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Updated: 13 hours 17 min ago
Green solvent-based separation and regeneration of layered ternary cathode materials for sustainable lithium-ion battery recycling
DOI: 10.1039/D5GC01636C, PaperLiying Ou, Ying Zhang, Pengwei Li, Kai Zhu, Yinyi Gao, Dianxue Cao
Based on TEP solvent for separating electrode materials, efficient dissociation of NCM from binders and conductive agents is achieved, providing a green separation pathway for the targeted recycling of precious metals and Li resources in spent LIBs.
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Mechanism of ultrasound-enhanced alkaline selective leaching of zinc from steel waste: experimental and DFT simulation analysis
DOI: 10.1039/D5GC02296G, PaperChunfu Xin, Shenxu Bao, Yimin Zhang, Bo Chen, Wei Ding, Hongwei Zhang, Shuo Liu
Ultrasound-enhanced alkaline leaching selectively extracts zinc from steel waste via cavitation-driven mineral destruction and preferential ZnO dissolution, enabling efficient hazardous waste upcycling with less reagents and time.
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Recycling of polystyrene waste to mono-aromatic hydrocarbons via intermittent thermal scission
DOI: 10.1039/D5GC01563D, PaperZhuohan Lin, Jiaxin Li, Wang Xu, Qiaohui Ruan, Jiakang Hu, Peiqing Yuan, Yan Li
Tunable depolymerization–repolymerization during polystyrene pyrolysis enables selective production of mono-aromatic hydrocarbons (MAHs), achieving >90% liquid yield with ~95% MAHs. The strategy applies to various polystyrene feedstocks.
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Amino and hydroxyl functionalization of nucleosides via resonant acoustic mixing
DOI: 10.1039/D5GC01768H, Paper
Open Access 
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Julian Marlyn, Olivia Del Carlo, James D. Thorpe, Masad J. DamhaThis study finds resonant acoustic mixing to be an effective tool in solvent minimization and rate acceleration in a variety of functionalization and protection reactions on nucleosides.
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Streamer-spark discharge at the water surface as a source of plasma-activated water: nitrogen fixation yields and biocidal efficiency
DOI: 10.1039/D5GC01343G, PaperJiří Fujera, Petr Hoffer, Václav Prukner, Palma Rosa Rotondo, Garima Arora, Vít Jirásek, Rita Milvia De Miccolis Angelini, Petr Lukeš, Milan Šimek
The plasma filaments propagating along the air–water interface offer a useful approach to enhance the transport of reactive species from plasma into the liquid medium.
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Efficient harvesting of electricity, aromatic aldehydes and H2 from lignin over nanoflower-like cobalt-based bifunctional electrocatalysts
DOI: 10.1039/D5GC01934F, PaperYichen Zhang, Daihong Gao, Denghao Ouyang, Binhang Yan, Xuebing Zhao
A cobalt-based bifunctional electrocatalyst was developed for lignin oxidation and hydrogen evolution. By using a direct lignin fuel cell as a power source, co-production of hydrogen and aromatic aldehydes can be achieved without external electricity.
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Structure-guided engineering of benzaldehyde lyase for efficient synthesis of dihydroxyacetone and one-pot biosynthesis of 2-amino-1,3-propanediol
DOI: 10.1039/D5GC02006A, PaperYue Fan, Xuemeng Li, Yu Li, Jinhui Feng, Min Wang, Cuiying Zhang, Peiyuan Yao, Qiaqing Wu, Dunming Zhu
A novel formolase was discovered and engineered to efficiently catalyze the controllable transformation of formaldehyde into dihydroxyacetone, and a one-pot, two-step synthetic pathway was designed and implemented for the synthesis of serinol.
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Aerobic oxidative synthesis of o-phenylenediamines from cyclohexanones
DOI: 10.1039/D5GC01786F, CommunicationYichen Sun, Shuyuan Tang, Binzhi Zhao, Ning Jiao
A novel iodine and copper co-catalyzed method for the direct conversion of cyclohexanones into substituted o-phenylenediamines has been developed.
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Prospects of high-value recycling methods for polyurethane based on the selective cleavage of C–O/C–N bonds
DOI: 10.1039/D5GC01889G, Tutorial ReviewHui-Wen He, Hang Hu, Kai-Ming Du, Ming Lu, Fan Yang, Ling-Xiao Cui, Meng Ma, Yu-Lu Zhu, Yan-Qin Shi, Si Chen, Xu Wang
This review aims to elucidate the prospects of the selective chemical degradation of polyurethane and high-value recycling strategies based on the selective cleavage of C–O/C–N bonds.
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Enhanced photocatalytic desulfurization: unlocking the power of Anderson-type polyoxometalate-boosted (001) TiO2 nanodisks using deep eutectic solvents
DOI: 10.1039/D5GC01296A, PaperChuanli Wang, Ting Su, Qing Liu, Deyang Zhao, Zhiguo Zhu, Kaixuan Yang, Christophe Len, Hongying Lü
A novel (001) TiO2 catalyst was designed using DESs and an Anderson-type POM to achieve highly efficient photocatalytic desulfurization.
