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Line 1: − The photoelectric effect was explained by [[Albert Einstein]] in 1905. This explanation included the first mention of "quanta" of energy - a concept crucial to the development of [[quantum mechanics]].+
Albert Einstein published a heuristic explanation in 1905
The '''photoelectric effect''' is a natural phenomenon in which electrons are emitted by a metallic surface when it is exposed to electromagnetic radiation.
The '''photoelectric effect''' is a natural phenomenon in which electrons are emitted by a metallic surface when it is exposed to electromagnetic radiation.
[[Albert Einstein]] published a heuristic explanation in 1905. It included the first mention of "quanta" of light energy - a concept crucial to the development of [[quantum mechanics]].
[[category:physics]]
[[category:physics]]