Zobrazeno 1 - 10
of 126
pro vyhledávání: '"Chunjun Chen"'
Autor:
Xiao Chen, Shuaiqiang Jia, Jianxin Zhai, Jiapeng Jiao, Mengke Dong, Cheng Xue, Ting Deng, Hailian Cheng, Zhanghui Xia, Chunjun Chen, Xueqing Xing, Jianrong Zeng, Haihong Wu, Mingyuan He, Buxing Han
Publikováno v:
Nature Communications, Vol 15, Iss 1, Pp 1-9 (2024)
Abstract Copper (Cu)-based catalysts show promise for electrocatalytic CO2 reduction (CO2RR) to multi-carbon alcohols, but thermodynamic constraints lead to competitive hydrocarbon (e.g., ethylene) production. Achieving selective ethanol production w
Externí odkaz:
https://doaj.org/article/2f365684f939412b9a92a7f011c91d44
Autor:
Yaowen Zhang, Chunjun Chen
Publikováno v:
Automatika, Vol 65, Iss 1, Pp 14-33 (2024)
ABSTRACTAiming at reducing the effect of time delay on the control performance of magnetorheological (MR) damper semi-active suspension, a control strategy with strong robustness to time delay is investigated in this study, including the force contro
Externí odkaz:
https://doaj.org/article/8fcf9e81a3954dbdb3fef1956adba261
Publikováno v:
Applied Sciences, Vol 14, Iss 20, p 9444 (2024)
As an electric multiple unit (EMU) train passes through an extreme tunnel characterized by high altitude, steep gradient, and extended lengths, the pressure waves generated by the train–tunnel aerodynamic coupling combine with the baseline pressure
Externí odkaz:
https://doaj.org/article/70c168be976d4fa19f5c5aaf6e114539
Autor:
Chunjun Chen, Xupeng Yan, Yahui Wu, Xiudong Zhang, Shoujie Liu, Fanyu Zhang, Xiaofu Sun, Qinggong Zhu, Lirong Zheng, Jing Zhang, Xueqing Xing, Zhonghua Wu, Buxing Han
Publikováno v:
Nature Communications, Vol 14, Iss 1, Pp 1-10 (2023)
Amorphous metal catalysts often exhibit appealing catalytic properties, however, accurate control synthesis of amorphous nano-metal catalysts is a challenge. Here, the authors report a feasible strategy to prepare the amorphous Cu catalysts by superc
Externí odkaz:
https://doaj.org/article/91245bccd1334167913511a85ed7ce39
Autor:
Guifeng Ma, Olga A. Syzgantseva, Yan Huang, Dragos Stoian, Jie Zhang, Shuliang Yang, Wen Luo, Mengying Jiang, Shumu Li, Chunjun Chen, Maria A. Syzgantseva, Sen Yan, Ningyu Chen, Li Peng, Jun Li, Buxing Han
Publikováno v:
Nature Communications, Vol 14, Iss 1, Pp 1-9 (2023)
Tuning electrocatalytic reduction of carbon monoxide to achieve valuable ethanol product with high performance is interesting yet challenging. Here, the authors design a hydrophobic Cu/Cu2O sheet catalyst showing a FE of 68.8% and partial current den
Externí odkaz:
https://doaj.org/article/953c880264b14aa8a812049587e90cea
Autor:
Pengsong Li, Jiahui Bi, Jiyuan Liu, Qinggong Zhu, Chunjun Chen, Xiaofu Sun, Jianling Zhang, Buxing Han
Publikováno v:
Nature Communications, Vol 13, Iss 1, Pp 1-9 (2022)
Production of methanol from CO2 electroreduction is attractive but achieving high selectivity, current density and stability simultaneously remains a grand challenge. Here, the authors present an in situ dual doping strategy to construct efficient CO
Externí odkaz:
https://doaj.org/article/29576de1b9e64d44ba97828dfe286519
Publikováno v:
Jixie chuandong, Vol 45, Pp 15-21 (2021)
In order to research the constriction resistance of the drum gear coupling of high speed EMU traction motor drive system，by using the geometrical analysis method，a mathematical model of the external tooth surface is established according to the s
Externí odkaz:
https://doaj.org/article/5ac404094ed842d4bedc6c66284c5750
Autor:
Dexin Yang, Qinggong Zhu, Chunjun Chen, Huizhen Liu, Zhimin Liu, Zhijuan Zhao, Xiaoyu Zhang, Shoujie Liu, Buxing Han
Publikováno v:
Nature Communications, Vol 10, Iss 1, Pp 1-9 (2019)
While the conversion of CO2 to valuable, storable chemicals is attractive, there are few inexpensive and abundant catalysts that are also active and selective for liquid fuels. Here, the authors study copper selenide as a high-performing and efficien
Externí odkaz:
https://doaj.org/article/68189017a3654b57babb94c6a142ce7d
Publikováno v:
Sensors, Vol 20, Iss 12, p 3457 (2020)
Joint Approximate Diagonalization of Eigen-matrices (JADE) cannot deal with non-stationary data. Therefore, in this paper, a method called Non-stationary Kernel JADE (NKJADE) is proposed, which can extract non-stationary features and fuse multi-senso
Externí odkaz:
https://doaj.org/article/db39bd3c912e4b9f83d93d6f12ce23b3
Publikováno v:
Shock and Vibration, Vol 2018 (2018)
The gear transmission system is a vital component of the locomotive bogie. During locomotive operation, the damage to the gear transmission system spreads rapidly and affects the locomotive’s operational safety. In this paper, a method is proposed
Externí odkaz:
https://doaj.org/article/6ae8f907777140078f1e00a7709076c9