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Improved rare earth element recycling using a sustainable diglycolamide-based hydrophobic eutectic solvent
DOI: 10.1039/D5GC01707F, Paper
Open Access 
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.B. Bernicot, G. Arrachart, S. Dourdain, N. Schaeffer, A. C. Dias, S. Pellet-RostaingA hydrophobic eutectic solvent is shown to efficiently recover rare earth elements from waste leachates with a lower environmental impact than the comparable traditional solvent extraction system.
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An Fe3S4/Ni3S2 heterostructure realizing highly efficient electrocatalysis of ethylene glycol and alkaline electrolyte to produce high value-added chemicals and hydrogen
DOI: 10.1039/D5GC02244D, PaperHongwei Ren, Junming Zhang, Tianjun Hu, Yongfeng Li, Haocheng Zhao, Ergui Luo, He Xiao, Man Zhao, Jingxiao Tang, Jianfeng Jia
The coupled electrolysis system (HER||EGOR) is considered a green and promising strategy for hydrogen production.
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Photoinduced carbonylative multicomponent reaction of anilines and arylaldehydes
DOI: 10.1039/D5GC02973B, Communication
Open Access   This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Mao-Lin Yang, Xiao-Feng WuA photoinduced carbonylative amination strategy with arylaldehydes, enabling the efficient synthesis of valuable α-aminoketones has been developed.
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Phosphatidylcholine-driven cell-like assembly of lignin for reinforcing and toughening rubber materials
DOI: 10.1039/D5GC01947H, PaperJunqi Zhang, Jianlong Wen, Zhenwei Liu, Fangwei Ling, Zhengtian Xie, Yijing Nie, Jinrong Wu
This work employs phosphatidylcholine to modulate the polarity of lignin, enabling lignin to form a self-assembled ‘cell-like structure’ within HPIP. The resulting composites achieve a remarkable strength of 26 MPa while maintaining excellent recycling capability.
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Toward closed-loop hydrometallurgy: a critical review of wastewater reuse strategies for end-of-life LiFePO4 battery recycling
DOI: 10.1039/D5GC02987B, Critical ReviewJong-Won Choi, Hyun-Woo Shim, Hong-In Kim, Sookyung Kim, Duy Tho Tran, Mooki Bae
A closed-loop hydrometallurgical route incorporating wastewater reuse for sustainable recycling of low-value LFP batteries.
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Deep eutectic solvents for high-efficiency recovery of valuable metals from spent lithium-ion batteries: rational design and mechanistic insights
DOI: 10.1039/D5GC02999F, PaperQian Liu, Yulin Li, Yuxin Qiu, Jin Zhang, Hongye Cheng, Zhen Song, Zhiwen Qi
Deep eutectic solvents are used as leaching solvents for achieving green and efficient recovery of valuable metals in cathode materials from spent lithium-ion batteries.
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Microwave-assisted pyrolysis of biomass and plastic wastes for hydrogen production
DOI: 10.1039/D5GC03030G, Critical ReviewYafei Shen
This review summarizes the recent advances and future challenges in the microwave-intensified pyrolysis of biomass and plastic wastes for H2 production.
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Unveiling the five-membered ring structures in “soft” coke deposits on Fe–Ni catalysts: formation mechanisms and implications for biomass catalytic reforming
DOI: 10.1039/D5GC02932E, PaperWenkai Lang, Jin Deng, Xin Liu, Zaiyu Yang, Ruxia Zhang, Honghong Liu, Keyuan Sun, Shenfu Yuan
A five-membered ring structure in coke deposits was proposed, and cyclopentanone was identified as the key intermediate in the formation of this structure. The reaction mechanism from real biomass to catalyst coke deposits was sorted out.
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Controlling edge active sites by vulcanizing a bimetallic hydroxide for boosting the oxygen evolution reaction
DOI: 10.1039/D5GC02745D, PaperChengyu Fu, Min Zhang, Long Zhao, Zhao Yang, Li Shi, Yakun Tian, Yixing Luo, Qingsheng Wu, Yongqing Fu, Ming Wen
CoNi–S/CoNi(OH)2 constructed by partially vulcanizing CoNi(OH)2 provides high-density edge active sites and exhibits superior activity toward OER, attributed to effective bimetallic cooperation and rapid reconstruction into active S–CoNiOOH.
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Electrochemical ring-opening oxidation of aryl thianthrenium salts
DOI: 10.1039/D5GC02103K, PaperYong Yuan, Chunyan Bai, Yuyan Tao, Ya-Nan Zhang, Xiazhen Bao, Dongsheng Ji, Liwei Wang, Xiaotian Qi, Congde Huo
An interesting electrochemical ring-opening oxidation of aryl thianthrenium salts is accomplished without the need for chemical oxidizing reagents.
