Ole J. Kleppa
Ole J . Kleppa ( February 4 , 1920 – May 27 , 2007 ) was a Norwegian-born physical chemist and a pioneer and leading authority in the study of metals , molten salts , ceramics and minerals at high temperatures . 
<triplet> Ole J. Kleppa <subj> February 4, 1920 <obj> date of birth <subj> May 27, 2007 <obj> date of death