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    "headline": "A Predicted Two-Dimensional Insulator Finally Takes Form",
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    "dek": "Finnish physicists created a two-layer tin-telluride film with edge states that respond to strain.",
    "summary": "Finnish physicists created a two-layer tin-telluride film with edge states that respond to strain.",
    "body_text": "Researchers at the University of Jyvaskyla and Aalto University report the first experimental realization of a predicted two-dimensional topological crystalline insulator. They grew two layers of tin telluride on niobium diselenide and observed conducting edge states that changed under strain. It is a research platform, not a room-temperature quantum product.",
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      "source_id": "source-2026-07-12-010",
      "title": "ScienceDaily from University of Jyvaskyla",
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