Results 1 to 10 of about 121,024 (119)

Functionalized carbon nanotubes enabled flexible and scalable CO2 sensors

open access: yesCarbon Trends, 2023
The demand for CO2 detection steadily increases mainly due to the greenhouse effect caused by CO2 emission, which significantly impacts the environment.
Tianyi Liu   +12 more
doaj   +1 more source

DIA-TTS: Deep-Inherited Attention-Based Text-to-Speech Synthesizer

open access: yesEntropy, 2022
Text-to-speech (TTS) synthesizers have been widely used as a vital assistive tool in various fields. Traditional sequence-to-sequence (seq2seq) TTS such as Tacotron2 uses a single soft attention mechanism for encoder and decoder alignment tasks, which is
Junxiao Yu   +8 more
doaj   +1 more source

Efficient Pause Extraction and Encode Strategy for Alzheimer’s Disease Detection Using Only Acoustic Features from Spontaneous Speech

open access: yesBrain Sciences, 2023
Clinical studies have shown that speech pauses can reflect the cognitive function differences between Alzheimer’s Disease (AD) and non-AD patients, while the value of pause information in AD detection has not been fully explored.
Jiamin Liu   +8 more
doaj   +1 more source

Application Study in the Field of Solutions for the Monitoring Distribution Transformers of the Overhead Power Grid

open access: yesEnergies, 2021
This paper will present the development and application of overhead transformers of the distribution grid, as well as the different technologies used for the gathering of electrical quantities, in the field of a monitoring solution.
Tiago Rabelo Chaves   +4 more
doaj   +1 more source

Control Algorithm Design of a Force-Balance Accelerometer

open access: yesSensors, 2023
The force-balanced accelerometer (FBA), unlike other types of sensors, incorporates a closed-loop control. The efficacy of the system is contingent not solely on the hardware, but more critically on the formulation of the control algorithm.
Zhiqiang Liu   +4 more
doaj   +1 more source

Flexible Film Bulk Acoustic Resonator Based on Low-Porosity β-Phase P(VDF-TrFE) Film for Human Vital Signs Monitoring

open access: yesSensors, 2023
P(VDF-TrFE) is a promising material for flexible acoustic devices owing to its good piezoelectric performance and excellent stretchability. However, the high density of internal pores and large surface roughness of the conventional P(VDF-TrFE) results in
Zhentao Yu   +6 more
doaj   +1 more source

Rapid classification of micro-particles using multi-angle dynamic light scatting and machine learning approach

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
The rapid classification of micro-particles has a vast range of applications in biomedical sciences and technology. In the given study, a prototype has been developed for the rapid detection of particle size using multi-angle dynamic light scattering and
Xu He   +9 more
doaj   +1 more source

Effects of Atomization Injection on Nanoparticle Processing in Suspension Plasma Spray

open access: yesNanomaterials, 2016
Liquid atomization is applied in nanostructure dense coating technology to inject suspended nano-size powder materials into a suspension plasma spray (SPS) torch.
Hong-bing Xiong   +3 more
doaj   +1 more source

A Flexible Film Bulk Acoustic Resonator Based on β-Phase Polyvinylidene Fluoride Polymer

open access: yesSensors, 2020
This paper reports a novel flexible film bulk acoustic resonator (FBAR) based on β -phase polyvinylidene fluoride (PVDF) piezoelectric polymer.
Ting Wu   +11 more
doaj   +1 more source

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