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Utilisation of reactive ionic liquids for energy storage and regulation of the power grid
DOI: 10.1039/D5GC02519B, Perspective
Open Access   This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Merlin Kleoff, Franziska Klaucke, Patrick Voßnacker, Rainer Weber, Karsten Neuhoff, Sebastian RiedelChlorine is an essential feedstock for polymers and pharmaceuticals, with annual production exceeding 100 Mt.
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N,Se co-doping strategy to boost the K+ storage performance of metal organic framework-derived 3D amorphous carbon
DOI: 10.1039/D5GC01554E, PaperYuyu Wang, Liangqin Cai, Shuo Yuan, Lin Feng, Zhen Guo, Shihua Dong
NSeC material with a high content of edge N and abundant micropores is synthesized, and shows fast potassium storage capabilities, promoted by the pseudo-capacitive effect, enhanced kinetics, and high structural stability.
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Engineered Pseudomonas putida: a versatile chassis for lignin valorization
DOI: 10.1039/D5GC02312B, Critical ReviewHong-Wei Zhu, Chen Wang, Hai-Yuan Jia, Zhi-Hua Liu, Bing-Zhi Li
Engineered Pseudomonas putida facilitates lignin valorization, proposing a new paradigm for biomass conversion.
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Transforming orange by-products into high-value neuroprotective products: environmental and economic assessment of advanced green extraction methods
DOI: 10.1039/D5GC02153G, Paper
Open Access 
  This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Brenda L. S. Porto, Berenice Acevedo-García, Ayla Elmi Kashtiban, Tulio Miranda Sepulveda, Miguel Herrero, Alejandro Cifuentes, Jose A. Mendiola, Elena IbáñezThis study explores the environmental and technoeconomical valorization of orange by-products for the production of neuroprotective fractions using three extraction methods: maceration, gas expanded liquid and pressurized liquid.
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Closed-loop electro-upcycling of PET waste into formate and hydrogen via self-supported NiCo2O4 spinel arrays
DOI: 10.1039/D5GC01993A, PaperMingkun Jiang, Yang Yang, Yujie Wang, Yajie Wang, Marina Ratova, Dan Wu
NiCo2O4 electrocatalyst upcycles PET to formate (96.7% FE) and H2 at 400 mA cm−2, giving $774.56 per ton PET. Ni–Co sites cleave C–C bonds while limiting overoxidation, enabling sustainable plastic valorization.
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Life-cycle environmental impacts of typical plasticizers for plastics and their sustainable transformation potential
DOI: 10.1039/D5GC01960E, PaperYijun Li, Kai Zhao, Chi Wang, Hang Fu, Shanying Hu
This study presents a comparative life cycle assessment of 12 commonly used plasticizers, highlighting key differences in their environmental profiles and identifying promising candidates for green substitution.
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Halide-ion induced reconstruction of Cu-based catalysts to form stable Cu0/Cu+ sites enabling efficient electroreduction of CO2 to C2+ products
DOI: 10.1039/D5GC03114A, PaperYahui Jiang, Haichuan He, Dan Xia, Hongwei Zhang, Shirui Tan, Li Luo, Yifan Kong, Liu Deng, You-Nian Liu
In situ halide ions induce the reconstruction of Cu-based catalysts, forming stable Cu0/Cu+ sites to enable highly efficient CO2 electroreduction toward C2+ products.
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Visible-light-induced and EDA complex-driven multicomponent reaction: a strategy for the synthesis of α-CF3-β-phosphorodithioate tertiary alcohols
DOI: 10.1039/D5GC01349F, PaperMengqing Wang, Ziren Chen, Fei Xue, Qianqian Tan, Bin Wang, Yonghong Zhang, Yu Xia, Shaofeng Wu, Weiwei Jin, Xuefeng Jiang, Chenjiang Liu
A practical, environmentally friendly, visible-light-driven and EDA complex-promoted method for the synthesis of α-trifluoromethyl-β-phosphorodithioate tertiary alcohols in the absence of metals, photocatalysts and oxidants has been reported.
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Selective chemodivergent depolymerization of poly(cyclohexene carbonate) with lanthanide-organic catalysts
DOI: 10.1039/D5GC01399B, Paper
Open Access   This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Liwei Ye, Xiaoyang Liu, Giacomo Forti, Linda J. Broadbelt, Yosi Kratish, Tobin J. MarksIntroducing chemodiversity into chemical plastics recycling could provide a catalyst-efficient means of recovering high-value building blocks from synthetic polymers for many recycling applications via simple tuning of catalytic conditions.
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Advances in catalytic conversion of ethanol to higher alcohols as liquid fuels and aviation fuel precursors
DOI: 10.1039/D5GC02486B, Tutorial ReviewRongqi Lei, Zetong Chen, Quanzhou Xu, Nan Wang, Yanlin Qin, Tiejun Wang, Xuliang Lin, Xueqin Qiu
As a renewable green energy source, the catalytic upgrading of ethanol to higher alcohols (C4+) represents a critical pathway to overcome its inherent fuel limitations.
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