国家自然科学基金(59971008)

作品数：7被引量：14H指数：2
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Morphology and orientation relationship of VC precipitates in HSLA steel被引量：1
《Journal of University of Science and Technology Beijing》2006年第5期420-423,共4页Shijian Yan Xiaoping Liu Wenhuai Tian 
This work was financially supported by the National Natural Science Foundation of China (No.59971008).
The morphology and distribution of VC precipitates in HSLA steel as well as the orientation relationship between VC precipitate and α-Fe were studied by transmission electron microscopy （TEM）. The chemical composit...
关键词：VANADIUM micro-alloyed steels VC precipitation orientation relationship 
DISLOCATION PINNING IN HIGH TEMPERATURE DEFORMED Ni_3(Al,Ti) SINGLE CRYSTALS CONTAINING DISORDERED γ PRECIPITATES被引量：1
《Acta Metallurgica Sinica(English Letters)》2006年第3期157-164,共8页W.H. Tian M. Nemoto 
the Grant-in-Aid for Scientific Research from the Ministry of Education, Science and Culture of Japan ; the National Natural Science Foundation of China （No. 59971008）.
A transmission electron microscopy （TEM） investigation has been performed on the dislocation pinning in Lie-ordered Ni3（Al, Ti） containing disordered γ precipitates.The morphology of deformation induced dislocati...
关键词：superdislocation PRECIPITATE attractive interaction cross slip Ll2-ordered Ni3Al 
Microstructure and penetration behavior of electroformed copper liners of shaped charges during explosive detonation deformation被引量：4
《Journal of University of Science and Technology Beijing》2006年第1期73-77,共5页Ailing Fan Wenhuai Tian Qi Sun Baoshen Wang 
financially supported by the National Natural Science Foundation of China (No.59971008)
The microstructure in the electroformed copper liners of shaped charges prepared with different electrolytes was studied by Scanning Electron Microscopy （SEM） and Electron Backscattering Kikuchi Pattern （EBSP） met...
关键词：ELECTROFORMATION additive MICROSTRUCTURE explosive detonation deformation PENETRATION 
PRECIPITATION BEHAVIOR IN A Cu-Sn-Ni-Zn-P LEAD FRAME MATERIAL
《Acta Metallurgica Sinica(English Letters)》2003年第3期155-160,共6页W.H.Tian C.K.Yan M.Nemoto 
support of the National Natural Science Foundation of China(Grant No.59971008).
Transmission electron microscopy (TEM) observations were carried out for examining the precipitation behavior in a Cu-Sn-Ni-Zn-P lead frame material. TEM observations revealed that the precipitate is hexagonal Ni5P2 a...
关键词：lead frame materials mechanical properties atom diffusion PRECIPITATE transmission electron microscopy 
Dynamic recrystallization of electroformed copper liners of shaped charges in high-strain-rate plastic deformation
《Journal of University of Science and Technology Beijing》2002年第5期343-346,共4页WenhuaiTian QiSun 等 
financially supported by the National Natural Science Foundation of China (No.59971008).
The microstructures in the electroformed copper liners of shapedcharges after high-strain-rate plastic deformation were in-vestigated by transmission electron microscopy(TEM). Meanwhile, theorientation distribution of...
关键词：ELECTROFORMATION high-strain-rate deformation dynamic recovery andrecrystallization transmission electron microscopy 
Microstructure and texture of electroformed copper liners of shaped charges被引量：2
《Journal of University of Science and Technology Beijing》2002年第4期265-268,共4页WenhuaiTian HongyeGao AilingFan XiaoouShan QiSun 
the National Natural Science Foundation of China (No. 59971008)
The microstructures of copper liners of shaped charges prepared byelectroforming technique were investigated by transmission electron microscopy (TEM). Meanwhile, theorientations distributing of the grains in the elec...
关键词：ELECTROFORMATION MICROSTRUCTURE MICRO-TEXTURE transmission electronmicroscopy electron backscattering Kikuchi pattern 
PRECIPITATION HARDENING IN B2-ORDERED NiAl BY Ni_(2)AlTi COMPOUND被引量：7
《Acta Metallurgica Sinica(English Letters)》2001年第5期313-318,共6页W.H. Tian, K. Ohishi and M. Nemoto 1)Department of Materials Physics and Chemistry, University of Science and Technology Beijing, Beijing 100083, China 2)Department of Materials Science and Engineering, Faculty of Engineering 36, Kyushu University, Fuk 
supported by the grant-in-aid for Scientific Research from the Ministry of Education,Science and Culture of Japan;Financial support of the National Natural Science Foundation of China(Grant No.59971008)is also acknowledged.
Microstructural variations and correlated hardness changes in B2-ordered NiAl containing fine precipitation of Ni2AlTi have been investigated by means of transmission electron microscopy (TEM) and hardness tests. The ...
关键词：ALUMINUM HARDENING Mechanical properties NICKEL Precipitation (chemical) 
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