Sohn, B.-U., Choi, J. W., Chen, G. F. R., Gao, H., Mitchell, W. J., Ng, D. K. T., Tan, D. T. H. (2024). Topologically Protected Wavelength Conversion in a Photonic Valley Hall Insulator. CLEO 2024, 12, JW2A.181. https://doi.org/10.1364/cleo_at.2024.jw2a.181
Abstract:
We explore nonlinear effects in a topological photonic valley Hall insulator with a Kagome system at telecommunications wavelengths, we achieve topologically protected -12dB parametric conversion with sub-milliwatt input and 7dB enhancements at slow light region.
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Funding Info:
This research / project is supported by the Ministry of Education, Singapore - Academic Research Fund Tier 2 Grant
Grant Reference no. : T2EP50121-0019
This research / project is supported by the Agency for Science, Technology and Research (A*STAR) - MTC Grant
Grant Reference no. : M21K2c0119
This research / project is supported by the National Research Foundation, Singapore - Quantum Engineering Programme Grant
Grant Reference no. : NRF2022-QEP2-01-P08
This research / project is supported by the Agency for Science, Technology and Research (A*STAR) - NA
Grant Reference no. : C220415015