VITA

James Patrick Vanyo
Professor Emeritus
Department of Mechanical & Environmental Engineering
Department of Geological Sciences
University of California, Santa Barbara
Santa Barbara, CA 93106

Tel: (805) 451-4477
Fax: (805) 893-8651
e-mail: vanyo@engineering.ucsb.edu

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Education
University of California, Los Angeles, PhD, 1969, Engineering and Applied Science.
NASA Fellowship. Space vehicle dynamics, fluid mechanics, astrophysics.

University of California, Los Angeles, MA, 1966, Astronomy/Astrophysics.

Chase College of Law, Cincinnati, OH, JD, 1959, (Ohio and California Bars).

West Virginia University, BSME, 1952, Engineering.

Experience
1952 - 1963, Engineering analysis, design, and management. Automated production,
ramjet and rocket design and production. 1969-1970, Inertial navigation.

1970 -1994, Professor, University of California, Santa Barbara. Mechanical and
Environmental Engineering. Joint appointments in Geological Sciences and in
Political Sciences. Professor Emeritus since 1994. Fluid mechanics, geophysics.

Publications: Book
1993, Vanyo, Rotating Fluids in Engineering and Science. Butterworth-Heinemann,
TA357.V36. 429 pages. Republished by Dover Publ., 2001.

Publications: Rotating fluids-spacecraft
1971, Vanyo & Likins, Measurement of energy dissipation in a liquid-filled, precessing,
spherical cavity. J. Appl. Mech., 38, 674-682.

1972, Vanyo & Likins, Rigid-body approximations to turbulent motion in a liquid-filled,
precessing spherical cavity. J. Appl. Mech., 39, 18-24.

1973, Vanyo, Cavity radius vs energy dissipation rate in liquid-filled, precessing,
spherical cavities. AIAA J., 11, 261-262.

1973, Vanyo, Measurement of system inertia tensors in precessing nonrigid systems.
AIAA J., 11, 577-578.

1973, Vanyo & Likins, Use of baffles to suppress energy dissipation in liquid-filled
precessing cavities. J. Spacecraft & Rockets, 10, 627-628.

1973, Vanyo, An energy assessment for liquids in a filled precessing spherical cavity. J.
Appl. Mech., 40, 851-856.

1974, Vanyo, Transformation from a 7-dimensional experimental space for precessing
fluid energy to a 2-parameter analytical space. J. Appl. Mech., 41, 1128-1130.

1975, Vanyo, Lu, & Weyant, Dimensionless energy dissipation for precessional flows in
the region of Re = 1. J. Appl. Mech., 42, 881-882.

1986, Garg, Furumoto, & Vanyo, Spacecraft nutational instability prediction by energy
dissipation measurements. J. Guid., Cntl., & Dynamics, 9, 357- 362.

Publications: Rotating fluids-geophysics
1981, Vanyo & Paltridge, A model for energy dissipation at the mantle-core boundary.
Geophys. J.R. astr. Soc., 66, 677-690.

1984, Vanyo, Earth core motions: experiments with spheroids. Geophys. J.R. astr. Soc.,
77, 173-183.

1991, Vanyo, A geodynamo powered by luni-solar precession. Geophys. & Astrophys.
Fluid Dyn., 59, 209-234.

1994, Vanyo & Lods, Mantle-core relative velocities in precessionally driven flows.
EOS Trans. AGU, April Suppl., 75, 120. (Abstract)

1995, Vanyo, Wilde, Cardin, & Olson, Experiments on precessing flows in the Earth's
liquid core. Geophys. J. Int., 121, 136-142.

1995, Wilde & Vanyo, Observation of liquid motion in a precessing oblate spheroid.
Phys. Earth & Planet. Inter., 91, 31-39.

2000, Vanyo & Dunn, Core precession: flow structures and energy. Geophys. J. Int.,
142, 409-425.

2004, Vanyo, Core-mantle relative motion and coupling. In press, Geophys. J. Int.

Publications: Fossils and geophysics
1982, Vanyo & Awramik, Length of day and obliquity of the ecliptic 850 MA ago:
preliminary results of a stromatolite growth model. Geophys. Res. Lett.,
9, 1125-1128.

1985, Vanyo & Awramik, Stromatolites and Earth-Sun-Moon dynamics. Precam.
Res., 29, 121-142.

1986, Awramik & Vanyo, Heliotropism in modern stromatolites. Science, 231,
1279-1281.

1986, Vanyo, Hutchinson, & Awramik, Heliotropism in microbial stromatolitic
growths at Yellowstone National Park: geophysical inferences. EOS Trans. AGU,
67, 153, 155-156.

1991, Kusky & Vanyo. Plate reconstructions using stromatolite heliotropism:
principles and applications. J. Geol., 99, 321-335.

Publications: Miscellaneous
1966, Omer & Vanyo, Closed model universes with a cosmological constant.
Astrophys. J., 145, 555-559.

1967, Kolin & Vanyo, New design of miniature electromagnetic blood flow
transducers suitable for semi-automatic fabrication. Cardiovascular Res.,
1, 274-286.

1971, Vanyo, Law, operations research, and the environment. J. Environ. Sys.,
1, 213-236.

1973, Vanyo, The legal system: can it be analyzed to suit the scientist?,
Jurimetrics J., 14, 100-109.

1975, Ward & Vanyo, A mechanical torque converter. Paper 75-DE-13, Design
Engr. Div., ASME, NY Apr. 21-24.

1975, Vanyo & Nicholson, A course in law and technology. IEEE Trans.
Education, E-18, 127-131.

1977, Wayman & Vanyo, Three-dimensional computer simulation of
reverberation in an enclosure. J. Acoust. Soc. Am., 62, 213-215.

1983, Sengupta, Leonard, & Vanyo, A limit pricing model for US computer
industry: an application. Appl. Econ., 15, 297-308.

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James P. Vanyo Home Page
Paper: "Computational difficulties with precessional energy and motion" (PDF)
Paper: "Core-mantle relative motion and coupling" (PDF)

Mechanical and Environmental Engineering Home Page
Page Updated April 6, 2005 - webmaster