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Sustainable and safe single-cell protein production via passive gas-feeding under ambient conditions in resource-limited regions
DOI: 10.1039/D5GC01564B, PaperBiao Li, Anju Pilakka Veedu, Mengistu F. Mekureyaw, Felix Offei, Charles Parkouda, Yifeng Zhang
A novel passive gas-feeding strategy in a dual-chamber fermenter enables safe and efficient single-cell protein production by Cupriavidus necator H16 using green energy–derived hydrogen and air.
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Conjugated cobalt-tetraphenylporphyrin hypercrosslinked polymers for efficient CO2 capture and selective photocatalytic reduction to CO
DOI: 10.1039/D5GC03490F, PaperSaif Ullah, Sughra Manzoor, Jiarui Hu, Irshad Hussain, Xiaoyan Wang, Hui Gao, Bien Tan
The urgent need for sustainable CO2 utilization drives the development of efficient photocatalytic systems for converting CO2 into value-added chemicals.
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Upcycling waste polyamide into sustainable plastics by catalyst-free and solvent-free melt polycondensation
DOI: 10.1039/D5GC03424H, PaperHongjie Zhang, Shihao Niu, Mingyu Gao, Qiuquan Cai, Wenxing Chen, Wangyang Lu
Waste polyamide 66 has been successfully upcycled into a sustainable anhydride-linked material via a carboxyl–amide exchange process, and high-purity adipic acid is also effectively recovered, without the need for catalysts or solvents.
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Heterogeneous tandem upcycling of polyoxymethylene into methanol and methylene derivatives
DOI: 10.1039/D5GC03737A, PaperChen Chen, Zehui Sun, Mugeng Chen, Kaizhi Wang, Wendi Guo, Jiachen Fei, Feifan Gao, Heyong He, Yongmei Liu, Yong Cao
A heterogeneous dual catalytic system converts polyoxymethylene waste to methanol with up to 99% yield under mild hydrogenative conditions.
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Green whole-cell biocatalysis: compartmentalized engineering of borneol dehydrogenase for stereoselective synthesis of (+)-borneol
DOI: 10.1039/D5GC03968A, PaperXiaomei Hu, Yi Huang, Yong Li, Shuangbo Huang, Pei Tang, Huijing Wang, Fener Chen
A compartmentalized engineering strategy produced a borneol dehydrogenase for the conversion of (+)-camphor to (+)-borneol in 45% yield and over 99.5% de, which benefits pharmaceutical production and the modernization of traditional Chinese medicine.
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Toward a green hydrogen economy: progress, economic feasibility, and challenges of liquid organic hydrogen carriers
DOI: 10.1039/D5GC02275D, Tutorial ReviewZhangping Cai, Chang Zou, Xin Jiang, Liheng Liu, Ying Chen, Weihua Zhuang, Imran Shakir, Haitao Peng, Wenchuang (Walter) Hu, Xuping Sun, Yongchao Yao
Liquid organic hydrogen carrier (LOHC) technology is a promising hydrogen storage method. This review outlines recent progress in catalytic (de)hydrogenation of aromatic and N-heteroarene LOHCs, highlighting feasibility and challenges.
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A dynamic sulfur-rich network from silicone industry waste
DOI: 10.1039/D5GC02864G, Paper
Open Access 
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Zixiao Wang, Yuanyuan Qiu, Zheju Cheng, Honglu Huang, Yang Sui, Xin Liu, Yijie Yang, Yue Lu, Huie Zhu, Qingqing Ji, Jiajun YanWe study inverse vulcanization of a silicone side product into a S-rich network, which enhances the electrical performance of MoS2 transistors at high temperatures by filling S vacancies, offering a sustainable strategy to prevent device failure.
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Photoinduced and proton-activated N-heteroarene-catalyzed dioxygen activation for benzylic and allylic oxidation
DOI: 10.1039/D5GC03206G, PaperJiaxin He, Yue Shi, Haofeng Shi, Jialiang Wu, Kaiyue Yang, Dan Xiao, Genping Huang, Yunfei Du
We present an organic photosensitizer based on a “proton-activation” mode, which could undergo a key energy-transfer process with molecular dioxygen in air to form singlet oxygen, facilitating diversified benzylic oxidation and allylic oxidation.
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Photoelectrochemical dicarboxylation of styrene with CO2 to phenylsuccinic acid on a Ni-decorated silicon photocathode
DOI: 10.1039/D5GC03730A, Paper
Open Access   This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Xiaoxue Zhou, Hao Yang, Ziqi Zhao, Hongxia Ning, Yu Shan, Ming Cheng, Peili Zhang, Fei Li, Licheng Sun, Fusheng LiA Ni-decorated p-type silicon photocathode was developed for photoelectrochemical dicarboxylation of styrene with CO2 to synthesize phenylsuccinic acid. A high Faradaic efficiency of 77.7% for phenylsuccinic acid is achieved at −2.4 V vs. Ag/AgCl.
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Two birds with one stone: pyridine wastewater depuration with the recovery of poly(3-hydroxybutyrate)
DOI: 10.1039/D5GC04599A, PaperZiqian Wang, Chunyu Du, Xiaoqian Zhuo, Ruoyan Geng, Guanyu Zheng, Dahu Ding
This study proposed a “two-birds-with-one-stone” strategy that simultaneously realized pyridine wastewater upcycling and poly(3-hydroxybutyrate) recovery.
