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  "path": "/nanotechnology-news3/newsid=69193.php",
  "publishedAt": "2026-04-20T16:06:54.000Z",
  "site": "https://www.nanowerk.com",
  "textContent": "A device based on ultra-thin ferroelectric films can switch on and off thermal conduction, offering a stable and innovative way to manage heat in real time.",
  "title": "Ultra-thin thermal memory switches heat flow on and off with voltage"
}