Results 31 to 40 of about 1,280,375 (291)

Thinking twice about the evolution of photosynthesis [PDF]

open access: yesOpen Biology, 2019
Sam Granick opened his seminal 1957 paper titled ‘Speculations on the origins and evolution of photosynthesis’ with the assertion that there is a constant urge in human beings to seek beginnings (I concur).
Tanai Cardona
doaj   +1 more source

Structure–Function Relationship within Cu-Peptoid Electrocatalysts for Water Oxidation

open access: yesInorganics, 2023
Water oxidation (WO) is the first step in the water-splitting process aiming at the production of hydrogen as a green renewable fuel. To successfully perform WO, potent strategies for overcoming the high energetic barrier and slow kinetics of this ...
Guilin Ruan   +2 more
doaj   +1 more source

First row transition metal catalysts for solar-driven water oxidation produced by electrodeposition [PDF]

open access: yes, 2016
As our reliance on renewable energy resources increases, so will our need to store this energy in the form of chemical fuels to iron-out peaks and troughs in supply.
Roger, Isolda, Symes, Mark D.
core   +1 more source

S-Doped FeOOH Layers as Efficient Hole Transport Channels for the Enhanced Photoelectrochemical Performance of Fe2O3

open access: yesNanomaterials
Hematite (Fe2O3) has been accepted as a promising and potential photo(electro)catalyst. However, its poor carrier separation and transfer efficiency has limited its application for photoelectrocatalytic (PEC) water oxidation.
Yanhong Zhou   +4 more
doaj   +1 more source

Modeling electrodialysis and a photochemical process for their integration in saline wastewater treatment. [PDF]

open access: yes, 2010
Oxidation processes can be used to treat industrial wastewater containing non-biodegradable organic compounds. However, the presence of dissolved salts may inhibit or retard the treatment process. In this study, wastewater desalination by electrodialysis
Borges F.   +8 more
core   +3 more sources

Stability of TiO2–Polypyrrole Heterojunctions for Photoelectrochemical Water Oxidation

open access: yesElectrochem
TiO2 composites with polypyrrole have gained attention for various applications; however, some reported results on the suitability of this heterojunction for photoelectrochemical water oxidation do not agree.
Jhon Puerres   +2 more
doaj   +1 more source

Kinetic study of adsorption and photo-decolorization of Reactive Red 198 on TiO2 surface [PDF]

open access: yes, 2009
Recycling and reuse of wastewater after purification will reduce the environmental pollution as well as fulfill the increasing demand of water. Adsorption-based water treatment process is very popular for dye-house wastewater treatment. The present study
Bandyopadhyay, S.   +5 more
core   +1 more source

Recent advances of interfacial modification over tantalum nitride photoanodes for solar water oxidation: a mini review

open access: yesFrontiers in Chemistry
Photoelectrocatalytic (PEC) water splitting represents a highly ideal approach for the efficient conversion of solar energy into sustainable green hydrogen. Although tantalum nitride (Ta3N5) has emerged as a promising photoanode material, its performance
Pengpeng Wang   +3 more
doaj   +1 more source

Nature of Current Increase for a CoCrMo Alloy: “transpassive” Dissolution vs. Water Oxidation

open access: yesInternational Journal of Electrochemical Science, 2013
The “transpassive” behavior of a CoCrMo alloy has been investigated to clarify the nature of the current increase at high anodic potential (0.5-0.7 VAg/AgCl).
Eleonora Bettini   +2 more
doaj   +1 more source

Direct methane conversion to methanol by ionic liquid-dissolved platinum catalysts [PDF]

open access: yes, 2006
Ternary systems of inorganic Pt salts and oxides, ionic liquids and concentrated sulfuric acid are effective at catalyzing the direct, selective oxidation of methane to methanol and appear to be more water tolerant than the Catalytica ...
Cheng, Jihong   +3 more
core   +2 more sources

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