Barium titanate’s optical properties characterized for next-generation optical communication networks and AI

https://www.eurekalert.org/news-releases/1151046

Summary: Pockels coefficients/ refractive index dispersion mapped across barium titanate thin films integrated directly onto silicon photonic platforms. Precise optical characterization confirms giant electro-optic response rates exceeding conventional lithium niobate modulators while maintaining low optical insertion losses. Enable semiconductor foundries to design ultra-compact, low-voltage electro-optic modulators for terabit-per-second optical communication networks and optical AI hardware.