Oxidative coupling of methane in a mixed-conducting perovskite membrane reactor [PDF]
Ionic-electronic mixed-conducting perovskite-type oxide La0.6Sr0.4Co0.8Fe0.2O3 was applied as a dense membrane for oxygen supply in a reactor for methane coupling.
Bouwmeester, H.J.M. +2 more
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Oxygen permeation through oxygen ion oxide-noble metal dual phase composites [PDF]
Oxygen permeation behaviour of three composites, yttria-stabilized zirconia-palladium, erbia-stabilized bismuth oxidenoble metal (silver, gold) was studied.
Bouwmeester, H.J.M. +4 more
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Domain formation on oxidized graphene [PDF]
Using first-principles calculations within density functional theory we demonstrate that the adsorption of single oxygen atom results in significant electron transfer from graphene to oxygen.
Ciraci, S., Topsakal, M.
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Precise atmospheric oxygen measurements with a paramagnetic oxygen analyzer [PDF]
A methodology has been developed for making continuous, high-precision measurements of atmospheric oxygen concentrations by modifying a commercially available paramagnetic oxygen analyzer. Incorporating several design improvements, an effective precision
Keeling, Ralph F. +2 more
core +1 more source
Diapycnal oxygen supply to the tropical North Atlantic oxygen minimum zone [PDF]
The replenishment of consumed oxygen in the open ocean oxygen minimum zone (OMZ) off northwest Africa is accomplished by oxygen transport across and along density surfaces, i.e. diapycnal and isopycnal oxygen supply. Here the diapycnal oxygen supply is
Banyte, Donata +6 more
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The Influence of the Atmospheric Electric Field on Soil Redox Potential
Atmospheric electric fields (AEFs) have recently been proposed to link to biogeochemical processes below the Earth’s surface by means of a charge separation.
Konstantinos Kourtidis, Michel Vorenhout
doaj +1 more source
Determination of Oxygen Nonstoichiometry and Diffusivity in Mixed Conducting Oxides by Oxygen Coulometric Titration. II Oxygen Nonstoichiometry and Defect Model for La0.8Sr0.2CoO3-delta [PDF]
The oxygen nonstoichiometry of La0.8Sr0.2CoO3-delta has been determined as a function of oxygen partial pressure and temperature using a high-temperature coulometric titration cell.
Bouwmeester, Henricus J.M. +2 more
core +5 more sources
This article reviews the theatre production Oxygen at the San Diego Repertory Theatre in April 2001. It is a collaboration between two well-honored academic research chemists, Carl Djerassi, professor of chemistry at Stanford University and Roald Hoffmann, Frank Rhodes Professor of Humane Letters at Cornell University.
openaire +2 more sources
Looking beyond stratification: a model-based analysis of the biological drivers of oxygen deficiency in the North Sea [PDF]
Low oxygen conditions, often referred to as oxy- gen deficiency, occur regularly in the North Sea, a temperate European shelf sea. Stratification represents a major process regulating the seasonal dynamics of bottom oxygen, yet, low- est oxygen ...
Greenwood, Naomi +7 more
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Exchange interactions in transition metal oxides: The role of oxygen spin polarization [PDF]
Magnetism of transition metal (TM) oxides is usually described in terms of the Heisenberg model, with orientation-independent interactions between the spins.
Katsnelson, M. I. +3 more
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