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Schwabe, Samuel Heinrich

(Encyclopedia)Schwabe, Samuel Heinrich zäˈmo͞oĕl hīnˈrĭkh shväbˈə [key], 1789–1875, German apothecary and amateur astronomer. In the hope of discovering a new planet between Mercury and the sun, he made...

Petermann, August Heinrich

(Encyclopedia)Petermann, August Heinrich ouˈgo͝ost hīnˈrĭkh pāˈtərmän [key], 1822–78, German geographer, an authority on the geography of Africa and the Arctic. He had (1847–54) a cartographical establ...

Roos, Johann Heinrich

(Encyclopedia)Roos, Johann Heinrich yōˈhän hīnˈrĭkh rōs [key], 1631–85, German painter and etcher. He specialized in depicting animals and landscapes and was court painter to Elector Palatine Charles Louis...

Treitschke, Heinrich von

(Encyclopedia)Treitschke, Heinrich von hīnˈrĭkh fən trīchˈkə [key], 1834–96, German historian. A fervid partisan of Prussia, he left Baden at the outbreak of the Austro-Prussian War (1866) and became profe...

Pestalozzi, Johann Heinrich

(Encyclopedia)Pestalozzi, Johann Heinrich yōˈhän hīnˈrĭkh pĕsˌtälôtˈsē [key], 1746–1827, Swiss educational reformer, b. Zürich. His theories laid the foundation of modern elementary education. He stu...

Warburg, Otto Heinrich

(Encyclopedia)Warburg, Otto Heinrich ŏtˈō hīnˈrĭkh värˈbo͝orkh [key], 1883–1970, German physiologist. He was director (1931–53) of the Kaiser Wilhelm Institute (now Max Planck Institute) for cell physi...

Sybel, Heinrich von

(Encyclopedia)Sybel, Heinrich von hīnˈrĭkh fən zēˈbəl [key], 1817–95, German historian. He studied under Ranke at the Univ. of Berlin, but later abandoned the Rankean striving for objective history; he beg...

Weber, Ernst Heinrich

(Encyclopedia)Weber, Ernst Heinrich vāˈbər [key], 1795–1878, German physiologist. He was a professor at the Univ. of Leipzig (1821–71) and is known for his work on touch and for the formulation of Weber's l...

Clausius, Rudolf Julius Emanuel

(Encyclopedia)Clausius, Rudolf Julius Emanuel ro͞oˈdôlf yo͞oˈlyo͝os āmäˈno͞oĕl klouˈzēo͝os [key], 1822–88, German mathematical physicist. A pioneer in the science of thermodynamics, he introduced th...

Bergius, Friedrich Karl Rudolf

(Encyclopedia)Bergius, Friedrich Karl Rudolf, 1884–1949, German chemist, Ph.D. Univ. of Leipzig, 1907. In 1910, Bergius set up a laboratory to carry out his research and in 1914 transferred the operation to the E...