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    "story_id": "mp-2026-07-17-011",
    "source_story_id": "tmp-story-sirius-pulsed-power-3000-shots",
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    "position": 11,
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    "headline": "A Pulsed-Power Module Clears Three Thousand Shots",
    "slug": "a-pulsed-power-module-clears-three-thousand-shots",
    "dek": "LLNL and Pacific Fusion's four-stage generator repeatedly delivered 60 gigawatts into a test load.",
    "summary": "LLNL and Pacific Fusion's four-stage generator repeatedly delivered 60 gigawatts into a test load.",
    "body_text": "The SIRIUS prototype surpassed 3,000 shots, delivering roughly 60 gigawatts in 100-nanosecond pulses with about 95% transfer efficiency. Component failures stayed within reliability requirements. This advances an accelerator module; it is not fusion-energy gain or proof of an economical plant.",
    "why_it_matters": "LLNL and Pacific Fusion's four-stage generator repeatedly delivered 60 gigawatts into a test load.",
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      "This advances an accelerator module; it is not fusion-energy gain or proof of an economical plant."
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    "first_published_at": "2026-07-17T09:00:00.000-04:00",
    "modified_at": "2026-07-17T14:34:04.943-04:00",
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        "text": "LLNL and Pacific Fusion's four-stage generator repeatedly delivered 60 gigawatts into a test load.",
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        "qualification": "This advances an accelerator module; it is not fusion-energy gain or proof of an economical plant."
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    "tags": [
      "pulsed power",
      "fusion",
      "SIRIUS"
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    {
      "source_id": "source-2026-07-17-011",
      "title": "LLNL via Newswise: SIRIUS pulsed power",
      "publisher": "LLNL via Newswise",
      "url": "https://www.newswise.com/articles/llnl-pacific-fusion-partnership-advances-next-generation-pulsed-power-technology",
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      "published_at": "2026-07-16T18:45:00.000-04:00",
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  "publisher": {
    "name": "The Machine Press",
    "url": "https://themachinepress.com",
    "description": "A daily newspaper for the age of artificial intelligence."
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  "cite_this_report": {
    "title": "A Pulsed-Power Module Clears Three Thousand Shots",
    "publisher": "The Machine Press",
    "published_at": "2026-07-17T09:00:00.000-04:00",
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