN SCUTELLARIA BAICALENSIS GEORGI BASED ON ICP-MS Open
View article: Effect of Pt-Al Coating on Low-Cycle Fatigue Behavior in a Ni-Based Single Crystal Superalloy at 760 Oc
Effect of Pt-Al Coating on Low-Cycle Fatigue Behavior in a Ni-Based Single Crystal Superalloy at 760 Oc Open
View article: Thin film ferroelectric photonic-electronic memory
Thin film ferroelectric photonic-electronic memory Open
To reduce system complexity and bridge the interface between electronic and photonic circuits, there is a high demand for a non-volatile memory that can be accessed both electrically and optically. However, practical solutions are still la…
View article: Fuel cell generator with fuel electrodes that control on-cell fuel reformation
Fuel cell generator with fuel electrodes that control on-cell fuel reformation Open
A fuel cell for a fuel cell generator including a housing including a gas flow path for receiving a fuel from a fuel source and directing the fuel across the fuel cell. The fuel cell includes an elongate member including opposing first and…
View article: Provably-secure quantum randomness expansion with uncharacterised homodyne detection
Provably-secure quantum randomness expansion with uncharacterised homodyne detection Open
Quantum random number generators (QRNGs) are able to generate numbers that are certifiably random, even to an agent who holds some side information. Such systems typically require that the elements being used are precisely calibrated and v…
View article: Optical gain spectrum and confinement factor of a monolayer semiconductor in an ultrahigh quality cavity
Optical gain spectrum and confinement factor of a monolayer semiconductor in an ultrahigh quality cavity Open
Two-dimensional (2D) semiconductors have attracted great attention as a novel class of gain materials for low-threshold on-chip coherent light sources. Due to their atomically thin scale, these materials exhibit distinct gain characteristi…
View article: Structural Entropy of the Stochastic Block Models
Structural Entropy of the Stochastic Block Models Open
With the rapid expansion of graphs and networks and the growing magnitude of data from all areas of science, effective treatment and compression schemes of context-dependent data is extremely desirable. A particularly interesting direction…
View article: Discrete-variable quantum key distribution with homodyne detection
Discrete-variable quantum key distribution with homodyne detection Open
Most quantum key distribution (QKD) protocols can be classified as either a discrete-variable (DV) protocol or continuous-variable (CV) protocol, based on how classical information is being encoded. We propose a protocol that combines the …
View article: Ten key ICT challenges in the post-Shannon era
Ten key ICT challenges in the post-Shannon era Open
Considering the vision of building a fully connected, intelligent world, this paper investigates the technological challenges and proposes ten key challenges that the information and communications technologies (ICT) industry is facing fro…
View article: Design and fabrication of high-performance multimode interferometer in lithium niobate thin film
Design and fabrication of high-performance multimode interferometer in lithium niobate thin film Open
We propose and demonstrate a type of high-performance transverse magnetic (TM) multimode interferometer (MMI) in Z-cut thin film lithium niobate (TFLN). Both 1 × 2 and 4 × 4 MMI designs are demonstrated. Simulation results show that the in…
View article: A Simple Translation Mistake -Interpreter Scherzer's Mistake (1875) and its Consequences on Franco-Chinese Relations
A Simple Translation Mistake -Interpreter Scherzer's Mistake (1875) and its Consequences on Franco-Chinese Relations Open
View article: Securing practical quantum cryptosystems with optical power limiters
Securing practical quantum cryptosystems with optical power limiters Open
Controlling the energy of unauthorized light signals in a quantum cryptosystem is an essential task for implementation security. Here, we propose a passive optical power limiter device based on thermo-optical defocusing effects, which prov…
View article: Directly modulated active distributed reflector distributed feedback lasers over wide temperature range operation (−40 to 85°C)
