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Graphene oxide-based nanofluidic membranes for reverse electrodialysis that generate electricity from salinity gradients
IF 19.5 1区 材料科学
Carbon Energy Pub Date : 2024-10-16 DOI: 10.1002/cey2.626
Changchun Yu, Yiming Xiang, Tom Lawson, Yandi Zhou, Pingan Song, Shulei Chou, Yong Liu
{"title":"Graphene oxide-based nanofluidic membranes for reverse electrodialysis that generate electricity from salinity gradients","authors":"Changchun Yu,&nbsp;Yiming Xiang,&nbsp;Tom Lawson,&nbsp;Yandi Zhou,&nbsp;Pingan Song,&nbsp;Shulei Chou,&nbsp;Yong Liu","doi":"10.1002/cey2.626","DOIUrl":"https://doi.org/10.1002/cey2.626","url":null,"abstract":"<p>A widely employed energy technology, known as reverse electrodialysis (RED), holds the promise of delivering clean and renewable electricity from water. This technology involves the interaction of two or more bodies of water with varying concentrations of salt ions. The movement of these ions across a membrane generates electricity. However, the efficiency of these systems faces a challenge due to membrane performance degradation over time, often caused by channel blockages. One potential solution to enhance system efficiency is the use of nanofluidic membranes. These specialized membranes offer high ion exchange capacity, abundant ion sources, and customizable channels with varying sizes and properties. Graphene oxide (GO)-based membranes have emerged as particularly promising candidates in this regard, garnering significant attention in recent literature. This work provides a comprehensive overview of the literature surrounding GO membranes and their applications in RED systems. It also highlights recent advancements in the utilization of GO membranes within these systems. Finally, it explores the potential of these membranes to play a pivotal role in electricity generation within RED systems.</p>","PeriodicalId":33706,"journal":{"name":"Carbon Energy","volume":"7 1","pages":""},"PeriodicalIF":19.5,"publicationDate":"2024-10-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/cey2.626","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143115656","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Kinetic investigation of the energy storage process in graphene fiber supercapacitors: Unraveling mechanisms, fabrications, property manipulation, and wearable applications
IF 19.5 1区 材料科学
Carbon Energy Pub Date : 2024-10-01 DOI: 10.1002/cey2.625
Juan Zhang, Wenwen Liu, Minzhi Du, Qingli Xu, Minren Hung, Ruifang Xiang, Meng Liao, Xinhou Wang, Bingjie Wang, Aiping Yu, Kun Zhang
{"title":"Kinetic investigation of the energy storage process in graphene fiber supercapacitors: Unraveling mechanisms, fabrications, property manipulation, and wearable applications","authors":"Juan Zhang,&nbsp;Wenwen Liu,&nbsp;Minzhi Du,&nbsp;Qingli Xu,&nbsp;Minren Hung,&nbsp;Ruifang Xiang,&nbsp;Meng Liao,&nbsp;Xinhou Wang,&nbsp;Bingjie Wang,&nbsp;Aiping Yu,&nbsp;Kun Zhang","doi":"10.1002/cey2.625","DOIUrl":"https://doi.org/10.1002/cey2.625","url":null,"abstract":"<p>Graphene fiber supercapacitors (GFSCs) have garnered significant attention due to their exceptional features, including high power density, rapid charge/discharge rates, prolonged cycling durability, and versatile weaving capabilities. Nevertheless, inherent challenges in graphene fibers (GFs), particularly the restricted ion-accessible specific surface area (SSA) and sluggish ion transport kinetics, hinder the achievement of optimal capacitance and rate performance. Despite existing reviews on GFSCs, a notable gap exists in thoroughly exploring the kinetics governing the energy storage process in GFSCs. This review aims to address this gap by thoroughly analyzing the energy storage mechanism, fabrication methodologies, property manipulation, and wearable applications of GFSCs. Through theoretical analysis of the energy storage process, specific parameters in advanced GF fabrication methodologies are carefully summarized, which can be used to modulate nano/micro-structures, thereby enhancing energy storage kinetics. In particular, enhanced ion storage is realized by creating more ion-accessible SSA and introducing extra-capacitive components, while accelerated ion transport is achieved by shortening the transport channel length and improving the accessibility of electrolyte ions. Building on the established structure–property relationship, several critical strategies for constructing optimal surface and structure profiles of GF electrodes are summarized. Capitalizing on the exceptional flexibility and wearability of GFSCs, the review further underscores their potential as foundational elements for constructing multifunctional e-textiles using conventional textile technologies. In conclusion, this review provides insights into current challenges and suggests potential research directions for GFSCs.