Zobrazeno 1 - 10
of 18
pro vyhledávání: '"Qing Xu"'
Autor:
Shuozhen Hu, Su Ha, Qing Xu, Kai Zhao, Min Chen, M. Grant Norton, Cheng Gang, Dongchu Chen, Bok-Hee Kim
Publikováno v:
International Journal of Hydrogen Energy. 45:29367-29378
A calcium-doped ceria (Ce1-xCaxO2−δ, 0 ≤ x ≤ 0.3) has been applied as a ceramic support in NiMo-based catalysts for an internal reforming tubular solid oxide fuel cell running on isooctane. Introducing calcium into the CeO2-based ceramic was f
Autor:
Ai-Zheng Chen, Danyang Li, Shi-Bin Wang, Nina Jiang, Qing Xu, Liang Lili, Jianfang Wang, Lei Shao
Publikováno v:
Nano Research. 13:1354-1362
We describe a route to the preparation of (metal yolk)/(porous ceria shell) nanostructures through the heterogeneous growth of ceria on porous metal nanoparticles followed by the calcination-induced shrinkage of the nanoparticles. The approach allows
Autor:
Yonghui Zhao, Shenglin Ni, Yu Sun, Haojie Zhang, Yuhan Sun, Qing Xu, Peng Gao, Miho Yamauchi, Xiaopeng Li, Kenichi Kato, Dekun Wu, Jin Qian
Publikováno v:
Chemical Engineering Journal. 366:631-638
Heterogeneous electrocatalyst with single atom feature has attracted great interests. Although significant progress has been made on constructing and understanding carbon supported single atom electrocatalysts (SAECs), few attentions has been paid to
Publikováno v:
Journal of Alloys and Compounds. 781:857-865
In this study, the NiO additive was employed as a sintering aid to prepare dense BaZr0.9Y0.1O3-δ (BZY10) ceramics for proton ceramic fuel cell (PCFC) and electrolysis cell (PCEC) applications. It was found that the NiO additive contributed to facili
Autor:
Shuai Yang, Yu Guo, Zheng Jiang, Xiaopeng Li, Jing Qian, Qing Xu, Peng Gao, Hao Zhang, Dekun Wu, Yuhan Sun, Dan Luo
Publikováno v:
Small (Weinheim an der Bergstrasse, Germany). 15(50)
Single atom catalysts (SACs) are receiving increasing interests due to their high theoretical catalytic efficiency and intriguing physiochemical properties. However, most of the synthetic methodologies involve high-temperature treatment. This usually
Publikováno v:
Journal of Physics and Chemistry of Solids. 114:220-227
Ba0.95Ca0.05Zr0.2Ti0.8O3 ceramics were prepared at different sintering temperatures by citrate precursor and solid-state reaction methods, respectively. The crystal structure and microstructure of the specimens were characterized. In view of energy s
Publikováno v:
Environmental Science and Pollution Research. 25:7907-7915
Two kinds of pinewood sawdust activated carbon adsorbents were prepared by fast activation with H3PO4 in a spouted bed, and the application in adsorption of copper ions was investigated. With only 3 min of activation time, the BET surface area of act
Publikováno v:
Wear. 477:203872
In this paper, an elevator safety gear braking testing rig was developed based on the disc-pad braking model in principles of energy equivalent and speed equivalent to evaluate the braking behavior of short carbon fiber (SCF) reinforced carbon/carbon
Publikováno v:
Journal of Material Cycles and Waste Management. 20:925-936
Activated carbons were produced from waste pine wood sawdust using fast activation with H3PO4 in a spouted bed. In this study, activation temperature was set as 800 °C, and activation time ranged from 1 to 15 min. Experimental results show that sawd
Publikováno v:
Journal of Raman Spectroscopy. 48:1479-1486
Smudging is one of the most serious damages of Mogao Grottoes' murals. In this paper, confocal micro-Raman spectroscopy is adopted to investigate the smoked murals in Mogao Grottoes. The exutive fragments from the smoked murals in 71 Grotto have been