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  "path": "/spotlight/spotid=69268.php",
  "publishedAt": "2026-04-28T14:36:20.000Z",
  "site": "https://www.nanowerk.com",
  "textContent": "Plasma forms in gaps ten times smaller than classical theory predicts possible, driven by electron cascades on the substrate surface, enabling 2 W terahertz generation on a chip.",
  "title": "The reason nanoscale gaps can produce terahertz radiation"
}