共搜索到29664条信息,每页显示10条信息,共2967页。用时:0小时0分0秒548毫秒
Superelasticity and Tunable Thermal Expansion across a Wide Temperature RangeY.L.Hao1,H.L.Wang1,T.Li2,3,J.M.Cairney2,3,A.V.Ceguerra2,3,Y.D.Wang4,Y.Wang5,6,D.Wang5,E.G.Obbard7,S.J.Li1,R.Yang11..., and energy conversion, but are limited typically in a narrow temperature range of tens of Kelvin. Here we report that, by creating a nano-scale concentration modulation via phase separation, the MT......
J. Cent. South Univ. (2018) 25: 1701-1707 DOI: https://doi.org/10.1007/s11771-018-3861-1 Breakdown mechanism of CF4 and N2 binary gas in refrigeration temperature range LI Wei-guo(李卫国), HOU Meng-xi... Press and Springer-Verlag GmbH Germany, part of Springer Nature 2018 Abstract: The mechanism of gas discharge in refrigeration temperature range is still not clear. N2, CF4, 20% CF4+N2 and 50%CF4+50%N2......
Exploiting ultra-large linear elasticity over a wide temperature range in nanocrystalline NiTi alloyZhen Sun1,Shijie Hao1,2,Genfa Kang1,Yang Ren3,Junpeng Liu4,Ying Yang1,Xiangguang Kong1,Bo... a narrow operating temperature ra nge.Developing the bulk metallic materials with ultra-large linear elasticity over a wide tempe rature range has proven to be difficult.In this work,a material......
Wide speed range for traction motor in braking force of electric braking control systemYoung-Choon Kim1, 2, Moon-Taek Cho1, 2(1. Division of Mechanical and Automotive Engineering, College... brake torque at vehicle stop.Key words:wide speed range; electric braking control; traction motor......
Trans. Nonferrous Met. Soc. China 25(2015) 2260-2265 Mixed salts for lithium iron phosphate-based batteries operated at wide temperature range Zhi-an ZHANG, Xing-xing ZHAO, Bo PENG, Yan-qing LAI, Zhi... for LiFePO4-based batteries operated at a wide temperature range, mixed salts of LiBF4-LiBOB (lithium bis(oxalato)borate) and LiTFSI (lithium bis(trifluoromethanesulfonyl)imide)-LiBOB were investigated......
Deformation Behavior of the Zr53.5Cu26.5Ni5Al12Ag3 Bulk Metallic Glass Over a Wide Range of Strain Rate and TemperaturesGuangcai Ma1,Zhengwang Zhu1,Haifeng Zhang11. Shenyang National Laboratory...(BMG) over a broad range of temperatures(room temperature to its supercooled liquid region) and strain rates(10-4to 10-1s-1) were established in uniaxial compression using a thermal-mechanical......
J. Cent. South Univ. (2017) 24: 609-624 DOI: 10.1007/s11771-017-3462-4 Distribution characteristics and impact on pump’s efficiency of hydro-mechanical losses of axial piston pump over wide... losses over wide operating ranges. A good agreement is found in the comparisons between simulation and experimental results. At rated speed, the hydro-mechanical losses take a proportion ranging from 87......
宽温域硅橡胶阻尼材料的研究进展 程青民1,罗世凯1,丁国芳3 (1.中国工程物理研究院化工材料研究所,绵阳621900;2.西南科技大学材料学院,绵阳621010;3.中国工程物理研究院化工材料研究所,绵阳,621900) 摘要:讲述了硅橡胶阻尼材料的阻尼作用机理和阻尼性能的影响因素,重点介绍了添加填料,共聚改性,共混改性,互穿网络技术(IPN)和发泡技术等对硅橡胶阻尼性能的影响及其国内外研究现状,展望了硅橡胶阻尼材料的应用前景. 关键词:硅橡胶; 宽温域; 阻尼材料; silicone rubber; wide temperature range; damping materials; [全文内容正在添加中] ......
J. Cent. South Univ. (2017) 24: 861-865 DOI: 10.1007/s11771-017-3488-7 Breakdown characteristics of CF4 and CF4/N2 hybrid gas in refrigeration temperature range HOU Meng-xi(侯孟希)1, LI Wei-guo(李卫国)1... temperature range (153-243 K), especially in extremely cold regions. To solve this problem, this essay uses cubic equation combined with two-parameter model in theorem of corresponding states......
Model on medium range order in liquid Al-Fe alloys QIN Jing-yu(秦敬玉), QIN Xu-bo(秦绪波), WANG Wei-min(王伟民), BIAN Xiu-fang(边秀房) (Key Laboratory of Liquid Structure and Heredity of Materials, Ministry..., but change in the interatomic distance can be neglected for the study of the medium range order(MRO). In order to model the MRO, it is not possible to get enough information based on the pair......