Results 31 to 40 of about 61,402 (309)

Massive Dirac fermion observed in lanthanide-doped topological insulator thin films [PDF]

open access: yes, 2015
This publication arises from research funded by the John Fell Oxford University Press (OUP) Research Fund, a DARPA MESO Project (No. N66001-11-1-4105), and funding from the European Union Seventh Framework Programme under Grant Agreement 312483 – ESTEEM2
Srot, V   +40 more
core   +1 more source

Analysis and design of carbon fibre clamping apparatus for replacement of insulator strings in ultra-high voltage transmission line

open access: yesThe Journal of Engineering, 2019
Aiming at the characteristics of closed fixtures such as large size, heavy weight and difficulty in high-altitude operation, this study proposed a design method to improve the clamping apparatus for replacement of insulator strings in the ultra-high ...
Bing Zhang   +6 more
doaj   +1 more source

Nuclear conversion theory: molecular hydrogen in non-magnetic insulators [PDF]

open access: yesRoyal Society Open Science, 2016
The hydrogen conversion patterns on non-magnetic solids sensitively depend upon the degree of singlet/triplet mixing in the intermediates of the catalytic reaction. Three main ‘symmetry-breaking’ interactions are brought together.
Ernest Ilisca, Filippo Ghiglieno
doaj   +1 more source

Spectral Subband Centroid Energy Vectors Algorithm and Artificial Neural Networks for Acoustic Emission Pattern Classification

open access: yesAdvances in Electrical and Computer Engineering, 2019
This work proposes and evaluates a methodology for monitoring and diagnosis of polymeric insulators in operation based on the parameterization of acoustic emissions (AE) created by corona and electrical surface discharges.
FLORENTINO, M. T. B.   +3 more
doaj   +1 more source

A Review on Real-Size Epoxy Cast Resin Insulators for Compact High Voltage Direct Current Gas Insulated Switchgears (GIS) and Gas Insulated Transmission Lines (GIL)—Current Achievements and Envisaged Research and Development

open access: yesEnergies, 2020
Due to the ever-increasing demand for electricity in the one hand and the environmental constraints to use clean energy on the other hand, the global production of energy from remote renewable sources, particularly from large hydropower plants and ...
Nabila Zebouchi, Manu. A. Haddad
doaj   +1 more source

Research on automatic location and recognition of insulators in substation based on YOLOv3

open access: yesHigh Voltage, 2019
With the development of a smart grid, the automatic location of power equipment is becoming a trend. In this study, a method for automatic location identification and diagnosis of external power insulation equipment based on YOLOv3 is proposed. This deep
Yunpeng Liu   +6 more
doaj   +1 more source

Spin pumping in ferromagnet-topological insulator-ferromagnetheterostructures [PDF]

open access: yes, 2015
Topological insulators (TIs) are enticing prospects for the future of spintronics due to their large spin-orbit coupling and dissipationless, counter-propagating conduction channels in the surface state.
Baker, A. A.   +8 more
core   +1 more source

High-Quality (0001) α-Ga2O3 Film Grown by Mist Chemical Vapor Deposition on (0001) α-Cr2O3 Template

open access: yesCrystals
A (0001) α-Ga2O3 film was grown by the mist chemical vapor deposition method on a (0001) α-Cr2O3 template (100 μm thick α-Cr2O3 layer formed on an α-Al2O3 substrate).
Kotono Yamada   +6 more
doaj   +1 more source

Numerical Simulation for Void Coalescence (Water Treeing) in XLPE Insulation of Submarine Composite Power Cables

open access: yesEnergies, 2020
Due to the growing demand for offshore renewable energy, the development of durable submarine power cables is critical. Submarine power cables are expected to have a service life of over 20 years.
Monssef Drissi-Habti   +3 more
doaj   +1 more source

Recent insights into the molecular mechanism of ubiquinol oxidation by cytochrome bc1

open access: yesFEBS Open Bio, EarlyView.
The review reflects on the mechanism of the catalytic reaction in cytochrome bc1: the electron bifurcation that involves the separation of two electrons derived from the quinol oxidation to opposite sides of the enzyme across the membrane. This review summarizes the long‐standing effort to understand the mechanism of quinol oxidation catalyzed by ...
Anna Wójcik‐Augustyn   +2 more
wiley   +1 more source

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