Boosting the extraction of humic acid from HCl-activated weathered coal catalyzed by oxygen vacancy-rich CuO nanoparticles

Q: What does this research mean for the field?

A pretreatment-catalytic oxidation coupling strategy significantly enhances the extraction of humic acid from HCl-activated weathered coal. Novelty: ClaimNovelty.NOVEL_FINDING. Consensus alignment: ConsensusAlignment.NEUTRAL.

Xianglei Cao; Yongsheng Gao; Zhanwen Cao; Jia Guo; Naeem Akram; Z. P. Yao; Kaigang Li; Chao Yang

doi:10.1039/d5ra09959e

January 1, 2026RSC AdvancesOpen Access

Boosting the extraction of humic acid from HCl-activated weathered coal catalyzed by oxygen vacancy-rich CuO nanoparticles

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Key Points

The aim is to enhance the extraction of humic acid from weathered coal using CuO nanoparticles.
Proposed a pretreatment-catalytic oxidation coupling strategy
Utilized HCl-activated weathered coal
Employed oxygen vacancy-rich CuO nanoparticles as catalysts
Significant improvement in humic acid extraction was achieved
Enhanced extraction efficiency observed compared to conventional methods

Implication

A pretreatment-catalytic oxidation strategy enhances humic acid extraction in weathered coal, implying improved efficiency.

Abstract

A pretreatment-catalytic oxidation coupling strategy is proposed to significantly enhance humic acid extraction.

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Cite This Study

Cao et al. (2026) studied this question.

synapsesocial.com/papers/6996a7c3ecb39a600b3edb87 https://doi.org/10.1039/d5ra09959e

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Boosting the extraction of humic acid from HCl-activated weathered coal catalyzed by oxygen vacancy-rich CuO nanoparticles

Key Points

Implication

Abstract

Discussion

Cite This Study

Boosting the extraction of humic acid from HCl-activated weathered coal catalyzed by oxygen vacancy-rich CuO nanoparticles

Key Points

Implication

Abstract

Discussion

Cite This Study

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