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Experimental techniques for the visualization of the acoustic fields radiating from brass musical instruments

Research output: Chapter in Book/Report/Conference proceedingConference contribution

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Experimental techniques for the visualization of the acoustic fields radiating from brass musical instruments. / López-Carromero, Amaya; Kemp, Jonathan Andrew; Campbell, Murray.

PROCEEDINGS OF THE 174TH MEETING OF THE ACOUSTICAL SOCIETY OF AMERICA. Acoustical Society of America, 2017.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Harvard

López-Carromero, A, Kemp, JA & Campbell, M 2017, Experimental techniques for the visualization of the acoustic fields radiating from brass musical instruments. in PROCEEDINGS OF THE 174TH MEETING OF THE ACOUSTICAL SOCIETY OF AMERICA. Acoustical Society of America, THE 174TH MEETING OF THE ACOUSTICAL SOCIETY OF AMERICA, New Orleans, United States, 4/12/17.

APA

López-Carromero, A., Kemp, J. A., & Campbell, M. (2017). Experimental techniques for the visualization of the acoustic fields radiating from brass musical instruments. In PROCEEDINGS OF THE 174TH MEETING OF THE ACOUSTICAL SOCIETY OF AMERICA Acoustical Society of America.

Vancouver

López-Carromero A, Kemp JA, Campbell M. Experimental techniques for the visualization of the acoustic fields radiating from brass musical instruments. In PROCEEDINGS OF THE 174TH MEETING OF THE ACOUSTICAL SOCIETY OF AMERICA. Acoustical Society of America. 2017

Author

López-Carromero, Amaya ; Kemp, Jonathan Andrew ; Campbell, Murray. / Experimental techniques for the visualization of the acoustic fields radiating from brass musical instruments. PROCEEDINGS OF THE 174TH MEETING OF THE ACOUSTICAL SOCIETY OF AMERICA. Acoustical Society of America, 2017.

Bibtex - Download

@inproceedings{38bddff01d8b4801b67505fa955902b5,
title = "Experimental techniques for the visualization of the acoustic fields radiating from brass musical instruments",
abstract = "Radiation from brass instrument bells under artificial excitation can be visualized using a number of experimental techniques. In this work, we present two different approaches: Schlieren optical imaging using a high speed camera and acoustic 2D scanning using a linear microphone array. The potentials and limitations of both methods, as well as their methodological requirements, are discussed. Examples of measurements on several instruments are presented. Schlieren optical imaging is applicable for the detection of large amplitude wavefronts formed by nonlinear wave steepening and is this is particularly sensitive to the high frequencies that form within these waves. The 2D scanning linear microphone array on the other hand can, in principle, measure all frequencies and the use of the exponential sine sweep method allows any nonlinear behaviour (in the loudspeaker and microphone or in the air) to be removed to get an accurate measurement of the linear radiation field for any frequency of choice within the measurement bandwidth.",
author = "Amaya L{\'o}pez-Carromero and Kemp, {Jonathan Andrew} and Murray Campbell",
note = "Abstract published in The Journal of the Acoustical Society of America 142, 2544 (2017) https://doi.org/10.1121/1.5014298; THE 174TH MEETING OF THE ACOUSTICAL SOCIETY OF AMERICA ; Conference date: 04-12-2017 Through 08-12-2017",
year = "2017",
month = oct,
language = "English",
booktitle = "PROCEEDINGS OF THE 174TH MEETING OF THE ACOUSTICAL SOCIETY OF AMERICA",
publisher = "Acoustical Society of America",
address = "United States",
url = "https://acousticalsociety.org/174th_meeting/",

}

RIS (suitable for import to EndNote) - Download

TY - GEN

T1 - Experimental techniques for the visualization of the acoustic fields radiating from brass musical instruments

AU - López-Carromero, Amaya

AU - Kemp, Jonathan Andrew

AU - Campbell, Murray

N1 - Abstract published in The Journal of the Acoustical Society of America 142, 2544 (2017) https://doi.org/10.1121/1.5014298

PY - 2017/10

Y1 - 2017/10

N2 - Radiation from brass instrument bells under artificial excitation can be visualized using a number of experimental techniques. In this work, we present two different approaches: Schlieren optical imaging using a high speed camera and acoustic 2D scanning using a linear microphone array. The potentials and limitations of both methods, as well as their methodological requirements, are discussed. Examples of measurements on several instruments are presented. Schlieren optical imaging is applicable for the detection of large amplitude wavefronts formed by nonlinear wave steepening and is this is particularly sensitive to the high frequencies that form within these waves. The 2D scanning linear microphone array on the other hand can, in principle, measure all frequencies and the use of the exponential sine sweep method allows any nonlinear behaviour (in the loudspeaker and microphone or in the air) to be removed to get an accurate measurement of the linear radiation field for any frequency of choice within the measurement bandwidth.

AB - Radiation from brass instrument bells under artificial excitation can be visualized using a number of experimental techniques. In this work, we present two different approaches: Schlieren optical imaging using a high speed camera and acoustic 2D scanning using a linear microphone array. The potentials and limitations of both methods, as well as their methodological requirements, are discussed. Examples of measurements on several instruments are presented. Schlieren optical imaging is applicable for the detection of large amplitude wavefronts formed by nonlinear wave steepening and is this is particularly sensitive to the high frequencies that form within these waves. The 2D scanning linear microphone array on the other hand can, in principle, measure all frequencies and the use of the exponential sine sweep method allows any nonlinear behaviour (in the loudspeaker and microphone or in the air) to be removed to get an accurate measurement of the linear radiation field for any frequency of choice within the measurement bandwidth.

M3 - Conference contribution

BT - PROCEEDINGS OF THE 174TH MEETING OF THE ACOUSTICAL SOCIETY OF AMERICA

PB - Acoustical Society of America

T2 - THE 174TH MEETING OF THE ACOUSTICAL SOCIETY OF AMERICA

Y2 - 4 December 2017 through 8 December 2017

ER -

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ID: 261371696

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