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Record W2164428640 · doi:10.1103/physreva.74.022508

Hyperfine-structure splitting in beryllium-muonic ions and atoms

2006· article· en· W2164428640 on OpenAlexaff
Alexei M. Frolov

Bibliographic record

VenuePhysical Review A · 2006
Typearticle
Languageen
FieldPhysics and Astronomy
TopicAtomic and Molecular Physics
Canadian institutionsWestern University
Fundersnot available
KeywordsPhysicsHyperfine structureAtomic physicsBerylliumExotic atomIonGround stateMuonNuclear physicsQuantum mechanics

Abstract

fetched live from OpenAlex

The bound-state properties and hyperfine-structure splitting in the ground $S(L=0)$ states in the $^{9}\mathrm{Be}^{4+}{\ensuremath{\mu}}^{\ensuremath{-}}{e}^{\ensuremath{-}}$ and $^{10}\mathrm{Be}^{4+}{\ensuremath{\mu}}^{\ensuremath{-}}{e}^{\ensuremath{-}}$ beryllium-muonic ions are determined numerically with the use of highly accurate variational-wave three-body functions. Analogous hyperfine splittings are computed for the triplet (electronic) $2\phantom{\rule{0.2em}{0ex}}^{3}S(L=0)$ states in the four-body beryllium-muonic ions $^{9}\mathrm{Be}^{4+}{\ensuremath{\mu}}^{\ensuremath{-}}{e}_{2}^{\ensuremath{-}}$ and $^{10}\mathrm{Be}^{4+}{\ensuremath{\mu}}^{\ensuremath{-}}{e}_{2}^{\ensuremath{-}}$ and for the ground states in the five-body beryllium-muonic atoms $^{9}\mathrm{Be}^{4+}{\ensuremath{\mu}}^{\ensuremath{-}}{e}_{3}^{\ensuremath{-}}$ and $^{10}\mathrm{Be}^{4+}{\ensuremath{\mu}}^{\ensuremath{-}}{e}_{3}^{\ensuremath{-}}$.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Theoretical or conceptual · Consensus signal: Theoretical or conceptual
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.164
Threshold uncertainty score0.539

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0000.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.004
GPT teacher head0.251
Teacher spread0.247 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one teacher head, not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designTheoretical or conceptual
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations2
Published2006
Admission routes1
Has abstractyes

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