Influence of 532 and 355 nm Nanosecond Laser Pulses on Photodestruction of Silver Nanoparticles in Photo-thermo-refractive Glasses Topics: Display Technology and Holography; Photonic and Optoelectronic Materials and Devices; Plasmonic Structures and Quantum dots In Proceedings of the 4th International Conference on Photonics, Optics and Laser Technology PHOTOPTICS - Volume 1, 241-245, 2016 , Rome, Italy