Comments on: Georgian Technical University Repulsive Photons Avoid Each Other In Semiconductor Material. https://scienceadvantage.net/2019/02/26/georgian-technical-university-repulsive-photons-avoid-each-other-in-semiconductor-material/ scienceadvantage Sun, 31 May 2026 00:20:07 +0000 hourly 1 https://wordpress.org/?v=4.9.26