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Dewar, Sir James

(Encyclopedia)Dewar, Sir James dyo͞oˈər [key], 1842–1923, British chemist and physicist, b. Scotland. He was professor of chemistry (from 1877) at the Royal Institution, London, and later was director of the D...

Michael the Brave

(Encyclopedia)Michael the Brave, d. 1601, prince of Walachia (1593–1601), of Transylvania (1599–1600), and of Moldavia (1600). Michael was one of Romania's greatest medieval rulers, as well as a celebrated mili...

Michael II, Byzantine emperor

(Encyclopedia)Michael II (Michael the Stammerer), d. 829, Byzantine emperor (820–29). A native of Phrygia, he fought with Emperor Leo V, whom he had helped gain the throne. Leo had him arrested for heading a cons...

Michael, prince of Serbia

(Encyclopedia)Michael (Michael Obrenović) ōbrĕˈnəvĭch [key], 1823–68, prince of Serbia (1839–42, 1860–68); younger son of Prince Miloš. He succeeded his brother, Milan, but was deposed (1842) several y...

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 ...

Acominatus, Michael

(Encyclopedia)Acominatus, Michael kōnēāˈtēz [key], c.1140–1220, Byzantine writer and metropolitan of Athens. Acominatus' speeches, poems, and letters give much information about medieval Athens, which he, a ...

Michael, czar of Russia

(Encyclopedia)Michael (Michael Romanov), 1596–1645, czar of Russia (1613–45), founder of the Romanov dynasty; grandnephew of Anastasia, first wife of Ivan IV. His election as czar, following successive appearan...

generator

(Encyclopedia) CE5 Generator: The rotation of the conducting coil of wire in a magnetic field causes a current to be induced in the coil. This current is alternating and is conducted from the coil by means of sli...

induction, in electricity and magnetism

(Encyclopedia)induction, in electricity and magnetism, common name for three distinct phenomena. Electromagnetic induction is the production of an electromotive force (emf) in a conductor as a result of a changing ...

Michael III, Byzantine emperor

(Encyclopedia)Michael III (Michael the Amorian or Phrygian), 836–67, Byzantine emperor (842–67), son and successor of Theophilus and grandson of Michael II. His minority saw the final overthrow of iconoclasm an...
 

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