Zobrazeno 1 - 10
of 30
pro vyhledávání: '"Yongbo Bian"'
Publikováno v:
Chinese Physics B. 31:120703
With thermal fluctuation strongly suppressed, low temperature environment is essential for studies of condensed matter physics and developments of quantum technologies. Ultra-low temperature below 20 mK has demonstrated its importance and significanc
Autor:
Chunguang Li, Haibo Huang, Yusheng He, Xueqiang Zhang, Yongbo Bian, Guoqiang Li, Xu Wang, Yun Wu, Liang Sun, Jia Wang
Publikováno v:
Physica C: Superconductivity and its Applications. 550:78-81
A High-temperature superconducting (HTS) bandpass filter system containing a lowpass filter, a highpass filter and an LNA has been fabricated to meet the demands of wideband wireless signal receiving system. The filter system has an ultimate fraction
Autor:
Yanwei Ma, Yusheng He, Yongbo Bian, Xueqiang Zhang, Nickolay T. Cherpak, Liang Sun, Alexander A. Barannik, Guoqiang Li
Publikováno v:
IEEE Transactions on Applied Superconductivity. 28:1-4
Earlier, the authors found a feature in the form of a nonmonotonicity at T in the temperature dependence of the Q-factor of a cavity resonator with the H011 mode, when the FeSe1- x Te x superconductor thin film is perpendicular to the microwave magne
Autor:
Yusheng He, Nickolay T. Cherpak, Valerii Skresanov, Liang Sun, Vladimir Zolotaryov, Yongbo Bian, Mikhail Natarov, Alexander A. Barannik, Jia Wang
Publikováno v:
IEEE Transactions on Applied Superconductivity. 27:1-4
In this paper, the idea of a band-pass filter (BPF) with HTS E-plane insert in the cross waveguide is implemented in Ka-band. The advantage of this approach is to solve the problem of mounting HTS insert into the body of the metal waveguide in order
Autor:
Chunguang Li, Hong Li, Dandan Bai, Yongbo Bian, Liang Sun, Fengjin Xia, Jia Wang, Guoqiang Li, Yusheng He, Na Li, Xueqiang Zhang, Xu Wang, Yun Wu
Publikováno v:
IEEE Transactions on Applied Superconductivity. 24:1-4
A tunable narrow band high temperature superconducting (HTS) notch filter is presented. HTS folded square open loop resonator loaded with hyper-abrupt GaAs varactor is used to reach high tunability and avoid the via-hole grounding. Measured results s
Autor:
Guoqiang Li, Yusheng He, Xu Wang, Chunguang Li, Yongbo Bian, Hong Li, Dandan Bai, Jia Wang, Yun Wu, Liang Sun, Fengjin Xia, Xueqiang Zhang
Publikováno v:
IEEE Transactions on Applied Superconductivity. 24:1-5
This paper presents a semiconductor varactor tuned four-pole bandpass filter. The filter was designed to have a constant fractional bandwidth of 3% and was tuned with single control voltage. The design methods of how to keep coupling coefficients con
Autor:
Yusheng He, Yongbo Bian, Hong Li, Fei Li, Liang Sun, Jia Wang, Chunguang Li, Tao Yu, Chao Li, Changzhi Gu
Publikováno v:
Science China Physics, Mechanics and Astronomy. 56:910-915
A 10-pole quasi-elliptic bandpass filter (BPF) with a relatively wide passband in the very high frequency (VHF) band was designed and fabricated using YBCO thin films deposited on both sides of a LaAlO3 substrate. Single-spiral resonators were modifi
Autor:
Yongbo Bian, Chunguang Li, Hong Li, Jia Wang, Chao Li, Qiang Zhang, Liang Sun, Xueqiang Zhang, Yusheng He
Publikováno v:
Journal of Superconductivity and Novel Magnetism. 26:1843-1848
The applications of high-temperature superconductor (HTS) filters or subsystems to radio astronomy, the third generation (3G) mobile communications, meteorological radar, and satellite are introduced. A wideband HTS filter for the Miyun 50-m radio te
Publikováno v:
2016 9th International Kharkiv Symposium on Physics and Engineering of Microwaves, Millimeter and Submillimeter Waves (MSMW).
The authors present the preliminary results on simulation and experimental study of K-band HTS (high-Tc superconductor)-based microstrip quasi-optic resonator. The resonator is the developing result of the proposed earlier microstrip quasi-optic reso
Autor:
N. T. Cherpak, V. N. Skresanov, M. Natarov, Wang Xudong, Y. He, A. I. Shubny, A. A. Barannik, Yongbo Bian, V. V. Glamazdin, Jia Wang, V.A. Zolotarev, Liang Sun
Publikováno v:
2016 9th International Kharkiv Symposium on Physics and Engineering of Microwaves, Millimeter and Submillimeter Waves (MSMW).
Whispering gallery mode resonator unit for low phase-noise oscillators was designed and tested at room and low temperatures. Use of the E-plane filter and optimization of the unit of coupling the resonator with microstrip transmission line allowed us