Lightsaber-like plasma antenna uses laser-ionized air to transmit radio waves - Phys.org
PhysOctober 5, 2026
Researchers have demonstrated a technique that uses a laser to produce a plasma beam antenna capable of transmitting radio waves. The article, "Laser-Induced-Plasma-Filament Antenna Transmitting 30 MHz VHF," is published in the IEEE Journal of Microwaves.
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