Microstructure and mechanical properties of stress-tailored piezoelectric AlN thin films for electro-acoustic devices
Sign Up to like & getrecommendations! Published in 2017 at "Applied Surface Science"
DOI: 10.1016/j.apsusc.2017.02.147
Abstract: Abstract Nanoindentation measurements along with atomic force microscopy, X-ray diffraction, and residual stress analyses on the basis of Raman measurements have been performed to characterize stress-tailored AlN thin films grown using reactive RF magnetron sputtering.… read more here.
Keywords: stress tailored; thin films; aln thin; stress ... See more keywords
Topology optimization for enhancing the acoustical and thermal characteristics of acoustic devices simultaneously
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Sound and Vibration"
DOI: 10.1016/j.jsv.2017.04.027
Abstract: Abstract In this study, an optimal design method was developed using topology optimization for an acoustic device in the presence of temperature gradient. Although acoustic properties were strongly affected by temperature distribution, many topology optimization… read more here.
Keywords: acoustical thermal; topology; topology optimization; acoustic devices ... See more keywords
Smart embedded passive acoustic devices for real-time hydroacoustic surveys
Sign Up to like & getrecommendations! Published in 2018 at "Measurement"
DOI: 10.1016/j.measurement.2018.05.030
Abstract: Abstract This paper describes cost-efficient, innovative and interoperable ocean passive acoustics sensors systems, developed within the European FP7 project NeXOS (Next generation Low-Cost Multifunctional Web Enabled Ocean Sensor Systems Empowering Marine, Maritime and Fisheries Management)… read more here.
Keywords: smart embedded; real time; time; embedded passive ... See more keywords
AlN piezoelectric thin films for energy harvesting and acoustic devices
Sign Up to like & getrecommendations! Published in 2018 at "Nano Energy"
DOI: 10.1016/j.nanoen.2018.06.062
Abstract: Abstract Aluminum nitride (AlN) thin films are widely investigated due to their unique physical properties and applications in energy harvesting devices, ultrasonic transducers, microelectronics, high-frequency wide band communications, and power semiconductor devices. This article reviews… read more here.
Keywords: thin films; energy; aln; harvesting acoustic ... See more keywords
Bioinspired Multiresonant Acoustic Devices Based on Electrospun Piezoelectric Polymeric Nanofibers
Sign Up to like & getrecommendations! Published in 2020 at "ACS Applied Materials & Interfaces"
DOI: 10.1021/acsami.0c09238
Abstract: Cochlear hair cells are critical for the conversion of acoustic into electrical signals and their dysfunction is a primary cause of acquired hearing impairments, which worsen with aging. Piezoelectric materials can reproduce the acoustic-electrical transduction… read more here.
Keywords: bioinspired multiresonant; multiresonant acoustic; based electrospun; acoustic electrical ... See more keywords
HearLiquid: Nonintrusive Liquid Fraud Detection Using Commodity Acoustic Devices
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Internet of Things Journal"
DOI: 10.1109/jiot.2022.3144427
Abstract: Liquid fraud has plagued people with huge health risks. Liquid fraud detection can help to reduce the risk of liquid hazards. However, existing systems that use biochemical tools or radio frequency signals for liquid sensing… read more here.
Keywords: liquid fraud; fraud detection; detection; acoustic devices ... See more keywords