Atoms and Photons


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Atoms and Photons
1011304Atoms and PhotonsThe history of the development of modern physics in the twentieth century reads like a detective story. The theories of relativity and quantum mechanics changed radically our view of the universe. Their impact on our lives has been tremendous.
Atoms and Photons The story begins around 1900 when attempts were made to understand the radiation emitted by hot blackbodies. It was well known that when an object is heated, it radiates energy. If a horseshoe is held in a flame, it first radiates dull red light, and as it gets hotter and hotter, the intensity increases and the light becomes brighter red and then yellow. This behavior is shown in
Citation
Michael Browne: Schaum's Outline of Physics for Engineering and Science, Third Edition. Atoms and Photons, Chapter (McGraw-Hill Professional, 2013), AccessEngineering Export