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Record W2332777399 · doi:10.1103/physrevb.72.045312

Doping of a surface band on<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mi>Si</mml:mi><mml:mrow><mml:mo>(</mml:mo><mml:mn>111</mml:mn><mml:mo>)</mml:mo></mml:mrow><mml:msqrt><mml:mn>3</mml:mn></mml:msqrt><mml:mo>×</mml:mo><mml:msqrt><mml:mn>3</mml:mn></mml:msqrt><mml:mo>−</mml:mo><mml:mi>Ag</mml:mi></mml:mrow></mml:math>

2005· article· lv· W2332777399 on OpenAlex
Jason Crain, M. C. Gallagher, J. L. McChesney, Mark Bissen, F. J. Himpsel

Why this work is in the frame

A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.

affAt least one author lists a Canadian institution in the pinned OpenAlex snapshot.

Bibliographic record

VenuePhysical Review B · 2005
Typearticle
Languagelv
FieldPhysics and Astronomy
TopicSurface and Thin Film Phenomena
Canadian institutionsLakehead University
Fundersnot available
KeywordsDopingPhysicsSurface (topology)Electronic band structureMaterials scienceCondensed matter physicsAtomic physicsCrystallographyGeometryChemistry

Abstract

fetched live from OpenAlex

A semiconducting surface-state band on $\mathrm{Si}(111)\sqrt{3}\ifmmode\times\else\texttimes\fi{}\sqrt{3}\ensuremath{-}\mathrm{Ag}$ is doped by adsorption of additional Ag and Au atoms. Very high levels of doping can be achieved (0.0015--0.086 electrons per $1\ifmmode\times\else\texttimes\fi{}1$ unit cell), such that the silicon surface degenerates into a metal. The doping alters the band structure of the surface state and causes the rigid-band model to break down. The parabolic-band approximation breaks down as well. These observations shed light on the mechanism of doping at extreme levels.

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.

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)0.007
metaresearch head score (Gemma)0.004
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesMeta-epidemiology (narrow), Science and technology studies, Scholarly communication, Open science, Research integrity, Insufficient payload (model declined to judge)
Consensus categoriesMeta-epidemiology (narrow), Science and technology studies, Research integrity, Insufficient payload (model declined to judge)
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Bench or experimental · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.864
Threshold uncertainty score0.997

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0070.004
Meta-epidemiology (narrow)0.0050.008
Meta-epidemiology (broad)0.0020.009
Bibliometrics0.0020.005
Science and technology studies0.0060.006
Scholarly communication0.0050.005
Open science0.0090.007
Research integrity0.0060.008
Insufficient payload (model declined to judge)0.2260.012

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 head0.020
GPT teacher head0.257
Teacher spread0.238 · 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