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Record W4417428654 · doi:10.5539/ijc.v18n1p37

Thermochemical Buswell’s Equation for Biohydrogen: Counting Heat of Dark Fermentation

2025· article· W4417428654 on OpenAlexvenueno aff
Pong Kau Yuen, Cheng Man Diana Lau, Karen Yuen

Bibliographic record

VenueInternational Journal of Chemistry · 2025
Typearticle
Language
FieldEngineering
TopicAnaerobic Digestion and Biogas Production
Canadian institutionsnot available
Fundersnot available
KeywordsBiohydrogenHeat equationEndothermic processThermalHeat transfer

Abstract

fetched live from OpenAlex

Dark fermentation is an anaerobic microbial-mediated redox system represented by Buswell’s equation for biohydrogen, in which thermal parameters such as theoretical higher heating value and energy conversion efficiency are applied to evaluate the degradability performance of organic matter, but the standard heat of Buswell’s equation for biohydrogen has not been established. Likewise, the standard heat of biohydrolysis and standard heat of bioredox, two sub-reactions of dark fermentation, have not yet been established. This study uses the stoichiometric Buswell’s equation for biohydrogen as an energy model to quantify the standard heat of Buswell’s equation for biohydrogen, the standard heat of biohydrolysis, and the standard heat of bioredox. Through the integration of the theoretical higher heating value of organic matter and mathematical thermal mathematical equation of Buswell’s equation for biohydrogen, this study concludes that (i) the standard heat of Buswell’s equation for biohydrogen is demonstrated as an endothermic reaction, (ii) the standard heat of Buswell’s equation for biohydrogen is identified as the sum of the standard heat of biohydrolysis and the standard heat of bioredox, (iii) the standard heat of bioredox can be calculated using the theoretical higher heating value of organic matter via the derived mathematical equation, and (iv) the standard heat of biohydrolysis can be determined by the difference between the standard heat of Buswell’s equation for biohydrogen and the standard heat of bioredox.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame machine prediction

Teacher imitation

Not 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.

metaresearch head score (Codex)0.001
metaresearch head score (Gemma)0.002
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Simulation or modeling · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: none
Teacher disagreement score0.009
Threshold uncertainty score0.030

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0010.002
Meta-epidemiology (narrow)0.0010.001
Meta-epidemiology (broad)0.0010.001
Bibliometrics0.0010.001
Science and technology studies0.0010.001
Scholarly communication0.0010.003
Open science0.0020.001
Research integrity0.0010.003
Insufficient payload (model declined to judge)0.0090.003

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.

Opus teacher head0.011
GPT teacher head0.267
Teacher spread0.257 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designSimulation or modeling
Domainnot available
GenreEmpirical

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".

Quick stats

Citations0
Published2025
Admission routes1
Has abstractyes

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