A mechanical shutter enabled executing irradiation cycles, which inside the experiments here documented had 1 s period and a couple of s dark time separation. The probe beam originates from the very low-electricity He-Ne laser (λ�?�?33 nm) centered to the waistline of 20 µm and counter propagating with regard into https://lithium-niobate-crystal02356.blogginaway.com/33120355/not-known-facts-about-lithium-niobate-crystal