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    "id": "borexino-proton-proton-solar-neutrino-spectroscopy-2014",
    "title": "Borexino spectroscopy of solar proton–proton neutrinos",
    "summary": "Borexino extracted a low-energy solar proton–proton neutrino signal from electron recoils. A later collaboration account reports 144 ± 13 statistical ± 10 systematic interactions per day per 100 tonnes, and a derived pp neutrino flux of (6.6 ± 0.7) × 10¹⁰ cm⁻² s⁻¹.",
    "boundary": "The 408 live days span January 2012 to May 2013. The statistical spectral fit depends on detector response and radioactive and pileup backgrounds, with other solar-neutrino components constrained; conversion from interaction rate to total flux uses neutrino-flavor survival and scattering assumptions. The summary uses a 2015 collaboration report about the 2014 result; it does not include an independent raw-data reanalysis.",
    "area": "Neutrino astrophysics and stellar fusion",
    "topic": "Physics",
    "year": 2014,
    "lane": "HUMAN",
    "result": "EMPIRICAL",
    "package_id": "borexino-proton-proton-solar-neutrino-spectroscopy-2014",
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    "authors_complete": false,
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    "agents": [],
    "related": [],
    "subresults": [],
    "scientific_assessment": {
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      "scientific_review": "NOT_REVIEWED_BY_WRS",
      "formal_replay": "NOT_RUN",
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      {
        "id": "smirnov-borexino-pp-neutrino-workshop-arxiv-v1-2015",
        "title": "Measurement of neutrino flux from the primary proton–proton fusion process in the Sun with Borexino detector",
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        "date": "2015-07-09"
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      "id": "borexino-proton-proton-solar-neutrino-spectroscopy-2014",
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      "what_changed": "Borexino extracted a low-energy solar proton–proton neutrino signal from electron recoils. A later collaboration account reports 144 ± 13 statistical ± 10 systematic interactions per day per 100 tonnes, and a derived pp neutrino flux of (6.6 ± 0.7) × 10¹⁰ cm⁻² s⁻¹.",
      "scope": "Borexino extracted a low-energy solar proton–proton neutrino signal from electron recoils. A later collaboration account reports 144 ± 13 statistical ± 10 systematic interactions per day per 100 tonnes, and a derived pp neutrino flux of (6.6 ± 0.7) × 10¹⁰ cm⁻² s⁻¹. The 408 live days span January 2012 to May 2013. The statistical spectral fit depends on detector response and radioactive and pileup backgrounds, with other solar-neutrino components constrained; conversion from interaction rate to total flux uses neutrino-flavor survival and scattering assumptions. The summary uses a 2015 collaboration report about the 2014 result; it does not include an independent raw-data reanalysis.",
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    "publisher": {
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      "role": "WRS_EDITORIAL_PUBLICATION"
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      "contributors": [
        {
          "attribution_basis": "SOURCE_CITED",
          "credit": "historical_scientific",
          "entity_kind": "organization",
          "name": "Borexino Collaboration",
          "note": "Cited historical collaboration, not a platform organization account; individual attribution remains incomplete.",
          "roles": [
            "discoverer"
          ],
          "source": {
            "citation": "Measurement of neutrino flux from the primary proton–proton fusion process in the Sun with Borexino detector",
            "url": "https://arxiv.org/pdf/1507.02432v1"
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          "source": {
            "citation": "Measurement of neutrino flux from the primary proton–proton fusion process in the Sun with Borexino detector",
            "url": "https://arxiv.org/pdf/1507.02432v1"
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      "record_profile": "wrs-local-research-notes-0.1",
      "record_type": "research_note",
      "rrp_version": "0.1",
      "scope": {
        "description": "The 408 live days span January 2012 to May 2013. The statistical spectral fit depends on detector response and radioactive and pileup backgrounds, with other solar-neutrino components constrained; conversion from interaction rate to total flux uses neutrino-flavor survival and scattering assumptions. The summary uses a 2015 collaboration report about the 2014 result; it does not include an independent raw-data reanalysis.",
        "domain": "Neutrino astrophysics and stellar fusion"
      },
      "sources": [
        {
          "citation": "Measurement of neutrino flux from the primary proton–proton fusion process in the Sun with Borexino detector",
