Early studies by Einstein and Perrin provided some of the first evidence for the existence of molecules. Perrin, a Nobel Laureate, wrote this classic to explain his measurements of displaced particles of a resin suspended in water. It introduced the concept of Avogadro's number, along with other groundbreaking work. 1910 edition. Unabridged republication of the edition published by Taylor & Francis, London, 1910. Translation by Fredrick Soddy.
Investigations on the Theory of the Brownian Movement by Albert Einstein Five early papers evolve the theory that won Einstein a Nobel Prize, including "On the Theory of the Brownian Movement," and "A New Determination of Molecular Dimensions."
