Kinetics of thermal degradation of mixtures of morocco oil shale with low density polyethylene
Bibliographic record
Abstract
La cinetique de la degradation thermique des schistes bitumineux marocains melanges avec le PEBD a ete etudiee par analyse thermogravimetrique sous atmosphere d'azote. Les experiences ont ete realisees pour differentes vitesses de chauffage (2, 10, 20, 50 K.min ') dans le domaine de temperature 300 - 1273 K. Les resultats obtenus ont montre que la degradation des materiaux se fait en trois etapes principales et l'augmentation de vitesse de chauffe deplace les thermogrammes vers les temperatures les plus elevees. La difference de perte de masse, (Aw) entre les courbes experimentales et theoriques, pour les differentes vitesses de chauffe dans le domaine de temperature 620-820 K est d'environ 8-11 %. Ces resultats experimentaux indiquent qu'il y a une interaction entre les schistes bitumineux et le PEBD lors de la pyrolyse du melange. Les parametres cinetiques (E, A) ont ete determines par la methode de Coats-Redfem. L'energie d'activation de la decomposition de la matiere organique dans le melange (218 kJ/mol) est superieure que celle des schistes bitumineux (44 kJ/mol) et plutot proche de celle du PEBD (294 kJ/mol).
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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".