An on-chip OPO on thin-film lithium niobate produces 22 THz of voltage-tunable mid-IR output from 2.7-3.4 microns with coarse-to-fine electrical control via the Vernier effect.
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Higher-order modes reduce absorption-induced thermal deformation in high-power interferometers, cutting optimal curvature correction to 33% for LG2,2 and 24% for HG3,3 versus the fundamental mode while improving optical loss and modal purity.
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Ultra-wideband electrically-tuned mid-infrared on-chip parametric oscillator
An on-chip OPO on thin-film lithium niobate produces 22 THz of voltage-tunable mid-IR output from 2.7-3.4 microns with coarse-to-fine electrical control via the Vernier effect.
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Thermal Deformation Reduction in High-Power Interferometry with Higher-Order Laser Modes
Higher-order modes reduce absorption-induced thermal deformation in high-power interferometers, cutting optimal curvature correction to 33% for LG2,2 and 24% for HG3,3 versus the fundamental mode while improving optical loss and modal purity.