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Phase Behavior of BaLn2Mn2O7 (Ln=Rare Earth) with a Layered Perovskite Structure Kouji Fujita1,Takeshi Mikami1,Jian Meng2,Naoki Kamegashira1,Noriyoshi Kakuta1,Hirohisa Satoh1 (1.Department... conditions such as heating conditions when prepared and composition. Some of these phases were characterized by powder X-ray diffraction method using Rietveld analysis. These phases have only a little......
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Simulation of fluctuation effect on dendrite growth by phase field method LIU Xin-mei(刘新妹), HAN Yan(韩 焱) Key Laboratory of Instrumentation Science and Measurement, Ministry...; Abstract: The dendrite growth process was simulated with the phase field model coupling with the fluctuation......
J. Cent. South Univ. Technol. (2011) 18: 834-839 DOI: 10.1007/s11771-011-0770-y Nonlinear characteristics and functional analysis of masseter electromyography HU Xin(胡昕)1,2, WU Xiao-bo(吴箫博)3, ZOU... and sides. First, the embedding dimension and the delay time were obtained through this method, then the phase space was reconstructed to resume the chaotic attractor and determine the LLE. The result shows......
In situ synthesis and phase analysis of low density O’-sialon-based multiphase ceramicsXU Xiongwen, LIANG Hui, LI Xiaolei, JI Huiming, LU Huixiang, and WAN Yizao Key Laboratory for Advanced Ceramics... were prepared by liquid-phase sintering method at 1400°C with Si3N4, SiO2 and Al2O3 as raw materials.Crystalline phases were identified by X-ray diffraction(XRD).The quantitative phase analysis......
dispersive spectrum(EDS), X-ray diffractometry(XRD) and metallographic analysis, the effects of variation of magnesium content on phase constituents of Al-Mg-Si-Cu alloys were investigated. The results... of constituents are Al1.9Cu- Mg4.1Si3.3, Al4Mn3Si2, Mg2Si and pure Si phase. The results of EDS analysis and XRD measurement prove that AlCuMgSi phase with the mole ratio of Cu/Si in a range of 0.22 and 0.35......
Morphology and quantitative analysis of O phase during heat treatment of hot-deformed Ti2AlNb-based alloyHong-yu Zhang,Chong Li,Zong-qing Ma,Li-ming Yu,Hui-jun Li,Yong-chang LiuState Key Lab...-treated at 950°C and aged at different temperatures was quantitatively investigated. The microstructure, size of the phase, and microhardness of the deformed alloys were measured. The results......
STUDY OF TCP PHASE PRECIPITATING IN GH4199 SUPERALLOY Y.S.Zhang1,S.W.Guo1,H.C.Yang1,T.Cui1,L.Wang1 (1.School of Materials and Metallurgy, Northeastern University, Shenyang 110004, China) Abstract:The precipitating regulation and mechanism of TCP phase (μ phase and σ phase) are studied, using electron hole number (EHN) theory, phase analysis technology and TEM observation. The results indicate......
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studied. Furthermore, the phase transformation during sintering process was investigated by means of thermo-gravimetric analysis (TG), differential thermal analysis (DTA) and X-ray diffraction (XRD... Effects of nano-AlN on phase transformation of low temperature vitrified bond during sintering process SHANG Yong(尚 勇)1, HOU Yong-gai(侯永改)1,2, QIAO Gui-ying(乔桂英)3, ZOU Wen-jun(邹文俊)2......