Chemist no. 266 of 350 · Physical

James Dewar

1842-1923United Kingdom

Dewar flask; liquefying hydrogen

Read

The discovery, explained

James Dewar: The Vacuum Flask and the Race to Liquefy Hydrogen

How James Dewar invented the vacuum flask in 1892 and liquefied hydrogen in 1898. Also Dewar benzene and cryogenics, with exam points for JAM, NET, GATE.

Publishing soon · 6 min read

Biography

Sir James Dewar (1842-1923): The Scientist Who Brought Hydrogen to Liquid

Biography of Sir James Dewar (1842-1923), Scottish chemist and physicist, inventor of the vacuum flask, liquefier of hydrogen, and Royal Institution professor.

Publishing soon · 5 min read

Academic lineage

Documented doctoral, postdoctoral and teaching links. Dashed chips are teachers outside the 350 chemists listed here.

Teachers: Lyon Playfairmentor
Students: No documented student link yet