Given that doppler broadened gain curve of a helium neon laser with a 50cm long resonator emitting at 1.15mm is 770MHz determine (a) inter longitudinal mode spacing and (b) the number of maximum possible sustainable longitudinal modes.
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Given that doppler broadened gain curve of a helium neon laser with a 50cm long resonator emitting at 1.15mm is 770MHz determine (a) inter longitudinal mode spacing and (b) the number of maximum possible sustainable longitudinal modes.
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