An effective method to reduce the line-width is to make the cavity longer.
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Q15: In Fabry-perot laser, the lower threshold is
Q16: Y3Al5 O12 Is a molecular formula for _
A)ytterbium aluminate
B)yttrium
Q17: Which of these factors are critical in
Q18: _ occurs as a result of the
Q19: Laser cavity length can be extended by
A)increasing
Q20: What is the purpose of wavelength dispersive
Q22: Which devices are used to modulate the
Q23: How many techniques are used to tune
Q24: _ laser can be produced when a
Q25: The rare-earth-doped fiber lasers have spectral line-width
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