The grating period of a GaAs DFB-laser is 249.6 nm. The grating operates at second order diffraction wavelength. Let the
Posted: Sun May 15, 2022 7:16 pm
The grating period of a GaAs DFB-laser is 249.6 nm. The grating
operates at second order diffraction wavelength. Let the refractive
index be 3.59 and the cavity length 500 µm. a) What is the Bragg
the wavelength? b) Calculate the two main emission wavelengths of
the DFB laser.
operates at second order diffraction wavelength. Let the refractive
index be 3.59 and the cavity length 500 µm. a) What is the Bragg
the wavelength? b) Calculate the two main emission wavelengths of
the DFB laser.