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psychology

(Encyclopedia)psychology, science or study of the thought processes and behavior of humans and other animals in their interaction with the environment. Psychologists study processes of sense perception, thinking, l...

scanning tunneling microscope

(Encyclopedia)scanning tunneling microscope (STM), device for studying and imaging individual atoms on the surfaces of materials. The instrument was invented in the early 1980s by Gerd Binnig and Heinrich Rohrer, w...

Frankfurt an der Oder

(Encyclopedia)Frankfurt an der Oder än dĕr ōˈdər [key], city, Brandenburg, E Germany, a port on the Oder River, at the ...

Heydrich, Reinhard

(Encyclopedia)Heydrich, Reinhard rīnˈhärt hīˈdrĭkh [key], 1904–42, German police official under the Nazi regime. Forced to resign (1931) from the navy for misconduct, Heydrich joined the SS (see National So...

Mengs, Anton Raphael

(Encyclopedia)Mengs, Anton Raphael änˈtôn räˈfäĕl mĕngs [key], 1728–79, German historical and portrait painter, b. Bohemia. He was the pupil of his father, Ismael Mengs (c.1688–1764), a Dresden miniatur...

Christian VII

(Encyclopedia)Christian VII, 1749–1808, king of Denmark and Norway (1766–1808), son and successor of Frederick V. Shortly after his accession his mental illness made him dependent on his physician, Struensee, w...

Pforzheim

(Encyclopedia)Pforzheim pfôrtsˈhīm [key], city (1994 pop. 117,450), Baden-Württemberg, SW Germany, on the Enz River, at the northern end of the Black Forest. It is the center of the German jewelry and watchmaki...

Metternich, Clemens Wenzel Nepomuk Lothar, Fürst von

(Encyclopedia)Metternich, Clemens Wenzel Nepomuk Lothar, Fürst von klāˈmĕns vĕnˈtsəl nāˈpōmo͝ok lōˈtär fürst fən mĕtˈərnĭkh [key], 1773–1859, Austrian statesman and arbiter of post-Napoleonic ...

Düsseldorf

(Encyclopedia)Düsseldorf düsˈəldôrf [key], city, capital of North Rhine–Westphalia, W Germany, at the ...

metronome

(Encyclopedia)metronome mĕˈtrənōmˌ [key], in music, originally pyramid-shaped clockwork mechanism to indicate the exact tempo in which a work is to be performed. It has a double pendulum whose pace can be alte...