Hydrothermal synthesis of zeolite <scp>Y</scp> from green materials
Bibliographic record
Abstract
Abstract Several probes have been conducted by the scientific community to reduce emissions of greenhouse gases such as carbon dioxide (CO 2 ). A zeolitic material is capable of CO 2 adsorption with the aid of such technologies. Our present work is to efficiently synthesize zeolite Y with four Si/Al ratios (2.0, 2.5, 3.0, and 3.5) from green materials such as rice husk ash (source of Si) and metakaolin (source of Al). The method for preparing zeolite Y involves hydrothermal synthesis in a hydrodynamic reactor at 120°C temperature, for a reaction time of 24 hours. These synthetic zeolites represent high values for surface area as well as pore volume in micropore range and are compatible with the size of CO 2 molecules. The zeolite Y (with Si/Al ratio 3.5) has an absorption capacity of 3.35 mmol CO 2 /g at (900 kPa) pressure, thereby demonstrating high efficiency for CO 2 adsorption. The spectra of FTIR indicate Si‐OH‐Al groups, while the vibrations corresponding to Si‐O‐Si or Si‐O‐Al compounds display the characteristic structure of zeolite Y. Several tests have been conducted with the synthesized zeolites Y, which portrayed strong evidence of CO 2 absorption abilities. Henceforth, it can be concluded that zeolites Y have significant potential for application in adsorption/desorption cycles of carbon dioxide.
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How this classification was reachedexpand
Full frame distilled prediction
Teacher imitationNot 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.
Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.001 |
| 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 | 0.001 | 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 teacher head, 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".