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Record W4416095862 · doi:10.1002/cjce.70123

Liquid‐phase hydrogenation of Chinese white wax to advanced mixed alkanols over Ni‐Cu@ <scp>MgAlO</scp> catalyst

2025· article· en· W4416095862 on OpenAlexvenueno aff
Lizhi Chen, Chong Chen, Wenkai Chen, Yiwen Xiao, Gui Chen, Jie Chen, Hou Mi, Mei‐Chun Wu, Yuanxiang Li

Bibliographic record

VenueThe Canadian Journal of Chemical Engineering · 2025
Typearticle
Languageen
FieldEngineering
TopicCatalysis for Biomass Conversion
Canadian institutionsnot available
FundersNatural Science Foundation of Hunan Province
KeywordsCatalysisFourier transform infrared spectroscopyX-ray photoelectron spectroscopyScanning electron microscopeWaxAlkylInfrared spectroscopy

Abstract

fetched live from OpenAlex

Abstract The Ni‐Cu@MgAlO catalyst was synthesized by a urea‐assisted pyrolysis co‐precipitation method. Structural characterizations, including N₂ adsorption‐desorption measurement, X‐ray photoelectron spectroscopy (XPS), scanning electron microscope mapping (SEM‐mapping), X‐ray diffraction (XRD), and Fourier transform infrared spectroscopy (FT‐IR), confirmed the successful incorporation of Ni and Cu into the MgAlO framework. The catalyst exhibited good catalytic performance, which can be attributed to the synergistic effect of Ni‐Cu bimetallics, their uniform dispersion on the support, and the catalytic cycle between different valence states. This catalyst was employed to optimize the reaction conditions for the hydrogenation reduction of Chinese white wax. The experimental results indicated that the optimal reaction conditions were achieved at 140°C for 4.0 h, with 0.2 g of catalyst and 2.0 MPa of H 2 pressure. The resulting advanced mixed alkanols showed an acid value of 0.13 and a saponification value of 65.18. Additionally, plausible reaction pathways for the reduction process were proposed. The catalyst's inexpensive and good efficiency are of significant industrial importance, as it enables the conversion of Chinese white wax into advanced mixed alkyl alcohols.

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 distilled prediction

Teacher imitation

Not 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.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Bench or experimental · Consensus signal: Bench or experimental
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.064
Threshold uncertainty score0.824

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0010.001
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0000.000

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.

Opus teacher head0.003
GPT teacher head0.197
Teacher spread0.194 · 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 teacher head, not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designBench or experimental
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

Explore more

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