Lasercut aluminum foil could replace costly terahertz polarizers
Aug 21, 2026
When physicists at the ARC Centre for Transformative Meta-Optical Systems (TMOS) needed a key component for their terahertz experiments, they ran into a frustrating problem—they needed tiny optical devices, known as wire-grid polarizers, but these cost thousands of dollars each.
https://phys.org/news/2026-08-laser-aluminum-foil-terahertz-polarizers.html
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