For chemical reactions, the iron oxide cycle (Fe3O4/FeO) is the original two-step thermochemical cycle proposed for use for hydrogen production. It is...
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Iron oxides are chemical compounds composed of iron and oxygen. Several iron oxides are recognized. Often they are non-stoichiometric. Oxyhydroxides are...
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Cerium(IV) oxide–cerium(III) oxide cycle Copper–chlorine cycle Hydrosol-2 Hybrid sulfur cycle Iron oxide cycle Sulfur–iodine cycle Solar Hydrogen Production...
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redox-active metal on Earth. The cycling of iron between its +2 and +3 oxidation states is referred to as the iron cycle. This process can be entirely abiotic...
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oxide. Copper–chlorine cycle Heliostat Hybrid sulfur cycle HYDROSOL Iron oxide cycle Solar thermal energy Sulfur–iodine cycle Zinc–zinc oxide cycle "Hydrogen...
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Cerium(IV) oxide–cerium(III) oxide cycle Copper–chlorine cycle Hybrid sulfur cycle High-temperature electrolysis Iron oxide cycle Zinc–zinc oxide cycle Besenbruch...
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integral to geochemical phenomena such as the iron cycle. Because the M-O bonds are typically strong, metal oxides tend to be insoluble in solvents, though...
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materials. Cerium(IV) oxide–cerium(III) oxide cycle Hybrid sulfur cycle Iron oxide cycle Sulfur–iodine cycle Zinc–zinc oxide cycle Solar power for thermochemical...
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much research has aimed at synthetic Mn compounds as catalysts for water oxidation. In biological hydrogen production, the electrons produced by the photosystem...
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reduction mode and an oxidation mode. FeO + H 2 ↔ Fe + H 2O Fe 3O 4 + H 2 ↔ 3FeO + H 2O The reformer sponge iron cycle is a two step cycle to produce hydrogen...
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reaction). Cerium(IV) oxide-cerium(III) oxide cycle Copper-chlorine cycle Iron oxide cycle Sulfur-iodine cycle Zinc zinc-oxide cycle Lee E. Brecher and Christopher...
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Hydrogen (section Partial oxidation of hydrocarbons)
cycles can be used for water splitting. Many of these cycles such as the iron oxide cycle, cerium(IV) oxide–cerium(III) oxide cycle, zinc zinc-oxide cycle...
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its oxide layer. Iron forms various oxide and hydroxide compounds; the most common are iron(II,III) oxide (Fe3O4), and iron(III) oxide (Fe2O3). Iron(II)...
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Nitric oxide (nitrogen oxide or nitrogen monoxide) is a colorless gas with the formula NO. It is one of the principal oxides of nitrogen. Nitric oxide is...
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Ferrous (redirect from Ferrous iron)
In chemistry, iron(II) refers to the element iron in its +2 oxidation state. The adjective ferrous or the prefix ferro- is often used to specify such...
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step in the biogeochemical cycle within the OMZ. Despite being phylogenetically diverse, the microbial ferrous iron oxidation metabolic strategy (found...
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Hydrogen production (section Partial oxidation)
cycles which can be used for water splitting, around a dozen of these cycles such as the iron oxide cycle, cerium(IV) oxide-cerium(III) oxide cycle,...
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Nitrous oxide (dinitrogen oxide or dinitrogen monoxide), commonly known as laughing gas, nitrous, nitro, or nos, is a chemical compound, an oxide of nitrogen...
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nitrogen, ammonium (NH+4), nitrite (NO−2), nitrate (NO−3), nitrous oxide (N2O), nitric oxide (NO) or inorganic nitrogen gas (N2). Organic nitrogen may be in...
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acid cycle. Acetyl-CoA may also be obtained from the oxidation of fatty acids. Below is a schematic outline of the cycle: The citric acid cycle begins...
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sulfur–iodine cycle, hybrid sulfur cycle, iron oxide cycle, copper–chlorine cycle, zinc–zinc oxide cycle, cerium(IV) oxide–cerium(III) oxide cycle, etc. Around...
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cobalt oxide (LiCoO 2), lithium manganese oxide (LiMn 2O 4), and lithium nickel oxide (LiNiO 2). The anodes are generally made of graphite. Lithium iron phosphate...
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units of sedimentary rock consisting of alternating layers of iron oxides and iron-poor chert. They can be up to several hundred meters in thickness and...
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O2 Iron oxide cycle Cerium(IV) oxide-cerium(III) oxide cycle Copper-chlorine cycle Hybrid sulfur cycle Hydrosol-2 Sulfur-iodine cycle Zinc zinc-oxide cycle...
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Zinc oxide is an inorganic compound with the formula ZnO. It is a white powder which is insoluble in water. ZnO is used as an additive in numerous materials...
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"ProCell Silver Oxide battery chemistry". Duracell. Archived from the original on 2009-12-20. Retrieved 2009-04-21. "Edison's non-toxic nickel-iron battery revived...
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The nickel–iron battery (NiFe battery) is a rechargeable battery having nickel(III) oxide-hydroxide positive plates and iron negative plates, with an...
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and the chemical weapon mustard gas.[citation needed] The epoxy cycle of ethylene oxide is an almost regular triangle with bond angles of about 60° and...
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reducing capacity from ferrous iron, sulfur, hydrogen sulfide and atmospheric methane over nearly a billion years. The oxidative environmental change, compounded...
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