Ionoacoustic application of an optical hydrophone to detect proton beam range in water.
Sign Up to like & getrecommendations! Published in 2022 at "Medical physics"
DOI: 10.1002/mp.16189
Abstract: BACKGROUND Proton range uncertainty has been the main factor limiting the ability of proton therapy to concentrate doses to tumors to their full potential. Ionoacoustic (IA) range verification is an approach to reducing this uncertainty… read more here.
Keywords: beam; beam range; proton beam; range ... See more keywords
Characterization and imaging of a hydrothermally active near-vertical fault zone in crystalline rocks based on hydrophone VSP data
Sign Up to like & getrecommendations! Published in 2019 at "Tectonophysics"
DOI: 10.1016/j.tecto.2018.11.015
Abstract: Abstract A shallow, hydrothermally active, fault zone embedded in fractured crystalline rocks of the Central Swiss Alps has been drilled and geophysically explored in view of its potential analogies to planned petrothermal reservoirs in the… read more here.
Keywords: fault zone; hydrothermally active; hydrophone; fault ... See more keywords
A bionic micro-electromechanical system piezo-resistive vector hydrophone that suppresses vibration noise
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Micromechanics and Microengineering"
DOI: 10.1088/1361-6439/ab3dd1
Abstract: For piezo-resistive sensors have outstanding low-frequency response, micro-electro-mechanical system (MEMS) piezo-resistive vector hydrophones play an important role in low-frequency sound waves measurements. However, their signal-noise ratio (SNR) can be decreased by vibration noise. The conventional… read more here.
Keywords: vibration noise; piezo resistive; vibration; resistive vector ... See more keywords
Directional hydrophone clusters reveal evasive responses of small cetaceans to disturbance during construction at offshore windfarms
Sign Up to like & getrecommendations! Published in 2023 at "Biology Letters"
DOI: 10.1098/rsbl.2022.0101
Abstract: Mitigation measures to disperse marine mammals prior to pile-driving include acoustic deterrent devices and piling soft starts, but their efficacy remains uncertain. We developed a self-contained portable hydrophone cluster to detect small cetacean movements from… read more here.
Keywords: hydrophone clusters; construction offshore; directional hydrophone; hydrophone ... See more keywords
MEMS flexible conformal hydrophone based on heterogeneous integration technology
Sign Up to like & getrecommendations! Published in 2024 at "Sensor Review"
DOI: 10.1108/sr-01-2024-0032
Abstract: Purpose Human-induced marine environmental noise, such as commercial shipping and seismic exploration, is concentrated in the low-frequency range. Meanwhile, low-frequency sound signals can achieve long-distance propagation in water. To meet the requirements of long-distance underwater… read more here.
Keywords: conformal hydrophone; heterogeneous integration; hydrophone; flexible conformal ... See more keywords
Design and implementation of a drumstick-shaped ciliated vector hydrophone
Sign Up to like & getrecommendations! Published in 2025 at "Sensor Review"
DOI: 10.1108/sr-03-2025-0153
Abstract: This paper aims to solve the problem of weak vector hydrophone detection ability and narrow working frequency band by developing a drumstick-shaped cilia MEME vector hydrophone (DSVH) through the optimization of the bionic cilia structure… read more here.
Keywords: drumstick shaped; vector hydrophone; hydrophone; cilia ... See more keywords
Design and simulation study of a MEMS-based three-dimensional combined hydrophone for UUV applications
Sign Up to like & getrecommendations! Published in 2025 at "Sensor Review"
DOI: 10.1108/sr-11-2024-0921
Abstract: Purpose This paper aims to present the design of a micro-electro-mechanical system (MEMS)-based three-dimensional combined vector hydrophone tailored for unmanned underwater vehicles (UUVs). The proposed design addresses the left-right ambiguity inherent in conventional MEMS hydrophones… read more here.
Keywords: dimensional combined; hydrophone; based three; three dimensional ... See more keywords
Optimal Hydrophone Placement Method of Bistatic Sonar Sensors for Tracking Underwater Targets
Sign Up to like & getrecommendations! Published in 2025 at "IEEE Internet of Things Journal"
DOI: 10.1109/jiot.2025.3568820
Abstract: This article considers how to improve the localization accuracy of a target in 3-D underwater environments using a set of sonar sensors. This research considers bistatic sonar sensors composed of one sound source and multiple… read more here.
Keywords: bistatic sonar; underwater environments; hydrophone; target ... See more keywords
Directionality of Tonal Components of Ship Noise Using Arctic Hydrophone Array Elements
Sign Up to like & getrecommendations! Published in 2025 at "IEEE Journal of Oceanic Engineering"
DOI: 10.1109/joe.2025.3553955
Abstract: The horizontal directionality of ship-radiated noise was estimated in the Canadian Arctic Archipelago using two 48-element bottom-mounted hydrophone arrays. Source levels (SL) were estimated using automated identification system data for distance and bearing with a… read more here.
Keywords: tonal components; array elements; directionality tonal; hydrophone ... See more keywords
Low-Frequency Fiber Optic Hydrophone Based on Ultra-Weak Fiber Bragg Grating
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Sensors Journal"
DOI: 10.1109/jsen.2023.3266357
Abstract: A winding low-frequency hydrophone based on ultra-weak fiber Bragg grating (UWFBG) was studied. Through analyzing the hydrophone principle and sensitivity factors, such as the material, radius, and thickness of the elastic cylindrical shell, the probe… read more here.
Keywords: inline formula; hydrophone; fiber; tex math ... See more keywords
A Very Low-Frequency 3-D Vector Hydrophone Based on an Electrochemical Vibration Sensor
Sign Up to like & getrecommendations! Published in 2025 at "IEEE Sensors Journal"
DOI: 10.1109/jsen.2025.3537610
Abstract: Typically, hydrophones are used to monitor hydroacoustic signals generated by ocean activity. However, it is challenging to achieve detection in the lower frequency bands with existing hydrophones due to their low sensitivity in the tens… read more here.
Keywords: vector hydrophone; vibration sensor; electrochemical vibration; hydrophone ... See more keywords