Results 21 to 30 of about 375,694 (300)

Investigation of the photoluminescent properties, scintillation behaviour and toxicological profile of various magnesium tungstate nanoscale motifs

open access: yesRoyal Society Open Science, 2022
We have synthesized several morphologies and crystal structures of MgWO4 using a one-pot hydrothermal method, producing not only monoclinic stars and large nanoparticles but also triclinic wool balls and sub-10 nm nanoparticles.
Nathaniel Hurley   +15 more
doaj   +1 more source

Oxidative Shielding or Oxidative Stress? [PDF]

open access: yesThe Journal of Pharmacology and Experimental Therapeutics, 2012
In this review I report evidence that the mainstream field of oxidative damage biology has been running fast in the wrong direction for more than 50 years. Reactive oxygen species (ROS) and chronic oxidative changes in membrane lipids and proteins found in many chronic diseases are not the result of accidental damage.
openaire   +2 more sources

High resolution electron energy loss spectroscopy of manganese oxides: application to Mn3O4 nanoparticles [PDF]

open access: yes, 2010
Manganese oxides particularly Mn3O4 Hausmannite are currently used in many industrial applications such as catalysis, magnetism, electrochemistry or air contamination.
Gibot, Pierre   +5 more
core   +1 more source

Electronic properties of the n-type PDI8-CN2 organic semiconductor at the interface with SiO2: addressing the role of adsorbed water molecules by means of optical second-harmonic generation

open access: yesNew Journal of Physics, 2014
We investigate the interfacial electronic properties of N,N’-bis(n-octyl)-(1,7&1,6)-dicyanoperylene-3,4:9,10-bisdicarboximide (PDI8-CN _2 ) organic semiconductor films grown on silicon dioxide (SiO _2 ) by polarization-resolved second harmonic generation
F Ciccullo   +5 more
doaj   +1 more source

Future insights on high temperature ceramics and composites for extreme environments

open access: yesInternational Journal of Ceramic Engineering & Science, 2022
This document summarizes key research directions as they emerged during the proceedings of the Inaugural Orton Workshop that aimed to define scientific areas of current interest to the ceramics community around the theme of: “High Temperature Ceramics ...
Anthony Annerino   +2 more
doaj   +1 more source

Transition metal oxides for high performance sodium ion battery anodes [PDF]

open access: yes, 2014
Sodium-ion batteries (SIBs) are attracting considerable attention with expectation of replacing lithium-ion batteries (LIBs) in large-scale energy storage systems (ESSs).
Yuan, Tianzhi   +6 more
core   +1 more source

Thermodynamic analysis of two-step solar water splitting with mixed iron oxides [PDF]

open access: yes, 2009
A two-step thermochemical cycle for solar production of hydrogen from water has been developed and investigated. It is based on metal oxide redox pair systems, which can split water molecules by abstracting oxygen atoms and reversibly incorporating ...
Roeb, Martin   +4 more
core   +1 more source

Porous anodic metal oxides [PDF]

open access: yes, 2008
An equifield strength model has been established to elucidate the formation mechanism for the highly ordered alumina pore arrays and titanium oxide nanotubular arrays prepared via a common electrochemical methodology, anodisation. The fundamentals of the
Su, Zixue   +3 more
core   +1 more source

Use of rare earth oxides as tracers to identify sediment source areas for agricultural hillslopes [PDF]

open access: yes, 2010
Understanding sediment sources is essential to enable more effective targeting of in-field mitigation approaches to reduce diffuse pollution from agricultural land.
Quinton, John, Deasy, C.
core   +6 more sources

Bacterial reduction of N-oxides of tobacco- specific nitrosamines (TSNA) [PDF]

open access: yes, 1996
1 Contrary to established metabolic pattern, a recent investigation of NNK metabolism produced in rat urine higher levels of 4-(methylnitrosamino)-1-(3-pyridyl)-1- butanone (NNK) and 4-(methylnitrosamino)-1-(3-pyri dyl)-1-butanol (NNAL) than their N ...
Atawodi, SE, Richter, E.
core   +1 more source

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