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Ami Argand
François-Pierre-Amédée Argand, known as Ami Argand (5 July 1750 – 14 or 24 October 1803) was a Republic and Canton of Geneva#History, Genevan physicist and chemist. He invented the Argand lamp, a great improvement on the traditional oil lamp. Early years Francois-Pierre-Amédée Argand was born in Geneva, Republic of Geneva, the ninth of ten children. His father was a watchmaker, who intended for him to enter the clergy. However, he had an aptitude more for science, and became a pupil of the noted botanist and meteorologist Horace-Bénédict de Saussure. He published several scientific papers on meteorological subjects while in Paris in his late twenties. He took a teaching post in chemistry and developed some ideas for improving the distillation of wine into brandy, and, with his brother, successfully built a large distillery. The invention During this period, in 1780, he started to invent improvements on the conventional oil lamp. The basic idea was to have a cylindrical ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Geneva
Geneva ( ; french: Genève ) frp, Genèva ; german: link=no, Genf ; it, Ginevra ; rm, Genevra is the List of cities in Switzerland, second-most populous city in Switzerland (after Zürich) and the most populous city of Romandy, the French-speaking part of Switzerland. Situated in the south west of the country, where the Rhône exits Lake Geneva, it is the capital of the Canton of Geneva, Republic and Canton of Geneva. The city of Geneva () had a population 201,818 in 2019 (Jan. estimate) within its small municipal territory of , but the Canton of Geneva (the city and its closest Swiss suburbs and exurbs) had a population of 499,480 (Jan. 2019 estimate) over , and together with the suburbs and exurbs located in the canton of Vaud and in the French Departments of France, departments of Ain and Haute-Savoie the cross-border Geneva metropolitan area as officially defined by Eurostat, which extends over ,As of 2020, the Eurostat-defined Functional Urban Area of Geneva was made up of 9 ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
