Henri Victor Regnault

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Victor Regnault
École Polytechnique
ChildrenHenri Regnault
Awards
Scientific career
FieldsThermodynamics

Henri Victor Regnault

William Thomson
in the late 1840s. He never used his first given name, and was known throughout his lifetime as Victor Regnault.

Biography

Born in

École des mines
.

Working under

hydrocarbons (e.g. vinyl chloride,[1] polyvinylidene chloride, dichloromethane), and he was appointed professor of chemistry at the University of Lyon. In 1840, he was appointed the chair of chemistry of the École Polytechnique, and in 1841, he became a professor of Physics in the Collège de France
.

Beginning in 1843, he began compiling extensive numerical tables on the properties of

Royal Society of London and appointment as Chief Engineer of Mines. In 1851 he was elected a foreign member of the Royal Swedish Academy of Sciences. In 1854 he was appointed director of the porcelain works at Sèvres, the Manufacture nationale de Sèvres. In 1855, he was elected to the American Philosophical Society.[3]

At Sèvres, he continued work on the thermal properties of matter. He designed sensitive

Boyle's Law
is only an approximation, especially at temperatures near a substance's boiling point.

Regnault was also an avid amateur photographer. He introduced the use of

pyrogallic acid as a developing agent, and was one of the first photographers to use paper negatives. In 1854, he became the founding president of the Société française de photographie
.

In 1871, his laboratory at Sèvres was destroyed and his son

Alex-Georges-Henri Regnault killed, both as a result of the Franco-Prussian War
. He retired from science the next year, never recovering from these losses.

Legacy

The crater

ideal gas constant is also named after him.[4]

He was the first president of Société française de photographie.

The French Lagrange-class submarine Regnault, built between 1913 and 1924 was named for him.[5]

Works

References

Wikimedia Commons has media related to Henri Victor Regnault.
Wikisource has the text of the 1913 Catholic Encyclopedia article Henri Victor Regnault.
  1. ^ Regnault, H.V. (1835) Sur la Composition de la Liqueur des Hollandais et sur une nouvelle Substance éthérée. Annales de Chimie et de Physique, Gay-Lussac & Arago, Vol. 58, Paris, Crochard Libraire, 301–320 https://gallica.bnf.fr/ark:/12148/bpt6k6569005x/f307.item.texteImage
  2. ^ Bill Hammack (8 November 2021). "Reclaiming Engineering in the Minds of the Public" (PDF). p. 14.
  3. ^ "APS Member History". search.amphilsoc.org. Retrieved 16 December 2020.
  4. doi:10.1021/ed080p731
    .
  5. ISBN 978-0-85177-245-5
    .
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