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  "path": "/nanotechnology-news3/newsid=69391.php",
  "publishedAt": "2026-05-13T12:32:49.000Z",
  "site": "https://www.nanowerk.com",
  "textContent": "Researchers report the creation of step-terrace-ordered GaN surfaces using catalyst-referred etching (CARE). Mechanical testing on these surfaces demonstrates exceptional reproducibility across 100 measurements, achieving record-low stress scatter.",
  "title": "Atomic step-terrace ordering enables unprecedented precision in mechanical testing"
}