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30篇 您的检索式:作者名="ZOU Guangtian"
    题名 作者 年代 出处 被引量
1Preparation and characterization of dense lanthanum-doped bismuth titanate ceramics显示文摘In this work, we present an effective way to increase the density of lanthanum-doped bismuth titanate ceramics (Bi4?xLaxTi3O12; BLT). Dense BLT ceramics with formula Bi4?xLaxTi3O12 (when x = 0.25, 0.5, 0.75, 1.0) are prepared by using nanocrystalline powders fabricated by the sol-gel method and high-pressure technique. The thermal decomposition and phase transformation process of the gel precursors are studied by using DTA, infrared spectroscopy (IRS) and X-ray diffraction (XRD). The microstructures of BLT ceramics are investigated by using transmission electron microscopy (TEM) and scanning electron microscopy (SEM). The experimental results indicate that the phase compositions of all samples with various La substitutes at 900°C possess the layer-structure of Bi4Ti3O12 (BTO). The green pellets are pressed under 2.5, 3.0, 3.5 and 4.0 GPa, separately. It is found that the density of BLT ceramics is significantly increased due to the decreasing of porosity in the green compacts by the high-pressure process. The samples are sintered at temperatures between 900 and 1100°C and it is found that the optimum sintering temperature is 1100°C. Dense BLT ceramics with 90% of their theoretic density have been achieved from the sample prepared at a sintering temperature of 1100°C for 1.5 h.LIN Xue GUAN QingFeng LI HaiBo LIU Yang ZOU GuangTian 2012Science China(Physics,Mechanics & Astronomy)2012,55,1:2
2Structural Development Sequence for Uniform Prismatical β-FeOOH Single Crystals显示文摘Shihai Kan San Yu Dongmei Li Xintong Zhang Liangzhi Xiao Guangtian Zou Tiejin Li 1996Journal of Colloid And Interface Science1996,,1:1
3Preparation and characterization of hollow glass microspheres/ZnO composites显示文摘Yongming Sui Haibin Yang Wuyou Fu Jing Xu Lianxia Chang Hongyang Zhu Qingjiang Yu Minghui Li Guangtian Zou 2008Journal of Alloys and Compounds2008,,1:1
4Preparation, infrared spectroscopy, and phase stability of nanosized iron silicide powders显示文摘Jinshan Lu Haibin Yang Bingbing Liu Guangtian Zou 1999Materials Research Bulletin1999,,12:1
5Synthesis and characterization of hollow glass microspheres coated by SnO 2 nanoparticles显示文摘Jing Xu Haibin Yang Qingjiang Yu Lianxia Chang Xiaofen Pang Xiang Li Hongyang Zhu Minghui Li Guangtian Zou 2006Materials Letters2006,,6:1
6Direct Deposition of Polycrystalline Diamond Films on the Si(100) Mirror Surface by Hot Filament Chemical Vapor Deposition显示文摘High quality diamond films have been deposited on Si(100) mirror surface without using any surface pretreatment such as abrasive diamond scratching,diamond-like carbon predeposition or oil treatment.The experiments are carried out in the hot filament chemical vapour deposition system by using the mixture of methane,hydrogen and oxygen.The films show the well-defined facets and are confirmed by Raman spectroscopy and scanning electron microscopy to be high quality diamond films.In this deposition process,higher substrate temperature,high filament temperature and oxygen addition play the important roles in diamond nucleation on the mirror-smooth Si(100) surface.GAO Chunxiao ZOU Guangtian JIN Zengsun 1994Chinese Physics Letters1994,11,5:1
7Preparation and characterization of nanocrystalline powders of Cu-Zn alloy by wire electrical explosion method显示文摘Wang Qun Yang Haibin Shi Jianlin Zou Guangtian 2001Materials Science and Engineering2001,307,:1
8Preparation of High Quality Boron Doped p-type Semiconducting Diamond Films and Investigation of Doping Behavior显示文摘Yu San Zou Guangtian Jin Zengsun 1993Chinese Journal of Semiconductors1993,,14:1
9Synthesis and characterization of TiO 2 nanotubes for humidity sensing显示文摘Yanyan Zhang Wuyou Fu Haibin Yang Qi Qi Yi Zeng Tong Zhang Ruixia Ge Guangtian Zou 2008Applied Surface Science2008,,17:1
