W. Jack Hughes, Ph.D. Associate Professor of Acoustics Senior Scientist Applied Research Laboratory Phone:(814) 865-1721 E-mail: wjh2@psu.edu

Research Interests

• Acoustic Array Design
• Electroacoustic transducers
• Magnetostrictive transducers
• Ultrasonic (medical) transducers

Courses Taught

• ACS598 Acoustic Imaging: Theory and Application
• ACS597K Shallow Water Acoustics
• ACS597 Transducer Lab

Graduate Students

• Brian E. Anderson
• Dan L. Charles
• Michael R. Thibeault, ARL Employee
• Dave J. Van Tol, ARL Employee

Publications

J.W. Hughes, "Steered Beam Analysis Using a Linear Array," J. Acoust. Soc. Am., 44(1) : 296-298 , (July 1968).

J.W. Hughes, "Adapting Circular Shading to a Truncated Array of Square Elements," (to U.S.A. ) Patent 3,760,345 ( Sept. 18, 1973 ).

J.W. Hughes, W. Thompson, Jr., R.D. Ingram, "Transducer Array Scanning System," (to U.S.A. ) Patent 3, 905, 009 ( Sept. 9, 1975 ).

J.W. Hughes, W. Thompson, Jr., "Tilted Directional Response Patterns Formed by Amplitude Weighting and a Single 90 Degree Phase Shift," J. Acoust. Soc. Am, 59(5) : 1040-1045, (May 1976).

W. Thompson, Jr., W.J. Hughes, R.D. Marciniak, D.L. Digiannantoni, "Low Drag Homin Torpedo Nose Assembly Having Inside Mounted Planar Array," (to U.S.A) Case SN 237, 549 Filed Feb. 18, 1981.

R.L. Ochs, Jr., J.D. Maynard, E.G. Williams, W.J. Hughes, "The Extreme Nearfield of an Acoustic Diffraction Grating," J. Acoust. Soc. Am., 74(5) : 1572-1576 (Nov. 1983).

J.P. Ignizio, K.W. Wieman, W.J. Hughes, "An Expert Systems Approach to Transducer Selection and Deployment," Applied Acoustics , Vol. 22: 185-202, 1987.

H. Zintel, W.J. Hughes, M.J. Pechersky, "Transducer Isolation on a Constrain Layer Damped Structure," Proceedings of Oceans '90, September 24-26, 1990 , Washington D.C. p. 528-532.

J.W. Hughes, "Advanced Underwater Sensors Using Piezoelectric Materials," Sea Technology, Aug 1990, p. 43-45.

F.M. Hutto, C.B. Burroughs, W.J. Hughes, "Wavenumber Frequency Response of Beams to an Array of Point Drives," J. Acoust. Soc. Am. 89(5) , May 1991, p. 2303.

J.W. Hughes, C.W. Allen, "A Shaped PVDF Hydrophone for Producing Low Sidelobe Beampatterns," IEEE Oceans Engineering Society Proc. , 3 June 1992 , Washington D.C.

W.J. Hughes, J.G. Fleck and R.L. Kerlin, "Flow noise of the advanced light-weight torpedo transducer (U)," US Navy J. Underwater Acoust. July (1994).

P.G. Bednarchik, W.J. Hughes and R.L. Kerlin, "Constrained-layer damping system for a small diameter nose shell. I: Theory and Design (U)," US Navy J. Underwater Acoust. October (1994).

W.J. Hughes, R.L. Kerlin and P.G. Bednarchik, "Constrained-layer damping system for a small diameter nose shell. II: Acoustic test results," US Navy J. Underwater Acoust. October (1994).

 

 

 

Graduate Program in Acoustics, The Pennsylvania State University