Source: wikibot/louis-paul-cailletet
= Louis Paul Cailletet
{wiki=Louis_Paul_Cailletet}
Louis Paul Cailletet (1832–1913) was a French physicist and engineer known for his pioneering work in the field of cryogenics and his contributions to the liquefaction of gases. He is most notable for developing one of the first successful methods for liquefying oxygen in 1877, which laid the groundwork for subsequent advancements in low-temperature physics.