Zobrazeno 1 - 10
of 110
pro vyhledávání: '"Long Zhang"'
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 Colloid and Interface Science. 588:619-626
Carbonized cotton fibers (CCFs) were prepared by the carbonization of commercial cottons at 700, 800 and 900 °C. The following characterizations indicated that the properties of the obtained CCFs could be effectively tuned by the carbonization tempe
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
Publikováno v:
Journal of Materiomics, Vol 6, Iss 4, Pp 736-742 (2020)
Developing non-precious catalysts as Pt substitutes for electrochemical hydrogen evolution reaction (HER) with superior stability in acidic electrolyte is of critical importance for large-scale, low-cost hydrogen production from water. Herein, we rep
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:
Integrated Ferroelectrics. 208:40-49
Powder metallurgy is an effective process of manufacturing near net shape products. It offers many advantages, including high productivity, low production costs less energy consumption and environm...
Publikováno v:
IEEE Transactions on Components, Packaging and Manufacturing Technology. 10:626-636
Diamond particle-reinforced copper matrix (Cu/diamond) composites are currently considered as a promising thermal management material due to their high thermal conductivity and matching coefficient of thermal expansion (CTE) with the semiconductor. I
Autor:
Long-Zhang Dong, Ya-Qian Lan, Qing Huang, Shun-Li Li, Nana Ma, Dongsheng Li, Qian Niu, Yue-Peng Cai
Publikováno v:
Chemical Communications. 56:14817-14820
Two isostructural MOFs with coordination of different halogen ions (Cl− and Br−), namely NNU-17 and NNU-18, were utilized to reveal the influence of different electron-withdrawing halogen anions on ECR performance. The performance difference betw
Publikováno v:
The Journal of Physical Chemistry. C, Nanomaterials and Interfaces
Journal of Physical Chemistry C, 123(51), 31130-31141. American Chemical Society
Journal of Physical Chemistry C, 123(51), 31130-31141. American Chemical Society
Single-atom catalysts are at the center of the attention of the heterogeneous catalysis community, because they exhibit unique electronic structure distinct from nanoparticulate forms resulting in very different catalytic performance combined with in
Publikováno v:
Ceramics International. 45:21359-21364
Highly porous Si3N4 ceramics have been prepared via a novel carbothermal reduction-nitridation (CRN) reaction between carbon nanotubes (CNTs) and SiO vapor in a N2 atmosphere. The green bodies consisted of 49.0 wt% CNT, 40.4 wt% α-Si3N4 as seed and