Molecular Dynamics Simulation Of Adiabatic Two-Phase Flow In Nanochannels
Bibliographic record
Abstract
The two-phase flow of argon fluid in a nanochannel is investigated by molecular dynamics simulations (MDS).The nanochannel consists of two parallel copper plates with the length of 2000 Å and the height of 120 Å, where the density of liquid argon is 1316.5 kg/m 3 at 100 K.An external driving force, ranging from 0.001 to 0.005 eV/ Å, was applied along the flow direction to fluid particles at the channel inlet during simulations.The flow patterns were obtained from the density distribution.Based on flow patterns, the void fraction was discussed as a function of the mean flow velocity.When the initial filling ratio is 67 %, the void fractions of different velocities are all close to 33%, which means these simulations are consistent with the homogeneous model.Different filling ratios were also analysed.As the filling ratio is increased, the bubble size decreases and the void fraction also decreases.Molecular dynamics simulation show that under these conditions the flow is adequately described by the homogeneous model.
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How this classification was reachedexpand
Full frame machine prediction
Teacher imitationNot 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.
Distilled classifier scores by category (both heads)
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.001 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.001 | 0.000 |
| Bibliometrics | 0.000 | 0.001 |
| Science and technology studies | 0.001 | 0.001 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.001 | 0.000 |
| Research integrity | 0.001 | 0.001 |
| Insufficient payload (model declined to judge) | 0.002 | 0.000 |
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.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.
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".