Research topic: Hermann Ludwig Ferdinand von Helmholtz

Hermann Ludwig Ferdinand von Helmholtz , 1821-94, German scientist. Although known especially as a physicist and biologist, he was also a physician, mathematician, philosopher, and lecturer on popular science. He extended the application of the law of conservation of energy and in 1847 formulated it mathematically. He contributed to the knowledge of thermodynamics and electrodynamics and studied vortex motion in fluids. A pioneer in physiological optics and author of a Treatise on Physiological Optics (1867; tr., 3 vol., 1924-25), he extended Thomas Young's theory of color vision, explained... Read more