Results 11 to 20 of about 7,249,875 (307)

FAST video series

open access: yes, 2014
Produced & directed a series of Families and Schools Together (FAST) videos. FAST has been recognized for its established track record of high retention rates (80%) of parents who are socially marginalized, and across languages, cultures, religion ...
McGorrian, T.   +1 more
core   +4 more sources

A Fast, Large-Stroke Electrothermal MEMS Mirror Based on Cu/W Bimorph

open access: yesMicromachines, 2015
This paper reports a large-range electrothermal bimorph microelectromechanical systems (MEMS) mirror with fast thermal response. The actuator of the MEMS mirror is made of three segments of Cu/W bimorphs for lateral shift cancelation and two segments of ...
Xiaoyang Zhang, Liang Zhou, Huikai Xie
doaj   +1 more source

The optimization of an electrochemical aptasensor to detect RBD protein S SARS-CoV-2 as a biomarker of COVID-19 using screen-printed carbon electrode/AuNP

open access: yesJournal of Electrochemical Science and Engineering, 2022
Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is the virus identified as the cause of the Coronavirus Disease 2019 (COVID-19) outbreak. The gold standard for detecting this virus is polymerase chain reaction (PCR).
Arum Kurnia Sari   +5 more
doaj   +1 more source

Fast Response Solar-Blind Photodetector with a Quasi-Zener Tunneling Effect Based on Amorphous In-Doped Ga2O3 Thin Films

open access: yesSensors, 2019
A high-performance solar-blind photodetector with a metal−semiconductor−metal structure was fabricated based on amorphous In-doped Ga2O3 thin films prepared at room temperature by radio frequency magnetron sputtering.
Mingzhi Fang   +9 more
doaj   +1 more source

Design, Modelling, and Analysis of a Capacitive Reservoir Based PWM Digital Circuit of Electro-Hydraulic Proportional Valve

open access: yesApplied Sciences, 2023
The high-speed and high-accuracy current control circuit is a key component for the high-performance electro-hydraulic proportional valve. In this paper, a new capacitive reservoir-based PWM digital circuit (CRPDC) is designed, modeled, and analyzed. The
Xin Liu, Xu Yang, Shizhen Li, Dong Liang
doaj   +1 more source

A Fast Response−Recovery 3D Graphene Foam Humidity Sensor for User Interaction

open access: yesSensors, 2018
Humidity sensors allow electronic devices to convert the water content in the environment into electronical signals by utilizing material properties and transduction techniques.
Yu Yu   +9 more
doaj   +1 more source

Fast-Response Flexible Temperature Sensors with Atomically Thin Molybdenum Disulfide

open access: yes, 2022
Real-time thermal sensing on flexible substrates could enable a plethora of new applications. However, achieving fast, sub-millisecond response times even in a single sensor is difficult, due to the thermal mass of the sensor and encapsulation.
Marc Jaikissoon (13168786)   +6 more
core   +1 more source

Fabrication of Lettuce-Like ZnO Gas Sensor with Enhanced H2S Gas Sensitivity

open access: yesCrystals, 2020
In this work, a lettuce-like ZnO gas sensor with high sensitivity for H2S detection was successfully fabricated by a one-step hydrothermal method. Characterization analysis of the phases, crystallinities, morphology, and chemical compositions indicated ...
Ziyang Yu   +7 more
doaj   +1 more source

Highly Efficient Van Der Waals Heterojunction on Graphdiyne toward the High‐Performance Photodetector

open access: yesAdvanced Science, 2023
Graphdiyne (GDY), a new 2D material, has recently proven excellent performance in photodetector applications due to its direct bandgap and high mobility.
Dinh Phuc Do   +14 more
doaj   +1 more source

Fast Response GaAs Photodetector Based on Constructing Electron Transmission Channel

open access: yesCrystals, 2021
Low-dimensional GaAs photodetectors have drawn a great deal of attention because of their unique absorption properties and superior responsivity. However, their slow response speed caused by surface states presents challenges.
Shuai Guo   +7 more
doaj   +1 more source

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