INDICATORS ON - LITHIUM NIOBATE CRYSTAL YOU SHOULD KNOW

A mechanical shutter enabled doing irradiation cycles, which inside the experiments right here noted experienced 1 s length and a couple of s darkish time separation. The probe beam originates from a small-energy He-Ne laser (λ�?�?33 nm) focused to some waistline of 20 µm and counter propagating with respect into the green pump beam.