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what we try to do is, measure the soil salinity distribution using the laser beam of a semiconductor laser device, which can help to evaluate the soil salinity
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A vertical-cavity surface-emitting lasers ( VCSELs ) usually emit orthogonal linearly polarized associated with crystalline orientation, when external optical feedback with rotated-polarization...
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In the lab I have to use a semiconductor laser VCSEL with modulation signal,so I would like to measure the relaxation oscillation frequency of the laser to make sure that the modulation frequency...
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I want to use a simulink code to verify the experimental result which have been done on a VCSEL device by using external optical feedback, the measurements were the L-I curve, intensity of...
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By using an optical feedback, what is the possibility of reducing or enhancing the non-linearity properties of VCSEL with modulation signal?
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In order to measure relative intensity noise of VCSELs using optical spectrum analyses or digital oscilloscope.
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