Comments on: Nonlinear optical metasurface achieves electrically tunable third-harmonic generation https://spanish.lifeboat.com/blog/2024/09/nonlinear-optical-metasurface-achieves-electrically-tunable-third-harmonic-generation Safeguarding Humanity Sun, 29 Sep 2024 22:32:01 +0000 hourly 1 https://wordpress.org/?v=6.6.2