共搜索到17251条信息,每页显示10条信息,共1726页。用时:0小时0分0秒358毫秒
of the related equipments. But it is very difficult to understand the origin of aging effect in ferroelectrics because these materials possess different defects and exhibit various aging behavior. The reverse...Aging Effect on Lanthanum Doped Ferroelectric Lead Titanate Ceramics Jin Xueqin1,Zhu Yudan1,Zhu Jie1,Sun Dazhi1 (1.Department of Chemistry, Shanghai Normal University, Shanghai 200234, China......
, 2003, 57: 4058-4063. [4] WU Gao-hui, YU Zhi-qiang, SUN Dong-li, ZHANG Hui. Rare-earth modification of sub-micron Al2O3 particle surface and its effect on the aging behavior of 6061Al composite[J]. Acta Metallurgica Sinica, 2003, 39(8): 870-874. [5] Zheng M Y, Wu K, Kamado S, Kojima y. Aging behavior of squeeze cast SiC/AZ91 magnesium matrix composite[J]. Materials Science and Engineering A, 2003......
Effect of moisture on the aging behavior of asphalt binderEnad Mahmoud1,Emil Garibaldy21. Civil Engineering and Construction,Bradley University2. Department of Civil and Environmental Engineering,University of Wisconsin-Madison摘 要:The moisture aging effect and mechanism of asphalt binder during the in-service life of pavement were investigated......
Aging Precipitation Behavior and Mechanical Properties of Inconel 617 SuperalloyYan GUO,Bohan WANG,Shufang HOUMaterials Department, Xi’an Thermal Power Research Institute Co.Ltd.摘 要:Aging precipitation behavior and mechanical properties of Inconel 617 superalloy aged at 760 ℃ for up to 10000 h were investigated. The results showed that the precipitates......
Study on Aging Kinetics of CuNiSi Alloy ZHAO Dong-mei1,LEI Jing-guo1,LIU Ping1,JING Xiao-tian2 (1.School of Materials Science and Engineering, Henan University of Science & Technology,Luoyang 471003, China;2.School of Materials Science and Engineering,, Xi'an University of Technology, Xi'an 710048, China) 摘要:Precipitation behavior of the early aging stage and the transformation kinetics were......
Aging behavior of a copper-bearing high-strength low-carbon steelBabak Shahriari,Reza Vafaei,Ehsan Mohammad Sharifi,Khosro FarmaneshDepartment of Materials Engineering, Malek Ashtar University of Technology摘 要:The effects of aging temperature and time on the hardness and impact toughness of a copper-bearing high-strength low-carbon steel were......
Effects of electric field treatment on microstructures ofGH4199 superalloy after long-term aging LIU Yang(刘 杨)1, WANG Lei(王 磊)1, WANG Shuai(王 帅)1,QIAO Xue-ying(乔雪璎)2, WANG Yan-qing(王延庆)2 1. Key... Received 28 July 2006; accepted 15 September 2006 Abstract: The effects of electric field intensity and treatment temperature on the microstructures of GH4199 superalloy after long-term aging were......
The Aging Behavior of Polyurethane Adhesive in Medium倪晓雪University of Science and Technology BeijingWuhan Research Institute of Materials Protection摘 要:The aging behavior of polyurethane adhesive in medium was investigated and compared by means of scanning electronic microscopy(SEM), infrared spectroscopy(IR), interface analysis and shearing strength......
J. Cent. South Univ. (2018) 25: 2299-2308 DOI: https://doi.org/10.1007/s11771-018-3914-5 Effects of cathodic polarization on SCC behavior of AA7003 under various aging treatments QI Xing(祁星)1, 2, 3... polarization on corrosion behavior of AA7003 under three kinds of aging treatments (including peak aging (PA), double peak aging (DPA) and regression re-aging (RRA)) was studied in 3.5 wt% sodium chloride......
J. Cent. South Univ. Technol. (2010) 17: 715-719 DOI: 10.1007/s11771-010-0545-x Effects of aging parameters on hardness and electrical conductivity of Cu-Cr-Sn-Zn alloy by artificial neural network... of Cu-Cr-Sn-Zn alloy, a model of aging processes via an artificial neural network (ANN) method to map the non-linear relationship between parameters of aging process and the hardness and electrical......