共搜索到25758条信息，每页显示10条信息，共2576页。用时：0小时0分0秒396毫秒
Ultrasonication solid state chemical reaction synthesis and characterization of nanocrystalline Zn(Oxin)2?2H2O (zinc 8-quinolinolate) LI Dao-hua(李道华) Department of Chemistry and Life Science... 8-quinolinolate) was synthesized by solid state chemical reaction. The particle size distribution was relatively uniform, the morphology of the mare was ball like particle. The phase, particle size......
......
. The experimental results show that the chemical state of lanthanum changes during heating. It was proved, for the first time, that reacted metallic lanthanum appears at the surface of this kind of material at high temperature. Key words:chemical state; lanthanum; La2O3-Mo; cathode; rare earths; [全文内容正在添加中] ......
Solid state interfacial reactions in electrodeposited Cu/Sn couples TANG Wen-ming(汤文明)1, HE An-qiang2, LIU Qi2, D. G. IVEY2 1. School of Materials Science and Engineering, Hefei University of Technology, Hefei 230009, China; 2. Department of Chemical and Materials Engineering, University of Alberta, Edmonton, Alberta, T6G 2G6, Canada Received 24 October 2008; accepted 8 August 2009 ......
Densification mechanism of chemical vapor infiltration technology for carbon/carbon composites CHEN Jian-xun(陈建勋), XIONG Xiang(熊 翔), HUANG Qi-zhong(黄启忠), YI Mao-zhong(易茂中), HUANG Bai-yun(黄伯云) State Key Laboratory of Powder Metallurgy, Central South University, Changsha 410083, China Received 3 November 2006; accepted 16 January 2007 ......
Chemical Bond Analysis of Single Crystal Growth of Magnesium Oxide Xue Dongfeng1,Zhang Xu1 (1.State Key Laboratory of Fine Chemicals, Department of Materials Science and Chemical Engineering, School of Chemical Engineering, Dalian University of Technology, Dalian 116012, China) Abstract:Starting from the crystallographic structure of magnesium oxide (MgO), both the chemical bond model......
Rapid chemical vapor infiltration of C/C composites ZHANG Ming-yu(张明瑜)1, 2, WANG Li-ping(王丽平)3, HUANG Qi-zhong(黄启忠)2, CHAI Li-yuan(柴立元)1 1. School of Metallurgical Science and Engineering, Central South University, Changsha 410083, China; 2. State Key Laboratory of Powder Metallurgy, Central South University, Changsha 410083, China; 3. Department of Biological Engineering......
Effects of Elemental Chemical State in NiFe2O4@TiO2 on the Photocatalytic Performance饶瑞1,ZHANG Xian1,SUN Xiao1,WANG Min1,马永青1,21. Anhui Key Laboratory of Information Materials and Devices, School of Physics and Materials Science, Anhui University2. Institute of Physical Science and Information Technology, Anhui University摘 要:The elemental chemical state......
impregnation, chemical vapor deposition method[7], precipitation and sol-gel techniques[8-9]. These methods all require the core material to be suspended in solvent(e.g. water). Coating by solid state reaction... and kinetic analysis of alumina coating The solid state reactions at room temperature are always ignored. Similar to the chemical reaction in solution, the chemical reaction in solid must satisfy......
(M=Y, In) and BaCe0.9Y0.1O3-δ were prepared through the conventional solid state reaction route. The chemical stability was investigated in hydrogen, carbon dioxide, and boiling water. Crystalline...Chemical stability of doped BaCeO3-BaZrO3 solid solutions in different atmospheres WANG Ling1,L2,GUO Hongxia1,LI Yuehua1,DAI Lei1,FAN Lihua1 (1.College of Chemical Engineering and Biotechnology......
