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cMUT technology developments

open access: yesZeitschrift Fur Medizinische Physik, 2023
Capacitive micromachined ultrasonic transducer (cMUT) technology has steadily advanced since its advent in the mid-1990’s. Though cMUTs have not supplanted piezoelectric transducers for medical ultrasound imaging to date, researchers and engineers are ...
Rob Van Schaijk
exaly   +5 more sources

Ultrasound‐On‐Chip With Semiconductor Silicon Chip Array for Transcutaneous Salivary Gland Injections: A Pilot Cadaver Study [PDF]

open access: yesLaryngoscope Investigative Otolaryngology
Objective Ultrasound (US) is a well‐established imaging modality for the evaluation of head and neck anatomy. The Butterfly iQ is a handheld ultrasound device that uses a semiconductor silicon chip array (capacitive micromachined ultrasound transducers ...
David Y. Goldrich   +4 more
doaj   +3 more sources

Investigation of New Accelerometer Based on Capacitive Micromachined Ultrasonic Transducer (CMUT) with Ring-Perforation Membrane [PDF]

open access: yesMicromachines
Capacitive micromachined ultrasonic transducer (CMUT) has been widely studied due to its excellent resonance characteristics and array integration. This paper presents the first study of the CMUT electrostatic stiffness resonant accelerometer. To improve
Yulong Liu, Gang Cao, Luhao Gou
exaly   +4 more sources

Systematic Review of Commercially Available Clinical CMUT-Based Systems for Use in Medical Ultrasound Imaging: Products, Applications, and Performance [PDF]

open access: yesSensors
An emerging alternative to conventional piezoelectric technologies, which continue to dominate the ultrasound medical imaging (US) market, is Capacitive Micromachined Ultrasonic Transducers (CMUTs). Ultrasound transducers based on this technology offer a
Davide Fontanarosa   +2 more
exaly   +4 more sources

Hybrid Cell Structure for Wideband CMUT: Design Method and Characteristic Analysis

open access: yesMicromachines, 2021
Capacitive micromachined ultrasonic transducer (CMUT) is an ultrasonic transducer based on the microelectromechanical system (MEMS). Wideband CMUT has good application prospects in ultrasonic imaging, ultrasonic identification, flow measurement, and ...
Wendong Zhang   +2 more
exaly   +3 more sources

Design and Finite Element Simulation of a Novel 3D-CMUT Device for Simultaneous Sensing of In-Plane and Out-of-Plane Displacements of Ultrasonic Guided Waves [PDF]

open access: yesSensors, 2023
In this study, we introduce a physical model of a three-dimensional (3D) guided wave sensor called 3D-CMUT, which is based on capacitive micro-machined ultrasonic transducers (CMUTs).
Sai Zhang   +5 more
doaj   +2 more sources

Research on Drive and Detection Technology of CMUT Multi-Array Transducers Based on MEMS Technology [PDF]

open access: yesMicromachines
This paper presents an ultrasonic driving and detection system based on a CMUT array using MEMS technology. Among them, the core component CMUT array is composed of 8 × 8 CMUT array elements, and each CMUT array element contains 6 × 6 CMUT units.
Chenyuan Li   +11 more
doaj   +2 more sources

Design and Evaluation of a Capacitive Micromachined Ultrasonic Transducer(CMUT) Linear Array System for Thickness Measurement of Marine Structures Under Varying Environmental Conditions [PDF]

open access: yesMicromachines
This paper presents the design, fabrication, and experimental evaluation of a capacitive micromachined ultrasonic transducer (CMUT) linear array for non-contact thickness measurement of marine engineering structures.
Changde He   +9 more
doaj   +2 more sources

Structural Optimization Design of the Dual-Layer CMUT with Low Power Consumption and High Ultrasonic Reception Performance [PDF]

open access: yesMicromachines
Capacitive micromachined ultrasonic transducers (CMUTs) have been widely applied in fields such as air-coupled ultrasonic nondestructive testing, gesture recognition, and 3D imaging. However, most current CMUTs struggle to simultaneously achieve both low
Jie Li   +9 more
doaj   +2 more sources

Pre-snapback mode operation of CMUT for enhanced acoustic performance [PDF]

open access: yesMicrosystems & Nanoengineering
Capacitive micromachined ultrasonic transducers (CMUTs) offer advantages over traditional piezoelectric devices for ultrasound applications, including broader bandwidth, miniaturization, and electronics integration, but are limited by low acoustic ...
Seyoung Park   +5 more
doaj   +2 more sources

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