Results 81 to 90 of about 749,316 (193)

The Role of Silicon Technology in Organ‐On‐Chip: Current Status and Future Perspective

open access: yesAdvanced Materials Technologies, Volume 10, Issue 9, May 6, 2025.
This review explores the potential of silicon micro‐nanofabrication technologies in advancing organ‐on‐chip systems. The integration of actuation and sensing modalities, highlight emerging technologies is discussed for combining silicon‐based and polymer‐based components, and emphasize the need for robust, high‐throughput, and customizable organ‐on ...
Frøydis Sved Skottvoll   +2 more
wiley   +1 more source

Volumetric real-time imaging using a CMUT ring array [PDF]

open access: yesIEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, 2012
A ring array provides a very suitable geometry for forward-looking volumetric intracardiac and intravascular ultrasound imaging. We fabricated an annular 64-element capacitive micromachined ultrasonic transducer (CMUT) array featuring a 10-MHz operating frequency and a 1.27-mm outer radius.
Jung Woo, Choe   +7 more
openaire   +2 more sources

Wearable Ultrasound Devices for Biomedical Applications

open access: yesFlexTech, Volume 1, Issue 1, Page 35-43, March 2025.
ABSTRACT Wearable devices possess excellent flexibility and can conform to irregular surfaces, extensively changing human healthcare fields. Ultrasonic technology, with its extensive penetration depth, nondestructive nature, and versatile functionalities, has been widely applied in the diagnosis and treatment of various diseases.
Muyao Wang   +3 more
wiley   +1 more source

Detection of Foodborne Pathogens Through Volatile Organic Compounds Sensing via Metal Oxide Gas Sensors

open access: yesAdvanced Sensor Research, Volume 4, Issue 1, January 2025.
Detection of foodborne pathogens using Metal Oxide Gas Sensors relies on capturing Volatile Organic Compounds (VOCs) emitted by pathogens at their lower concentrations. Metal oxide based sensors can detect unique VOC signatures with high sensitivity, selectivity and low LOD, enabling rapid and precise identification of harmful microorganisms in food ...
Shiv Dutta Lawaniya   +3 more
wiley   +1 more source

Forward-looking IVUS imaging using an annular-ring CMUT array

open access: yes, 2005
A 64-element, 1.15mm diameter annular-ring CMUT array was characterized and used for forward-looking IVUS imaging tests. The array was manufactured using low temperature processes suitable for CMOS electronics integration on a single chip.
Karaman, Mustafa   +2 more
core   +1 more source

Triggerable Patches for Medical Applications

open access: yesAdvanced Materials, Volume 36, Issue 35, August 28, 2024.
Externally triggerable patches are attractive and versatile tools enabling several medical applications. In this review, their main working mechanisms are discussed, highlighting the role of the triggering stimuli in the control of therapeutic action. The broad potential of these devices is explored, while also reviewing the current open challenges in ...
Sofia Sirolli   +3 more
wiley   +1 more source

Volumetric ultrasound imaging using 2-D CMUT arrays

open access: yesIEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control, 2003
Recently, capacitive micromachined ultrasonic transducers (CMUTs) have emerged as a candidate to overcome the difficulties in the realization of 2-D arrays for real-time 3-D imaging. In this paper, we present the first volumetric images obtained using a 2-D CMUT array.
Oralkan, Ömer   +6 more
openaire   +2 more sources

High‐frequency photoacoustic and ultrasound imaging for skin evaluation: Pilot study for the assessment of a chemical burn

open access: yesJournal of Biophotonics, Volume 17, Issue 7, July 2024.
A multispectral high‐frequency, linear array‐based photoacoustic/ultrasound (PAUS) probe is developed and implemented for the imaging of rat skin in vivo. This study seeks to demonstrate the probe capabilities for visualizing the skin and its underlying structures, and for monitoring changes in skin structure and composition during a 5‐day course of a ...
Juliana Benavides‐Lara   +3 more
wiley   +1 more source

An Emerging Era: Conformable Ultrasound Electronics

open access: yesAdvanced Materials, Volume 36, Issue 8, February 22, 2024.
Piezoelectric‐based conformable ultrasound electronics (cUSE) are intensively studied due to their unique capabilities for various applications. This review provides a comprehensive understanding of cUSE for use in biomedical and healthcare monitoring systems, as well as a synopsis of its recent advancements.
Lin Zhang   +4 more
wiley   +1 more source

A MEMS Planar Fresnel Lens for CMUT Array [PDF]

open access: yes
This thesis presents a Microelectromechanical Systems (MEMS) planar Fresnel lens for use with a Capacitive Micromachined Ultrasonic Transducer (CMUT) array for high-resolution cardiac diagnostic imaging applications.
Upadhyay, Shivani Nilesh
core   +1 more source

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