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  "path": "/spotlight/spotid=69372.php",
  "publishedAt": "2026-05-11T18:32:58.000Z",
  "site": "https://www.nanowerk.com",
  "textContent": "Defect-engineered zinc oxide converts tiny reversible strains into near-infrared light, opening a rare-earth-free path to self-powered optical stress sensing.",
  "title": "Defect-engineered zinc oxide turns tiny strain into near-infrared light"
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