Columbia Encyclopedia

Search results

500 results found

rubidium

(Encyclopedia)rubidium ro͞obĭdˈēəm [key], metallic chemical element; symbol Rb; at. no. 37; at. wt. 85.4678; m.p. 38.89℃; b.p. 686℃; sp. gr. 1.53 at 20℃; valence +1. Rubidium is a very soft silver-white ...

Drobisch, Moritz Wilhelm

(Encyclopedia)Drobisch, Moritz Wilhelm mōˈrĭts vĭlˈhĕlm drōˈbĭsh [key], 1802–96, German philosopher and mathematician. He was a teacher at Leipzig and a follower and adherent of Johann Friedrich Herbart....

Filchner, Wilhelm

(Encyclopedia)Filchner, Wilhelm vĭlˈhĕlm fĭlkhˈnər [key], 1877–1957, German explorer, geophysicist, and travel writer. He led several expeditions to China and Tibet, where he established magnetic stations, ...

Severing, Wilhelm Karl

(Encyclopedia)Severing, Wilhelm Karl vĭlˈhĕlm kärl zāˈvəring [key], 1875–1952, German statesman. A Social Democrat, he served (1907–33) in the Reichstag, was German minister of the interior (1928–30), ...

Cuno, Wilhelm

(Encyclopedia)Cuno, Wilhelm vĭlˈhĕlm ko͞oˈnō [key], 1876–1933, German chancellor (Nov., 1922–Aug., 1923). A businessman, he headed a nonpartisan conservative ministry. His attempt to establish a moratoriu...

Meyer-Lübke, Wilhelm

(Encyclopedia)Meyer-Lübke, Wilhelm vĭlˈhĕlm mīˈər-lüpˈkə [key], 1861–1936, Swiss philologist. Meyer-Lübke taught at the universities of Jena, Vienna, and Bonn. He was the author of many works on Romanc...

Eichler, August Wilhelm

(Encyclopedia)Eichler, August Wilhelm ouˈgo͝ost vĭlˈhĕlm īkhˈlər [key], 1839–87, German botanist. He worked out the symmetry of the parts of a flower and developed a system of plant classification which, ...

Frankland, Sir Edward

(Encyclopedia)Frankland, Sir Edward, 1825–99, English chemist. He studied under Bunsen and Liebig and taught at several English institutions. In working on the synthesis and isolation of compounds he evolved the ...

Bode, Wilhelm von

(Encyclopedia)Bode, Wilhelm von bōˈdə [key], 1845–1929, German art critic and writer. He abandoned law for art and archaeology in 1869. In 1872 he was made assistant in the Berlin Museum; in 1883, director of...

Giesebrecht, Wilhelm von

(Encyclopedia)Giesebrecht, Wilhelm von vĭlˈhĕlm fən gēˈzəbrĕkht [key], 1814–89, German historian. A gifted student of Ranke, he later taught at the Univ. of Königsberg. His Geschichte der deutschen Kaise...
 

Browse by Subject