Experimental investigation and performance assessment of magnesium-based hydrogen generation
Bibliographic record
Abstract
• Mg based hydrogen production is uniquely studied using Mg powder and scraps. • The effects of various effects and parameters on hydrogen production are assessed. • It appears to be an effective option for waste Mg for hydrogen production. • Mg powder gives better hydrogen production results. This paper investigates a uniquely designed experimental hydrogen production system with a distillation unit through magnesium hydrolysis. Two types of magnesium sources were tested: 100-µm powder particles and magnesium scrap, with their microstructures analyzed by scanning electron microscopy. Hydrolysis reactions were conducted at room temperature (19 °C-22 °C) to study the effect of environmentally friendly solutions on reaction kinetics and hydrogen production. Various solutions were evaluated, including NaCl and NaOH as additives. Among the samples, the highest hydrogen capacity was achieved using 7 wt% NaCl with magnesium powder, reaching 1.38 mL H 2 /g Mg in 15 min. In comparison, simulated seawater (3.5 wt% NaCl) produced 1.18 mL H 2 /g Mg over the same period. Hydrogen production was monitored by measuring the instantaneous hydrogen generation rate (mL/min) and calculating cumulative hydrogen capacity throughout the reaction.
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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 | 0.000 |
| 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) | 0.000 | 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".