Zobrazeno 1 - 10
of 199
pro vyhledávání: '"Shumei Chen"'
Autor:
Wenmin Lu, Shumei Chen, Jinan Zheng, Xinyuan Fu, Guohua Fu, Jia Zhong, Qingyang Li, Zhuangbin Zhen
Publikováno v:
Advances in Mechanical Engineering, Vol 16 (2024)
Based on production practice, it is known that the mixing scraper is an important mechanical part that the planetary mixer directly contacts with the concrete. Its structural shape will directly affect the mixing effect of the mixer, and the inclinat
Externí odkaz:
https://doaj.org/article/5e54e7fe88f64ab79e1c362dfbcc63d2
Effective CO2 Thermocatalytic Hydrogenation with High Coke Resistance on Ni-CZ/Attapulgite Composite
Publikováno v:
Molecules, Vol 29, Iss 19, p 4550 (2024)
Converting CO2 into methane is considered a promising and economically viable technology for global transportation and utilization of this greenhouse gas. This study involves the preparation of a Ni-CZ (CeO2-ZrO2)/ATP (attapulgite) catalyst through t
Externí odkaz:
https://doaj.org/article/c02501a04148408e8c0acdb615ac0aac
Publikováno v:
Metals, Vol 14, Iss 4, p 407 (2024)
China’s rare earth reserves and consumption are the highest in the world. Rare earth metals and alloys play a pivotal role in the domains of permanent magnetic materials, hydrogen storage materials, luminescent materials, abrasive materials, etc. T
Externí odkaz:
https://doaj.org/article/f225c1fa4a5349bda38c6f9d85c12de1
Publikováno v:
High Voltage, Vol 7, Iss 5, Pp 1016-1022 (2022)
Abstract The semiconductive shield layer is between the conductive core and the insulation layer of high voltage direct current transmission cables and plays an important role in suppressing the accumulation of space charge in the insulation layer. S
Externí odkaz:
https://doaj.org/article/7122f5e9c41c430cb4cceb583e80f88c
Publikováno v:
High Voltage, Vol 7, Iss 2, Pp 233-241 (2022)
Abstract In this study, conductive polyaniline (PANI) ribbons were introduced to a semiconductive layer to improve the conductivity stability of the layer during thermal expansion and enhance its ability to inhibit charge injection into the insulatin
Externí odkaz:
https://doaj.org/article/0b4dc2767b6c49dea283f7ab1806be0a
Publikováno v:
Journal of International Medical Research, Vol 50 (2022)
This current case report describes two rare cases of children with both hearing loss and snoring. Case 1, a 17-month-old male patient, and case 2, an 11-year-old male patient, both presented with nasal obstruction, snoring and hearing loss. Physical
Externí odkaz:
https://doaj.org/article/a602ac3a6b8f4197866cfd8c1587799e
Publikováno v:
Molecules, Vol 28, Iss 11, p 4373 (2023)
High-purity hydrogen is extensively employed in chemical vapor deposition, and the existence of methane impurity significantly impacts the device performance. Therefore, it is necessary to purify hydrogen to remove methane. The ZrMnFe getter commonly
Externí odkaz:
https://doaj.org/article/6e272382e13b484183b465b847ec5799
Autor:
Yuttana Intaravanne, Jin Han, Ruoxing Wang, Aning Ma, Songtao Li, Shumei Chen, Xianzhong Chen
Publikováno v:
Advanced Photonics Research, Vol 2, Iss 7, Pp n/a-n/a (2021)
The outstanding ability of optical metasurfaces to tailor light's amplitude, phase, and polarization with a subwavelength resolution has attracted big interest. A multifunctional metasurface device is reported and experimentally demonstrated that int
Externí odkaz:
https://doaj.org/article/a14a1a66792d4da0bb265528f4a6da8d
Publikováno v:
Journal of Advanced Mechanical Design, Systems, and Manufacturing, Vol 13, Iss 4, Pp JAMDSM0089-JAMDSM0089 (2019)
The loading system of the existing hydraulic motor performance test platform is complicated, the interference is too much, and it is not suitable to measure the hydraulic motor noise level. In this paper, a new platform for measuring the sound pressu
Externí odkaz:
https://doaj.org/article/88d60621700a4b4796bf63332e284304
Autor:
Xiaoqin Xu, Shumei Chen
Publikováno v:
Boundary Value Problems, Vol 2017, Iss 1, Pp 1-13 (2017)
Abstract Considering the effect of variable viscosity and the phenomenon of flow separation, the MHD Cu/Ag-Water nanofluids through a permeable wedge are investigated. The governing equations of flow and energy are reduced by similarity transformatio
Externí odkaz:
https://doaj.org/article/d04e52d665aa44f8b8030b2b01791945