D. L. Showalter

Bulk, rare earth and other trace elements in Apollo 14 and 15 and Luna 16 samples

J. C. Laul, Hiroshi Wakita, D. L. Showalter et al. · Lunar Science Conference · 1972 · 41 citations

Rare Earth Mineral, Engineering, Trace Element Geochemistry +12

Allende Meteorite : Some Major and Trace Element Abundances by Neutron Activation Analysis

John W. Morgan, T.V. Rebagay, D. L. Showalter et al. · Nature · 1969 · 27 citations

Trace Element Geochemistry, Isotope Geochemistry, Neutron Activation Analysis +6

CHEMICAL ANALYSES OF THE MURCHISON AND LOST CITY METEORITES

W. D. Ehmann, D. E. Gillum, John W. Morgan et al. · Meteoritics · 1970 · 22 citations

Oxygen Abundances, Engineering, Trace Element Geochemistry +11

Chemical Composition of Sawdust from Lunar Rock 12013 and Comparison of a Java Tektite with the Rock

D. L. Showalter, Hiroshi Wakita, R. H. Smith et al. · Science · 1972 · 17 citations

Chemical Engineering, Environmental Chemistry, Engineering +14