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Record W2023565294 · doi:10.1103/physrevlett.90.035301

Liquid<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mmultiscripts><mml:mi mathvariant="normal">H</mml:mi><mml:mprescripts/><mml:none/><mml:mn mathvariant="normal">3</mml:mn></mml:mmultiscripts><mml:mi mathvariant="normal">e</mml:mi></mml:math>Thermomechanical Effect in Regular Cylinders

2003· article· lv· W2023565294 on OpenAlexaff
D Sawkey, J. P. Harrison

Bibliographic record

VenuePhysical Review Letters · 2003
Typearticle
Languagelv
FieldPhysics and Astronomy
TopicQuantum, superfluid, helium dynamics
Canadian institutionsQueen's University
Fundersnot available
KeywordsMaterials scienceMonolayerScatteringCondensed matter physicsAnalytical Chemistry (journal)PhysicsChemistryOpticsNanotechnologyChromatography

Abstract

fetched live from OpenAlex

We have measured the normal liquid $^{\mathrm{3}}\mathrm{H}\mathrm{e}$ thermomechanical effect with the liquid confined in the regular 210 nm diameter cylinders of Anopore. The pressure difference resulting from the temperature difference was $\ensuremath{\Delta}P/\ensuremath{\Delta}T=25\text{ }\mathrm{P}\mathrm{a}/\mathrm{m}\mathrm{K}$, independent of temperature, from 0.7 to 12 mK. This value was $100\ifmmode\times\else\texttimes\fi{}$ the theoretical value and $3\ifmmode\times\else\texttimes\fi{}$ the result with a packed powder constriction. Two monolayers of $^{\mathrm{4}}\mathrm{H}\mathrm{e}$ did not change the value, but four monolayers reduced it by 2 orders of magnitude; the high value was therefore attributed to boundary scattering from magnetic $^{\mathrm{3}}\mathrm{H}\mathrm{e}$ surface layers.

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)0.004
metaresearch head score (Gemma)0.001
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesMeta-epidemiology (narrow), Science and technology studies, Scholarly communication, Research integrity, Insufficient payload (model declined to judge)
Consensus categoriesMeta-epidemiology (narrow), Research integrity, Insufficient payload (model declined to judge)
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Theoretical or conceptual · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.926
Threshold uncertainty score1.000

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0040.001
Meta-epidemiology (narrow)0.0020.003
Meta-epidemiology (broad)0.0010.004
Bibliometrics0.0010.002
Science and technology studies0.0020.002
Scholarly communication0.0020.002
Open science0.0030.002
Research integrity0.0020.004
Insufficient payload (model declined to judge)0.0120.005

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 head0.014
GPT teacher head0.243
Teacher spread0.229 · 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; both teacher heads agree on what is shown here.

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

Citations1
Published2003
Admission routes1
Has abstractyes

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