Alexandre de Hemptinne
- Category : 1866-births
- Type : GP
- Profile : 1/3 - Investigating / Martyr
- Definition : Single
- Incarnation Cross : RAX Laws 1
Belgian physicist and chemist who examined the effect of a magnetic field on a gas discharge, chemical reactions and phosphorescence, the influence of pressure on propagation of a gas explosion, and the discharge of critical pressure.
In 1902 he published Sur la synthèse de l'ammoniaque par l'électricité. In 1919 he published La Loi de Faraday et l'action de l'effluve électrique sur les gaz.
The chemical company Elektrion in Wondelgem was a spin-off of his Ghent laboratory.
He died in Ghent on 17 December 1955, aged 89.