{
  "abstract": "A transition magnetic dipole connects an endothermic nuclear recoil to a delayed photon. We study this interpretation of LZ230616, the 248-keV candidate in LZ's extended-energy search. Imposing the thermal abundance in a point hypercharge theory fixes a moment near $2.4 \\times 10^{-4} \\mathrm{TeV}^{-1}$ at the preferred masses, leaving a mass--splitting fit. The excited state travels about 0.6 m, making its decay relevant to the isolated-recoil selection. A position-dependent TPC-exit response gives conditional maxima at $(1.07 \\,\\mathrm{TeV} ,346 \\,\\mathrm{keV} )$ without the high-energy sideband and $(0.44 \\,\\mathrm{TeV} ,321 \\,\\mathrm{keV})$ with its zero-count proxy. Their line rates exceed the H.E.S.S. Einasto bound by factors of about 11 and 5.5. We examine halo dependence, other direct and indirect probes, and charged-messenger matching. Allowing a smaller moment and additional annihilation preserves the low-mass maxima while admitting heavier fits over 0.1--100 TeV. Delayed recoil--photon data can measure the splitting and moment, testing both the detector response and the assumed connection to thermal annihilation.",
  "abstract_shown": true,
  "affiliations": [],
  "article_type": null,
  "arxiv": "2609.10453",
  "author_total": 1,
  "authors": [
    {
      "name": "Yuxuan He"
    }
  ],
  "bibtex": "https://research.draconitic.com/paper/e1zft0vtwyqbw.bib",
  "cited_by": 26,
  "doi": "10.48550/arxiv.2609.10453",
  "fulltext_url": null,
  "id": "e1zft0vtwyqbw",
  "issns": [
    "2331-8422"
  ],
  "landing_url": "https://arxiv.org/abs/2609.10453",
  "language": "en",
  "licence": "CC-BY-4.0",
  "licence_label": "CC BY 4.0",
  "licence_source": "article",
  "licence_url": "http://creativecommons.org/licenses/by/4.0/",
  "metadata_licence": "CC0-1.0",
  "native_subjects": [
    [
      "arxiv",
      "hep-ph"
    ],
    [
      "openalex",
      "3106|Dark Matter and Cosmic Phenomena"
    ]
  ],
  "openalex": "W7212180942",
  "pdf_url": "https://arxiv.org/pdf/2609.10453",
  "pmcid": null,
  "pmid": null,
  "published": "2026-09-09",
  "publisher": "Cornell University",
  "ris": "https://research.draconitic.com/paper/e1zft0vtwyqbw.ris",
  "sources": [
    {
      "first_seen": "2026-10-30T12:20:12Z",
      "native_id": "2609.10453",
      "source": "arxiv",
      "url": "https://arxiv.org/abs/2609.10453"
    },
    {
      "first_seen": "2026-11-07T13:20:45Z",
      "native_id": "W7212180942",
      "source": "openalex",
      "url": "https://arxiv.org/abs/2609.10453"
    }
  ],
  "subjects": [
    {
      "field": "physics",
      "origin": "arxiv:hep-ph",
      "subfield": "high-energy"
    }
  ],
  "title": "Transition magnetic-dipole dark matter and the LZ230616 high-recoil candidate",
  "title_text": "Transition magnetic-dipole dark matter and the LZ230616 high-recoil candidate",
  "type": "preprint",
  "updated_at": "2026-11-09T13:21:02Z",
  "url": "https://research.draconitic.com/paper/e1zft0vtwyqbw",
  "venue": "arXiv",
  "versions": []
}