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pro vyhledávání: '"cmut"'
Akademický článek
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Publikováno v:
Mìkrosistemi, Elektronìka ta Akustika, Vol 29, Iss 2 (2024)
Starting from an overview of historical aspects of biomedical ultrasound development and its application areas, as well as the brief description of state-of-the art microfabrication technologies, used for capacitive and piezoelectrical micromachined
Externí odkaz:
https://doaj.org/article/54a9d824f0074a97a5e7ffeadb268e8c
Publikováno v:
IEEE Access, Vol 12, Pp 156412-156419 (2024)
Two sets of multiple moving membrane capacitive micromachined ultrasonic transducers (M3-CMUTs) are designed and fabricated for a range of middle membrane radii, from 35 – $49~\mu $ m and 34 – $44~\mu $ m. All other design parameters were kept id
Externí odkaz:
https://doaj.org/article/91cc219f1ec449718c7f4c4b07071245
Autor:
Elisabetta Moisello, Lara Novaresi, Eshani Sarkar, Piero Malcovati, Tiago L. Costa, Edoardo Bonizzoni
Publikováno v:
IEEE Access, Vol 12, Pp 18640-18657 (2024)
Piezoelectric Micromachined Ultrasonic Transducers (PMUT) and Capacitive Micromachined Ultrasonic Transducers (CMUT) have seen great developments in recent years, both in terms of performance and scope of applications within the biomedical ultrasound
Externí odkaz:
https://doaj.org/article/c1d5e52106f44ead874970535f58d4c1
Autor:
Amir Gholampour, Camilo Cano, Marc R.H.M. van Sambeek, Richard Lopata, Min Wu, Hans-Martin Schwab
Publikováno v:
Photoacoustics, Vol 37, Iss , Pp 100598- (2024)
Photoacoustic imaging creates light-induced ultrasonic signals to provide valuable information on internal body structures and tissue morphology non-invasively. A multi-aperture photoacoustic imaging (MP-PAI) system is an improvement over conventiona
Externí odkaz:
https://doaj.org/article/acb20d41e7634661b0eee90882288ce3
Autor:
Tamzid Ibn Minhaj, Muhammetgeldi Annayev, Oluwafemi J. Adelegan, Ali Önder Biliroğlu, Feysel Yalçın Yamaner, Ömer Oralkan
Publikováno v:
Micromachines, Vol 15, Iss 9, p 1106 (2024)
In a recent study using 3-D fullwave simulations, it was shown for a nonhuman primate model that a helmet-shaped 3D array of 128 transducer elements can be assembled for neurostimulation in an optimized configuration with the accommodation of an imag
Externí odkaz:
https://doaj.org/article/26ded5e7fe0548298eb10e23e0734eea
Autor:
Carl D. Herickhoff, Rob van Schaijk
Publikováno v:
Zeitschrift für Medizinische Physik, Vol 33, Iss 3, Pp 256-266 (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
Externí odkaz:
https://doaj.org/article/0ebecd75c71c45bb9f7481d63c16c5af
Publikováno v:
Sensors, Vol 24, Iss 10, p 3155 (2024)
In this study, we propose a method for optimizing the design of CMUT sensors using genetic algorithms. Existing CMUT sensors face frequency response and sensitivity limitations, necessitating optimization to enhance their sensing performance. Traditi
Externí odkaz:
https://doaj.org/article/8eb13de9af2b4701a0e7e6d2a60fb157
Akademický článek
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Publikováno v:
Journal of Innovative Optical Health Sciences, Vol 16, Iss 05 (2023)
Photoacoustic microscopy (PAM), due to its deep penetration depth and high contrast, is playing an increasingly important role in biomedical imaging. PAM imaging systems equipped with conventional ultrasound transducers have demonstrated excellent im
Externí odkaz:
https://doaj.org/article/ed74a4801da341b692926fe873ce836c