Ag Nanoparticles: Experimental Study of Sign Identification of Nonlinear Refractive Index by Moiré Deflectometry and Z-Scan Methods
Figure 3
The experimental setup of Moiré deflectometry for sign identifying nonlinear refractive index, (a): Laser1 (probe laser); 15 mW He-Ne laser, Laser2 (pump laser); 47 mW green laser, F; filter, SF; spatial filter, G1, G2; grating, L1, L2, and L3; lenses with the focal lengths of mm, mm, and mm, S sample, P; the pinhole, CCD; the camera, Com; the computer.