</p>","PeriodicalId":33706,"journal":{"name":"Carbon Energy","volume":"7 1","pages":""},"PeriodicalIF":19.5,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/cey2.625","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143110518","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Back Cover Image, Volume 6, Number 9, September 2024 封底图片,第 6 卷第 9 号,2024 年 9 月
IF 19.5 1区 材料科学
Carbon Energy Pub Date : 2024-09-30 DOI: 10.1002/cey2.660
Qi Lai, Bincen Yin, Yu Dou, Qing Zhang, Yunhai Zhu, Yingkui Yang
{"title":"Back Cover Image, Volume 6, Number 9, September 2024","authors":"Qi Lai,&nbsp;Bincen Yin,&nbsp;Yu Dou,&nbsp;Qing Zhang,&nbsp;Yunhai Zhu,&nbsp;Yingkui Yang","doi":"10.1002/cey2.660","DOIUrl":"https://doi.org/10.1002/cey2.660","url":null,"abstract":"<p><b><i>Back cover image</i></b>: To achieve high-performance practical batteries, synergistically engineering intrinsic defects and heterostructures of metal oxide electrodes is highly desirable but remains challenging. In article number cey2.517, Yang <i>et al.</i> report on the crafting of hierarchically-electrospun carbon nanofibers integrated with oxygen vacancies-enriched V<sub>2</sub>O<sub>3</sub> nanosheets. Accordingly, the as-fabricated V<sub>2</sub>O<sub>3</sub> anode shows high reversible capacity, superior rate capability, and long cycling stability. An all-electrospun full-battery with an electrospun V<sub>2</sub>O<sub>5</sub> cathode and an electrospun polyimide separator is further assembled that delivers an impressive energy density at the high power density.\u0000\u0000 <figure>\u0000 <div><picture>\u0000 <source></source></picture><p></p>\u0000 </div>\u0000 </figure></p>","PeriodicalId":33706,"journal":{"name":"Carbon Energy","volume":"6 9","pages":""},"PeriodicalIF":19.5,"publicationDate":"2024-09-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/cey2.660","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142359949","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Cover Image, Volume 6, Number 9, September 2024 封面图片,第 6 卷第 9 号,2024 年 9 月
IF 19.5 1区 材料科学
Carbon Energy Pub Date : 2024-09-30 DOI: 10.1002/cey2.659
Vaiyapuri Soundharrajan, Sungjin Kim, Subramanian Nithiananth, Muhammad H. Alfaruqi, JunJi Piao, Duong Tung Pham, Vinod Mathew, Sang A. Han, Jung Ho Kim, Jaekook Kim
{"title":"Cover Image, Volume 6, Number 9, September 2024","authors":"Vaiyapuri Soundharrajan,&nbsp;Sungjin Kim,&nbsp;Subramanian Nithiananth,&nbsp;Muhammad H. Alfaruqi,&nbsp;JunJi Piao,&nbsp;Duong Tung Pham,&nbsp;Vinod Mathew,&nbsp;Sang A. Han,&nbsp;Jung Ho Kim,&nbsp;Jaekook Kim","doi":"10.1002/cey2.659","DOIUrl":"https://doi.org/10.1002/cey2.659","url":null,"abstract":"<p><b><i>Front cover image</i></b>: The cover picture shows the selection and theoretical validation of transition metal ions for constructing a new class of cathode material, Na<sub>3</sub>VFe<sub>0.5</sub>Ti<sub>0.5</sub>(PO<sub>4</sub>)<sub>3</sub>/C, with NASICON-type structure for SIBs. The combination of V, Fe and Ti elements allows Na<sup>+</sup> ions to mobile without stress in the cathode, which results in stable electrochemical characteristics. In article number https://doi.org/10.1002/cey2.551, <i><b>Soundharrajan</b></i> et al.\u0000\u0000 <figure>\u0000 <div><picture>\u0000 <source></source></picture><p></p>\u0000 </div>\u0000 </figure></p>","PeriodicalId":33706,"journal":{"name":"Carbon Energy","volume":"6 9","pages":""},"PeriodicalIF":19.5,"publicationDate":"2024-09-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/cey2.659","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142360026","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Heteroatom-induced tensile strain in copper lattice boosts CO2 electroreduction toward multi-carbon products
IF 19.5 1区 材料科学
Carbon Energy Pub Date : 2024-09-30 DOI: 10.1002/cey2.648
Zhiyang Zhai, Deliang Li, Xin Lu, Huizhu Cai, Qi Hu, Hengpan Yang, Chuanxin He