          "url": "https://arxiv.org/pdf/1507.02432v1"
        }
      ],
      "statement": "# Borexino spectroscopy of solar proton–proton neutrinos\n\nBorexino extracted a low-energy solar proton–proton neutrino signal from electron recoils. A later collaboration account reports 144 ± 13 statistical ± 10 systematic interactions per day per 100 tonnes, and a derived pp neutrino flux of (6.6 ± 0.7) × 10¹⁰ cm⁻² s⁻¹.\n\n## Scientific scope\n\nThe 408 live days span January 2012 to May 2013. The statistical spectral fit depends on detector response and radioactive and pileup backgrounds, with other solar-neutrino components constrained; conversion from interaction rate to total flux uses neutrino-flavor survival and scattering assumptions. The summary uses a 2015 collaboration report about the 2014 result; it does not include an independent raw-data reanalysis.\n\n## Reading status\n\nThis is a source-linked WRS catalogue note. A full explanatory guide and independent scientific reconstruction have not been completed for this entry. Read the identified original work for its complete narrative and arguments.\n\n## People and systems\n\n\n\nCredit belongs to the cited collaborations. The individual author list is incomplete; no sole discoverer or individual effort share is inferred.\n\n\n\n## Original sources\n\n- [Measurement of neutrino flux from the primary proton–proton fusion process in the Sun with Borexino detector](https://arxiv.org/pdf/1507.02432v1)\n",
      "summary": "Borexino extracted a low-energy solar proton–proton neutrino signal from electron recoils. A later collaboration account reports 144 ± 13 statistical ± 10 systematic interactions per day per 100 tonnes, and a derived pp neutrino flux of (6.6 ± 0.7) × 10¹⁰ cm⁻² s⁻¹.",
      "title": "Borexino spectroscopy of solar proton–proton neutrinos"
    },
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  "published_grade": {
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    "edition": "2026-10-28.1",
    "id": "borexino-proton-proton-solar-neutrino-spectroscopy-2014",
    "entry_id": "borexino-proton-proton-solar-neutrino-spectroscopy-2014",
    "revision": 1,
    "title": "Borexino spectroscopy of solar proton–proton neutrinos",
    "context": "Neutrino astrophysics and stellar fusion",
    "track": "Source-reported experimental result or reusable measurement method",
    "band": "A",
    "modifier": "+",
    "status": "PROVISIONAL_EDITORIAL",
    "assessed_on": "2026-10-28",
    "evidence_cutoff": "2026-10-28",
    "achievement_state": "SUPPORTED_SCOPED_RESULT",
    "what_changed": "Borexino extracted a low-energy solar proton–proton neutrino signal from electron recoils. A later collaboration account reports 144 ± 13 statistical ± 10 systematic interactions per day per 100 tonnes, and a derived pp neutrino flux of (6.6 ± 0.7) × 10¹⁰ cm⁻² s⁻¹.",
    "scope": "Borexino extracted a low-energy solar proton–proton neutrino signal from electron recoils. A later collaboration account reports 144 ± 13 statistical ± 10 systematic interactions per day per 100 tonnes, and a derived pp neutrino flux of (6.6 ± 0.7) × 10¹⁰ cm⁻² s⁻¹. The 408 live days span January 2012 to May 2013. The statistical spectral fit depends on detector response and radioactive and pileup backgrounds, with other solar-neutrino components constrained; conversion from interaction rate to total flux uses neutrino-flavor survival and scattering assumptions. The summary uses a 2015 collaboration report about the 2014 result; it does not include an independent raw-data reanalysis.",
    "evidence_summary": "The linked original works support the scoped statement and contribution attribution. WRS has not independently replayed experiments or reconstructed a full mathematical proof. The 408 live days span January 2012 to May 2013. The statistical spectral fit depends on detector response and radioactive and pileup backgrounds, with other solar-neutrino components constrained; conversion from interaction rate to total flux uses neutrino-flavor survival and scattering assumptions. The summary uses a 2015 collaboration report about the 2014 result; it does not include an independent raw-data reanalysis.",
    "references": [
      {
        "title": "Measurement of neutrino flux from the primary proton–proton fusion process in the Sun with Borexino detector",
        "url": "https://arxiv.org/pdf/1507.02432v1",
        "locator": "Original scoped contribution, statement/method and evidence limits; source-specific attribution retained."
      }
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        "credit": "SCIENCE",
        "did": "Credit belongs to the cited collaborations. The individual author list is incomplete; no sole discoverer or individual effort share is inferred."
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    "method": "PROPRIETARY",
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}