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Schlegel, August Wilhelm von

(Encyclopedia)Schlegel, August Wilhelm von ouˈgo͝ost vĭlˈhĕlm fən shlāˈgəl [key], 1767–1845, German scholar and poet. With his brother, Friedrich von Schlegel, he founded the Athenaeum, which he edited (...

Tischbein, Johann Heinrich Wilhelm

(Encyclopedia)Tischbein, Johann Heinrich Wilhelm yōˈhän hīnˈrĭkh vĭlˈhĕlm tĭshˈbīn [key], 1751–1829, German classical painter and etcher. He was a popular portrait painter of the German royalty. He al...

Olbers, Heinrich Wilhelm Matthäus

(Encyclopedia)Olbers, Heinrich Wilhelm Matthäus hīnˈrĭkh vĭlˈhĕlm mätĕˈo͝os ôlˈbərs [key], 1758–1840, German astronomer and physician. He originated (1797) the first satisfactory method for calculat...

Neander, Johann August Wilhelm

(Encyclopedia)Neander, Johann August Wilhelm yōˈhän ouˈgo͝ost vĭlˈhĕlm nāänˈdər [key], 1789–1850, German theologian and church historian. Of Jewish parentage, he became a Lutheran (1806), changing his...

Bothe, Walther Wilhelm Georg

(Encyclopedia)Bothe, Walther Wilhelm Georg, 1891–1957, German physicist, Ph.D. Univ. of Berlin, 1923. Bothe was a researcher at the Reich Physical and Technical Institute (1913–30) and a professor at Heidelberg...

Sommerfeld, Arnold Johannes Wilhelm

(Encyclopedia)Sommerfeld, Arnold Johannes Wilhelm ärˈnōlt yōhänˈəs vĭlˈhĕlm zômˈərfĕlt [key], 1868–1951, German physicist and teacher. He received a Ph.D. at Königsburg Univ. in 1891 and was a prof...

Weierstrass, Karl Wilhelm Theodor

(Encyclopedia)Weierstrass, Karl Wilhelm Theodor kärl vĭlˈhĕlm tāˈōdōr vīˈərshträs [key], 1815–97, German mathematician. From 1864 he was professor of mathematics at the Univ. of Berlin. His developmen...

Conrad IV, ruler of the Holy Roman Empire

(Encyclopedia)Conrad IV, 1228–54, German king (1237–54), king of Sicily and of Jerusalem (1250–54), son of Holy Roman Emperor Frederick II. He was elected (1237) king of the Romans at his father's instigation...

Joffe, Abram

(Encyclopedia)Joffe, Abram əbrämˈ yôˈfyə [key], 1880–1960, Soviet scientist, b. Ukraine, grad. St. Petersburg Technological Institute, 1902. From 1902 to 1906 he worked in Munich as an assistant to W. C. Ro...

Henry the Proud

(Encyclopedia)Henry the Proud, c.1108–1139, duke of Bavaria (1126–38) and of Saxony (1137–38). A member of the Guelph family, he inherited the duchy of Bavaria and enormous private wealth. By his marriage (11...