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Sustainable base-mediated chemical upcycling of poly (propylene carbonate) to β-hydroxy sulfides and oxides
DOI: 10.1039/D5GC02451J, CommunicationNageswararao Moyilla, Ganeshdev Padhi, Nagaraju Barsu
We present a cesium carbonate–mediated method to upcycle poly(propylene carbonate) (PPC) waste into β-hydroxy sulfides, selenides, and phenoxides via selective thermal depolymerization.
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Electrochemical iron-catalyzed difunctionalization of olefins: efficient and sustainable access to β-heteroarylated esters
DOI: 10.1039/D5GC02319J, PaperBinbin Chen, Jun Xu, Zeyi Wang, Ling Yang, Qianyuan Liu, Pengfei Zhang
This study describes an electrochemical iron-catalyzed system for olefin difunctionalization with heteroarenes and methyl carbazate, providing an efficient and sustainable route to β-heteroarylated esters.
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Photo-induced C(sp3)–H functionalization of unactivated alkanes under transition-metal- and photocatalyst-free conditions
DOI: 10.1039/D5GC02386F, CommunicationYonghong Liu, Wanqiang Wang, Wei Xu, Ting Pang, Ziren Chen, Qi Xu, Xin Wang, Yonghong Zhang, Ping Liu
The Giese reaction is a powerful method for C–C bond formation, but traditional approaches typically necessitate the incorporation of a leaving group on the substrate.
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The acetate anion promotes hydrolysis of poly(ethylene terephthalate) in ionic liquid–water mixtures
DOI: 10.1039/D5GC02409A, Paper
Open Access 
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Maariyah Y. Suleman, Harriet L. Judah, Panagiotis Bexis, Paul Fennell, Jason P. Hallett, Agnieszka Brandt-TalbotA solvent screening shows that ionic liquid water mixtures enable effective hydrolysis of PET to yield terephthalic acid and ethylene glycol when the anion is acetate.
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Lignin refinement based on efficient thermo-photo-catalysis of Ru–RuO2/TiO2-deep eutectic solvents
DOI: 10.1039/D5GC02098K, PaperHekun Ding, Yue Pan, Ao Zhan, Jie Lv, Yang Yang, Zhiyuan Yang, James H. Clark, Qiang Yu
A highly effective thermo-photo-catalysis system was developed combining deep eutectic solvents (DESs) and a Ru–RuO2/TiO2 composite to enable efficient catalytic depolymerization of lignin into phenol under clean and mild conditions.
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Plasmon-driven enhancement in CO2 photoreduction: Mechanistic elucidation and materials design strategies
DOI: 10.1039/D5GC03066H, Tutorial ReviewHouxu Zhou, Suwei Wang, Pin Song, Yi Zhang, Wei Jiang, Jun Di
The review highlights plasmon materials' advancements in CO2 photoreduction. These materials enhance both light utilization and reaction kinetics via localized electromagnetic fields, hot electron injection, and photothermal synergy.
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Heterostructure of hollow MoSe2@CoSe for stable sodium storage
DOI: 10.1039/D5GC03294F, PaperKai Yang, Wenrui Zhang, Qinghua Deng, Zhiqian Li, Jiancheng Zhang, Quanli Liu, Hao Mo, Nan Zhu
An exquisite hierarchical heterostructure of MoSe2@CoSe significantly promotes sodium-ion storage kinetics, lowers the ion diffusion barrier, and improves structural stability during long-life cycles.
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Kinetic-control difunctionalization of olefins to α-hydroxycarbonyls under catalyst-free conditions
DOI: 10.1039/D5GC02308D, Communication
Open Access 
  This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Hong-Yu Hou, Yuan-Yuan Cheng, Xin-Yu Zhang, Ke Zhang, Hui-Zhen Ren, Kaiyi Su, Zhiyuan Huang, Bin Chen, Chen-Ho Tung, Li-Zhu WuCatalyst-free difunctionalization of alkene is achieved under visible light irradiation to form complex α-hydroxycarbonyls.
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Electroenzymatic cascade synthesis of 2,3-diaminophenazine on HRP-ZnGa2O4 nano-biohybrids
DOI: 10.1039/D5GC03726C, PaperYuxuan Cheng, Zhe Wang, Siqi Li, Meixuan Li, Shuni Li, Xue Xiao, Yucheng Jiang, Yu Chen
In this work, a novel nano-biohybrid has been developed for the efficient synthesis of 2,3-diaminophenazine (DAP), a biologically significant heterocyclic compound, via an electroenzymatic cascade catalysis system.
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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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Toward closed-loop hydrometallurgy: a critical review of wastewater reuse strategies for end-of-life LiFePO4 battery recycling
DOI: 10.1039/D5GC02987B, Critical Review
Open Access   This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Jong-Won Choi, Hyun-Woo Shim, Hong-In Kim, Sookyung Kim, Duy Tho Tran, Mooki BaeA 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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Advancing perovskite solar cells with biomass-derived solvents: a pathway to sustainability
DOI: 10.1039/D5GC02249E, PaperJongil Bae, Jeongbeom Cha, Min Kim, Jeehoon Han
A viable roadmap for achieving high-performance, cost-competitive, and environmentally sustainable perovskite photovoltaics from a laboratory scale to a global scale, combined with the module lifetime of GVL/EA-based perovskite solar technology.
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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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Research progress on photocatalytic production of hydrogen peroxide over MOFs and COFs
DOI: 10.1039/D5GC02617B, Critical ReviewYang An, Tianyan Cai, Weiyi Jiang, Tao Lei, Huan Pang
This paper examines photocatalytic H2O2 production, focusing on MOFs, COFs, and their derivatives. Key mechanisms and advances are discussed, along with current challenges and future research directions.
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Techno-economic assessment of bio-based routes for acrylic acid production
DOI: 10.1039/D5GC01769F, Paper
Open Access   This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Yash Bansod, Mostafa Jafari, Prashant Pawanipagar, Kamran Ghasemzadeh, Vincenzo Spallina, Carmine D'AgostinoThis work evaluates the techno-economic performance of biobased and conventional routes for producing acrylic acid, a key industrial chemical.
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