Capacitance-voltage and deep-level-transient spectroscopy characterization of defects near SiO2/SiC interfaces
Bibliographic record
Abstract
Metal-oxide-semiconductor (MOS) interfaces on n-type 4H and 6H-SiC annealed in nitric oxide (NO) for various times were electrically characterized by high-frequency capacitance-voltage and deep-level-transient spectroscopy (DLTS) measurements. Different types of traps were distinguished by DLTS based on the energy-resolved DLTS spectra and comparing DLTS spectra from the two polytypes. Oxide traps, found at much higher densities in the larger bandgap 4H-SiC, are reduced by NO annealing, and their capture behavior is analytically modeled with a tunneling-dependent capture rate. An interface trap distribution is found in 6H-SiC MOS centered at 0.5 eV below the conduction band. Near interface traps in the SiC within 0.1 eV below the conduction band edge, detected at equal concentrations in both polytypes, are not passivated by NO annealing.
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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 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.001 | 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".