{"title":"Heteroatom-induced tensile strain in copper lattice boosts CO2 electroreduction toward multi-carbon products","authors":"Zhiyang Zhai,&nbsp;Deliang Li,&nbsp;Xin Lu,&nbsp;Huizhu Cai,&nbsp;Qi Hu,&nbsp;Hengpan Yang,&nbsp;Chuanxin He","doi":"10.1002/cey2.648","DOIUrl":"https://doi.org/10.1002/cey2.648","url":null,"abstract":"<p>Strain engineering on metal-based catalysts has been utilized as an efficacious strategy to regulate the mechanism and pathways in various electrocatalytic reactions. However, controlling strain and establishing the strain-activity relationship still remain significant challenges. Herein, three different and continuous tensile strains (CuPd-1.90%, CuAu-3.37%, and CuAg-4.33%) are successfully induced by introducing heteroatoms with different atomic radius. The catalytic performances of CuPd-1.90%, CuAu-3.37%, and CuAg-4.33% display a positive correlation against tensile strains in electrochemical CO<sub>2</sub> reduction reaction (CO<sub>2</sub>RR). Specifically, CuAg-4.33% exhibits superior catalytic performance with a 77.9% Faradaic efficiency of multi-carbon products at −300 mA cm<sup>−2</sup> current density, significantly higher than those of pristine Cu (Cu-0%). Theoretical calculations and in situ spectroscopies verify that tensile strain can affect the d-band center of Cu, thereby altering the binding energy of *CO intermediates and Gibbs free energies of the C–C coupling procedure. This work might highlight a new method for precisely regulating the lattice strain of metallic catalysts in different electrocatalytic reactions.</p>","PeriodicalId":33706,"journal":{"name":"Carbon Energy","volume":"6 12","pages":""},"PeriodicalIF":19.5,"publicationDate":"2024-09-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/cey2.648","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143253523","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Scientific challenges faced by Mn-based layered oxide cathodes with anionic redox for sodium-ion batteries
IF 19.5 1区 材料科学
Carbon Energy Pub Date : 2024-09-27 DOI: 10.1002/cey2.605
Chao Zheng, Shengnan He, Jiantuo Gan, Zhijun Wu, Liaona She, Yong Gao, YaXiong Yang, Jiatao Lou, Zhijin Ju, Hongge Pan
{"title":"Scientific challenges faced by Mn-based layered oxide cathodes with anionic redox for sodium-ion batteries","authors":"Chao Zheng,&nbsp;Shengnan He,&nbsp;Jiantuo Gan,&nbsp;Zhijun Wu,&nbsp;Liaona She,&nbsp;Yong Gao,&nbsp;YaXiong Yang,&nbsp;Jiatao Lou,&nbsp;Zhijin Ju,&nbsp;Hongge Pan","doi":"10.1002/cey2.605","DOIUrl":"https://doi.org/10.1002/cey2.605","url":null,"abstract":"<p>In the realm of sodium-ion batteries (SIBs), Mn-based layered oxide cathodes have garnered considerable attention owing to their anionic redox reactions (ARRs). Compared to other types of popular sodium-ion cathodes, Mn-based layered oxide cathodes with ARRs exhibit outstanding specific capacity and energy density, making them promising for SIB applications. However, these cathodes still face some scientific challenges that need to be addressed. This review systematically summarizes the composition, structure, oxygen-redox mechanism, and performance of various types of Mn-based cathodes with ARRs, as well as the main scientific challenges they face, including sluggish ion diffusion, cationic migration, O<sub>2</sub> release, and element dissolution. Currently, to resolve these challenges, efforts mainly focus on six aspects: synthesis methods, structural design, doped modification, electrolyte design, and surface engineering. Finally, this review provides new insights for future direction, encompassing both fundamental research, such as novel cathode types, interface optimization, and interdisciplinary research, and considerations from an industrialization perspective, including scalability, stability, and safety.</p>","PeriodicalId":33706,"journal":{"name":"Carbon Energy","volume":"7 1","pages":""},"PeriodicalIF":19.5,"publicationDate":"2024-09-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/cey2.605","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143119944","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Sustainable nitrogen photofixation: Considerations on the state of the art of non critical carbon materials 可持续的氮光固化:对非关键碳材料最新技术的思考
IF 19.5 1区 材料科学
Carbon Energy Pub Date : 2024-09-19 DOI: 10.1002/cey2.545
Federica Valentini, Amalia M. Grigoras, Luigi Vaccaro, Loredana Latterini
