Zobrazeno 1 - 10
of 145
pro vyhledávání: '"Long Zhang"'
Autor:
Liang Deng, Long Zhang, Gang Wang, Simon Pauly, Lothar Wondraczek, Dongdong Gu, Konrad Kosiba, René Limbach, Uta Kühn
Publikováno v:
Journal of Materials Science & Technology. 81:139-150
Monolithic bulk metallic glass and glass matrix composites with a relative density above 98 % were produced by processing Cu46Zr46Al8 (at.%) via selective laser melting (SLM). Their microstructures and mechanical properties were systematically examin
Autor:
Huameng Fu, Haifeng Zhang, Aimin Wang, Hongwei Zhang, Long Zhang, Zhu Zhengwang, Zhengkun Li, Jingyu Pang, Hong Li
Publikováno v:
Journal of Materials Science & Technology. 78:74-80
Body-centered cubic (BCC) multi-principal element alloys (MPEAs) have intrinsic high strength but poor ductility, which greatly limits their potential applications. Here we present the boron-doping strategy to enhance the strength and ductility of Ti
Publikováno v:
Ceramics International. 47:18150-18156
To improve the reliability, especially the toughness, of the reaction bonded silicon carbide (RBSC) ceramics, silicon carbide whiskers coated with pyrolytic carbon layer (PyC-SiCw) by chemical vapor deposition (CVD) were introduced into the RBSC cera
Publikováno v:
Journal of Materials Science & Technology. 70:168-175
Solution-synthesis method is attractive for solid electrolytes because it is a facile and scalable process to be used to permeate electrodes and to construct a thin electrolyte coating layer on active materials. In this work, we report Cl-doped Na3Sb
Autor:
Nan-Long Zhang, Zhao Zhang, Qiang Zhi, Shan Zhao, Deng Yuchen, Bo Wang, Jianfeng Yang, Hou Baoqiang
Publikováno v:
Ceramics International. 47:8113-8122
Si3N4 ceramic with ultrafine fibrous grains are expected to exhibit remarkable mechanical properties. In this work, highly porous Si3N4 ceramic monoliths composed of ultrafine fibrous grains were developed via a novel vapor-solid carbothermal reducti
Autor:
Dengke Shen, Charlotte L. Stern, Xiaopeng Li, Bo Song, George C. Schatz, Huang Wu, Tianyu Jiao, Yi Shi, Wenqi Liu, Long Zhang, Kang Cai, Hao Li, Hongliang Chen, Leighton O. Jones, Yang Jiao, Yunyan Qiu, J. Fraser Stoddart, Yu Wang, Suneal Vemuri, Heng Wang, Binbin Cui
Publikováno v:
Chem. 7:174-189
Summary Mechanically interlocked molecules (MIMs) that undergo controllable internal motions of their component parts in more than one dimension are rare entities in the molecular world. Cyclic [2]daisy chains ([c2]DCs) are a class of MIMs that have
Publikováno v:
Journal of Materials Science & Technology. 60:177-185
The effect of boron addition at 0, 0.007 wt. % and 0.010 wt. % on the microstructure and mechanical properties of K4750 nickel-based superalloy was studied. The microstructure of the as-cast and heat-treated alloys was analyzed by SEM, EPMA, SIMS and
Autor:
Long Zhang, Hehe Zhang, Limeng Yin, Gang Wang, Zilong Su, Yupeng Zhang, Zongxiang Yao, Zhongwen Zhang, Cunguo Zuo
Publikováno v:
Journal of Electronic Materials. 49:7394-7399
Low silver Sn-0.3Ag-0.7Cu (SAC0307) composite solder reinforced with graphene nanosheets (GNs) was prepared by powder metallurgy techniques, and the effects of GN content on the melting characteristics, wettability, microhardness and shear strength o
Publikováno v:
Journal of Iron and Steel Research International. 27:1259-1269
The O2–CaO jet with shrouding combustion flame demonstrates some advantages in quick melting and effective slag foaming by delivering lime powder deeply into the molten bath. Combining the discrete particle model and the eddy dissipation concept mo
Publikováno v:
Chem. 6:2272-2282
Summary Building an efficient and uninterrupted hydrogen-bond network by visualized crystal-structure phase transformation to improve anhydrous proton conductivity and to elucidate the proton-transfer mechanism is desirable but rare. Here, we have di