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  "path": "/News.aspx?newsID=11089",
  "publishedAt": "2026-03-30T12:48:00.000Z",
  "site": "https://www.azoquantum.com",
  "textContent": "Their mass is extremely low, but how light are neutrinos really? A collaboration comprising German and international research groups has optimized its experiments to determine the mass of these \"ghost particles\".",
  "title": "ECHo Collaboration: Hunting for the Neutrino Mass with \"Cool\" Detectors"
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