A particular laser structure is designed so that the active region extends the edges of devices.
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Q6: In semiconductor injection laser, narrow line bandwidth
Q7: Injection laser have a high threshold current
Q8: ?T Is known as slope quantum efficiency. State
Q9: The total efficiency of an injection laser
Q10: In a DH laser, the sides of
Q12: Gain guided laser structure are
A)chemical laser
B)gas laser
C)dh
Q13: Laser modes are generally separated by few
A)tenths
Q14: The spectral width of emission from the
Q15: Single longitudinal mode operation is obtained by
A)eliminating
Q16: A correct DH structure will restrict the
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