Results 31 to 40 of about 1,079,710 (313)

Interaction of rhodanese with intermediates of oxygen reduction [PDF]

open access: yesFEBS Letters, 1983
Cyanide‐promoted inactivation of the enzyme rhodanese [thiosulfate sulfurtransferase (EC 2.8.1.1)] in the presence of ketoaldehydes is caused by reduced forms of molecular oxygen generated during autoxidation of the reaction products. The requirement of both catalase and superoxide dismutase to prevent rhodanese inactivation indicates that hydroxyl ...
Cannella, Carlo   +2 more
openaire   +2 more sources

Oxygen: problems and solutions in electrochemistry

open access: yes, 2013
Different aspects of the electrochemistry of oxygen are examined through four experimental examples: corrosion, passivation via organic thin films, oxygen reduction and water oxidation catalysis are outlined in order to outline the very different ...
Bardini, Luca <1985>
core   +1 more source

N2O reduction in soils [PDF]

open access: yes, 2008
N2O is a known greenhouse gas that increased by 16% over the last 200 years. The main sources are native and agricultural soils where predominantly soil bacteria perform nitrification and denitrification with N2O as side and intermediate product ...
Vieten, Beatrix
core   +1 more source

Effect of pH on the Electrochemical Behavior of Hydrogen Peroxide in the Presence of Pseudomonas aeruginosa

open access: yesFrontiers in Bioengineering and Biotechnology, 2021
The influence of pH on the electrochemical behavior of hydrogen peroxide in the presence of Pseudomonas aeruginosa was investigated using electrochemical techniques. Cyclic and square wave voltammetry were used to monitor the enzymatic activity.
Javier Espinoza-Vergara   +12 more
doaj   +1 more source

Defects on carbons for electrocatalytic oxygen reduction [PDF]

open access: yesChemical Society Reviews, 2018
A general defect promoted catalysis mechanism is established to reveal the active sites of various defective carbon based ORR electrocatalysts.
Xuecheng Yan, Yi Jia, Xiangdong Yao
openaire   +3 more sources

Molybdenum‐doped ordered L10‐PdZn nanosheets for enhanced oxygen reduction electrocatalysis

open access: yesSusMat, 2022
Ultrathin Pd‐based two‐dimensional (2D) nanosheets (NSs) with tunable physicochemical properties have emerged as promising candidate for oxygen reduction reaction (ORR).
Jiashun Liang   +11 more
doaj   +1 more source

Modelling Anion Poisoning during Oxygen Reduction on Pt Near-Surface Alloys

open access: yes, 2023
Electrolyte effects play an important role on the activity of the oxygen reduction reaction (ORR) of Pt-based electrodes. Herein, we combine a computational model and rotating disk electrode measurements to investigate the effects from phosphate anion ...
Amanda, Schramm Petersen   +7 more
core   +1 more source

Inhibiting effect of acetonitrile on oxygen reduction on polycrystalline pt electrode in sodium chloride solution [PDF]

open access: yesHemijska Industrija, 2012
The oxygen reduction reaction (ORR) was studied on the polycrystalline Pt electrode in 0.1 M NaCl electrolyte containing various amounts of acetonitrile (AcN).
Marinović Vedrana M.   +4 more
doaj   +1 more source

Optimization of Marine Two-Stroke Diesel Engine Based on Air Intake Composition and Temperature Control

open access: yesAtmosphere, 2022
The influence of gas intake temperature, composition and the volume concentration of each gas component on diesel engine combustion, emission and the output power was studied by building a calculation model of the B&W 6S35ME-B9 marine two-stroke low ...
Xianzhong He   +3 more
doaj   +1 more source

Spatial oxygen heterogeneity in a Hediste diversicolor irrigated burrow [PDF]

open access: yes, 2011
The heterogeneity of oxygen distribution in a Hediste diversicolor burrow environment was investigated in a laboratory experiment using a 6-mm thick tank equipped with oxygen planar optodes. The twodimensional oxygen distribution in a complete burrow was
Franck Gilbert   +11 more
core   +1 more source

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