Results 101 to 110 of about 57,861 (293)

Transducers Across Scales and Frequencies: A System‐Level Framework for Multiphysics Integration and Co‐Design

open access: yesAdvanced Materials Technologies, EarlyView.
Transducers convert physical signals into electrical and optical representations, yet each mechanism is bounded by intrinsic trade‐offs across bandwidth, sensitivity, speed, and energy. This review maps transduction mechanisms across physical scale and frequency, showing how heterogeneous integration and multiphysics co‐design transform isolated ...
Aolei Xu   +8 more
wiley   +1 more source

Bulk PZT Cantilever Based MEMS Acoustic Transducer for Cochlear Implant Applications

open access: yesProceedings, 2017
This paper presents the first acoustic experimental results of a MEMS based bulk piezoelectric transducer for use in fully implantable cochlear implants (FICI).
Aziz Koyuncuoğlu   +6 more
doaj   +1 more source

Interaction of electronic current with hypersonic waves in solids Quarterly progress report no. 1, 1 Oct. - 31 Dec. 1963 [PDF]

open access: yes
Transducer applications of ultrasonic amplification in piezoelectric cadmium sulfide semiconductors at ultrahigh and microwave ...
Mayo, R. F.
core   +1 more source

3D Printed PEDOT:PSS‐Based Lattice Pressure Sensors With Tunable Electromechanical Response

open access: yesAdvanced Materials Technologies, EarlyView.
poly(3,4‐ethylenedioxythiophene): polystyrene sulfonate (PEDOT:PSS)‐based architected lattices are fabricated via single‐step Digital Light Processing (DLP) printing for tunable pressure sensing. Structural design variations allow precise control of sensitivity and range, while integrated conductivity eliminates post‐processing.
Ozan Karakaya   +9 more
wiley   +1 more source

Study on Dual-Stage Amplification Cascaded Piezoelectric Transducer for High-Power Applications

open access: yesArchives of Acoustics
To reduce the size and enhance the efficiency of cascaded sandwich transducers with conical horns, a novel structural configuration of such transducers is investigated.
Guo Li   +5 more
doaj   +1 more source

Chemically Doped Conductive Polymers for Wearable Health Monitoring

open access: yesAdvanced Materials Technologies, EarlyView.
Among conductive polymers, poly(3,4‐ethylenedioxythiophene):poly(styrenesulfonate) (PEDOT:PSS), polyaniline (PANI), and polypyrrole (PPy) are the most studied and applied. Chemical doping significantly boosts intrinsic conductivity and mechanical robustness.
Mengdi Zuo   +5 more
wiley   +1 more source

A theoretical investigation of 2-2 composite transducers with high shear attenuation in the passive phase [PDF]

open access: yes, 2007
This paper is about a theoretical investigation of 2-2 composite transducers with high shear attenuation in the passive phase. It was presented at the Étude de la propagation ultrasonore en milieux non homogènes en vue du contrôle non-destructif in ...
Hayward, G.   +3 more
core  

Recent Advances of Slip Sensors for Smart Robotics

open access: yesAdvanced Materials Technologies, EarlyView.
This review summarizes recent progress in robotic slip sensors across mechanical, electrical, thermal, optical, magnetic, and acoustic mechanisms, offering a comprehensive reference for the selection of slip sensors in robotic applications. In addition, current challenges and emerging trends are identified to advance the development of robust, adaptive,
Xingyu Zhang   +8 more
wiley   +1 more source

Numerical Study and Optimisation of a Novel Single-Element Dual-Frequency Ultrasound Transducer

open access: yesSensors, 2018
A dual-frequency ultrasound transducer (DFUT) is usually preferred for its numerous advantageous applications, especially in biomedical imaging and sensing.
Changhe Sun, Senlin Jiang, Yufei Liu
doaj   +1 more source

Smart Closed‐Loop Systems in Personalized Healthcare: Advances and Outlook

open access: yesAdvanced Materials Technologies, EarlyView.
A smart closed‐loop e‐textile integrates multimodal sensing, onboard processing, wireless communication, and wearable power to enable real‐time physiological/biochemical monitoring and feedback‐controlled therapy. ABSTRACT Smart textiles represent a revolutionary frontier in healthcare, seamlessly blending fabric and advanced technologies to create ...
Safoora Khosravi   +12 more
wiley   +1 more source

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