Comments on: Generation of a Focused THz Vortex Beam from a Spintronic THz Emitter with a Helical Fresnel Zone Plate https://lifeboat.com/blog/2024/05/generation-of-a-focused-thz-vortex-beam-from-a-spintronic-thz-emitter-with-a-helical-fresnel-zone-plate Safeguarding Humanity Sun, 26 May 2024 06:23:25 +0000 hourly 1 https://wordpress.org/?v=6.6.1