CCPortal

浏览/检索结果: 共12条,第1-10条 帮助

限定条件    
已选(0)清除 条数/页:   排序方式:
Influence of pH on the balance between methanogenesis and iron reduction 期刊论文
, 2019, 卷号: 17, 期号: 2
作者:  Marquart K.A.;  Haller B.R.;  Paper J.M.;  Flynn T.M.;  Boyanov M.I.;  Shodunke G.;  Gura C.;  Jin Q.;  Kirk M.F.
收藏  |  浏览/下载:23/0  |  提交时间:2020/07/28
anoxic conditions  bacterium  bioreactor  environmental factor  goethite  greenhouse gas  iron  iron-reducing bacterium  methane  methanogenesis  microbial activity  oxidation  pH  reduction  Geobacter  ferric hydroxide  ferric ion  ground water  iron  iron derivative  methane  mineral  bacterium  bioreactor  metabolism  oxidation reduction reaction  pH  Bacteria  Bioreactors  Ferric Compounds  Groundwater  Hydrogen-Ion Concentration  Iron  Iron Compounds  Methane  Minerals  Oxidation-Reduction  
Seawater recirculation through subducting sediments sustains a deeply buried population of sulfate-reducing bacteria 期刊论文
, 2019, 卷号: 17, 期号: 2
作者:  Cox T.L.;  Gan H.M.;  Moreau J.W.
收藏  |  浏览/下载:29/0  |  提交时间:2020/07/28
basalt  biogeochemistry  concentration (composition)  drilling fluid  enzyme  enzyme activity  hydraulic conductivity  methane  microbial activity  seafloor  seawater  sediment chemistry  sediment-water interface  species diversity  sulfate-reducing bacterium  total organic carbon  Nankai Trough  Pacific Ocean  Philippine Sea  Bacteria (microorganisms)  Desulfovibrionales  sea water  sulfate  bacterium  classification  metabolism  microbiology  oxidation reduction reaction  Pacific Ocean  phylogeny  sediment  sequence analysis  Bacteria  Geologic Sediments  Oxidation-Reduction  Pacific Ocean  Phylogeny  Seawater  Sequence Analysis, Protein  Sulfates  
Global marine redox changes drove the rise and fall of the Ediacara biota 期刊论文
, 2019, 卷号: 17, 期号: 6
作者:  Zhang F.;  Xiao S.;  Romaniello S.J.;  Hardisty D.;  Li C.;  Melezhik V.;  Pokrovsky B.;  Cheng M.;  Shi W.;  Lenton T.M.;  Anbar A.D.
收藏  |  浏览/下载:31/0  |  提交时间:2020/07/28
biota  carbon isotope  Ediacaran  fossil record  global ocean  oxygenation  paleoceanography  Proterozoic  seafloor  uranium isotope  China  Siberia  United States  Animalia  oxygen  sea water  uranium  Uranium-238  biota  chemistry  China  oxidation reduction reaction  paleontology  Russian Federation  sea  sediment  United States  Biota  China  Geologic Sediments  Oceans and Seas  Oxidation-Reduction  Oxygen  Paleontology  Seawater  Siberia  United States  Uranium  
Carbon isotopic heterogeneity of coenzyme F430 and membrane lipids in methane-oxidizing archaea 期刊论文
, 2019, 卷号: 17, 期号: 6
作者:  Bird L.R.;  Dawson K.S.;  Chadwick G.L.;  Fulton J.M.;  Orphan V.J.;  Freeman K.H.
收藏  |  浏览/下载:28/0  |  提交时间:2020/07/28
biogeochemistry  carbon isotope  chemical reaction  coalbed methane  dissolved inorganic carbon  enzyme  enzyme activity  extremophile  isotopic composition  lipid  marine sediment  membrane  metabolism  methane  methanogenesis  methanogenic bacterium  sediment chemistry  California  Hydrate Ridge  Pacific Ocean  Santa Monica Basin  United States  Archaea  carbon  factor F430  membrane lipid  metalloporphyrin  methane  archaeon  California  chemistry  metabolism  microbiology  Oregon  oxidation reduction reaction  Pacific Ocean  sediment  Archaea  California  Carbon Isotopes  Geologic Sediments  Membrane Lipids  Metalloporphyrins  Methane  Oregon  Oxidation-Reduction  Pacific Ocean  
Cr isotopic insights into ca. 1.9 Ga oxidative weathering of the continents using the Beaverlodge Lake paleosol, Northwest Territories, Canada 期刊论文
, 2019, 卷号: 17, 期号: 5
作者:  Toma J.;  Holmden C.;  Shakotko P.;  Pan Y.;  Ootes L.
