117 citations · 539 across the 21 of their papers we have counts for
21 papers
A superconducting nanowire photon number resolving four-quadrant detector-based Gigabit deep-space laser communication receiver prototype
Hao Hao, Qing-Yuan Zhao, Yang-Hui Huang +18
Deep space explorations require transferring huge amounts of data quickly from very distant targets. Laser communication is a promising technology that can offer a data rate of mag…
Fano Interference in a Single-Molecule Junction
Yiping Ouyang, Rui Wang, Deping Guo +13
Trends of miniaturized devices and quantum interference electronics lead to the long desire of Fano interference in single-molecule junctions, here, which is successfully demonstra…
Crystallizing Kagome artificial spin ice
Wen-Cheng Yue, Zixiong Yuan, Yang-Yang Lyu +13
Artificial spin ices are engineered arrays of dipolarly coupled nanobar magnets. They enable direct investigations of fascinating collective phenomena from their diverse microstate…
Improve photon number discrimination for a superconducting series nanowire detector by applying a digital matched filter
Hao Hao, Qing-Yuan Zhao, Ling-Dong Kong +15
Photon number resolving (PNR) is an important capacity for detectors working in quantum and classical applications. Although a conventional superconducting nanowire single-photon d…
Mid-infrared single photon detector with superconductor MoSi nanowire
Qi Chen, Rui Ge, Labao Zhang +11
A mid-infrared single photon detector (MIR-SNSPD) was reported based on 30 nm-wide superconductor molybdenum silicide nanowires in this work. Saturated quantum efficiencies (QEs) w…
An optics-free computational spectrometer using a broadband and tunable dynamic detector
Ling-Dong Kong, Qing-Yuan Zhao, Hui Wang +11
Optical spectrometers are the central instruments for exploring the interaction between light and matter. The current pursuit of the field is to design a spectrometer without the n…
A Gd@C82-based single molecular electret device with switchable electrical polarization
Kangkang Zhang, Cong Wang, Minhao Zhang +21
Single molecular electrets exhibiting single molecule electric polarization switching have been long desired as a platform for extremely small non-volatile storage devices, althoug…
A 16-pixel NbN nanowire single photon detector coupled with 300 micrometer fiber
Qi Chen, Biao Zhang, Labao Zhang +8
Niobium Nitride (NbN) nanowire is the most popular detection material of superconducting nanowire single photon detectors (SNSPDs) for high repetition rate and high efficiency. How…
High-efficiency spontaneous terahertz emission from electrically-excited plasmons in AlGaN/GaN two-dimensional electron gas
Hua Qin, Yao Yu, Jiandong Sun +16
The advance of terahertz science and technology yet lays wait for the breakthrough in high-efficiency and high-power solid-state terahertz sources applicable at room temperature. P…
Maximizing switching current of superconductor nanowires via improved impedance matching
Labao Zhang, Xiachao Yan, Xiaoqing Jia +3
The temporary resistance triggered by phase slip will result in the switching of superconductor nanowire to a permanent normal state, decreasing the switching current. In this lett…
Detection of small single-cycle signals by stochastic resonance using a bistable superconducting quantum interference device
Guozhu Sun, Jiquan Zhai, Xueda Wen +6
We propose and experimentally demonstrate detecting small single-cycle and few-cycle signals by using the symmetric double-well potential of a radio frequency superconducting quant…
Terahertz Nonlinear Superconducting Metamaterials
Caihong Zhang, Biaobing Jin, Jiaguang Han +7
We investigate the nonlinear effect of a planar superconducting metamaterial made from niobium nitride (NbN) at terahertz frequencies. As the variation of the incident intense tera…
Noncollinear parametric fluorescence by chirped quasi-phase matching for monocycle temporal entanglement
Akira Tanaka, Ryo Okamoto, Hwan Hong Lim +9
Quantum entanglement of two photons created by spontaneous parametric downconversion (SPDC) can be used to probe quantum optical phenomena during a single cycle of light. Harris [P…
Landau-Zener-Stückelberg Interference of Microwave Dressed States of a Superconducting Phase Qubit
Guozhu Sun, Xueda Wen, Bo Mao +6
We present the first observation of Landau-Zener-Stückelberg (LZS) interference of the dressed states arising from an artificial atom, a superconducting phase qubit, interacting wi…
Low Loss and Magnetic Field-tuned Superconducting THz Metamaterial
Biaobing Jin, Caihong Zhang, Sebastian Engelbrecht +8
Superconducting terahertz (THz) metamaterial (MM) made from superconducting Nb film has been investigated using a continuous-wave THz spectroscopy with a superconducting split-coil…
Landau-Zener-Stuckelberg interferometry in multilevel superconducting flux qubit
Xueda Wen, Yiwen Wang, Shanhua Cong +7
Landau-Zener-Stuckelberg interferometry has been extensively investigated in quantum two-level systems, with particular interests on artificial system such as superconducting flux…
Population Inversion Induced by Landau-Zener Transition in a Strongly Driven rf-SQUID
Guozhu Sun, Xueda Wen, Yiwen Wang +7
Microwave resonances between discrete macroscopically distinct quantum states with single photon and multiphoton absorption are observed in a strongly driven radio frequency superc…
Quantum interference induced by multiple Landau-Zener transitions in a strongly driven rf-SQUID qubit
Yiwen Wang, Shanhua Cong, Xueda Wen +7
We irradiated an rf-SQUID qubit with large-amplitude and high frequency electromagnetic field. Population transitions between macroscopic distinctive quantum states due to Landau-Z…
Quantum Jump Approach to Switching Process of a Josephson Junction Coupled to a Microscopic Two-Level System
Xueda Wen, Yiwen Wang, Ning Dong +6
With microwave irradiation, the switching current of a Josephson junction coupled to a microscopic two-level system jumps randomly between two discrete states. We modeled the switc…
Thermal Escape from a Metastable State in Periodically Driven Josephson Junctions
Guozhu Sun, Jian Chen, Weiwei Xu +7
Resonant activation and noise-enhanced stability were observed in an underdamped real physical system, i.e., Josephson tunnel junctions. With a weak sinusoidal driving force applie…
Controlling the Intrinsic Josephson Junction Number in a Mesa
Li-Xing You, Pei-Heng Wu, Wei-Wei Xu +2
In fabricating intrinsic Josephson junctions in 4-terminal mesa structures, we modify the conventional fabrication process by markedly reducing the…