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Ti在铁素体中的平衡固溶度亓海全1,2,雍岐龙2,雍兮3(1.云南省昆明市昆明理工大学材料与冶金工程学院2.北京市钢铁研究总院结构材料研究所3.中科院计算所,北京 100190)摘 要:基于Thermo-Calc和相关文献测试数据所推导出的Fe2Ti在铁素体中的平衡固溶度公式,并结合Fe2Ti的形成自由能,推导出了钛在铁素体中的平衡固溶度公式.这对于钛的碳化物,氮化物及碳氮化物等第二相颗粒在铁基体中的固溶度积求算以及相关的固溶析出行为等方面的研究具有重要的作用.关键词:Ti; 平衡固溶度; 铁素体......
J. Cent. South Univ. (2019) 26: 560-566 DOI: https://doi.org/10.1007/s11771-019-4027-5 Super long-range diffusion of carbon during proeutectoid ferrite transformation ZHANG Suo-quan(张所全)1, 2, JIAO... proeutectoid ferrite transformation, a slow cooling test of low carbon steel was carried out under vacuum of the thermal simulator. The microstructure and thermal expansion curve were discussed......
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Development of high-performance dry-pressed anisotropic permanent ferrite for La-Ca-Sr-Co systemDai-Man Zhu1,2,Zhao-Wen Geng1,Rong-Ming Liu1,2,Xiao-Wen Zhou1,2,Li-Ying Jia1,Guo-Hui Hu1,Qian...">In this work,the BMS-12 pre-sintered material was used as the basic material,and the optimal secondary additive addition amount was found by the wet pressing process.Then,the anisotropic ferrite......
Preparation and Characterization on Nano-Sized Barium Titanate Powder Doped with Lanthanum by Sol-Gel Process Xiao Zuojiang1,Ma Zhimei1,Zhao Xinle1,Chen Guang1 (1.Changchun University of Science and Technology, Changchun 130022, China) Abstract:The nano-sized BaTiO3:La3+ powders were prepared by sol-gel process using butyl phthalate, barium acetate and lanthanum oxide as raw material......
Effect of Hydroxyl Groups on the IR Luminescence Properties of Bi-doped Barium Aluminophosphate Glasses任进军,邱建荣摘 要:<正>we report on the IR luminescence properties of Bi-doped barium aluminophosphate glasses and the effect of hydroxyl groups on these properties.The IR luminescence spectra cover the 1000 nm to 1700 nm wavelength range with a full......
Preparation, Characterizations and Magnetic Properties of Doped Barium Hexaferrites BaFe12-2xMnxSnxO19 (x = 0.0-1.0)王敬平1,夏天21. Key Laboratory of Superlight Materials & Surface Technology of Ministry...">A series of doped barium hexaferrites BaFe12-2xMnxSnxO19 (x = 0.0-1.0) particles were prepared by the co-precipitation/molten salt method. The particle size and crystalline of the samples......
Dopant Behaviours of Sm2O3 on Microstructure and Properties of Barium Zirconium Titanate Ceramics 李龙土1,桂治轮1,齐建全1,王永力1 (1.Department of Materials Science and Engineering, Tsinghua University,) Abstract:The effect of Sm2O3-dopant on the sintering characteristics and dielectric properties of barium zirconium titanate ceramics (BaZrxTi1-xO3) was investigated. It is shown that trace amount of Sm2O3......
Precipitation behaviors of X80 acicular ferrite pipeline steelAi-min Zhao1), Yan Wang1), Yin-li Chen1), Di Tang1), Xu-tao Gao1), and Bi-qiang Zuo2) 1) Research Institute of Metallurgy Engineering...="ChDivSummary" name="ChDivSummary">The precipitation behaviors of X80 acicular ferrite pipeline steel were investigated by using transmission electron microscopy (TEM) and energy dispersive spectroscopy......