{"title":"Sustainable nitrogen photofixation: Considerations on the state of the art of non critical carbon materials","authors":"Federica Valentini,&nbsp;Amalia M. Grigoras,&nbsp;Luigi Vaccaro,&nbsp;Loredana Latterini","doi":"10.1002/cey2.545","DOIUrl":"10.1002/cey2.545","url":null,"abstract":"<p>The achievement of a carbon-neutral energy economy is nowadays mandatory to face global warming and the current energy crisis. To mitigate the present and future environmental issues, replacing fossil feedstocks with renewable sources is of primary importance, aiming to meet future generations' demands for energy and commodities. In light of this, the revamp of the ammonia synthesis, which today consumes almost 2% of the energy globally produced, gained increasing interest. The ammonia generation by reacting air and water and using sunlight as an inexhaustible source of energy is the closest approach to the ideal situation for zero-carbon energy and chemical production. To promote solar-to-ammonia production, the photocatalyst plays a crucial role. However, for large-scale implementation and long-term utilization, the selection of noncritical raw materials in catalyst preparation is central aiming at resource security. In this context, herein are reviewed different strategies developed to improve the photocatalytic performances of carbon-based materials. The introduction of vacancies and surface doping are discussed as valuable approaches to enhance the photocatalytic activity in the nitrogen fixation reactions, as well as the construction of heterojunctions to finely tune the electronic properties of carbon-based materials.</p>","PeriodicalId":33706,"journal":{"name":"Carbon Energy","volume":"6 12","pages":""},"PeriodicalIF":19.5,"publicationDate":"2024-09-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/cey2.545","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142260171","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Composite electrolytes and interface designs for progressive solid-state sodium batteries 用于渐进式固态钠电池的复合电解质和界面设计
IF 19.5 1区 材料科学
Carbon Energy Pub Date : 2024-09-12 DOI: 10.1002/cey2.628
Junyu Hou, Tianke Zhu, Gang Wang, Rongrong Cheacharoen, Wu Sun, Xingyu Lei, Qunyao Yuan, Dalin Sun, Jie Zhao
{"title":"Composite electrolytes and interface designs for progressive solid-state sodium batteries","authors":"Junyu Hou,&nbsp;Tianke Zhu,&nbsp;Gang Wang,&nbsp;Rongrong Cheacharoen,&nbsp;Wu Sun,&nbsp;Xingyu Lei,&nbsp;Qunyao Yuan,&nbsp;Dalin Sun,&nbsp;Jie Zhao","doi":"10.1002/cey2.628","DOIUrl":"10.1002/cey2.628","url":null,"abstract":"<p>Solid-state sodium batteries (SSSBs) are poised to replace lithium-ion batteries as viable alternatives for energy storage systems owing to their high safety and reliability, abundance of raw material, and low costs. However, as the core constituent of SSSBs, solid-state electrolytes (SSEs) with low ionic conductivities at room temperature (RT) and unstable interfaces with electrodes hinder the development of SSSBs. Recently, composite SSEs (CSSEs), which inherit the desirable properties of two phases, high RT ionic conductivity, and high interfacial stability, have emerged as viable alternatives; however, their governing mechanism remains unclear. In this review, we summarize the recent research progress of CSSEs, classified into inorganic–inorganic, polymer–polymer, and inorganic–polymer types, and discuss their structure–property relationship in detail. Moreover, the CSSE–electrode interface issues and effective strategies to promote intimate and stable interfaces are summarized. Finally, the trends in the design of CSSEs and CSSE–electrode interfaces are presented, along with the future development prospects of high-performance SSSBs.</p>","PeriodicalId":33706,"journal":{"name":"Carbon Energy","volume":"6 10","pages":""},"PeriodicalIF":19.5,"publicationDate":"2024-09-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/cey2.628","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142226733","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Two-dimensional carbonitride MXenes: From synthesis to properties and applications 二维碳氮化物 MXenes:从合成到特性和应用
IF 19.5 1区 材料科学
Carbon Energy Pub Date : 2024-09-12 DOI: 10.1002/cey2.609
Weiwei Zhang, Shibo Li, Xiachen Fan, Xuejin Zhang, Shukai Fan, Guoping Bei
