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浏览/检索结果: 共82条，第1-10条 帮助 限定条件 发表日期：2019    专题：兰州理工大学    第一署名单位    第一作者单位    通讯作者单位     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Influence of extraction fume by environmental welding torch on low current CO2 gas shielded arc welding 期刊论文 Hanjie Xuebao/Transactions of the China Welding Institution, 2019, 卷号: 40, 期号: 12, 页码: 68-72 作者:  Huang, Yong;  Zhang, Jiajie;  Ran, Xiaolong;  Mao, Yu 收藏  |  浏览/下载：2/0  |  提交时间：2020/11/14 Carbon dioxide  Drops  Extraction  Gas metal arc welding  Tensile strength  Welds  X ray radiography  Droplet transfer  Radiographic inspection  Weld formation  Weld quality  Welding defects  Welding fumes  Welding process  Welding torch   A limited-memory block bi-diagonal Toeplitz preconditioner for block lower triangular Toeplitz system from time–space fractional diffusion equation 期刊论文 Journal of Computational and Applied Mathematics, 2019, 卷号: 362, 页码: 99-115 作者:  Zhao, Yong-Liang;  Zhu, Pei-Yong;  Gu, Xian-Ming;  Zhao, Xi-Le;  Cao, Jianxiong 收藏  |  浏览/下载：5/0  |  提交时间：2020/11/14 Gradient methods  Linear systems  Matrix algebra  Partial differential equations  Circulant preconditioner  Fractional differential equations  Krylov subspace method  Toeplitz matrices  WSGD   A limited-memory block bi-diagonal Toeplitz preconditioner for block lower triangular Toeplitz system from time-space fractional diffusion equation 期刊论文 JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, 2019, 卷号: 362, 页码: 99-115 作者:  Zhao, Yong-Liang;  Zhu, Pei-Yong;  Gu, Xian-Ming;  Zhao, Xi-Le;  Cao, Jianxiong 收藏  |  浏览/下载：11/0  |  提交时间：2019/11/15 Block triangular lower Toeplitz matrix  Skew-circulant preconditioner  Krylov subspace methods  Fractional differential equations  WSGD  L2-1(sigma) formula   The effects of substrate dilution on the microstructure and wear resistance of PTA Cu-Al-Fe aluminium bronze coatings 期刊论文 Wear, 2019, 卷号: 440-441 作者:  Kucita, P.;  Wang, S.C.;  Li, W.S.;  Cook, R.B.;  Starink, M.J. 收藏  |  浏览/下载：18/0  |  提交时间：2020/11/14 Aluminum alloys  Aluminum coatings  Binary alloys  Bronze  Diffusion coatings  Dilution  Hard facing  Martensite  Microstructure  Piles  Plasma torches  Plasma welding  Precious metal alloys  Ternary alloys  Wear of materials  Wear resistance  Bronze coating  Deposition current  High wear resistance  Medium carbon steel substrate  Plasma transferred arc  Sliding properties  Sliding wear  Wear characteristics   Effect of heat treatment on interface behavior of martensite/austenite multilayered composites by accumulative hot roll bonding 期刊论文 COMPOSITE INTERFACES, 2019, 卷号: 26, 期号: 12, 页码: 1069-1085 作者:  Cao, Rui;  Ding, Yun;  Yan, Yingjie;  Zhang, Xiaobo;  Chen, Jianhong 收藏  |  浏览/下载：12/0  |  提交时间：2019/11/15 MLS composite plates  accumulative hot roll bonding  heat treatment  interface behavior  bonding mechanism   Porous carbon framework derived from N-rich hypercrosslinked polymer as the efficient metal-free electrocatalyst for oxygen reduction reaction 期刊论文 JOURNAL OF COLLOID AND INTERFACE SCIENCE, 2019, 卷号: 557, 页码: 664-672 作者:  Yang, Zifeng;  Han, Jingxin;  Jiao, Rui;  Sun, Hanxue;  Zhu, Zhaoqi 收藏  |  浏览/下载：2/0  |  提交时间：2020/06/02 Metal-free catalyst  Oxygen reduction reaction  Hypercrosslinked polymer  Porous carbon framework  N-rich   The effects of Ni addition on microstructure evolution and mechanical properties of solder joints undergoing solid-liquid electromigration 期刊论文 MATERIALS LETTERS, 2019, 卷号: 256 作者:  Qiu, Hongyu;  Hu, Xiaowu;  Jiang, Xiongxin;  Li, Qinglin 收藏  |  浏览/下载：14/0  |  提交时间：2019/11/15 Grain orientation  Electromigration  Intermetallic compounds  Diffusion   Design of Lamellar Mo2C Nanosheets Assembled by Mo2C Nanoparticles as an Anode Material toward Excellent Sodium-Ion Capacitors 期刊论文 ACS Sustainable Chemistry and Engineering, 2019, 卷号: 7, 期号: 22, 页码: 18375-18383 作者:  Li, Jun;  Yang, Qing-Qing;  Hu, Yu-Xia;  Liu, Mao-Cheng;  Lu, Chun 收藏  |  浏览/下载：16/0  |  提交时间：2020/11/14 Activated carbon  Anodes  Charge transfer  Lamellar structures  Metal ions  Nanoparticles  Nanosheets  Synthesis (chemical)  Charge transfer kinetics  Commercial activated carbons  Cycling stability  Electrochemical capacitor  Hydrolysis methods  Nanoparticle (NPs)  Rate capabilities  Sodium ions   Progress in Supercooling and Suppression Methods of Phase Change Materials 期刊论文 Cailiao Daobao/Materials Reports, 2019, 卷号: 33, 期号: 11, 页码: 3613-3619 作者:  Zhang, Zhengfei;  Qin, Ziyi;  Li, Yong;  Wang, Yi 收藏  |  浏览/下载：2/0  |  提交时间：2020/11/14 Additives  Crystallization  Diffusion in liquids  Energy utilization  Environmental regulations  Fluidization  Growth rate  Heat storage  Nanoparticles  Nucleation  Phase separation  Polypropylenes  Supercooling  Ultrasonic effects  Ultrasonic waves  Vibrations (mechanical)  Capsulation  Functional fluids  Nucleation theory  Supercooling degrees  Ultrasonic vibration   The Truncation Regularization Method for Identifying the Initial Value on Non-Homogeneous Time-Fractional Diffusion-Wave Equations 期刊论文 MATHEMATICS, 2019, 卷号: 7, 期号: 11 作者:  Yang, Fan;  Pu, Qu;  Li, Xiao-Xiao;  Li, Dun-Gang 收藏  |  浏览/下载：9/0  |  提交时间：2020/06/02 time-fractional wave-diffusion equation  identify initial value  truncation regularization method  ill-posed problem