Polyimide-Based High-Performance Film Bulk Acoustic Resonator Humidity Sensor and Its Application in Real-Time Human Respiration Monitoring [PDF]
Micromachines, 2022 Respiration monitoring is vital for human health assessment. Humidity sensing is a promising way to establish a relationship between human respiration and electrical signal.
Yusi Zhu +5 more
doaj +2 more sources
Enhancement of Quality Factors in a 6.5 GHz Resonator Using Mo/SiC Composite Microstructures [PDF]
MicromachinesThis study addresses the critical challenge of lateral acoustic wave energy leakage in high-frequency film bulk acoustic resonators (FBARs) and elucidates the reflection mechanism of acoustic waves at acoustic reflection boundaries.
Binghui Lin +8 more
doaj +2 more sources
RELAX-Jr: An Automated Pre-Processing Pipeline for Developmental EEG Recordings. [PDF]
Hum Brain MappRELAX‐Jr is a fully‐automated toolbox for cleaning EEG data recorded from children. It is freely available as a plugin for EEGLAB and includes a graphic user interface. It is expected to facilitate effective and unbiased artefact removal in neurodevelopmental datasets.
Hill AT +3 more
europepmc +2 more sources
5.5 GHz film bulk acoustic wave filters using thin film transfer process for WLAN applications [PDF]
Microsystems & NanoengineeringWireless local area network (WLAN) has gained widespread application as a convenient network access method, demanding higher network efficiency, stability, and responsiveness. High-performance filters are crucial components to meet these needs. Film bulk
Tingting Yang +8 more
doaj +2 more sources
Rational Design and Fabrication of MEMS Gas Sensors With Long-Term Stability: A Comprehensive Review. [PDF]
Adv Sci (Weinh)Recent advances in microelectromechanical systems (MEMS) gas sensors are reviewed, emphasizing strategies to enhance long‐term stability, including chemical modification of sensing films and device structural optimization. Key challenges and future opportunities are also highlighted.
Zhang C +6 more
europepmc +2 more sources
Integration of sol-gel frequency agile materials for tunable RF devices [PDF]
, 2012 This thesis focuses on the use of high permittivity tunable dielectrics and more specifically sol-gel ferroelectric thin films for low cost, high performance tunable devices such as varactors and filters at RF and microwave frequencies.
Fragkiadakis, Charalampos
core +7 more sources
2D α‐In2Se3 Flakes for High Frequency Tunable and Switchable Film Bulk Acoustic Wave Resonators
Advanced Electronic MaterialsTunable and switchable film bulk acoustic resonators (FBARs) with the capability of dynamically adjusting their resonant frequencies hold significant promise for advanced multi‐band radio frequency (RF) communication systems.
Jiayi Sun +4 more
doaj +2 more sources
Frontiers in Materials, 2021 Traditional radio frequency filters cannot meet the demands of miniaturization, high frequency operation, integration, and broadband capacity in new-generation communication system owing to their larger volumes. A thin film bulk acoustic resonator (FBAR)
Pingying Jiang +8 more
doaj +1 more source
Numerical Investigation of Phononic Crystal Based Film Bulk Acoustic Wave Resonators
Nanomaterials, 2021 Film bulk acoustic resonator (FBAR)-based filters have attracted great attention because they can be used to build high-performance RF filters with low cost and small device size.
Linhao Shi +5 more
doaj +1 more source
Fractal and Fractional, 2022 This paper presents the FEM modeling and simulation of a thin-film bulk acoustic resonator (FBAR) for a tetrachloroethene (PCE) gas-sensing application.
Bhargav Panchal +2 more
doaj +1 more source