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Preparation and sintering properties of zirconia-mullite-corundum composites using fly ash and zircon MA Bei-yue(马北越), LI Ying(厉 英), CUI Shao-gang(崔绍刚), ZHAI Yu-chun(翟玉春) School of Materials..., zircon and alumina powder by a reaction sintering process. The phase and microstructure evolutions of the composite synthesized at desired temperatures of 1 400, 1 500 and 1 600 °C for 4 h were......
, zircon U-Pb geochronology, and Sr-Nd isotopes OUYANG Yuan(欧阳渊)1, 2, LIU Hong(刘洪)2, NIE Fei(聂飞)2, CONG Feng(丛峰)2,ZHANG Jian-long(张建农)2, ZHANG Jing-hua(张景华)2, HUANG Han-xiao(黄瀚霄)2,LIU Shu-sheng(刘书生)2... isotopic, and source rock characteristics, as well as the genesis and tectonic setting of the andesite in this region. In the Sayaburi Province, the andesite zircon U-Pb age is (241.2±1.2) Ma......
Zircon SHRIMP U-Pb dating for island arc volcanic rock of Fangniugou area in Yitong region of Jilin ProvinceJIANG Zheng-long(姜正龙)1, QIU Hai-jun(邱海峻)2, PENG Yu-jing(彭玉鲸)3, ZHANG Wei-min(张为民)4, LIANG... elucidated and there is disagreement about the division. The sampling and SHRIMP U-Pb zircon dating of volcanic rock for Daheishan in the Fangniugou area and the northeast slope of the Duanjiadian were......
J. Cent. South Univ. (2019) 26: 3457-3469 DOI: https://doi.org/10.1007/s11771-019-4266-5 Zircon U-Pb-Hf isotopes and mineral chemistry of Early Cretaceous granodiorite in the Lunggar iron deposit... granodiorite and the late Permian Xiala Formation limestone. In this study, we achieved detailed zircon U-Pb-Hf isotopes and mineral chemistry for the Early Cretaceous granodiorite. Zircon U-Pb dating results......
Phase composition of SiC-ZrO_2 composite materials synthesized from zircon doped La_2O_3 YU Jingkun1,MA Beiyue1 (1.School of Materials and Metallurgy, Northeastern University, Shenyang 110004, China) Abstract:A study was carried out to determine the optimum parameters for synthesis of SiC-ZrO_2 composite materials by carbothermal re-duction of zircon. Test samples were prepared by mixing......
Decomposition process of zircon sand concentrate with CaO-NaOHZHANG Jiandong a,WANG Lijun a,and JIANG Dongmin b a Division of Mineral Resources,Metallurgy & Materials,General Research Institute for Nonferrous Metals,Beijing 100088,China b Zhejiang Zr-Valley Science & Technology Co.Ltd,Zhejiang 313220,China摘 要:The decomposition process for zircon......
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J. Cent. South Univ. Technol. (2009) 16: 0725-0729 DOI: 10.1007/s11771-009-0120-5 Preparation of β-Sialon/ZrN bonded corundum composites from zircon by nitridation reaction sintering process MA... using fused white corundum, alumina micro powder, zircon and carbon black by nitridation reaction sintering process. Phase composition and microstructure of the synthesized composites were......
LA-ICP-MS U-Pb Zircon Geochronology, Geochemistry and Kinetics of Wenquan Ore-Bearing Granites from Western Qinling, China () 摘要: As we know there is a famous East Qinling-Dabie molybdenum belt in china, where many molybdenum deposits located such as super giant Jinduicheng, Sandaozhuang, Shangfanggou and Nannihu molybdenum deposits(Li,2008) ; The molybdenum mineralization in the East Qinling......
A two-step zircon decomposition method to produce zirconium oxychloride:alkali fusion and water leachingJing Song1,Jing-Fei Fan1,Jing-Chong Liu2,Ran Liu2,Jing-Kui Qu1,Tao Qi11. National Engineering...="ChDivSummary" name="ChDivSummary">In this work,a two-step zircon method to produce zirconium oxychloride was introduced,and the alkali fusion technique with NaOH and water leaching process were......
