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Thomas Gabrielson Thomas B. Gabrielson, Ph.D.
Senior Research Associate
Applied Research Laboratory


(814) 865-1370
tbg3@psu.edu

ACS597B: Transducers Laboratory

ACS 514: Electroacoustic Transducers


Research Interests

  • Intrinsic noise in sensors and sensor materials
  • Thermoacoustic prime movers
  • Precision calibration techniques
  • Ultra-low-noise measurement techniques
  • Ocean acoustic propagation modeling
  • Ocean acoustic propagation and reverberation measurement

Courses Taught

Acoustics Graduate Students

Publications

Gabrielson, T. B., "Frequency constants for transverse vibration of annular disks," J. Acoust. Soc. Am. 105, 3311-3317, 1999.

Gabrielson, T. B., "Free-mass reciprocity calibration," J. Acoust. Soc. Am. 102, 2800-2808, 1997.

Gabrielson, T. B., "Infrasound," in Encyclopedia of Acoustics (ed. M. J. Crocker, John Wiley and Sons, NY, 1997).

Gabrielson, T. B., D. L. Gardner, and S. L. Garrett, "A simple neutrally buoyant sensor for direct measurement of particle velocity and intensity in water," J. Acoust. Soc. Am. 97, 2227-2237, 1995.

Gabrielson, T. B., "Fundamental noise limits for miniature acoustic and vibration sensors," ASME J. Vibration and Acoustics 117, 405-410, 1995.

Gabrielson, T. B., "Modeling and measuring self-noise in velocity and acceleration sensors," Proc. Acoustic Velocity Sensors Focused Workshop, Acoustical Society of America, 1995.

Rockstad, H., T. Kenny, J. Reynolds, W. Kaiser, and T. Gabrielson, "A miniature high-sensitivity broad-band accelerometer based on electron tunneling transducers," Sensors and Actuators A 43, 107-114, 1994.

Gabrielson, T. B., "Mechanical-thermal noise in micromachined acoustic and vibration sensors," IEEE Trans. Electron Devices ED-40, 903-909, 1993.

Gabrielson, T. B., "Mechanical-thermal noise in microminiature hydrophones," in Transducers for Sonics and Ultrasonics, (ed. M. McCollum, B. Hamonic, and O. Wilson, Technomic Publ., Lancaster, PA, 1993.)

Rockstad, H., T. Kenny, J. Reynolds, W. Kaiser, T. VanZandt, and T. Gabrielson, "A miniature high-resolution accelerometer utilizing electron tunneling," ASME DSC 40, 41-52, 1992.

Garrett, S. L. and T. B. Gabrielson, "Magnetohydrodynamic and thermoacoustic mechanisms for generation of sound in seawater," in Power Transducers for Sonics and Ultrasonics (ed. B. F. Hamonic, O. B. Wilson, and J.-N. Decarpigny, Springer-Verlag, Berlin, 1991).

Gabrielson, T. B., "Radiation from a submerged thermoacoustic source," J. Acoustical Society of America, 90, 2628-2636, 1991.

Gabrielson, T. B., "A thermoacoustically driven active transducer: performance and potential," US Navy Journal of Underwater Acoustics 41, 487-504, 1991.

Gabrielson, T. B., "Advantages and disadvantages of the thermoacoustic projector," Proc. ONR Workshop on Thermal Acoustic Generation, Applied Research Laboratories, University of Texas at Austin, ARL-TR-91-13, 18 April 1991.

Gabrielson, T. B., "Very-low-frequency bottom interaction studies with sonobuoys," invited paper for Special Issue on Airborne ASW, US Navy J. Underwater Acoustics 42, 839-855 (1992)

Gabrielson, T. B., "A demonstration of normal modes in a waveguide," Am. J. Phys. 55, 662-664, 1987.

Gabrielson, T. B., "Oatmeal-box magnetometer," The Physics Teacher 25 (7), 448, 1987.

Patents

Gabrielson, T. B., J. F. McEachern, and G. Lauchle, "Underwater acoustic intensity probe," U.S. Patent No. 5,392,258, Feb. 21, 1995.

Gabrielson, T. B., "Apparatus and method for calibration of sensing transducers," U.S. Patent No. 5,644,067, July 1, 1997.

Gabrielson, T. B., "Thermoacoustically driven underwater sound source," U.S. Patent No. 5,369,625, Nov. 29, 1994.

 

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This site was last updated on 08/23/99