材料期刊网

New Solution to Surface Temperature of Casting Slab Measurement Based on Preceded Reflector and Multi-Wavelength

LIU Jun , MA Jiao-cheng , YANG Feng , XIAO Hui , RAO Li-min

钢铁研究学报(英文版)

The surface temperature of casting slab is an important parameter in the metallurgy field. Because the surface emissivity is uncertain and also unknown, it is difficult to measure the slab surface temperature accurately. A method based on preceded reflector and multi-wavelength was put forward to de...

关键词: casting slab , emissivity , surface temperature , preceded reflector , multi-wavelength

THEREVERSSE TRANSFOR MATION OF THE STERSS INDUCEDεMIN FE 17MN 10CR 5SI 4NIALLOY

Q.S. Liu1 , 2 , 3) , L.C. Zhao3) , G.X. Dong2) and N.J. Gu1) 1) Heibei University of Technology , Tianjin 300130 , China 2) Tianjin Institute of Technology , Tianjin 300191 , China 3) Harbin University of Technology , Harbin 150001 , China

金属学报(英文版)

Theconstruction changinginthereversetransformation ofthestress induced εMin Fe 17 Mn 10 Cr 5 Si 4 Ni alloy is carefully inspected in transmission electron microscope, and then stress induced εM procedure of reverse transformation is analyzed. The behavior of r...

关键词: stress induced εM , null , null

[C16min]Br修饰的多壁碳纳米管及其与低密度聚乙烯复合材料的制备及介电性能

徐佩 , 卢旭鑫 , 汪传斌 , 杨善中 , 孙晓红 , 丁运生

高分子材料科学与工程

为改善多壁碳纳米管(MWNT)在低密度聚乙烯(LDPE)中的分散性及复合材料的界面特性,采用溴化-1-十六烷基-3-甲基咪唑基离子液体([C16min]Br)对MWNT进行表面改性,并用Raman光谱对改性效果进行了表征.将经过修饰的碳纳...

关键词: 咪唑基离子液体 , 碳纳米管 , 低密度聚乙烯 , 介电性能

原位析出Li3Bi对Li-Mg-N-H体系放氢动力学性能的影响

米菁 , 郝雷 , 刘晓鹏 , 杜淼 , 蒋利军 , 王树茂

金属功能材料 doi:10.13228/j.boyuan.issn1005-8192.2015053

基于对Li-Mg N-H体系放氢动力学机理的研究发现,其放氢过程的速率控制步骤是Li+、H+或H-的扩散.在实验中,原位析出的L...

关键词: 储氢材料 , Li-Mg-N-H Li3Bi , 放氢

热电池阳极Li-B合金放电前后的微观特征

刘志坚 , 段伟 , 黄英华 , 李志友 , 曲选辉

功能材料

使用扫描电子显微境对放电前后的Li-B合金的微观特征进行了观察,对影响Li-B合金放电稳定性的主要因素进行了分析.结果表明,轧制后的

关键词: 热电池 , Li-B合金 , 阳极

ON SPINODAL BOUNDARIES OF Al-Li ALLOYS

WEI Yinghui , WANG Xiaotian (School of Materials Scince and Engineering , Xi'an Jiaotong University , Xi'an 710049 , China Manuscript received 10 Mareh , 1994)

金属学报(英文版)

The spinodal decomposition can occur in Al-Li alloys containing 5.8-14.2 at.% Li at room temperature. The modutated structure wavelength is approximately 3.1 nm for com mercial Al-LI alloys. The limit compos...

关键词: : Al-Li alloy , null , null

大爆炸核合成相关的8Li(d, p)9Li反应截面测量

李志宏 , 柳卫平 , 白希祥 , 郭冰 , 连钢 , 颜胜权 , 王宝祥 , 陆昀 , 曾晟 , 苏俊

原子核物理评论 doi:10.3969/j.issn.1007-4627.2005.01.006

利用8Li次级束测量了质心系能量7.8 MeV 2H(8Li, 9Li)1H反应的角分布, 导出了8

关键词: 8Li(d,p)9Li反应 , 角分布 , 天体物理S因子 , 渐近归一化系数

真空硅热法制备Mg-Li合金

郑笑芳 , 彭晓东 , 李俊辰 , 魏群义

稀有金属材料与工程

对真空硅热法制备Mg-Li合金进行实验研究,采用X射线衍射仪对产物和残渣进行物相分析,利用扫描电子显微镜观察产物的冷凝形貌.XRD分析表明,产物的主要成分为Mg,反应的主渣相为Ca2SiO4.SEM分析表明,产物微观上相继呈片状、短棒状和...

关键词: 硅热法 , 镁锂合金 , 真空

CRYSTAL STRUCTURE OF γ-Li_xFe_2O_3 WITH ELECTROCHEMICAL INSERTION OF Li

HUANG Jianshun CHEN Junming Shanghai Institute of Metallurgy , Academia Sinica , Shanghai , China Research Associate , Shanghai Institute of Metallurgy , Academia Sinica , Shanghai 200050 , China

金属学报(英文版)

Crystal structure of γ-Li_xFe_2O_3,inserted Li electrochemically,was studied by Moss- bauer spectroscopy together with X-ray diffraction,XPS and electrochemical method,On the insertion of Li at low current d...

关键词: null , null , null

INFLUENCE OF RETROGRESSION AND REAGING ON MICROSTRUCTURE AND PROPERTIES OF 8090 AL-LI ALLOY

Materials Science and Technology

An investigation was made into the influence of a retrogression and reaging treatment on the microstructure, tensile properties, and stress corrosion cracking resistance of 8090 Al-Li alloy. The results show that retrogression of the material at 230-degrees-C for 40

关键词: corrosion cracking behavior;aluminum-lithium alloys;7075 aluminum;strength