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Pierre-Louis Dulong
Pierre Louis Dulong FRS FRSE (; ; 12 February 1785 – 19 July 1838) was a French physicist and chemist. He is remembered today largely for the law of Dulong and Petit, although he was much-lauded by his contemporaries for his studies into the elasticity of steam, conduction of heat, and specific heats of gases. He worked most extensively on the specific heat capacity and the expansion and refractive indices of gases. He collaborated the co-discoverer of the Dulong–Petit law. Early life and education Dulong was born in Rouen, France. An only child, he was orphaned at the age of 4, he was brought up by his aunt in Auxerre. He gained his secondary education in Auxerre and the Lycée Pierre Corneille in Rouen before entering the École polytechnique, Paris in 1801, only for his studies to be impeded by poor health. He began studying medicine, but gave this up, possibly because of a lack of financial means, to concentrate on science, working under the direction of Louis J ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Rouen
Rouen (, ; or ) is a city on the River Seine, in northwestern France. It is in the prefecture of Regions of France, region of Normandy (administrative region), Normandy and the Departments of France, department of Seine-Maritime. Formerly one of the largest and most prosperous cities of medieval Europe, the population of the metropolitan area () is 702,945 (2018). People from Rouen are known as ''Rouennais''. Rouen was the seat of the Exchequer of Normandy during the Middle Ages. It was one of the capitals of the Anglo-Normans, Anglo-Norman and Angevin kings of England, Angevin dynasties, which ruled both England and large parts of modern France from the 11th to the 15th centuries. From the 13th century onwards, the city experienced a remarkable economic boom, thanks in particular to the development of textile factories and river trade. Claimed by both the French and the English during the Hundred Years' War, it was on its soil that Joan of Arc was tried and burned alive on 30 ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