Directly modulated active distributed reflector distributed feedback lasers over wide temperature range operation (−40 to 85°C) Open
We experimentally demonstrated that the distributed feedback (DFB) lasers with the active distributed reflector achieved a 25.8 Gb/s operation over a wide temperature range of ?40 to 85°C. The DFB lasers can achieve additional feedback fro…
View article: Carbon Dot-functionalized Interferometric Optical Fiber Sensor for Detection of Ferric Ions in Biological Samples
Carbon Dot-functionalized Interferometric Optical Fiber Sensor for Detection of Ferric Ions in Biological Samples Open
This work reports an interferometric optical microfiber sensor functionalized with nitrogen- and sulfur-codoped carbon dots (CDs) for the detection of ferric ions (Fe3+). Compared to other CD-based ferric ion sensors, the sensin…
View article: Integrated photonic chip for quantum key distribution
Integrated photonic chip for quantum key distribution Open
Silicon photonic technologies exploit silicon as an optical material to build a wide array of devices and systems. The flexibility, modularity, and stability of silicon photonic systems provide unprecedented opportunities for next-generati…
View article: A fully soft generator with embedded conditioning circuitry
A fully soft generator with embedded conditioning circuitry Open
This letter presents a fully soft dielectric elastomer generator (DEG) based on a capacitive kinetic-energy-harvesting mechanism. First, using the principle of a passive charge pump, a self-cycling conditioning circuit topology is proposed…
View article: Capacitive energy harvesting using soft dielectric elastomers: Design, testing and impedance matching optimization
Capacitive energy harvesting using soft dielectric elastomers: Design, testing and impedance matching optimization Open
Energy harvesting based on dielectric elastomeric materials, in nature, embodies a capacitive kinetic energy conversion mechanism where the soft DE generator (DEG) interactively cooperates with conditioning circuits. Based on the principle…
View article: A Large-Number and Multilayer Quantum Walk using Silicon Nano-photonic Chip
A Large-Number and Multilayer Quantum Walk using Silicon Nano-photonic Chip Open
We experimentally demonstrated 2D quantum walks in a Si3 N4 chip and study how different parameters affect light distribution. Such scalable quantum device will have a promising application in the field of quantum communication and simulat…
View article: Determinating Full Parameters of U-Matrix for Reconfigurable Boson Sampling Circuits using Machine Learning
Determinating Full Parameters of U-Matrix for Reconfigurable Boson Sampling Circuits using Machine Learning Open
A method of tuning a reconfigurable silicon photonic circuit into an arbitrary unitary operator with machine learning was proposed to bypass the traditional phase-voltage calibration process and make the prediction of applied heating volta…
View article: Multifunctional Optophoresis for Biomolecular Detection by Using Integrated Silicon Photonic Waveguide Arrays
Multifunctional Optophoresis for Biomolecular Detection by Using Integrated Silicon Photonic Waveguide Arrays Open
A multifunctional optophoresis for biomolecular detection in integrated silicon photonic chip is demonstrated. Sample fractionation part is to avoid contamination and reduce interference. Signal is enhanced 5 more times after integrating s…
View article: VOLATILE ORGANIC COMPOUNDS SENSING VIA OPTOFLUIDIC RING RESONATOR ARRAY
VOLATILE ORGANIC COMPOUNDS SENSING VIA OPTOFLUIDIC RING RESONATOR ARRAY Open
Refractive index sensing method based on silicon ring resonator is used to build the sensing platform, for its potential to be CMOS compatible and can be easily integrated with other sensors and control elements [1]. An integrated volatile…
View article: HIGH SENSITIVITY AND LARGE MEASUREMENT RANGE REFRACTOMETRY SENSING BASED ON MACH-ZEHNDER INTERFEROMETER
HIGH SENSITIVITY AND LARGE MEASUREMENT RANGE REFRACTOMETRY SENSING BASED ON MACH-ZEHNDER INTERFEROMETER Open
Refractometer is an important device to measure the concentration of biochemical such as biotoxins in drinking water based on refractive index change [1, 2]. Silicon photonics device is a promising platform for refractometer development wi…