Dr. Herman Thomas

Phone : 301-286-7279

Email : thomas@denali.gsfc.nasa.gov

Building/Office : 22/134

Mailing Address : Code 921, NASA/GSFC, Greenbelt, MD 20771

PRESENT POSITION:

Geophysicist, Geodynamics Branch, Laboratory for Terrestrial Physics

RESEARCH AREA EXPERIENCE:

Tectonics, Geomagnetism, Isotope and Trace Element Geochemistry

EDUCATION:

1958 - B.A. Lincoln University, PA

1973 - Ph.D. University of Pennsylvania

PREVIOUS POSITIONS:

1958 - 1964 Chemist, U.S. Geological Survey

1964 - 1965 Chemist, Fairchild-Hiller

1965 - 1966 Chemist (contracted to GSFC), Melpar

1966 - 1977 Astrophysicist, NASA/GSFC

1977 - Present Geophysicist, NASA/GSFC

PROFESSIONAL SOCIETIES: American Geophysical Union

BOOKS

1972 "Chemical Composition of Apollo 14, Apollo 15 and Luna 16 Material," C.C. Schnetzler, J.A. Philpotts, D.F. Nava, H.H. Thomas, M.L. Bottino and J.L. Barker, Proceedings of the Third Lunar Science Conference, 2, M.I.T. Press.

REFEREED PUBLICATIONS

1994 "Contributions of Cretaceous Quiet Zone natural remanent magnetization to Magsat anomalies in the Southwest Indian Ocean," L.G. Fullerton, H. Frey, J.H. Roark, and H.H. Thomas, J. Geophys. Res., 99 11,923-11,936

1987 "A Model of Ocean Basin Crustal Magnetization Appropriate for Satellite-Elevation Anomalies," H.H. Thomas, J. Geophys. Res., 92, 11609-11613, RTOP 677-45-03.

1984 "Petrologic Model of the Northern Mississippi Embayment Based on Satellite Magnetic and Ground-Based Geophysical Data," H.H. Thomas, Earth Planet. Sci. Letts., 70, 115-120.

1982 "Satellite and Surface Geophysical Expression of Anomalous Crustal Structure in Kentucky and Tennessee," M.A. Mayhew, H.H. Thomas and P.J. Wasilewski, Earth Planet. Sci. Letts. 58, 395-405.

1972 "Petrogenetic Implications of Some New Geochemical Data on Eclogitic and Ultrabasic Inclusions," J.A. Philpotts, C.C. Schnetzler and H.H. Thomas, Geochim. et Cosmochim. Acta, 36, 1131-1166.

1967 "Determination of Rare-Earth Elements in Rocks and Minerals by a Mass Spectrometric Stable Isotope Dilution Technique," C.C. Schnetzler, H.H. Thomas, and J.A. Philpotts, Anal.Chem., 39, 1888-1890.

1966 "Geochronology of the Midcontinent Region, United States, Eastern Area," G.E. Lidiak, R.F. Marvin, H.H. Thomas, and M.N. Bass, J. Geophys. Res., 71, No. 22, 5427- 5438.

1965 "Age and Metamorphism of Some Massive Sulfide Deposits in Virginia, North Carolina and Tennessee," A.R. Kinkel, Jr., H.H. Thomas, R.F. Marvin, and F.G. Walthall, Geochim. et Cosmochim. Acta, 29, 714-724.

1963 "Ages of Intrusion and Metamorphism in the Northern Appalachians," Henry Faul, T.W. Stern, H.H. Thomas, and P.L.D. Elmore, Am. Jour. of Science, 261, 1-19.

MAJOR TECHNICAL MEMORANDUM

1973 "Trace Element Contamination in Tholeiitic Basalts and a Garnet Peridotite as Determined by an Acid Leaching Technique," H.H. Thomas, Ph.D. Thesis, University of Pennsylvania, Philadelphia.

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