Results 121 to 130 of about 131,837 (308)

Twisted MoS2 Bilayers as Functional Elements in Memtransistors: Hysteresis, Optical Signatures, and Photocurrent Kinetics

open access: yesAdvanced Electronic Materials, EarlyView.
ABSTRACT Layered 2D materials are considered as promising for memristive applications due to their ultimate vertical scalability compared to conventional semiconductor films and pronounced hysteresis properties. Bias‐resolved Raman and Photoluminescence mapping is used to quantify strain from phonon shifts and carrier density from the exciton‐trion ...
Vladislav Kurtash   +4 more
wiley   +1 more source

A Setup for Preparation of Glass-Carbon Coatings on TiO2-Nb2O5 Intended for Hip Joint Prostheses

open access: yesThe Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, 2010
A setup for preparation of glass-carbon coatings on TiO2-Nb2O5 ceramic materials, intended for implants for surgery of hip joint prostheses, is described. The setup described consists of vacuum tight ceramic chamber; programmable high temperature furnace
Jordan GEORGIEV   +3 more
doaj  

Durability and service life of concrete repairs in the presence of cracks [PDF]

open access: yes, 2010
Engineered Cementitious Composite (ECC) has been proposed to be one of the most promising repair materials due to its unique high ductility and tight crack width control.
van Breugel, Klaas   +2 more
core  

CsPbBr3–Nanodiamonds Hybrid Wafers for Mechanically Robust, High‐Performance X‐Ray Detection

open access: yesAdvanced Electronic Materials, EarlyView.
NDs‐engineered CsPbBr3 hybrid wafers, fabricated via scalable solid‐state grinding and cold pressing, utilize trace NDs to regulate mechanochemical conversion, promote heterogeneous nucleation, bridge grain boundaries, and passivate interfacial defects. The optimized wafer exhibits dense microstructures, improved charge transport, reduced dark current,
Yanan Gong   +11 more
wiley   +1 more source

Chimneys and Fireplaces [PDF]

open access: yes, 1945
Discusses chimney and fireplace design with an emphasis on safety and reducing ...
Harris, Warren Skinner   +3 more
core  

Hybrid Heterostructures of Nanostructured Si Membrane and MoS2 for Self‐Powered Photodetectors

open access: yesAdvanced Electronic Materials, EarlyView.
A scalable MoS2/Si nanomesh vertical heterostructure is developed for self‐powered photodetection. The nanostructured junction enhances conductivity, expands the active heterointerface, and enables a transition from photovoltaic to avalanche‐assisted operation, delivering markedly improved photoresponse over planar counterparts.
Jingying Liu   +8 more
wiley   +1 more source

Numerical Study and Structural Optimization of Water-Wall Temperature-Measurement Device for Ultra-Supercritical Boiler

open access: yesSensors
The temperature of the water wall in the furnace chamber is extremely important for the daily operation of a boiler. Considering the high temperature and dusty environment in the furnace, a temperature measurement device mainly composed of four parts ...
Zifu Shi, Pei Li, Yonggang Zhou, Song Ni
doaj   +1 more source

The Use of Contact Heat Generators of the New Generation for Heat Production [PDF]

open access: yes, 2016
We substantiated the need for searching for, and realization of, fundamentally new approaches, using more efficient physical, heat-mass-exchanging and aerodynamic processes, which will make it possible to improve energy effectiveness and ecological ...
Daschenko, O. (Olga)   +4 more
core  

Microstructured Tactile Sensors With Bismuth Telluride Coatings for Vibration Detection

open access: yesAdvanced Electronic Materials, EarlyView.
The study reports a high‐performance piezoresistive vibration sensor (PVS) based on a Bi₀.5Sb₁.5Te3 functional layer on a PDMS microstructured substrate. The device exhibits high sensitivity (0.24 kPa−1), fast response, and excellent durability over 10 000 cycles.
Yikun Liu   +8 more
wiley   +1 more source

Thermophysical and transport properties of high temperature energy storage materials [PDF]

open access: yes
Thermophysical and transport properties of high temperature energy storage ...
Chang, H., Sharma, R. A.
core   +1 more source

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