Results 71 to 80 of about 989,506 (303)

Comparison of fixation techniques in Vancouver type AG periprosthetic femoral fracture: a biomechanical study

open access: yesActa Orthopaedica et Traumatologica Turcica, 2020
Objective: The purpose of this study was to biomechanically compare cable, trochanteric grip plate, and locking plate techniques in Vancouver type AG fracture model in an in vitro test environment.
Kerim Sarıyılmaz   +5 more
doaj   +1 more source

Apparatus including a plurality of spaced transformers for locating short circuits in cables [PDF]

open access: yes, 1978
A cable fault locator is described for sensing faults such as short circuits in power cables. The apparatus includes a plurality of current transformers strategically located along a cable.
Cason, R. L., Mcstay, J. J.
core   +1 more source

Electric Field Determination in DC Polymeric Power Cable in the Presence of Space Charge [PDF]

open access: yes, 2007
The pulsed electroacoustic (PEA) technique was used to perform space charge measurements in polymeric power cables. However, for a practical dc power cable the electric field is affected by conductivity of the material, which is a function of both ...
Chen, George, Choo, Wilson
core   +1 more source

Thermodynamic Pathways of Nonequilibrium Solidification in Wire‐Arc Additive Manufacturing Fe‐Based Multicomponent Alloy Structures

open access: yesAdvanced Engineering Materials, EarlyView.
Geometry‐driven thermal behavior in wire‐arc additive manufacturing (WAAM) influences microstructural evolution during nonequilibrium solidification of a chemically complex Fe–Cr–Nb–W–Mo–C nanocomposite system. By comparing different deposits configurations, distinct entropy–cooling rate correlations, segregation, and carbide evolution are revealed ...
Blanca Palacios   +5 more
wiley   +1 more source

Automatic Power Optimization of a 44 Tbit/s Real-Time Transmission System over 1900 km G.654.E Fiber and Widened C+L Erbium-Doped Fiber Amplifiers Utilizing 400 Gbit/s Transponders

open access: yesPhotonics
Power unevenness, mainly induced by stimulated Raman scattering, has been a major problem in multi-band transmission systems, especially in the upcoming field-deployed 400 Gbit/s widened C band plus L band system for backbone long-haul and ultra-long ...
Anxu Zhang   +9 more
doaj   +1 more source

PLANT «YUZHCABLE WORKS»: MILESTONES OF THE ROAD (75 YEARS TO PLANT «YUZHCABLE WORKS»)

open access: yesElectrical engineering & Electromechanics, 2018
With the history of the creation and development of the Plant «Yuzhcable works», the formation of the national cable industry is connected. The enterprise is the flagship of the industry. Its production potential and the range of products demonstrate the
V. M. Zolotaryov
doaj   +1 more source

Rectangular configuration improves superconducting cable [PDF]

open access: yes, 1968
Superconducting cable for a cryogenic electromagnet with improved mechanical and thermal properties consists of a rectangular cross-sectioned combination of superconductor and normal conductor.
Foss, M., Laverick, C., Lobell, G.
core   +1 more source

Al–Cu Composite Casting of Laser‐Deoxidized Copper: Bonding, Interfacial Chemistry, and Thermal Conductivity

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser‐based oxide removal of Cu inserts in oxygen‐free conditions and examines long‐term oxidation kinetics and surface chemistry under different atmospheres via X‐ray photoelectron spectroscopy. Al–Cu compound casting with differently oxidized surfaces is performed, and intermetallic phase formation, morphology, and thermal ...
Timon Steinhoff   +9 more
wiley   +1 more source

Topological Dirac-vortex modes in a three-dimensional photonic topological insulator

open access: yesNature Communications
Recently, topological Dirac-vortex modes in Kekulé-distorted photonic lattices have attracted broad interest and exhibited promising applications in robust photonic devices such as topological cavities, lasers, and fibers.
Bei Yan   +10 more
doaj   +1 more source

Assessment of Cooling Conditions of Thermoplastic Insulation and Uniformity of Breakdown Strength for Medium-Voltage Direct Current Extruded Cable Insulation

open access: yesEnergies
Research has been conducted on medium-voltage direct current (MVDC) to address the limited transmission capacity of existing AC power transmission lines and to achieve efficient integration of renewable energy sources.
Keon-Hee Park   +3 more
doaj   +1 more source

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