{
  "id": 2434949,
  "title": "Laser-cut aluminum foil could replace costly terahertz polarizers",
  "url": "https://urgent.news/2026/08/21/laser-cut-aluminum-foil-could-replace-costly-terahertz-polarizers",
  "topic": "science",
  "section": "Science",
  "published": "2026-08-21T20:40:02.000Z",
  "source": {
    "name": "Phys.org",
    "slug": "phys-org",
    "url": "https://phys.org/news/2026-08-laser-aluminum-foil-terahertz-polarizers.html"
  },
  "original_language": "en",
  "account": null,
  "summary": "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.",
  "key_points": [],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}