Authors:	T. Vandekerckhove, T. Vanackere, J. De Witte, I. Luntadila Lufungula, E. Vissers, G. Roelkens, S. Clemmen, B. Kuyken
Title:	High-Efficiency Second Harmonic Generation in Heterogeneously-Integrated Periodically-Poled Lithium Niobate on Silicon Nitride
Format:	International Conference Proceedings
Publication date:	1/2023
Journal/Conference/Book:	Conference on Lasers and Electro-Optics Europe
Location:	Munich, Germany
Citations:	Look up on Google Scholar
Download:	(776KB)

Abstract

CMOS-compatible photonic platforms such as silicon nitride lack a chi2 nonlinearity. We heterogeneously integrate periodically-poled lithium niobate on silicon nitride through a back-end micro-transfer printing process and achieve second harmonic generation with 2500%/Wcm^2 efficiency.

Related Research Topics

• Siliconnitride photonic integrated circuit platform
• Silicon integration with perovskites for electro-optical modulators
• Chi(2) nonlinear optics in silicon-based waveguide circuits
• Transfer printing technology