Acoustics Seminars

• Design and Fabrication of Ultra-wideband Tunable Graphene-based NEMS Resonators

  Fri, day, November 18, 2016 4:00 p.m. in ETC 4.150 Professor Michael A. Cullinan Department of Mechanical Engineering The University of Texas at Austin www.me.utexas.edu Graphene-based nanoelectromechanical (NEMS) resonators have the potential to overcome many of the limitations of traditional microelectromechanical (MEMS) resonators, because of the outstanding electrical and mechanical properties that graphene offers such as…

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• From Basic Research to Startup: The Development and Commercialization of University-Based Acoustics Research

  Fri, day, November 11, 2016 4:00 p.m. in ETC 4.150 Dr. Mark S. Wochner AdBm Corp Austin, Texas www.adbmtech.com An underwater noise abatement system based on research performed at The University of Texas at Austin’s Applied Research Laboratories has been commercialized and is now being prepared for its final demonstration before it enters the offshore wind…

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• Modeling of Strong Shock Waves from Explosions: Not with a Whimper but a Bang

  Fri, day, November 4, 2016 4:00 p.m. in ETC 4.150 Professor Won-Suk Ohm School of Mechanical Engineering Yonsei University Seoul, South Korea http://web.yonsei.ac.kr/acoustics Blast waves produced by such events as nuclear explosions are considered as “strong” shock waves, the description of which requires a theoretical framework more accurate than the second-order models such as the weak-shock…

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• History and Applications of Acoustic Radiation Force

  Fri, day, October 28, 2016 4:00 p.m. in ETC 4.150 Benjamin C. Treweek Applied Research Laboratories The University of Texas at Austin www.arlut.utexas.edu From its theoretical beginnings to its modern applications in both optics and acoustics, radiation force has received considerable attention. The phenomenon arises due to momentum transfer from an incident wave field—either electromagnetic or…

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• Finite Element Modeling for Ocean Acoustics Applications

  JOINT ICES SEMINAR AND ACOUSTICS SEMINAR *** Note change of room, day, and time *** Thu, rsday, October 27, 2016 3:30 pm in POB 6.304 Dr. Marcia J. Isakson Applied Research Laboratories The University of Texas at Austin www.arlut.utexas.edu Since electromagnetic propagation in seawater is very limited, acoustics provide the primary means of remote sensing and…

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• Bubble Acoustics and the Sound of Water Drops

  Fri, day, October 21, 2016 4:00 p.m. in ETC 4.150 Dr. Kyle S. Spratt Applied Research Laboratories The University of Texas at Austin www.arlut.utexas.edu The acoustic properties of gas bubbles in liquids has become a prevalent field of study in the last century due to the large number of practical applications in both underwater acoustics and…

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• The X-15 Research Rocket Airplane: A Step into Space at Six Times the Speed of Sound

  Fri, day, October 14, 2016 4:00 p.m. in ETC 4.150 Professor Ronald L. Panton Department of Mechanical Engineering The University of Texas at Austin www.me.utexas.edu The X-15 Airplane was carried aloft under the wing of a B-52 bomber. After being released it started a rocket motor for a flight and then returned to an unpowered landing…

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• Willis Coupling in Acoustic Metamaterials

  Fri, day, October 7, 2016 4:00 p.m. in ETC 4.150 Michael B. Muhlestein Applied Research Laboratories The University of Texas at Austin http://www.arlut.utexas.edu Acoustic metamaterials (AMM) are deeply subwavelength acoustic structures which have been engineered to exhibit specific, often exotic, material properties. Material properties are related to field variables through constitutive equations, such as Hooke’s law,…

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• Modeling and Design of Diffraction Gratings for Optically-Read Vibration Sensors

  Fri, day, September 23, 2016 4:00 p.m. in ETC 4.150 Randall P. Williams, PE Department of Mechanical Engineering, and Microelectronics Research Center The University of Texas at Austin http://www.mrc.utexas.edu Displacement detection using optical interferometric techniques allows for high sensitivity and low sensor self-noise which are unmatched by other displacement measurement methods. However, diffraction gratings commonly used…

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• “Great Place to Stay. Beware the Train!”

  Fri, day, September 16, 2016 4:00 p.m. in ETC 4.150 David A. Nelson, INCE Bd. Cert., PE Nelson Acoustics Elgin, Texas www.nelsonacoustical.com It’s a nice hotel, convenient to everything, comfortable, nice staff, etc. But one-third of the online reviews mention its only drawback: the train. A freight train passes behind the hotel roughly once per hour.…

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