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The role of N-containing carbohydrates in organic catalysis: a review
DOI: 10.1039/D5GC03614C, Tutorial Review
Open Access 
  This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Kui ZengThis review highlights recent advances in using nitrogen-containing carbohydrates (NCCs) as renewable feedstocks, chiral ligands, and organocatalysts, showcasing their potential to drive sustainable, stereocontrolled organic synthesis.
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Hierarchical Co3O4 microspheres via dual-metal doping-induced nanorod self-assembly: toward high-efficiency bifunctional cathode catalysts for Li–O2 batteries
DOI: 10.1039/D5GC03466C, PaperYongji Xia, Sheng Lin, Jian Yan, Renjie Xu, Yingpeng Du, Chunxiao Song, Dong-Liang Peng, Zhidong Zhou, Jiajia Han, Guanghui Yue
The introduction of Cu and Mn can regulate the directional growth of Co3O4 nanorods, reduce the aggregation of small particles, and change the ratio of Co3+/Co2+, thereby achieving excellent catalytic performance.
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Life cycle analysis of sustainable H2 production and hydrogenation of chemicals in a large-scale coupled photoelectrochemical system
DOI: 10.1039/D5GC02117K, PaperXinyi Zhang, Michael Schwarze, Ferry Anggoro Ardy Nugroho, Muhammad Roil Bilad, Carol Sze Ki Lin, Reinhard Schomäcker, Roel van de Krol, Fatwa F. Abdi
This article presents a comprehensive life cycle analysis of a photoelectrochemical water splitting system coupled with hydrogenation of feedstock into valorization chemicals.
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Research progress in C2+ products in electrocatalytic methane valorization
DOI: 10.1039/D5GC04491J, PerspectiveZijing Suo, Yuyao Sun, Jianping Lai, Lei Wang
Strategies and pathways for electrocatalytic methane conversion to C2+ products.
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Oxygen evolution reaction electrocatalysts for green hydrogen production in seawater: enhancement mechanism in catalytic activity and durability
DOI: 10.1039/D5GC03577E, PerspectiveBingxu Wang, Xiao Tang, Fahao Sun, Sailong Wang, Xiaobin Liu, Jianping Lai, Jingqi Chi, Lei Wang
This study focuses on MSOEs as electrocatalysts for seawater oxygen evolution reaction (OER), summarizes strategies for improving the OER activity and durability, and discusses OER in seawater its improvement strategies based on sustainability.
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Design and synthesis of biobased superhydrophobic biochar catalyst derived from Citrus sinensis for biodiesel production using inedible oil feedstocks
DOI: 10.1039/D5GC03788C, PaperSupongsenla Ao, Shuyang Zhang, Peter K. Karoki, Rohit Kousika, Gabriel A. Goenaga-Jimenez, Tyler McCoy, Wei Wang, Nara Han, Chang Geun Yoo, Chandrakanta Guchhait, Bimalendu Adhikari, Xianzhi Meng, Thomas A. Zawodzinski, Samuel Lalthazuala Rokhum, Arthur J. Ragauskas
A superhydrophobic biochar catalyst from orange peel sustains ∼99% biodiesel yield for 10 cycles by resisting water-driven deactivation, while LCA highlights its lower carbon footprint relative to conventional solid acid catalysts.
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Different paths lead to the same destination: a highly efficient TMSOTf/HFIP catalytic system for large-scale synthesis of fluoroalkyl-containing 4,4′-methylenedianiline (MDA) monomers
DOI: 10.1039/D5GC03637B, PaperZiyan Wu, Guodong Fang, Xindi Li, Yuhao Wu, Jinshan Li, Yan Feng, Jialin Xie, Xueqing Zhou, Zhenchang Wen, Chunman Jia
A new method is presented for the efficient synthesis of challenging 3FpDA diamine monomers from anilines and fluoral hydrate at the kilogram level.
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Technology of lignin modification: progress in specialty and green adhesives’ mechanical properties
DOI: 10.1039/D5GC03303A, Tutorial ReviewHaijing Ma, Ziyang Zhang, Yuli Wang, Jiangbo Wang, Heyu Chen, Shaohua Jiang, Xiaoshuai Han
Modification of lignin and its application in specialty and green adhesives gives excellent properties to the adhesive.
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Co–O–Si interface engineering for sustainable ammonia synthesis with nearly 100% faradaic efficiency
DOI: 10.1039/D5GC04243G, PaperWeize Chen, Hui Su, Xuan Zheng, Xiaoping Chen, Jing Tang, Yi Li, Qingxiang Wang, Yun Ling
Co–O–Si interfacial engineering in hierarchical CoSiOx nanoflowers with abundant oxygen vacancies enables nearly 100% faradaic efficiency for selective eight-electron nitrate-to-ammonia conversion under ambient conditions.
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Synergistic microwave–metal interactions in polyurethane/biomass co-pyrolysis: unraveling reaction mechanisms and product selectivity control
DOI: 10.1039/D5GC03270A, PaperYu Ni, Shanjian Liu, Weiming Yi, Jiyan Ma, Qing Dong, Chengxizi Zhang
Metal-modified biochar catalysts induce microwave–metal synergistic effects during polyurethane–biomass co-pyrolysis. These effects enhance thermal and electromagnetic interactions, promoting the selective formation of nitrogen-containing chemicals.
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