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  "publishedAt": "2026-02-14T18:58:43.000Z",
  "site": "https://www.nanowerk.com",
  "textContent": "Researchers develop high-performance quasi-solid-state calcium-ion batteries using redox covalent organic frameworks, achieving strong cycling stability as a sustainable alternative to lithium-ion technology.",
  "title": "Novel calcium-ion battery technology enhances energy storage efficiency and sustainability"
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