A mechanical shutter enabled performing irradiation cycles, which during the experiments in this article claimed experienced one s period and a pair of s dark time separation. The probe beam originates from the very low-electricity He-Ne laser (λ�?�?33 nm) targeted to a midsection of twenty µm and counter propagating with https://lithium-niobate-crystal91346.iyublog.com/31861988/lithium-niobate-crystal-an-overview