Theophile de Donder
- Category : 1872-births
- Type : PSE
- Profile : 2/5 - Hermit / Heretic
- Definition : Split - Small (11,17,43)
- Incarnation Cross : RAX Contagion 3
Belgian mathematician and physicist famous for his work (published in 1923) in developing correlations between the Newtonian concept of chemical affinity and the Gibbsian concept of free energy.
He is considered the father of thermodynamics of irreversible processes. De Donder’s work was later developed further by Ilya Prigogine. De Donder was an associate and friend of Albert Einstein.
He died on 11 May 1957, aged 84, in Brussels.