Zobrazeno 1 - 10
of 109
pro vyhledávání: '"John W. Zondlo"'
Autor:
Gunes A. Yakaboylu, Jingxin Wang, Changle Jiang, Tugrul Yumak, John W. Zondlo, Edward M. Sabolsky
Publikováno v:
Renewable Energy. 163:276-287
For a better process and property control, the effect of chemical pretreatment time on the chemistry and electrochemical performance of activated carbons derived from Miscanthus grass biomass was examined. The microstructure, chemistry and active fun
Autor:
Jingxin Wang, Gunes A. Yakaboylu, Changle Jiang, Tugrul Yumak, Edward M. Sabolsky, John W. Zondlo
Publikováno v:
Renewable Energy. 155:38-52
Lignocellulosic biomass was converted into hierarchical porous carbon by using a physical activation technique under a carbon dioxide environment. Both direct and indirect CO2 activation routes were utilized to investigate the effect of processing pa
Autor:
Katarzyna Sabolsky, Gunes A. Yakaboylu, Dushyant Shekhawat, Edward M. Sabolsky, Christina Wildfire, Daniel Baker, John W. Zondlo, Brandon Wayda
Publikováno v:
Energy & Fuels. 33:12083-12095
A microwave-assisted pretreatment (beneficiation) technique was developed as an approach to improve the enrichment and extraction of rare-earth elements from coal fly ash solid waste. The mixtures ...
Autor:
Tugrul Yumak, John W. Zondlo, Gunes A. Yakaboylu, Jingxin Wang, Edward M. Sabolsky, Changle Jiang
Publikováno v:
Energy & Fuels. 33:9309-9329
Seven kinds of highly porous activated carbon were prepared from two different lignocellulosic biomass feedstocks (hybrid willow and miscanthus grass) by utilizing four different processing routes,...
Autor:
He Qi, Liang Ma, John W. Zondlo, Shanshan Hu, Wangying Shi, Edward M. Sabolsky, Tao Yang, Gregory A. Hackett, Wenyuan Li, Richard Louis Hart, Xingbo Liu
Publikováno v:
ECS Transactions. 91:1701-1710
In-situ exsolution is widely considered to be an efficient and cost-effective method to enhance the electrochemical performance of a ceramic anode in solid oxide fuel cells (SOFCs). In this study, by controlling the non-stoichiometry of Sr2Fe1.5Mo0.5
Autor:
John W. Zondlo, Edward M. Sabolsky, Nan Zhang, Wenyuan Li, Richard Louis Hart, He Qi, Wei Li, Tony Thomas, Xingbo Liu, Fang Xia
Publikováno v:
ACS Applied Energy Materials. 2:4244-4254
High performance anode materials with suitable thermal and chemical expansions are highly desirable for solid oxide fuel cells. In this work, we report a promising anode material La0.5Sr1.5Fe1.5Mo0.5O6-δ (LSFM) synthesized in nitrogen at 1050 °C. I
Autor:
Ismail Celik, John W. Zondlo, Edward M. Sabolsky, Hayri Sezer, Xingbo Liu, Engin Çiftyürek, T.B.A. Ross, Anveeksh Koneru, Tony Thomas, U. M. Damo
Publikováno v:
Journal of Power Sources. 395:185-194
Coal syngas, a potential fuel for SOFCs, contains impurities like PH3, which rapidly degrade Ni-based SOFC anodes. Past research showed significant reconstruction of Ni anodes in button cells with degradation rates of ∼0.5 mV∙h−1. It is not evi
Publikováno v:
Ceramics International. 44:8691-8694
Nb2TiO7 and Nb1.33Ti0.67O4 was reported as a potential anode materials for Solid Oxide Fuel Cells (SOFCs) based on their stable reversible phase transformation and high electronic conductivity. A high-temperature redox dilatometry test was developed
Autor:
David A. Berry, Dushyant Shekhawat, James J. Spivey, John W. Zondlo, Amitava Roy, Daniel J. Haynes
Publikováno v:
Ceramics International. 43:16744-16752
A lanthanum strontium zirconate pyrochlore material was substituted with Ni, and the effect of calcination temperature on important catalytic properties was evaluated. The introduction of the Ni into the pyrochlore decreased the BET surface as compar
Autor:
Kaushlendra Singh, John W. Zondlo
Publikováno v:
Journal of the Energy Institute. 90:505-512
Recently, there has been growing interest in co-liquefaction of coal with biomass because biomass has potential to substitute as a cheap hydrogen-donor and enhance liquid yields during direct coal liquefaction. In addition, inclusion of biomass can r