共搜索到23570条信息，每页显示10条信息，共2357页。用时：0小时0分0秒897毫秒
atoms. Key words:intermetallics; copper; bismuth; rare earths; [全文内容正在添加中] ...Syntheses and Crystal Structure Characterizations of New Rare Earth Copper Bismuth Compounds RE CuBi2(RE＝La,Gd and Dy) 赵景泰1,鲁玉明1,杨昕昕1,陈昊鸿1 (1.State Key Laboratory of High Performance Ceramics......
Effect of Rare Earths on Fractionation and Transformation of Soil Available Nitrogen 丁士明1,梁涛1,张朝生2,孙琴3,张自立4 (1.Institute of Geographic Sciences and Natural Resources Research, Chinese Academy... Reuse, School of the Environment, Nanjing 210093, China;4.Department of Soil & Agrichemistry, Anhui Agricultural University, Hefei 230036, China) Abstract:The effect of rare earths (RE) on fractionation......
Effect of Rare Earths on Hot Cracking Resistant Property of Mg-Al Alloys Guo Xutao1,Zeng Daben1,Zheng Weichao2,Tang Bin3,Li Shuangshou2 (1.Department of Mechanical Engineering;2.Fundamental Industry Training Center;3.Department of Engineering Mechanics, Tsinghua University, Beijing 100084, China) Abstract:The effect of rare earths (RE) ranging from 0.1% to 1.2%(mass fraction) on hot cracking......
Mechanism of Action of Rare Earths in High Effective Fe Powder Welding Rods Li Jianguo1,Liu Yan1,Han Yongquan1,Huang Lihong1,Yao Qinghu1 (1.College of Materials Science and Engineering, Inner... with rare earths. The results of impact experiment at low temperatures and SEM analysis on impact break showed that the grain was refined, the welding joint was cleaned, and the mechanical properties......
Effects of Rare Earths and Its Complex with Extract from Seaweed (Laminaria japonica) on Growth and Immunization of Penaeid Shrimp (Penaeus vannamei) Zhou Xiaoling1,Wang Dongfeng1,Qi Hongtao1,Sun Jipeng1,Sun Liping1,Luo Yi1 (1.College of Life Sciences and Technology, Ocean University of China, Qingdao 266003, China) Abstract:The effects of rare earths (RE) and its complex with extract from......
Preparation and Thermal Stability of Phosphate System Protection Glasses Doped with Rare Earths Meng Xianfeng1,Zhang Qitu2,Lu Chunhua2,Xu Zhongzi2 (1.School of Material Science and Engineering... words:phosphate glasses; Sm2O3; glasses forming region; thermal stability; rare earths; [全文内容正在添加中] ......
University, Lanzhou 730000, China) Abstract:Four new complexes of rare earths with a triaza-crown ether (L) derived from N3O2-macro cycle 1,12,15-triaza-3, 4: 9,10-dibenzo-5, 8-dioxacycloheptadecane were.... Key words:inorganic chemistry; aza-crown ether derivative; rare earths nitrate; fluorescence; rare earth; [全文内容正在添加中] ......
HEAT TREATMENT STRENGTHENING EFFECTS OF RARE EARTHS ON Mg-9Al ALLOY Y.S.Wang1,W.J.Ding2,Q.D.Wang2,J.Z.Yu1 (1.Shanghai Cosmopolitan Automobile Accessory Co. LTD, Shanghai 200083, China;2.School...%), respectively. Influence of rare earths (RE) on microstructureand strength in both T4 (solute heat treatment) and T6 (solute heat treatment andartificial ageing treatment) were investigated......
, Harbin 150001, China) Abstract:The cubic sodium tungsten bronzes, NaxWO3(x=0.854 and 0.814)were prepared by rare earths gaseous permeation method. Structural analysis was carried out by Rietveld... it. Key words:sodium tungsten bronze; rare earths gaseous permeation; structural analysis; conductivity; rare earths; [全文内容正在添加中] ......
to achieve energy conservation and prevent environmental pollution. Key words:ceramic; far infrared rays; fuel; activation; environmental pollution; rare earths; [全文内容正在添加中] ...Effect of Rare Earth on Fuel Activation of Far Infrared Ceramic Xu Gangke1,Meng Junping1,LIANG Jinsheng1,LIANG Guangchuan1,Wang Lijuan1 (1.Institute of Power Source and Ecomaterials Science, Hebei......
