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cerium

(Encyclopedia)cerium sērˈēəm [key] [from the asteroid Ceres], metallic chemical element; symbol Ce; at. no. 58; at. wt. 140.116; m.p. 799℃; b.p. 3,426℃; sp. gr. 6.77 at 25℃; valence +3 or +4. Cerium is a ...

vocational education

(Encyclopedia)vocational education, training designed to advance individuals' general proficiency, especially in relation to their present or future occupations. The term does not normally include training for the ...

Grimm, Jakob

(Encyclopedia)Grimm, Jakob grĭm [key], 1786–1859, and which did much to encourage the romantic revival of folklore. Among their best-known stories are “Hansel and Gretel,” “Rapunzel,” “The Breman Town...

Hahn, Otto

(Encyclopedia)Hahn, Otto ôˈtō hän [key], 1879–1968, German chemist and physicist. His important contributions in the field of radioactivity include the discovery of several radioactive substances, the develop...

Raimar, Freimund

(Encyclopedia)Raimar, Freimund: see Rückert, Friedrich. ...

Paul, Jean

(Encyclopedia)Paul, Jean: see Richter, Johann Paul Friedrich. ...

Jean Paul

(Encyclopedia)Jean Paul: see Richter, Johann Paul Friedrich. ...

Jena, University of

(Encyclopedia)Jena, University of: see Friedrich Schiller University of Jena. ...

Book of Changes

(Encyclopedia)Book of Changes or I Ching ē jĭng, ē chĭng [key], ancient Chinese book of prophecy and wisdom. The oldest parts of its text are thought to have attained their present form in the century before Co...

Goethe, Johann Wolfgang von

(Encyclopedia)Goethe, Johann Wolfgang von yōˈhän vôlfˈgäng fən göˈtə [key], 1749–1832, German poet, dramatist, novelist, and scientist, b. Frankfurt. One of the great masters of world literature, his ge...