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Synthesis and X-ray Powder Diffraction Characterization of A New Niobate Crystal Ba4Na2VNb9O(30)张高科摘 要:A new niobate crystal Ba4Na2 VNb9O30 was synthesized in BaO-Na2O-V2O5-Nb2O5 system for the first time. Its shape, optical properties , melting point and chemical stability were studied. X - ray powder diffraction study determined that this compound......
="ChDivSummary">Thermal residual stresses in W fibers/Zr-based metallic glass composites were measured by in situ high energy synchrotron X-ray diffraction(HEXRD). The W fibers for the composites were...Thermal Residual Stresses in W Fibers/Zr-based Metallic Glass Composites by High-energy Synchrotron X-ray DiffractionXinqiang Zhang1,Yunfei Xue1,2,Haifeng Zhang3,Huameng Fu3,Zhengbin Wang3,Zhihua......
joints:with no interlayer,with a copper interlayer and with a niobium interlayer are measured via X-ray diffraction by transmission geometry.The residual stress in all the joints is found...Residual stress distribution as a function of depth in graphite/copper brazing joints via X-ray diffractionChun Li,Xiaoqing Si,Jian Cao,Junlei Qi,Zhibo Dong,Jicai FengState Key Laboratory of Advanced......
In situ synchrotron X-ray diffraction analysis of deformation behavior of a Nb/NiTi composite for biomedical applicationsShun Guo1,Rui-Tang Wu1,Yu-Lu Shi1,Yan-Pin Hou1,Wen Ma1,2,Guang-Lei Liu1,Hai... for biomedical applications within a large macroscopic strain range was investigated by tensile loading-unloading test and in situ synchrotron X-ray diffraction(SXRD).Experimental results show that during......
X-ray diffraction investigation of amorphous calcium phosphate and hydroxyapatite under ultra-high hydrostatic pressureElisa Lam1,Peter J.Swedlund1,Sylvie Marchesseau3,Yacine Hemar11. School... in the crystal structures of synthetically prepared amorphous calcium phosphate(ACP) and hydroxyapatite(HAP) in water(1:1 mass ratio) were studied by synchrotron X-ray diffraction(XRD) under ultra-high hydrostatic......
and fracture mechanisms. X-ray diffraction studies indicated fully amorphous alloy structures with lower oxygen contents and partial crystalline structures at higher oxygen levels; however, completely... flow behaviour on stress-strain curves. Key words: bulk metallic glasses; compression test; shear band; X-ray diffraction 1 Introduction Bulk metallic glasses (BMGs) are solid alloys that exhibit......
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Crystal Structure and X-ray Powder Diffraction Data for Rare Earth Compound PrNiSn吴世伟,曾令民,谭立真,张丽萍,严嘉琳,郝建民摘 要:1IntroductionTernaryintermetaliccompoundscontainingrareearthmetalshavevariouscrystalstructuresandmanifestseveralinterestin...关键词:......