9. Quantum Mechanics
Electromagnetic Spectrum
7:05 minutes
Problem 31
Textbook Question
Textbook QuestionA diode laser emits at a wavelength of 987 nm. (a) In what portion of the electromagnetic spectrum is this radiation found? (b) All of its output energy is absorbed in a detector that measures a total energy of 0.52 J over a period of 32 s. How many photons per second are being emitted by the laser?
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