Which reason/s is/are responsible for the occurrence of non-linear Cross Phase Modulation (XPM)?
A. Difference in transmission phase of peak pulse & leading or trailing edges of pulse
B. Third-order optical non-linearity
C. Intensity dependence of refractive index
D. All of the above
Answer:C
Which reason/s is/are responsible for the occurrence of non-linear Cross Phase Modulation (XPM)?
A. Difference in transmission phase of peak pulse & leading or trailing edges of pulse B. Third-order optical non-linearity C. Intensity dependence of refractive index D. All of the above