Results 51 to 60 of about 324,266 (197)

A batch fabricated capacitive pressure sensor with an integrated Guyton capsule for interstitial fluid pressure measurement [PDF]

, 2011
In this paper, we present the design, fabrication and test of a batch fabricated capacitive pressure sensor with an integrated Guyton capsule for interstitial fluid pressure measurement.
Ziaie, Babak, Babak Ziaie, Benjamin Fogle, Maleki, Teimour, Teimour Maleki, Fogle, Benjamin   +5 more
core   +1 more source

Use of Supporting Post Width to Increase the CMUT’s Resonant Frequency

IEEE Access, 2022
A new method is proposed to increase the resonant frequency of a Capacitive Micromachined Ultrasonic Transducer (CMUT) device while keeping the radii unchanged for devices fabricated by sacrificial release (SR) method.
Jiujiang Wang, Sio Hang Pun, Yuanyu Yu, Yihe Liu, Ching-Hsiang Cheng, Kin Fong Lei, Shuang Zhang, Peng Un Mak, Mang I Vai   +8 more
doaj   +1 more source

A micro ultrasonic motor using a micro-machined cylindrical bulk PZT transducer [PDF]

, 2006
In this paper, a micro ultrasonic motor using a micro-machined bulk piezoelectric transducer is introduced. The cylindrical shaped bulk piezoelectric transducer, a diameter of 0.8 mm and a height of 2.2 mm, was developed as stator transducer for ...
Morita, Takeshi, Suzumori, Koichi, Kanda, Takefumi, Kurosawa, Minoru Kuribayashi, Makino, Akira, Ono, Tomohisa   +5 more
core   +1 more source

Capacitive micromachined ultrasonic transducer with an open-cells structure

, 2005
The capacitive micromachined ultrasonic transducer (cMUT) has proved to be a viable alternative to the classical piezoelectric transducer in many practical applications like medical diagnostic and non-destructive testing.
Cianci E, PAPPALARDO, Massimo, Caronti A, Savoia A, CALIANO, Giosue', Foglietti V   +5 more
core   +2 more sources

Hexagonal Capacitance Micromachined Ultrasonic Transducer

2008 International Conference on Computing, Communication and Networking, 2008
Capacitive Micromachined Ultrasonic Transducers (CMUTs), introduced about few decades ago, have been shown to be a good alternative to conventional piezoelectric transducers in various aspects, such as sensitivity, transduction efficiency, and bandwidth.
Shailendra Kumar Tiwari, B.S. Satyanarayana, A. Gopalkrishna Pai, Kunal K. Trivedi, N. S. Rahul, Pratyush Sahay   +5 more
openaire   +2 more sources

Neuromorphic Near‐Sensor and In‐Sensor Computing Enabled by Next‐Generation Material‐Based Sensors

Advanced Science, EarlyView.
This Review presents a structural framework that classifies neuromorphic sensing into near‐sensor and in‐sensor architectures, clarifying physical coupling between sensing and computation. The framework connects neural and synaptic device functions with recent advances in optical, mechanical, and chemical sensing, compares energy consumption and ...
Su Yeon Jung, Gwang Ya Kim, Sejin Kim, Hyunjong Seo, Se Gi Lee, Sang Min Won, Dongjoon Rhee, Joohoon Kang   +7 more
wiley   +1 more source

Capacitive Micromachined Ultrasonic Transducers (CMUT) Utilized as Tactile Sensors

, 2021
S.257-262In this paper, Fraunhofer IPMS utilized its capacitive micromachined ultrasonic transducer(CMUT) technology for the evaluation of highly sensitive tactile sensors.
Köble, S., Christoph Urbahn, Koch, S.G., Krenkel, M., Urbahn, C., Marcel Krenkel, Soren Koble, Sandro G. Koch   +7 more
core   +1 more source

Review of Gastrointestinal Capsule Robots: Materials, Actuation, Diagnostics, and Therapeutics

Advanced Science, EarlyView.
This review examines gastrointestinal capsule robots through a systems engineering lens, covering shell materials, actuation and localization strategies, diagnostic modalities, therapeutic interventions, and commercialization status. By mapping the complete technological chain from fabrication to clinical deployment, this work identifies critical gaps ...
Zengsheng Li, Zhongguo Ren, Yiliang Lin, Xianfeng Xia, Tianlong Li, Kai Fung Chan, Philip Wai Yan Chiu, Wei Peng Yong, Mengmeng Sun   +8 more
wiley   +1 more source

MOSAIC: An integrated ultrasonic 2-D array system [PDF]

, 2007
An investigation into the development of an ultrasound imaging system capable of customization for multiple applications via the tessellation of in-system programmable scalable modules, or tiles, is presented here.
D.R.S. Cumming, S. Triger, J.-F. Saillant, Saillant, J-F., J. Wallace, S. Cochran, Wallace, J., Cumming, D.R.S., Triger, S., Cochran, S.   +9 more
core   +1 more source

Fast sound field characterization of beamforming capable capacitive micromachined ultrasonic transducer (CMUT) arrays by refracto-vibrometry

, 2023
We introduce a time-optimized setup based on refracto-vibrometry for the purpose of scanning the sound field of capacitive micromachined ultrasonic transducer (CMUT) arrays primarily for the qualification of their beamforming capability. In comparison to
Zankl, Tobias, Fischer, Christoph, Peller, Sebastian, Bierl, Rudolf   +3 more
core   +1 more source