Zobrazeno 1 - 10
of 84
pro vyhledávání: '"Guozheng Ma"'
Publikováno v:
Journal of Materials Research and Technology, Vol 31, Iss , Pp 606-617 (2024)
In the case of electrical contact, copper alloys are often unable to withstand arc ablation and premature failure. To solve this issue, Ni-8wt.%Al (Ni–8Al) coatings were successfully prepared on copper substrates utilizing the high-speed laser clad
Externí odkaz:
https://doaj.org/article/bf46cde5819648e598c09ad8778b3ec7
Publikováno v:
Surfaces, Vol 5, Iss 3, Pp 350-364 (2022)
Owing to the light weight and high energy, the “All-aluminum engine” can reduce fuel consumption and pollutant emissions, showing a great significance in saving resources and protecting the environment, and becoming a research hotspot. However, t
Externí odkaz:
https://doaj.org/article/466f7904cc53461c9098aa99cdfcacc9
Publikováno v:
Metals, Vol 13, Iss 5, p 939 (2023)
In order to save the time and cost of friction and wear experiments, the coating composition (different contents of Al, Ti, and Cu elements), ratio of hardness and elastic modulus (H3/E2), vacuum heat treatment (VHT) temperature, and wear form were u
Externí odkaz:
https://doaj.org/article/6179b85e0ffa453ba8a55c9c63b780dc
Publikováno v:
Lubricants, Vol 10, Iss 11, p 291 (2022)
Coated self-lubricating spherical plain bearings (SSPBs) are a fairly key component of the space-swing mechanism. To examine the operation status and tribological properties of coated SSPBs, a tribometer with a temperature control module in a vacuum
Externí odkaz:
https://doaj.org/article/1fa1e70295e2479e8f30cf3560be93e7
Publikováno v:
Materials, Vol 15, Iss 9, p 3103 (2022)
Metal magnetic memory testing (MMMT) is an effective nondestructive technique for fatigue damage monitoring of weldments because of its capacity for stress evaluation. An experimental investigation of the effect of the applied fatigue stress on MMMT
Externí odkaz:
https://doaj.org/article/90c3736bca264b5090fcc8a0e09dea52
Autor:
Cuihong Han, Guolu Li, Guozheng Ma, Jiadong Shi, Aobo Wei, Zhen Li, Qingsonge Yong, Haidou Wang, Huipeng Wang
Publikováno v:
Materials, Vol 15, Iss 5, p 1851 (2022)
To investigate atomic oxygen effects on tribological properties of Mo/MoS2-Pb-PbS film and further enlarge application range, atomic oxygen exposure tests were carried out for 5 h, 10 h, 15 h, and 20 h by the atomic oxygen simulator with atomic oxyge
Externí odkaz:
https://doaj.org/article/d443ca5302a540559a86382f7c2cd4fc
Autor:
Aobo Wei, Qian Liu, Guozheng Ma, Wenbo Yu, Jiadong Shi, Yunfan Liu, Cuihong Han, Zhen Li, Haidou Wang, Guolu Li
Publikováno v:
Materials, Vol 15, Iss 6, p 2063 (2022)
In order to explore the influence of space ultraviolet radiation on spacecraft lubricating materials, an in-situ friction experimental device simulating space ultraviolet radiation was developed in the laboratory, and the experimental verification wa
Externí odkaz:
https://doaj.org/article/4e2ee326c5fe4d84893dc2f4f52e7525
Publikováno v:
Friction, Vol 5, Iss 3, Pp 351-360 (2017)
Abstract Friction, wear, and contact fatigue are the main causes of energy loss, material waste, and equipment failure. The aim of remanufacturing is to repair and modify the damaged equipment surface, and the surface coating is the major material th
Externí odkaz:
https://doaj.org/article/4340bebcb235472389719e1fba61071c
Autor:
Dingshun She, Shihao Liu, Jiajie Kang, Wen Yue, Lina Zhu, Chengbiao Wang, Haidou Wang, Guozheng Ma, Li Zhong
Publikováno v:
Materials, Vol 12, Iss 19, p 3260 (2019)
The objective of the given work was to investigate abrasive wear behaviours of titanium (Ti) treated by ultrasonic surface rolling processing (USRP) pre-treatment and plasma nitriding (PN). Simulated lunar regolith particles (SLRPs) were employed as
Externí odkaz:
https://doaj.org/article/58e43310d63a477994006df6de0dce12
Autor:
Honglin, Mou, Haichao, Zhao, Guozheng, Ma, Zhihai, Cai, Weiling, Guo, Ming, Liu, Haidou, Wang
Publikováno v:
In Journal of Alloys and Compounds 15 July 2024 992