Although Einstein won a Nobel Prize for explaining the photoelectric effect, Lénard was critical of his accomplishments.<ref>Evans, Richard J. (2005). ''The Third Reich in Power'' (London: Penguin Books), pp. 306-309.</ref> Planck and Lénard had already received Nobel Prizes for related work explaining the photoelectric effect. | Although Einstein won a Nobel Prize for explaining the photoelectric effect, Lénard was critical of his accomplishments.<ref>Evans, Richard J. (2005). ''The Third Reich in Power'' (London: Penguin Books), pp. 306-309.</ref> Planck and Lénard had already received Nobel Prizes for related work explaining the photoelectric effect. |