Results 41 to 50 of about 2,678,766 (294)

Ultra-Dense Nano- and Molecular-Electronic Circuits [PDF]

open access: yes, 2007
This thesis describes research towards the realization of large-scale, ultra-dense nanowire-based circuits. The primary means for the construction of such circuits is the superlattice nanowire pattern transfer (SNAP) technique.
Green, Jonathan Earl
core   +1 more source

Electric field driven quantum phase transition between band insulator and topological insulator [PDF]

open access: yes, 2009
We demonstrate theoretically that electric field can drive a quantum phase transition between band insulator to topological insulator in CdTe/HgCdTe/CdTe quantum wells.
Chang K (Chang Kai)   +4 more
core   +1 more source

Insulator Fault Detection in Aerial Images Based on Ensemble Learning With Multi-Level Perception

open access: yesIEEE Access, 2019
Insulator fault in the transmission lines is the main factor of power transmission accident. The images captured from the aerial inspection can be utilized to detect the fault of insulators for further maintenance.
Hao Jiang   +5 more
doaj   +1 more source

Tunneling based ten attomolar DNA biosensor

open access: yesAIP Advances, 2021
Early-stage detection prevents disease progression and complications in treatment procedures, especially for infectious diseases. This requires rapid and accurate sensing technologies and techniques that remove the need for expensive and time-consuming ...
Z. Mardy   +4 more
doaj   +1 more source

A Novel Data Augmentation Method for Improving the Accuracy of Insulator Health Diagnosis

open access: yesSensors, 2022
Performing ultrasonic nondestructive testing experiments on insulators and then using machine learning algorithms to classify and identify the signals is an important way to achieve an intelligent diagnosis of insulators.
Zhifeng Li   +4 more
doaj   +1 more source

Harmonic Generation in Metal-Insulator and Metal-Insulator-Metal Nanostructures

open access: yes, 2018
We report that the second and third harmonic signal reductions with insulator film surface coverage over a gold substrate gives a measure of the electron density in the spill out volume of the insulator, which is dubbed metal insulator gap states.
Imad Agha (14406609)   +8 more
core   +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

A Study of the Cleansing Effect of Precipitation and Wind on Polluted Outdoor High Voltage Glass Cap and Pin Insulator

open access: yesIEEE Access, 2022
In this work, the extent of natural cleansing effect of rainfall, wind and fog or a combination of these on an insulator string were investigated. Results showed that pollution losses progress with time, with a considerable fraction of losses occurring ...
Chibuike Ilomuanya   +2 more
doaj   +1 more source

Hydrogel platforms for 3D cardiac tissue engineering and fibrotic disease modelling

open access: yesFEBS Open Bio, EarlyView.
Hydrogel‐based cardiac tissue models are advancing our understanding of heart health and disease. By incorporating electrical conductivity, aligned structures, and tunable mechanical properties, these platforms better replicate the complex environment of native heart tissue.
Harrison Porritt   +2 more
wiley   +1 more source

Air‐Pressure–Actuated Vibroacoustic Metamaterial With Tunable Bandgap: Design, Modeling, and Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents the design, modeling, and characterization of air‐pressure–actuated programmable vibroacoustic metamaterials (PVAMM). The study focuses on leveraging air pressure to dynamically tune resonance frequencies for effective noise attenuation.
William Kaal   +2 more
wiley   +1 more source

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