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  "path": "/nanotechnology-news3/newsid=69405.php",
  "publishedAt": "2026-05-15T15:52:22.000Z",
  "site": "https://www.nanowerk.com",
  "textContent": "Researchers identified 2.5 nanometers as the minimum coating thickness that suppresses side reactions in sulfide solid-state batteries.",
  "title": "Solid-state EV battery cathodes need at least 2.5 nanometer protective coatings"
}