Results 31 to 40 of about 1,899,134 (303)

Application of Metal Oxide Nanoparticles in the Field of Potentiometric Sensors: A Review

open access: yesMembranes, 2023
Recently, there has been rapid development of electrochemical sensors, and there have been numerous reports in the literature that describe new constructions with improved performance parameters.
Nikola Lenar   +3 more
doaj   +1 more source

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

Effects of Calcination Temperature and Acid-Base Properties on Mixed Potential Ammonia Sensors Modified by Metal Oxides

open access: yesSensors, 2011
Mixed potential sensors were fabriated using yttria-stabilized zirconia (YSZ) as a solid electrolyte and a mixture of Au and various metal oxides as a sensing electrode.
Kenichi Shimizu   +4 more
doaj   +1 more source

Enhanced Radiation-Induced Narrow Channel Effects in Commercial 0.18 μm Bulk Technology [PDF]

open access: yes, 2011
Total ionizing dose effects are investigated in input/output transistors that are fabricated by using a commercial 0.18 μm bulk process. An enhanced radiation-induced narrow channel effect is demonstrated in N-type metal-oxide semiconductor (NMOS) and P ...
Goiffon, Vincent   +14 more
core   +1 more source

Light-Activated Metal Oxide Gas Sensors: A Review

open access: yesMicromachines, 2017
Conductometric gas sensors facilitated by photons have been investigated for decades. Light illumination may enhance device attributes including operational temperature, sensing sensitivity and selectivity.
Fang Xu, Ho-Pui HO
doaj   +1 more source

Green Synthesis of Ni-Cu-Zn Based Nanosized Metal Oxides for Photocatalytic and Sensor Applications

open access: yesCrystals, 2021
The preparation, characterization, and application of Nickel oxide (NiO)–Copper oxide (CuO)–Zinc oxide (ZnO) transition nanometal oxides have significantly enhanced their tunable properties for superior multifunctional performances compared with well ...
Mir Waqas Alam   +7 more
doaj   +1 more source

Metal oxides and the thermochemical storage of solar energy [PDF]

open access: yes, 2019
: Metal oxides are used in concentrated solar energy plants (CSP) to store heat, which can be used in the absence of the sun to generate electricity or produce solar fuels. Energy can be stored in this form for long periods, being released when necessary.
Furtado, Olívia
core   +1 more source

Functional comparison of EncB and EncC cargo proteins in iron storage within the Myxococcus xanthus encapsulin

open access: yesFEBS Letters, EarlyView.
Encapsulins are protein nanocompartments that play an important role in iron storage. In the Myxococcus xanthus encapsulin system, two cargo proteins called EncB and EncC contribute to iron mineralization. Here, we show that EncB and EncC generate iron‐containing minerals with distinct chemical compositions, suggesting that the composition of stored ...
Harry B. McDowell   +2 more
wiley   +1 more source

The Shewanella oneidensis Fic enzyme SoFic targets the switch‐I region of EF‐Tu for AMPylation

open access: yesFEBS Letters, EarlyView.
Fic enzymes mediate diverse post‐translational modifications across all domains of life, including AMPylation. Prokaryotic EF‐Tu can be AMPylated and deAMPylated by the conserved Fic enzyme SoFic. Structural and biochemical approaches were used to characterize the effect of AMPylation on EF‐Tu, SoFic's enzymatic activities, and the enzyme‐target ...
Svenja Runge   +6 more
wiley   +1 more source

Cold-Sintered ZnO Ceramic Composites Co-Doped with Polytetrafluoroethylene and Oxides

open access: yesMolecules, 2023
Grain boundaries play a significant role in determining the performance of ceramic-based materials. The modulation of interfacial structures provides a promising approach to improve the physicochemical and electrical properties of ceramic materials.
Yongjian Xiao   +7 more
doaj   +1 more source

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