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Tailoring surface reaction pathways by self-assembling a trifluoromethyl-terminated molecular layer to enhance photocatalytic cellulose-to-syngas conversion in pure water
DOI: 10.1039/D5GC01933H, PaperJianfeng Lin, Ren Yu, Xiaoyu Shi, Jie Zhao, Shangxian Chen, Liang Huang, Libo Li, Donglei Bu, Ning Cai, Shaoming Huang
A trifluoromethyl-terminated hole-selective self-assembling molecule-modified S-scheme heterojunction of ZnSe@TiO2 has been designed and constructed for enhanced photocatalytic conversion of biomass to syngas by steering the catalytic pathway.
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Modification strategies for cellulose-based anion exchange membranes
DOI: 10.1039/D5GC00844A, Critical Review
Open Access 
  This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Chen Cheng, Siyuan Zhu, Chichong Lu, Zhichuan J. XuSustainable biomass materials are at the forefront of green technologies across energy conversion, water purification and chemical processes.
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Green synthesis of ω-hydroxydodecanoic acid by engineering C. viswanathii with Cas13d
DOI: 10.1039/D5GC00156K, PaperChin-Wei Chang, Yen-Tzu Tung, Siang-Cing Huang, Yun-Ching Chen, Pramod Shah, Xuan-Mai Le Thi, Vy Anh Truong, Mai Thanh Thi Nguyen, Yu-Chen Hu
Chang et al. harnessed Cas13d for programmable knockdown of 4 pathway genes in C. viswanathii and achieved a high ω-hydroxydodecanoic acid titer.
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Design of a polymer supported chiral cobalt catalyst for heterogeneous enantioselective C–H activations
DOI: 10.1039/D4GC06596D, PaperJie Lin, Dingguo Song, Wenji Zhang, Changdi Zheng, Cunwei Zheng, Jiayang Lv, Jun Xue, Weihui Zhong, Fei Ling
We report a recyclable polymer-supported chiral cobalt catalyst for diverse C–H functionalization reactions with high reactivity and excellent enantioselectivity. It maintains activity and selectivity in continuous flow, showing industrial potential.
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Ligand-induced tetrad effect in coordination leaching of ion-adsorption rare earth ores: enhanced recovery of high-value low-lanthanum rare earth concentrates
DOI: 10.1039/D5GC02367J, PaperKui Zou, Hongbo Zhao
Conventional in situ leaching techniques for ion-adsorption rare earth ores (IAREOs) using ammonium-based leaching agents present dual challenges of persistent NH4+–N contamination and inefficient La extraction economics.
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Engineered pH-buffering nanocomposite for robust one-pot multi-enzyme cascade synthesis of γ-aminobutyric acid
DOI: 10.1039/D5GC02022K, PaperHang Luo, Tin Pou Lai, Yanxin Gao, Wenjin Li, Yilin Fan, Liyun Zhang
This work develops a PMAA@ZIF-8 nanocomposite that creates localized acidic microenvironments to overcome pH incompatibility in multi-enzyme cascades, enabling 93.6% GABA yield, efficient NADH regeneration and enhanced enzyme stability.
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Cascade biocatalysis for enantioselective reconstruction of both enantiomers of phenylalaninol from biobased L-phenylalanine
DOI: 10.1039/D5GC01567G, PaperXue Han, Yunyi Li, Tian Xie, Lili Gao, Shuangping Huang, Hang Gao, Jiandong Zhang
One-pot cascade biocatalysis for conversion of biobased L-phenylalanine into both enantiomers of phenylalaninol.
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Electrocatalytic oxidation of biomass-derived furans to 2,5-furandicarboxylic acid – a review
DOI: 10.1039/D5GC01181G, Tutorial ReviewBingkun Chen, Qidong Hou, Richard Lee Smith, Xinhua Qi, Haixin Guo
Analysis of key factors that affect electrocatalytic oxidation and separation and purification processes for the conversion of biomass-derived furans into 2,5-furandicarboxylic acid (FDCA).
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Renewable aromatic production from waste: exploring pathways, source materials, and catalysts
DOI: 10.1039/D4GC05683C, Tutorial ReviewRipsa Rani Nayak, Navneet Kumar Gupta
Transforming waste—biomass, plastics, and CO2—into renewable aromatics via pyrolysis and chemocatalysis: advancing sustainable catalysts and technologies for a circular economy and environmental mitigation.
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Fluorine-free polysiloxane-based single-ion-conducting polymer electrolyte for lithium–metal batteries
DOI: 10.1039/D5GC00252D, Paper
Open Access   This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Leo Gräber, Vittorio Marangon, Manish Kumar, Marcel Weil, Dominic BresserA novel fluorine-free single-ion-conducting polymer electrolyte allows for the stable cycling of Li∥LiFePO4 cells for more than 500 cycles.
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