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    "headline": "A One-Nanometer Coating Calms a Solid Electrolyte",
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    "dek": "Computation and atomic-layer deposition identified magnesium oxide as a promising interface layer.",
    "summary": "Computation and atomic-layer deposition identified magnesium oxide as a promising interface layer.",
    "body_text": "Argonne researchers tested ultrathin coatings on a sulfide solid electrolyte. Magnesium oxide improved interfacial stability; predicted-stable zirconium oxide performed poorly because reaction products impeded lithium. The method speeds comparison but does not deliver a complete long-life solid-state cell.",
    "why_it_matters": "Computation and atomic-layer deposition identified magnesium oxide as a promising interface layer.",
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      "title": "Argonne via Newswise: Solid-state battery coatings",
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    "title": "A One-Nanometer Coating Calms a Solid Electrolyte",
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