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. The results showed that the apparatus was very suitable for industrial growth of YSZ crystals. Key words:yttria-stabilized cubic zirconia; crystal growth; skull melting process; rare earths; [全文内容...Industrial growth of yttria-stabilized cubic zirconia crystals by skull melting process XU Jiayue1,HE Qingbo1,JIANG Xin3,FANG Yongzheng1,LEI Xiuyun2,HE Xuemei1,ZHANG Daobiao1 (1.School of Materials......
Growth and characterizations of CdGeAs2single crystal by descending crucible with rotation methodWei Huang,Bei-Jun Zhao,Shi-Fu Zhu,Zhi-Yu He,Bao-Jun Chen,Jing-Jing Tang,Wei-Jia LiuDepartment... in a furnace with three independen heating zones after optimizing the temperature field, and the descending and rotational speed to meet the need of CdGeAs2crystal growth. The properties of as-grown crysta......
Growth,structure and spectral characteristics of KEr0.1Yb0.9(WO4)2 laser crystal张莹,刘景和,曾繁明,林海,李春,王成伟,张学建,秦杰明College of Materials Science and Engineering,Changchun University of Science and Technology摘 要:The 10 at.% Er3+-doped KYb(WO4)2(KEr0.1Yb0.9(WO4)2) laser crystal with dimensions up to 25 mm×15 mm×10 mm was grown by the Kyropoulos method.The crystal......
结晶助剂CGM--对晶种分解的作用刘康,何强重庆市南川区先锋氧化铝公司摘 要:铝酸钠溶液的晶种分解是拜耳法生产氧化铝的关键工序之一,它不仅影响产品氧化铝的数量和质量,而且直接影响循环效率及其他工序.本文介绍了在晶种分解过程中加入表面活性剂--CGM结晶助剂--可有效地改善产品的粒度,强度,提高分解率,同时减少分解槽液面上的泡沫.关键词:铝酸钠溶液;强化分解;砂状氧化铝;CGM(Crystal Growth Modifier);......
, Tianjin 300072, China) Abstract:Single rare earth fluoride crystal of BaY2F8 was grown by Czochralski method. The crystallization habit of BaY2F8 and the crystal growth technique, including temperature gradient, rotation and pulling rates, were investigated.The effects of growth parameters on the crystal quality were studied. Crystal growth procedure was optimized as the temperature gradient......
for the crystal growth. The steady shapes of BaY2F8 were composed of rhombic prism {130} and {021}. The crystal showed an axial habit in the direction of [001]. The analysis of the crystal slice obtained...Crystal habit for upconversion laser crystal of BaY2F8李广慧,阮永丰,张守超,孙伟摘 要:BaY2F8 crystals had a relatively low symmetry, and its XRD data showed that those......
Abstract: Based on the cellular automaton (CA) method, a numerical model was developed to simulate the dendritic growth of magnesium alloy with HCP crystal structure. The growth kinetics was calculated...-SANCHEZ and STEFANESCU for the dendritic growth of cubic crystal metals during solidification, modeling of dendritic growth of magnesium alloy with different growth orientations was achieved. Simulation......
Growth,Thermal and Optical Properties of DyxY1-xAl3(BO3)4 Crystal 程绣凤1,李静1,王继扬1,张怀金1 (1.State Key Laboratory of Crystal Materials, Shandong University, Jinan 250100, China) Abstract:Single crystal...(BO3)4 crystal were measured. The yellow emission transitions(4F9/2→6H13/2)at 575 nm is more intense than other transitions. The specific heat and thermal expansion were measured. The specific heat......
Growth, structural, thermal properties and spectroscopic characteristics of KTb(WO4)2 single crystal李静,王继扬,韩树娟,郭永解,王永政State Key Laboratory of Crystal Materials, Shandong University摘 要:KTb(WO4)2(KTW) single crystal with dimensions up to 30mm×30mm×10mm was grown by the top-seeded solution growth (TSSG) method for the first time. The crystal structure......
Growth, structural, thermal properties and spectroscopic characteristics of KTb(WO4)2 single crystal李静,王继扬,韩树娟,郭永解,王永政State Key Laboratory of Crystal Materials, Shandong University摘 要:KTb(WO4)2(KTW) single crystal with dimensions up to 30mm×30mm×10mm was grown by the top-seeded solution growth (TSSG) method for the first time. The crystal structure......