10Decoration of C_(60) nanorods with nickel and their magnetic properties显示文摘We studied the coating of C60 nanorods with nickel by electroless plating method and investigated their magnetic properties. The morphology and structure of the nickel layer coated on C60 nanorods were characterized by transmission electron microscopy (TEM), energy-dispersive X-ray spectroscopy (EDX), X-ray diffraction (XRD) and Raman spectroscopy. The coated nickel is in the form of nano-sized crystals and becomes a continuous layer as reaction time increases. The hysteresis loop shows a super paramagnetic characteristic similar to that of nanometer-sized nickel particle. These results suggest that the average size of nickel particles on C60 rods is below 10 nm. Our study has shown that electroless plating is an efficient and simple method for coating C60 nanorods with nickel.CHEN Ao LIU BingBing HOU YuanYuan WEN GeHui LIU DeDi LU ShuangChen LI ZePeng LI XiangLin ZOU YongGang ZOU Bo LI DongMei CUI Tian ZOU GuangTian 2009Chinese Science Bulletin2009,54,14:1
11Synthesis and thermal properties of ultrafine powders of iron group metals显示文摘Jinshan Lu Haibin Yang San Yu Guangtian Zou 1996Materials Chemistry and Physics1996,,45:1
12Preparation and magnetic properties of magnetite nanoparticles by sol–gel method显示文摘Jing Xu Haibin Yang Wuyou Fu Kai Du Yongming Sui Jiuju Chen Yi Zeng Minghui Li Guangtian Zou 2006Journal of Magnetism and Magnetic Materials2006,,2:1
13High pressure-temperature Brillouin study of liquid water:Evidence of the structureal transition from low-density water to high density water显示文摘 Qiliang Cui Zhi He Tian Cui Jian Zhang Qiang Zhou Guangtian Zou 2005The Journal of Chemical Physics2005,123,17:1
14Pressure-Induced Structural Transitions of the Zinc Sulfide Nano-particles with Different Sizes显示文摘有 10 nm 和 5 nm 的平均尺寸的 ZnS nano粒子被制作bysol胶化方法,和他们的导致压力的阶段转变被精力在原处在一个 diamondanvil 房间检验从周围的压力的散X光检查衍射( EDXD )到 35.0 GPa.From theobtained interplanar 间距数据,体积压缩比率在 differentpressures 被导出,然后体积模量和它的压力衍生物被适合到 theMurnaghan equation.It 获得两个都被发现那 ZnSYuewu PAN Jie YU Zhan HU Hongdong LI Qiliang CUI Guangtian ZOU 2007Journal of Materials Science & Technology2007,23,2:1
15An investigation on the pressure-induced phase transition of nanocrystal ZnS显示文摘 Qu Shenchun Cui Qiliang Zhang Weiwei Liu Xiezhe Liu Bingbing Gao Chunxiao Zou Guangtian 2002Journal of Physics: Condensed Matter2002,14,:1
16Effect of the compressive stress for the growth of cubic-BN film显示文摘Zhao Yongnian Zou Guangtian He Zhi 1998Chin Phys Lett1998,15,8:1
17Anatase TiO 2 nanolayer coating on cobalt ferrite nanoparticles for magnetic photocatalyst显示文摘Wuyou Fu Haibin Yang Minghua Li Minghui Li Nan Yang Guangtian Zou 2005Materials Letters2005,,27:1
18The deposition of diamond film with high thermal conductivity显示文摘Changzhi Gu Zengsun Jin Xianyi Lu Guangtian Zou Jifa Zhang Rongchuan Fang 1997Thin Solid Films1997,,:1
19Porous Organic Polymer Nanoparticles for Sensing of Unsaturated Hydrocarbons显示文摘LIU Zhi XU Feifan ZHAO Zhijie HE Yuhua ZHANG Hongxing ZOU Guangtian LI Yangxue 2018Chemical Research in Chinese Universities2018,34,6:0
20Diamond Nuclei on the Silicon Mirror Surface by Direct-Current Glow Discharge Chemical Vapor Deposition显示文摘A new method is proposed for generation of high density diamond nuclei in the dc glow discharge chemical vapor deposition.Application of dc negative valtage together with high methane content has been found to generate diamond nuclei as high as 10^(10)/cm^(2) on mirror-polished Si wafer.It has been indicated that carbon over-saturation,negative voltage and hydrogen play an important role in this new pretreatment process.GAO Chunxiao ZOU Guangtian JIN Zengsun 1994Chinese Physics Letters1994,11,3:0
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