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  "path": "/spotlight/spotid=68959.php",
  "publishedAt": "2026-03-20T14:25:58.000Z",
  "site": "https://www.nanowerk.com",
  "textContent": "4D-printed microrobots with embedded gold-magnetite nanofillers use magnetic fields for navigation and near-infrared light for plasmonic heating to de-ice surfaces with programmable spatial and temporal precision.",
  "title": "4D-printed magneto-plasmonic microrobots de-ice exactly where and when needed"
}