{"title":"Two-dimensional carbonitride MXenes: From synthesis to properties and applications","authors":"Weiwei Zhang,&nbsp;Shibo Li,&nbsp;Xiachen Fan,&nbsp;Xuejin Zhang,&nbsp;Shukai Fan,&nbsp;Guoping Bei","doi":"10.1002/cey2.609","DOIUrl":"10.1002/cey2.609","url":null,"abstract":"<p>Carbonitride MXenes, such as Ti<sub>3</sub>CNT<sub><i>x</i></sub>, Ti<sub>2</sub>C<sub>0.5</sub>N<sub>0.5</sub>T<sub><i>x</i></sub>, and Ti<sub>4</sub>(C<sub>0.2</sub>N<sub>0.8</sub>)<sub>3</sub>T<sub><i>x</i></sub>, have attracted much interest in the large family of two-dimensional (2D) nanomaterials. Like their carbide MXene counterparts, the nanolayered structure and functional groups endow carbonitride MXenes with an attractive combination of physical and chemical properties. More interestingly, the replacement of C by N changes the lattice parameters and electron distribution of carbonitride MXenes due to the greater electronegativity of N as compared to C, thus resulting in significantly enhanced functional properties. This paper reviews the development of carbonitride MXenes, the preparation of 2D carbonitride MXenes, and the current understanding of the microstructure, electronic structure, and functional properties of carbonitride MXenes. In addition, applications, especially in energy storage, sensors, catalysts, electromagnetic wave shielding and absorption, fillers, and environmental and biomedical fields, are summarized. Finally, their current limitations and future opportunities are presented.</p>","PeriodicalId":33706,"journal":{"name":"Carbon Energy","volume":"6 12","pages":""},"PeriodicalIF":19.5,"publicationDate":"2024-09-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/cey2.609","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142211841","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Regulating Li electrodeposition by constructing Cu–Sn nanotube thin layer for reliable and robust anode-free all-solid-state batteries 通过构建铜-锡纳米管薄层调节锂的电沉积,实现可靠、稳健的无阳极全固态电池
IF 19.5 1区 材料科学
Carbon Energy Pub Date : 2024-09-12 DOI: 10.1002/cey2.610
Jaeik Kim, Seungwoo Lee, Jeongheon Kim, Joonhyeok Park, Hyungjun Lee, Jiseok Kwon, Seho Sun, Junghyun Choi, Ungyu Paik, Taeseup Song
{"title":"Regulating Li electrodeposition by constructing Cu–Sn nanotube thin layer for reliable and robust anode-free all-solid-state batteries","authors":"Jaeik Kim,&nbsp;Seungwoo Lee,&nbsp;Jeongheon Kim,&nbsp;Joonhyeok Park,&nbsp;Hyungjun Lee,&nbsp;Jiseok Kwon,&nbsp;Seho Sun,&nbsp;Junghyun Choi,&nbsp;Ungyu Paik,&nbsp;Taeseup Song","doi":"10.1002/cey2.610","DOIUrl":"10.1002/cey2.610","url":null,"abstract":"<p>Anode-free all-solid-state batteries (AF-ASSBs) have received significant attention as a next-generation battery system due to their high energy density and safety. However, this system still faces challenges, such as poor Coulombic efficiency and short-circuiting caused by Li dendrite growth. In this study, the AF-ASSBs are demonstrated with reliable and robust electrochemical properties by employing Cu–Sn nanotube (NT) thin layer (~1 µm) on the Cu current collector for regulating Li electrodeposition. Li<sub><i>x</i></sub>Sn phases with high Li-ion diffusivity in the lithiated Cu–Sn NT layer enable facile Li diffusion along with its one-dimensional hollow geometry. The unique structure, in which Li electrodeposition takes place between the Cu–Sn NT layer and the current collector by the Coble creep mechanism, improves cell durability by preventing solid electrolyte (SE) decomposition and Li dendrite growth. Furthermore, the large surface area of the Cu–Sn NT layer ensures close contact with the SE layer, leading to a reduced lithiation overpotential compared to that of a flat Cu–Sn layer. The Cu–Sn NT layer also maintains its structural integrity owing to its high mechanical properties and porous nature, which could further alleviate the mechanical stress. The LiNi<sub>0.8</sub>Co<sub>0.1</sub>Mn<sub>0.1</sub>O<sub>2</sub> (NCM)|SE|Cu–Sn NT@Cu cell with a practical capacity of 2.9 mAh cm<sup>−2</sup> exhibits 83.8% cycle retention after 150 cycles and an average Coulombic efficiency of 99.85% at room temperature. It also demonstrates a critical current density 4.5 times higher compared to the NCM|SE|Cu cell.</p>","PeriodicalId":33706,"journal":{"name":"Carbon Energy","volume":"6 12","pages":""},"PeriodicalIF":19.5,"publicationDate":"2024-09-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/cey2.610","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142211829","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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