Noise Analysis of Second-Harmonic Generation in Undoped and MgO-Doped Periodically Poled Lithium Niobate
Figure 9
(a) (b) Noise
characteristics of SHG in MgO-doped PPLN waveguide with and without 532 nm
irradiation. (c) (d) The normalized frequency spectra corresponding to the
temporal traces in (a) and (b).