Zobrazeno 1 - 10
of 1 148
pro vyhledávání: '"GuoQing Chen"'
Autor:
Zhiqiang Niu, Guojie Hu, Pengtao Gai, Dasheng Wei, Chenglin Wang, Wenlong Zhou, Guoqing Chen, Xuesong Fu
Publikováno v:
Journal of Materials Research and Technology, Vol 31, Iss , Pp 3604-3613 (2024)
Fatigue crack initiation sites would transfer from surface to subsurface of metal specimens through shot peening (SP) or laser shock surface strengthening. This phenomenon is typically attributed to the introduction of compressive residual stress on
Externí odkaz:
https://doaj.org/article/449f4548105e430db4ca7261e4b5767f
Publikováno v:
Case Studies in Thermal Engineering, Vol 61, Iss , Pp 105124- (2024)
A multi-physical field numerical model considering the thermo-chemical and mechanical effects was used to simulate the curing process of a nitrate ester plasticized polyether (NEPE) solid propellant. The curing process of solid rocket propellants was
Externí odkaz:
https://doaj.org/article/5a8ef6e92d9a4cb8a4541f038a795057
Autor:
Baoju An, Danchao Du, Zhendong Huang, Zhanxu Pu, Jia Lv, Li Zhu, Shunmin Liu, Liping Zhang, Guoqing Chen, Lianming Lu
Publikováno v:
Frontiers in Microbiology, Vol 15 (2024)
Citrus diseases caused by fungal pathogens drastically decreased the yield and quality of citrus fruits, leading to huge economic losses. Given the threats of chemical pesticides on the environment and human health, biocontrol agents have received co
Externí odkaz:
https://doaj.org/article/128bf8f044504402b152ab04a8153a15
Publikováno v:
Geomechanics and Geophysics for Geo-Energy and Geo-Resources, Vol 10, Iss 1, Pp 1-17 (2024)
Abstract Rockburst is a common geological hazard in deep underground engineering, and it often occurs in strata consisting of brittle rocks. In this study, the moisture content effect on the rockburst intensity of sandstones is systematically studied
Externí odkaz:
https://doaj.org/article/3fb4f92c89274b44b0a5f75dc17b2341
Autor:
Zhiqiang Niu, Haojie Men, Chenglin Wang, Pengtao Gai, Wenlong Zhou, Guoqing Chen, Zheng Fang, Xuesong Fu
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 1806-1821 (2024)
A detailed analysis of the surface high density twin microstructure and fatigue resistance of the Ti-6Al-4V titanium alloy specimens treated with the different shot peening parameters was conducted, compared with the as-received samples. Experimental
Externí odkaz:
https://doaj.org/article/4468a05a6e5a4837b97daa7ebd1a60bd
Autor:
Guoxin Pang, Zhubin He, Yanli Lin, Yufei Zu, Xifeng Li, Xuesong Fu, Wenlong Zhou, Guoqing Chen
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 1128-1135 (2024)
The influence of anisotropy induced by the crystallographic texture on the elastocaloric cooling effect of rolled NiTi alloy was investigated. Cyclic tensile tests were conducted along various directions angles (θ) between the rolling direction (RD)
Externí odkaz:
https://doaj.org/article/6c2bc9669ce748d6bb7cdbaa38aa130b
Publikováno v:
Geomechanics and Geophysics for Geo-Energy and Geo-Resources, Vol 10, Iss 1, Pp 1-17 (2024)
Abstract Mine slope stability and mining sustainability are related to the local geological structures, which could change the rock mass structure in deep mining. After 20 years mining in a mudstone mine, western China, the slope structure transforms
Externí odkaz:
https://doaj.org/article/f6ac9e35a3964fa28764a13647f4b806
Publikováno v:
Journal of Rock Mechanics and Geotechnical Engineering, Vol 16, Iss 3, Pp 961-978 (2024)
Geomorphological features are commonly used to identify potential landslides. Nevertheless, overemphasis on these features could lead to misjudgment. This research proposes a process-oriented approach for potential landslide identification that consi
Externí odkaz:
https://doaj.org/article/b8623b589eb145c998ef75a0cddddc33
Publikováno v:
Journal of Materials Research and Technology, Vol 29, Iss , Pp 4854-4862 (2024)
Ti2AlNb-based composites are a great choice for achieving high-temperature properties by introducing reinforcement to meet engineering application requirements. In this study, Ti–22Al–25Nb (at.%) alloys and nano-Al2O3/Ti–22Al–25Nb composites
Externí odkaz:
https://doaj.org/article/8b84c294b96a43c389bcc24f694f0066
Numerical modelling of flexural performance of textile reinforced mortar strengthened concrete beams
Publikováno v:
Materials & Design, Vol 244, Iss , Pp 113227- (2024)
In recent years, the application of textile reinforced mortar (TRM) as an overlay has become an important method for repairing and strengthening old masonry structures. However, the quantitative analysis and design of TRM-strengthened reinforced conc
Externí odkaz:
https://doaj.org/article/1a73a640754b4648b1a243b953f6d610