Chao Wan
Nanjing University
29 Papers
71 Citations
Chao Wan is an academic researcher from Nanjing University. The author has contributed to research in topics: Microbolometer & Terahertz radiation. The author has an hindex of 8, co-authored 26 publications.
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Papers
Counting rate enhancements in superconducting nanowire single-photon detectors with improved readout circuits
TL;DR: An improved readout circuit is designed and demonstrated that reduces the reset time and removes circuit limits, and the counting rate at the 3 dB compression point is increased by four times for a large active area detector.
56
Diffractive microlens integrated into Nb(5)N(6) microbolometers for THz detection.
Xuecou Tu,Lin Kang,Chao Wan,Lei Xu,Qingkai Mao,Peng Xiao,Xiaoqing Jia,Wenbin Dou,Jian Chen,Peiheng Wu +9 more
TL;DR: The diffractive microlens array features light weight, low absorption loss, and high resolution and can be mass produced using standard micro-fabrication techniques.
30
Nb5N6 microbolometer arrays for terahertz detection
Xuecou Tu,Lin Kang,Xin-Hua Liu,Qingkai Mao,Chao Wan,Jian Chen,Biaobing Jin,Zhengming Ji,Weiwei Xu,Peiheng Wu +9 more
TL;DR: In this article, a room-temperature microbolometer array chip consisting of an Nb5N6 thin film microbridge and a dipole planar antenna, which is used as a terahertz (THz) detector, is described.
27
A compact multi-pixel superconducting nanowire single-photon detector array supporting gigabit space-to-ground communications
Hao Hao,Qingyuan Zhao,Ya Huang,Jie Deng,Fan Yang,Sai-Ying Ru,Zhen Liu,Chao Wan,Hao Liu,Zhijun Li,Huabing Wang,Xuecou Tu,La-bao Zhang,Xiaoqing Jia,Xing-Long Wu,Jian Chen,Lin Kang,Peiheng Wu +17 more
TL;DR: Researchers develop a compact, multi-pixel superconducting nanowire detector array achieving 1.5 Gbps data rate, 91.6% detection efficiency, and 1-24 photon number resolution, enabling gigabit space-to-ground communications with improved sensitivity and noise tolerance.
23
Multimode Fiber Coupled Superconductor Nanowire Single-Photon Detector
TL;DR: In this article, a superconductor nanowire single-photon detectors (SNSPDs) coupled by 50-μm multimode fiber were designed and fabricated for the purpose of space applications.
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