Results 81 to 90 of about 2,678,766 (294)

Optoelectronic Synaptic Devices Using Molecular Telluride Phase‐Change Inks for Three‐Factor Learning

open access: yesAdvanced Functional Materials, EarlyView.
Optoelectronic synaptic devices based on solution‐processed molecular telluride GST‐225 phase‐change inks are demonstrated for three‐factor learning. A global optical signal broadcast through a silicon waveguide induces non‐volatile conductance updates exclusively in locally electrically flagged memristors.
Kevin Portner   +14 more
wiley   +1 more source

Fully Additive Vertical Organic Electrochemical Transistors on Renewable and Compostable Substrates Enable Ultrasensitive Bioelectronics

open access: yesAdvanced Functional Materials, EarlyView.
Fully additive vertical organic electrochemical transistors (vOECTs) with channel‐length of 226 nm on a 50 µm compostable substrate achieve >106 current modulation and ∼36 mS transconductance. Ion‐selective integration enables 1.1 mA dec−1 sensitivity and 36 µm detection limit, highlighting a scalable platform for sustainable electronics and ...
Giulia Frusconi   +3 more
wiley   +1 more source

Covered conductor burn-down prevention for distribution line in Indonesia

open access: yesMATEC Web of Conferences, 2018
Covered conductor (CC) is used to resolve temporary line to ground fault in the distribution line. However, some cases of CC burn down were found in Indonesia.
Pramana Putu Agus Aditya   +3 more
doaj   +1 more source

Verification of insulation tests for traction motors

open access: yesElectrical Engineering in Japan, 1997
More than 30,000 thousand dc motors are used by the Japan Railway group companies alone as traction motors for railway vehicles. Insulation breakdown of armatures is one of the most important problems in traction motors. Therefore, various insulation tests are carried out for each motor in overhaul. The methods for insulation tests were determined more
Hata, Hiroshi   +2 more
openaire   +1 more source

Coupling between subwavelength nano-slits lattice modes and metal-insulator-graphene cavity modes: A semi-analytical model

open access: yes, 2019
We present a semi-analytical model of the resonance phenomena occurring in a hybrid system made of a 1D array of periodic subwavelength slits deposited on an insulator/graphene layer.
Maha Benrhouma (17504544)   +4 more
core   +1 more source

Advances in Sustainable and Wearable Textile Based Soft Robotics

open access: yesAdvanced Functional Materials, EarlyView.
This Review examines advances in wearable textile‐based soft robotics, focusing on sustainable materials, integrated sensing, and scalable actuation. It discusses manufacturing and system integration across healthcare, assistive robotics, prosthetics, and human–machine interfaces, and highlights key challenges in circular design, including life‐cycle ...
Zahir Abbas   +6 more
wiley   +1 more source

Enhancing Insulator-Defect Detection in Transmission Lines with the Latest YOLO Object Detection Models [PDF]

open access: yes
This study investigates the application of the YOLOv8, YOLOv9, and YOLOv10 object detection models for detecting defects in transmission line insulators using the Insulator Defect Image Dataset (IDID).
Liu, Qingzhong   +1 more
core   +1 more source

Erasable diffractive grating couplers in silicon on insulator for wafer scale testing [PDF]

open access: yes, 2014
Unlike electronic integrated circuits, robust systems are not widely available for effectively testing optical integrated circuits at intermediate points on a waveguide, without introducing substantial losses into the devices.
Payne, D.N.R.   +21 more
core   +1 more source

Bio‐Inspired Synthesis of Macroporous Single Crystal Particles as Scattering Agents

open access: yesAdvanced Functional Materials, EarlyView.
A general strategy is presented that delivers unique, single‐crystal microparticles that combine submicron macroporosity and uniform particle shapes. A bioinspired approach is used to occlude three distinct types of additives – polystyrene microspheres, polymer vesicles and amino acids – within calcite single crystals, and subsequent thermal annealing ...
Stephanie E. Foster   +11 more
wiley   +1 more source

Discharge Phenomenon of a 500 kV Double Tension Porcelain Insulator String

open access: yesZhongguo dianli
The mechanism of this phenomenon was studied with a double tension porcelain insulator strings in a 500 kV converter station. Experiments including resistance testing and cross-sectional staining were conducted, and a simulation model of double insulator
Yang CHENG   +6 more
doaj   +1 more source

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