Results 41 to 50 of about 1,130,858 (355)

Influence of calcination conditions on structural and solid‐state kinetic properties of iron oxidic species supported on SBA‐15 [PDF]

, 2019
Iron oxidic species supported on silica SBA-15 were synthesized with various iron loadings using two different FeIII precursors. The effect of varying powder layer thickness during calcination on structural and solid-state kinetic properties of FexOy/SBA-
Genz, Nina Sharmen, Ressler, Thorsten
core   +1 more source

Extracellular Electron Transfer via Outer Membrane Cytochromes in a Methanotrophic Bacterium Methylococcus capsulatus (Bath)

Frontiers in Microbiology, 2018
Electron exchange reactions between microbial cells and solid materials, referred to as extracellular electron transfer (EET), have attracted attention in the fields of microbial physiology, microbial ecology, and biotechnology.
Kenya Tanaka, Sho Yokoe, Kensuke Igarashi, Motoko Takashino, Masahito Ishikawa, Masahito Ishikawa, Katsutoshi Hori, Shuji Nakanishi, Shuji Nakanishi, Souichiro Kato, Souichiro Kato   +10 more
doaj   +1 more source

The effect of phosphorus on the iron redox ratio, viscosity, and density of an evolved ferro-basalt [PDF]

, 1994
Despite the abundant evidence for the enrichment of phosphorus during the petrogenesis of natural ferro-basalts, the effect of phosphorus on the physical properties of these melts is poorly understood.
Dingwell, Donald B., Libourel, Guy, Toplis, Michael J.   +2 more
core   +1 more source

Effect of pressed-heat and stuffy slag powder on the properties of epoxy coating

工程科学学报
The study focused on the utilization of heat-pressed and stuffy slag, processed into an ultrafine vertical grinding mill. This pressed-heat and stuffy slag powder replaced traditional anticorrosion fillers, such as epoxy resin, xylene, butanol, and ...
Hongming LONG, Haotian WU, Hao ZHANG, Zhengming CHENG, Tongbin WANG, Xiaojian REN, Weicheng ZHENG, Yifan WANG   +7 more
doaj   +1 more source

Carbon Nanotubes by a CVD Method. Part II: Formation of Nanotubes from (Mg, Fe)O Catalysts [PDF]

, 2002
The aim of this paper is to study the formation of carbon nanotubes (CNTs) from different Fe/MgO oxide powders that were prepared by combustion synthesis and characterized in detail in a companion paper.
Alvarez W. E., Bacsa R. R., Bacsa R. R., Bhide V. G., Bi X. X., Bodker F., Boudart M., Carles V., Cassell A. M., Cheng H. M., Colomer J. F., Coquay P., Coquay P., Dai H., Flahaut E., Flahaut E., Govindaraj A., Hafner J. H., Hayashi M., Herrera J. E., Holland T. J. B., Jing J., Kingsley J. J., Kitiyanan B., Kong J., Laurent, Laurent, Li Y., Li Y., Patil K. C., Peigney A., Peigney A., Peigney A., Peigney A., Perez A., Quénard O., Simkin D. J., Su M., Topsoe H., Vandenberghe R. E., Wagman D. D., Woods K. N., Yakel H. L., Zhang Y.   +43 more
core   +3 more sources

Geobacter sulfurreducens’ Unique Metabolism Results in Cells with a High Iron and Lipid Content

Microbiology Spectrum, 2022
Geobacter sulfurreducens is a ubiquitous iron-reducing bacterium in soils, and in engineered systems, it can respire an electrode to produce measurable electric current.
Ethan Howley, Dongwon Ki, Rosa Krajmalnik-Brown, César I. Torres   +3 more
doaj   +1 more source

Fe/Co Alloys for the Catalytic Chemical Vapor Deposition Synthesis of Single- and Double-Walled Carbon Nanotubes (CNTs). 1. The CNT−Fe/Co−MgO System [PDF]

, 2005
Mg0.90FexCoyO (x + y ) 0.1) solid solutions were synthesized by the ureic combustion route. Upon reduction at 1000 °C in H2-CH4 of these powders, Fe/Co alloy nanoparticles are formed, which are involved in the formation of carbon nanotubes, which are ...
Avdeeva L. B., Bacsa R. R., Bacsa R. R., Berthet A., Bhide V. G., Boudart M., Carles V., Carles V., Carles V., Cassell A. M., Cheng H. M., Cheung C. L., Chiashi S., Colomer J.-F., Coquay P., Coquay P., Coquay P., Coquay P., Dai H., Flahaut E., Flahaut E., Flahaut E., Hafner J. H., Holland T. J. B., Ingalls R., Jing J., Johnson C. E., Kannan R., Kitiyanan B., Kong J., Konya Z., Kukovecz Z. N., Peigney A., Peigney A., Peigney A., Perez A., Pinheiro J. P., Pinheiro J. P., Reshetenko T. V., Reshetenko T. V., Simkin D. J., Su M., Topsoe H., Trinel-Dufour M. C., Waychunas G. A., Yang Y., Zhu J.   +46 more
core   +2 more sources

Methanogens and Their Syntrophic Partners Dominate Zones of Enhanced Magnetic Susceptibility at a Petroleum Contaminated Site

Frontiers in Earth Science, 2021
Geophysical investigations documenting enhanced magnetic susceptibility (MS) within the water table fluctuation zone at hydrocarbon contaminated sites suggest that MS can be used as a proxy for investigating microbial mediated iron reduction during ...
Carol L. Beaver, Estella A. Atekwana, Barbara A. Bekins, Dimitrios Ntarlagiannis, Lee D. Slater, Silvia Rossbach   +5 more
doaj   +1 more source

Reduction and characterizations of iron particles: influence of reduction parameters

Journal of Materials Science: Materials in Electronics, 2013
Iron particles have some applications as electromagnetic devices in magnetic recording and data storage technology due to their small sizes and high data storage capacity. The devices can be advanced by improving the properties of existing materials according to the production parameters.
Karaağaç, Öznur, Koçkar, Hakan, Ebin, Burçak, Gürmen, Sebahattin   +3 more
openaire   +3 more sources

Genome Analysis and Description of Three Novel Diazotrophs Geomonas Species Isolated From Paddy Soils

Frontiers in Microbiology, 2022
Five strictly anaerobic strains, designated RG2T, RG3, RG10T, RF4T, and RG29, were isolated from paddy soils in China. Strains RG2T, RF4T, RG10T, RG3, and RG29 grew at temperatures ranging 5–42°C and pH ranging 5.5–8.5.
Guo-Hong Liu, Shang Yang, Shang Yang, Rong Tang, Rong Tang, Cheng-Jie Xie, Cheng-Jie Xie, Shun-Gui Zhou   +7 more
doaj   +1 more source