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Physics, 18.12.2019 18:31 kristinashau

Aparticular he-ne laser operating at 632.8 nm has a tube that is 50 cm long. the operating temperature is l30°c (a) estimate the doppler broadened linewidth (δλ) in the output spectrum. (b) what are the mode number m values that satisfy the resonant cavity condition? how many modes are therefore allowed?

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Aparticular he-ne laser operating at 632.8 nm has a tube that is 50 cm long. the operating temperatu...
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