Results 91 to 100 of about 9,207 (319)

Ultrabroadband and Highly Sensitive Short‐Wave Infrared Molecular Fingerprinting via Acoustic MXene Plasmons

open access: yesAdvanced Science, EarlyView.
Acoustic plasmons in Ti3C2Tx MXene strongly compress infrared electromagnetic fields and enhance light–matter interactions at the nanoscale. This platform couples broadband plasmon excitations with molecular vibrations, enabling simultaneous sensing of high‐ and low‐frequency vibrational modes in ultrathin PMMA and graphene oxide films, and extending ...
Changhoon Park   +7 more
wiley   +1 more source

Film Bulk Acoustic Resonator Based on Zinc Oxide Thin Film

open access: yes, 2013
A piezoelectric thin film sandwiched between two metal electrodes is basic structure for high frequency bulk acoustic wave devices. For that propose, the RF magnetron sputtering deposition for piezoelectric ZnO film formation and its such application for
Sorli, Brice   +3 more
core  

Self‐Powered Bearing Sensing and Real‐Time Fault Diagnosis Enabled by Non‐Invasive Triboelectric Sensors and Edge AI Acceleration

open access: yesAdvanced Science, EarlyView.
This study achieves the synergistic integration of self‐powered sensing and edge AI acceleration to establish a real‐time fault diagnosis system. The proposed TENG‐based self‐powered bearing sensor (NSE‐TBS) and FPGA‐accelerated edge AI framework fundamentally break through the inherent limitations of conventional monitoring systems, including complex ...
Kehui Zhu   +7 more
wiley   +1 more source

Design and Analysis of Film Bulk Acoustic Resonator (FBAR) Filter for RF Applications

open access: yesInternational Journal of Engineering Business Management, 2012
The RF band pass filters are important for wireless communication applications. They can be realized using Thin Film Bulk Acoustic Resonator (TFBAR).TFBAR is designed using Aluminium Nitride (AlN) and electrodes of piezoelectric material are made with ...
P. Ramakoti Reddy, B. Chandra Mohan
doaj   +1 more source

Detection and discrimination of volatile organic compounds using a single film bulk acoustic wave resonator with temperature modulation as a multiparameter virtual sensor array.

open access: yesACS Sensors, 2019
This paper describes the detection and discrimination of volatile organic compounds (VOCs) using an e-nose system based on a multiparameter virtual sensor array (VSA), which consists of a single-chip temperature-compensated film bulk acoustic wave ...
Guang Zeng   +9 more
semanticscholar   +1 more source

Film bulk acoustic wave resonator-based high energy radiation detectors and methods using the same

open access: yes, 2014
The present invention relates generally to the detection of high energy radiation. The present invention relates more particularly to the film bulk acoustic wave resonator-based devices, and their use in the detection of high energy radiation. One aspect
Oiler, Jonathon Keith   +2 more
core  

Immunosensor utilizing a shear mode thin film bulk acoustic sensor

open access: yes, 2007
An AlN thin film electro-acoustic resonator has been fabricated employing a reactive sputtering process for the deposition of an AlN thin film with inclined c-axis for excitation of the shear mode for operation in liquid media.
Bjurström, Johan,   +3 more
core   +1 more source

Impedance‐Matched High‐Overtone Thickness‐Shear Bulk Acoustic Resonators With Scalable Mode Volume

open access: yesAdvanced Science, EarlyView.
A bottom‐electrode‐free high‐overtone bulk acoustic resonator is achieved by lateral excitation of antisymmetric thickness‐shear modes on a lithium‐niobate‐on‐silicon platform. Planar electrode geometry eliminates conventional loading along the resonance path and confines acoustic energy within the electrode gap.
Zi‐Dong Zhang   +7 more
wiley   +1 more source

Film bulk acoustic wave resonator-based ethanol and acetone sensors and methods using the same

open access: yes, 2014
The present invention relates generally to the detection of alcohol. The present invention relates more particularly to the film bulk acoustic wave resonator-based devices, and their use in the sensing of ethanol and/or acetone.
Qiu, Xiaotun, Yu, Hongyu
core  

Sensing characteristics of pure-shear film bulk acoustic resonator in viscous liquids

open access: yes, 2017
We presented a pure-shear film bulk acoustic resonator (FBAR) and investigated its sensing characteristics in viscous liquids. In the resonator, the electrodes were located on the surface of c-axis-oriented AlN film to generate the lateral electric ...
Peng Wang   +4 more
core   +1 more source

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