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Analysis of the Complex (5s5p<sup>2</sup>+5s4f5p+5s<sup>2</sup>5d)–(5p<sup>3</sup>+5s5p5d+4f5p<sup>2</sup>+5s<sup>2</sup>6p+5s<sup>2</sup>5f) Transition Array of Eight-times Ionized Lanthanum (La IX)

2001· article· en· W1576060222 on OpenAlexaff
S S Churilov, Y N Joshi

Bibliographic record

VenuePhysica Scripta · 2001
Typearticle
Languageen
FieldPhysics and Astronomy
TopicAtomic and Molecular Physics
Canadian institutionsSt. Francis Xavier University
Fundersnot available
KeywordsPhysicsAtomic physicsParity (physics)Spectral lineFermionMirror nucleiHartree–Fock methodNucleonParticle physicsQuantum mechanics

Abstract

fetched live from OpenAlex

The spectrum of lanthanum was recorded in the 300–1240 Å region on a variety of normal incidence and grazing incidence spectrographs. The sources used for exciting the spectra were either a conventional triggered spark or a laser produced plasma. The analysis of complex (5s5p 2 +5s4f5p+5s 2 5d)–(5p 3 +5s5p5d+4f5p 2 +5s 2 6p+5s 2 5f) transition arrays was carried out. All these odd parity configurations have been studied for the first time. Sixty out of sixty-two possible levels in this odd parity system were established. Five levels belonging to the 5s4f5p even parity configuration, not established in the earlier study, have also been found and the level value of the 5s4f5p 2 G 7/2 was revised. 155 additional lines have been classified in the 363–870 Å region. The measured energies were satisfactorily interpreted by least-squares-fitting parametric Hartree-Fock calculations.

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 machine prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Bench or experimental · Consensus signal: Bench or experimental
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.002
Threshold uncertainty score0.005

Distilled classifier scores by category (both heads)

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)0.0020.000

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 head0.016
GPT teacher head0.238
Teacher spread0.222 · 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 source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designBench or experimental
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

Citations3
Published2001
Admission routes1
Has abstractyes

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