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  "path": "/news/2026-03-battery-problem-cheaper-efficient-cathodes.html",
  "publishedAt": "2026-03-06T12:00:07.000Z",
  "site": "https://techxplore.com",
  "tags": [
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  "textContent": "Consider the humble rechargeable battery: Many people start their day by unplugging their phone from a charger to check the weather or commute to work, or throw on their favorite podcast. They'll end the day by plugging in their phone to charge again overnight.",
  "title": "Breaking down the battery problem: Cheaper, more efficient cathodes could cut costs"
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