收藏  |  浏览/下载:18/0  |  提交时间:2020/07/28
igneous rock  isotopic composition  lake ecosystem  lithostratigraphy  molecular ecology  oxidant  oxidation  paleosol  Proterozoic  redox conditions  weathering  Alberta  Beaverlodge  Canada  Flin Flon  Manitoba  Northwest Territories  Ontario [Canada]  Schreiber Beach  chromium  chemistry  geology  lake  Northwest Territories  oxidation reduction reaction  paleontology  sediment  soil  Chromium Isotopes  Geologic Sediments  Geology  Lakes  Northwest Territories  Oxidation-Reduction  Paleontology  Soil  
The effect of O2 and pressure on thiosulfate oxidation by Thiomicrospira thermophila 期刊论文
, 2019, 卷号: 17, 期号: 5
作者:  Houghton J.L.;  Foustoukos D.I.;  Fike D.A.
收藏  |  浏览/下载:15/0  |  提交时间:2020/07/28
dissolved oxygen  growth rate  high pressure  hydrothermal vent  marine sediment  microbial activity  oxidation  oxygen  sediment chemistry  sulfur cycle  thiosulfate  Bacteria (microorganisms)  Thiomicrospira thermophila  oxygen  sea water  sulfur  thiosulfate  chemistry  metabolism  microbiology  oxidation reduction reaction  Piscirickettsiaceae  pressure  sediment  Geologic Sediments  Oxidation-Reduction  Oxygen  Piscirickettsiaceae  Pressure  Seawater  Sulfur  Thiosulfates  
A paleosol record of the evolution of Cr redox cycling and evidence for an increase in atmospheric oxygen during the Neoproterozoic 期刊论文
, 2019, 卷号: 17, 期号: 6
作者:  Colwyn D.A.;  Sheldon N.D.;  Maynard J.B.;  Gaines R.;  Hofmann A.;  Wang X.;  Gueguen B.;  Asael D.;  Reinhard C.T.;  Planavsky N.J.
收藏  |  浏览/下载:27/0  |  提交时间:2020/07/28
Archean  chemical weathering  chromium  heterocyclic oxygen compound  oxygen  oxygenation  paleosol  Proterozoic  redox conditions  terrestrial environment  chromium  oxygen  atmosphere  chemistry  Ontario  oxidation reduction reaction  paleontology  soil  South Africa  United States  Atmosphere  Chromium Isotopes  Ontario  Oxidation-Reduction  Oxygen  Paleontology  Soil  South Africa  United States  
Diversity decoupled from sulfur isotope fractionation in a sulfate-reducing microbial community 期刊论文
, 2019, 卷号: 17, 期号: 6
作者:  Colangelo-Lillis J.;  Pelikan C.;  Herbold C.W.;  Altshuler I.;  Loy A.;  Whyte L.G.;  Wing B.A.
收藏  |  浏览/下载:29/0  |  提交时间:2020/07/28
biomarker  environmental factor  enzyme  enzyme activity  geodiversity  isotopic fractionation  microbial activity  microbial community  species diversity  sulfate-reducing bacterium  sulfur isotope  Arctic  Deltaproteobacteria  sulfate  sulfur  bacterium  classification  metabolism  Mexico  microbiology  microflora  oxidation reduction reaction  pond  Bacteria  Mexico  Microbiota  Oxidation-Reduction  Ponds  Sulfates  Sulfur Isotopes  
Absence of biomarker evidence for early eukaryotic life from the Mesoproterozoic Roper Group: Searching across a marine redox gradient in mid-Proterozoic habitability 期刊论文
, 2019, 卷号: 17, 期号: 3
作者:  Nguyen K.;  Love G.D.;  Zumberge J.A.;  Kelly A.E.;  Owens J.D.;  Rohrssen M.K.;  Bates S.M.;  Cai C.;  Lyons T.W.
收藏  |  浏览/下载:20/0  |  提交时间:2020/07/28
biomarker  carbon isotope  carbonate  environmental gradient  environmental indicator  eukaryote  fossil record  geochemistry  historical record  marine environment  metamorphism  open ocean  paleoenvironment  Proterozoic  redox conditions  speciation (chemistry)  Australia  McArthur Basin  Bacteria (microorganisms)  Eukaryota  biological marker  sea water  chemistry  eukaryote  fossil  metabolism  Northern Territory  oxidation reduction reaction  sediment  Biomarkers  Eukaryota  Fossils  Geologic Sediments  Northern Territory  Oxidation-Reduction  Seawater  
Rates and pathways of CH4 oxidation in ferruginous Lake Matano, Indonesia 期刊论文
, 2019, 卷号: 17, 期号: 3
作者:  Sturm A.;  Fowle D.A.;  Jones C.;  Leslie K.;  Nomosatryo S.;  Henny C.;  Canfield D.E.;  Crowe S.A.
收藏  |  浏览/下载:28/0  |  提交时间:2020/07/28
carbon dioxide  lake water  methane  methanotrophy  oligotrophic environment  oxidation  reduction  Greater Sunda Islands  Lake Matano  Malili Lakes  Malili Lakes  South Sulawesi  Sulawesi  Sunda Isles  methane  chemistry  Indonesia  lake  oxidation reduction reaction  Indonesia  Lakes  Methane  Oxidation-Reduction