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  2. Jacques Charles - Wikipedia

    en.wikipedia.org/wiki/Jacques_Charles

    Jacques Alexandre César Charles (12 November 1746 – 7 April 1823) was a French inventor, scientist, mathematician, and balloonist.Charles wrote almost nothing about mathematics, and most of what has been credited to him was due to mistaking him with another Jacques Charles (sometimes called Charles the Geometer [1]), also a member of the Paris Academy of Sciences, entering on 12 May 1785.

  3. Timeline of hydrogen technologies - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_hydrogen...

    1783 – Jacques Charles makes the first flight with his hydrogen-filled gas balloon or Charlière. 1783 – Antoine Lavoisier and Pierre Laplace measure the heat of combustion of hydrogen using an ice calorimeter. 1784 – Jean-Pierre Blanchard attempts a dirigible hydrogen balloon, but it was unable to steer.

  4. Robert brothers - Wikipedia

    en.wikipedia.org/wiki/Robert_brothers

    Charles conceived the idea that hydrogen would be a suitable lifting agent for balloons because, as a chemist, he had studied the work of his contemporaries Henry Cavendish, Joseph Black and Tiberius Cavallo. [1] The balloon built by Jacques Charles and the Robert brothers is attacked by terrified villagers in Gonesse.

  5. 1783 in science - Wikipedia

    en.wikipedia.org/wiki/1783_in_science

    August 27 – Jacques Charles and the Robert brothers launch the first hydrogen balloon in Paris. November 21 – The first free flight by humans in a balloon is made by Pilâtre de Rozier and Marquis d'Arlandes who fly aloft for 25 minutes about 100 metres above Paris for a distance of 9 km. [5]

  6. 1787 in science - Wikipedia

    en.wikipedia.org/wiki/1787_in_science

    Contributions; Talk; Contents move to sidebar hide ... The year 1787 in science and technology involved some significant events. ... Jacques Charles proposes Charles ...

  7. Timeline of scientific discoveries - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_scientific...

    1787: Jacques Charles: Charles's law of ideal gases. 1789: Antoine Lavoisier: law of conservation of mass, basis for chemistry, and the beginning of modern chemistry. 1796: Georges Cuvier: Establishes extinction as a fact. 1796: Edward Jenner: smallpox historical accounting. 1796: Hanaoka Seishū: develops general anaesthesia.

  8. List of French inventions and discoveries - Wikipedia

    en.wikipedia.org/wiki/List_of_French_inventions...

    Gothic art in the mid-12th century. [1]Ars nova: a musical style which flourished in the Kingdom of France and its surroundings during the Late Middle Ages.; Oboe, or hautbois, in the mid-17th century France, probably by Jacques-Martin Hotteterre and his family or by the Philidor family. [2]

  9. Timeline of heat engine technology - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_heat_engine...

    1872 – Pulsometer steam pump, a pistonless pump, patented by Charles Henry Hall. It was inspired by the Savery steam pump. It was inspired by the Savery steam pump. 1873 – The British chemist Sir William Crookes invents the light mill a device which turns the radiant heat of light directly into rotary motion.