Zobrazeno 1 - 10
of 28
pro vyhledávání: '"Chunhai Cao"'
Autor:
Chen-Guang Wang, Wuyue Xu, Chong Li, Lili Shi, Junliang Jiang, Tingting Guo, Wen-Cheng Yue, Tianyu Li, Ping Zhang, Yang-Yang Lyu, Jiazheng Pan, Xiuhao Deng, Ying Dong, Xuecou Tu, Sining Dong, Chunhai Cao, Labao Zhang, Xiaoqing Jia, Guozhu Sun, Lin Kang, Jian Chen, Yong-Lei Wang, Huabing Wang, Peiheng Wu
Publikováno v:
Nature Communications, Vol 15, Iss 1, Pp 1-7 (2024)
Abstract Frequency combs, specialized laser sources emitting multiple equidistant frequency lines, have revolutionized science and technology with unprecedented precision and versatility. Recently, integrated frequency combs are emerging as scalable
Externí odkaz:
https://doaj.org/article/2b4a81a413264720a3b5312267d1ac42
Publikováno v:
Applied Sciences, Vol 13, Iss 6, p 3688 (2023)
We propose a frequency-tunable source to emit entangled microwave photons on the platform of a superconducting circuit, in which two superconducting transmission-line resonators are coupled via a capacitor and one resonator is inserted with a superco
Externí odkaz:
https://doaj.org/article/db540daf7e15422eaade20ccb441bd7f
Publikováno v:
IEEE Transactions on Applied Superconductivity. 33:1-6
Autor:
Junliang Jiang, Zishuo Li, Tingting Guo, Wenqu Xu, Xingyu Wei, Kaixuan Zhang, Tianshi Zhou, Yifan Sheng, Chunhai Cao, Guozhu Sun, Peiheng Wu
Publikováno v:
Applied Physics Letters. 121:254001
Superconducting quantum computing is currently one of the most promising platforms for universal quantum information processing. The readout resonator is an essential integral part of a superconducting qubit, while its size is much larger compared to
Autor:
Lili Shi, Tingting Guo, Runfeng Su, Tianyuan Chi, Yifan Sheng, Junliang Jiang, Chunhai Cao, Jingbo Wu, Xuecou Tu, Guozhu Sun, Jian Chen, Peiheng Wu
Publikováno v:
Applied Physics Letters. 121:242601
We acquire tantalum thin film in its α phase ( α-Ta) using direct-current magnetron sputtering. According to x-ray diffraction results, 110-Ta is dominant. Quarter-wavelength coplanar waveguide resonators are fabricated with the α-Ta film and char
Autor:
Yapeng Lu, Wenqu Xu, Quan Zuo, Jiazheng Pan, Xingyu Wei, Junliang Jiang, Zishuo Li, Kaixuan Zhang, Tingting Guo, Shuo Wang, Chunhai Cao, Huabing Wang, Weiwei Xu, Guozhu Sun, Peiheng Wu
Publikováno v:
Applied Physics Letters. 120:082601
We present a fishbone-like lumped-element artificial transmission line to overcome impedance mismatch in a reflection-type Josephson parametric amplifier between a nonlinear resonator and an external transmission line. Using this easily prepared arch
Autor:
Ya-Peng Lu, Guozhu Sun, Zi-Shuo Li, Wen-Qu Xu, Peiheng Wu, Quan Zuo, Ting-Ting Guo, Xing-Yu Wei, Kai-Xuan Zhang, Weiwei Xu, Jiazheng Pan, Shuo Wang, Jun-Liang Jiang, Chunhai Cao
Publikováno v:
Chinese Physics B. 30:068504
An impedance matched parametric amplifier (IMPA) with Josephson junctions is fabricated and characterized. A hybrid structure containing coplanar and strip structures is implemented to realize an impedance taper line and a plate capacitor in an LC no
Autor:
Chunhai Cao, Jian Chen, Lin Kang, Huabing Wang, Peiheng Wu, Qing-Yuan Zhao, Ya-Peng Lu, Guozhu Sun, Xing-Yu Wei, Zi-Shuo Li, Sheng Lu, Xiaoqing Jia, Weiwei Xu, Jiazheng Pan, Jun-Liang Jiang, Xuecou Tu
Publikováno v:
Chinese Physics B. 29:128401
We design and fabricate λ/2 coplanar waveguide NbN resonators, the thickness and length of which are only several nanometers and hundred microns, respectively. The quality factor of such compact resonators can reach up to 7.5 × 104 at single photon
Autor:
Ya-Peng Lu, Peiheng Wu, Huabing Wang, Xing-Yu Wei, Lin Kang, Jian Chen, Weiwei Xu, Jiazheng Pan, Xuecou Tu, Sheng Lu, Jun-Liang Jiang, Guozhu Sun, Chunhai Cao, Zi-Shuo Li
Publikováno v:
AIP Advances, Vol 10, Iss 2, Pp 025135-025135-5 (2020)
By adjusting the frequency of the cavity, we perform a microwave reflection measurement and directly probe the coherence and interference effects in a phase-sensitive Josephson parametric amplifier. We demonstrate the shift in the peak and the dip in
Autor:
Weiwei Xu, Lian-Fu Wei, Qiang Wei, Beihong Zhang, Pin-Jia Zhou, Jiquan Zhai, Yiwen Wang, Chunhai Cao
Publikováno v:
Physica C: Superconductivity and its Applications. 515:49-53
Phenomenally, Cooper pairs can be broken up by external energy and thus the Cooper-pair density in the superconducting electrodes of a Josephson junction (JJ) under radiation can be lowered accordingly. Therefore, by probing the shift of the switchin