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Record W2129212170 · doi:10.1366/000370202760249675

Analytical Applications of Volatile Metal Derivatives

2002· article· en· W2129212170 on OpenAlexaff
Ralph E. Sturgeon, Zoltán Mester

Bibliographic record

VenueApplied Spectroscopy · 2002
Typearticle
Languageen
FieldChemistry
TopicAnalytical chemistry methods development
Canadian institutionsNational Research Council Canada
Fundersnot available
KeywordsMetalChemistryNanotechnologyMaterials scienceEnvironmental chemistryOrganic chemistry

Abstract

fetched live from OpenAlex

V apor generation is a widespread method used for the determ inatio n of m etals, metalloids, and organometallic compounds.Contrary to common belief, a signi cant number of metal(oid)s form volatile species, m any of which occur in nature.Vapor generation is a process wherein nonvolatile (usually ionic-metallic or organom etallic) compounds form volatile or semivolatile species through chemical, physical, or biological processes that may result in their transfer from a condensed phase to the gas phase.It is now well known that numerous volatile and semivolatile metal compounds are present in our environment as a consequence of both anthropogenic and natural processes.For example, m etal hydrides can be formed in m any environm ental settings where reducing conditions prevail.Donard 1 noted release of tin hydride from a model seawater-sediment system more than ten years ago.Several reports have also highlighted detection of metal hydrides

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)0.001
metaresearch head score (Gemma)0.002
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: none
Teacher disagreement score0.023
Threshold uncertainty score0.076

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0010.002
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0010.000
Bibliometrics0.0010.001
Science and technology studies0.0010.001
Scholarly communication0.0020.001
Open science0.0010.001
Research integrity0.0010.001
Insufficient payload (model declined to judge)0.0230.008

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 head0.024
GPT teacher head0.288
Teacher spread0.264 · 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

Citations168
Published2002
Admission routes1
Has abstractyes

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