“…Barium strontium niobates (BSNs), characterized by extraordinary photorefractive, electro-optic, dielectric, piezoelectric, and pyroelectric properties [1,2], are among the promising and sought-after materials for use in pyroelectric detectors, holographic memory devices, etc. Traditionally, BSN media are used in the form of monocrystals and thin films, less often as ceramics [3].…”