Batteries & Supercaps最新文献

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Cover Picture: Ethanol-Based Solution Synthesis of a Functionalized Sulfide Solid Electrolyte: Investigation and Application (Batteries & Supercaps 10/2024) 封面图片:乙醇基溶液合成功能化硫化物固体电解质:研究与应用(电池与超级电容器 10/2024)
IF 5.1 4区 材料科学
Batteries & Supercaps Pub Date : 2024-10-07 DOI: 10.1002/batt.202481001
Yusuke Morino, Kentaro Takase, Kazuhiro Kamiguchi, Daisuke Ito
{"title":"Cover Picture: Ethanol-Based Solution Synthesis of a Functionalized Sulfide Solid Electrolyte: Investigation and Application (Batteries & Supercaps 10/2024)","authors":"Yusuke Morino,&nbsp;Kentaro Takase,&nbsp;Kazuhiro Kamiguchi,&nbsp;Daisuke Ito","doi":"10.1002/batt.202481001","DOIUrl":"https://doi.org/10.1002/batt.202481001","url":null,"abstract":"<p><b>The Front Cover</b> illustrates an ethanol solution phase–synthesized sulfide solid electrolyte with a characteristic core–shell structure; it produces a suitable functionalized interface at the sulfide solid electrolyte/cathode active material interface for all-solid-state batteries (ASSBs). This study is expected to provide fundamental and industrial insights for the practical implementation of ASSBs. More information can be found in the Research Article by Y. Morino and co-workers (DOI: 10.1002/batt.202400264).\u0000 <figure>\u0000 <div><picture>\u0000 <source></source></picture><p></p>\u0000 </div>\u0000 </figure>\u0000 </p>","PeriodicalId":132,"journal":{"name":"Batteries & Supercaps","volume":"7 10","pages":""},"PeriodicalIF":5.1,"publicationDate":"2024-10-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/batt.202481001","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142429345","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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 Feature: Combining a Data Driven and Mechanistic Model to Predict Capacity and Potential Curve-Degradation (Batteries & Supercaps 10/2024) 封面专题:结合数据驱动模型和机理模型预测容量和电位曲线降解(电池与超级电容器 10/2024)
IF 5.1 4区 材料科学
Batteries & Supercaps Pub Date : 2024-10-07 DOI: 10.1002/batt.202481003
Jochen Stadler, Dr. Johannes Fath, Dr. Madeleine Ecker, Prof. Arnulf Latz
{"title":"Cover Feature: Combining a Data Driven and Mechanistic Model to Predict Capacity and Potential Curve-Degradation (Batteries & Supercaps 10/2024)","authors":"Jochen Stadler,&nbsp;Dr. Johannes Fath,&nbsp;Dr. Madeleine Ecker,&nbsp;Prof. Arnulf Latz","doi":"10.1002/batt.202481003","DOIUrl":"https://doi.org/10.1002/batt.202481003","url":null,"abstract":"<p><b>The Cover Feature</b> illustrates lithium-ion battery degradation. It demonstrates how individual aging modes—the loss of accessible active material from an electrode or the depletion of cyclable lithium ions—affect the capacities and balancing between the electrodes. These changes are visualized by color-coded surfaces that represent electrode potentials in the full cell′s cyclation window, transitioning from green to red to indicate degradation. Such alterations lead to a measurable capacity fade and changes in the full cell′s potential curve, as depicted by the differential voltage curve. The underlying work combines this mechanistic model with a data-driven model approach of the individual aging modes to predict both capacity fade and changes to the potential curve under various aging conditions. This will help to enhance understanding and prediction of battery degradation and can be the basis for a more precise onboard state-of-charge and state-of-health estimation of degraded batteries. More information can be found in the Research Article by J. Stadler and co-workers (DOI: 10.1002/batt.202400211).\u0000 <figure>\u0000 <div><picture>\u0000 <source></source></picture><p></p>\u0000 </div>\u0000 </figure>\u0000 </p>","PeriodicalId":132,"journal":{"name":"Batteries & Supercaps","volume":"7 10","pages":""},"PeriodicalIF":5.1,"publicationDate":"2024-10-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/batt.202481003","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142429348","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
An Adaptive Combined Method for Lithium-Ion Battery State of Charge Estimation Using Long Short-Term Memory Network and Unscented Kalman Filter Considering Battery Aging
IF 5.1 4区 材料科学
Batteries & Supercaps Pub Date : 2024-09-26 DOI: 10.1002/batt.202400441
Longchen Lyu, Bo Jiang, Jiangong Zhu, Xuezhe Wei, Haifeng Dai
{"title":"An Adaptive Combined Method for Lithium-Ion Battery State of Charge Estimation Using Long Short-Term Memory Network and Unscented Kalman Filter Considering Battery Aging","authors":"Longchen Lyu,&nbsp;Bo Jiang,&nbsp;Jiangong Zhu,&nbsp;Xuezhe Wei,&nbsp;Haifeng Dai","doi":"10.1002/batt.202400441","DOIUrl":"https://doi.org/10.1002/batt.202400441","url":null,"abstract":"<p>The accurate estimation of battery state of charge (SOC) enables the reliable and safe operation of lithium-ion batteries. Data-driven SOC estimation is considered an emerging and effective solution. However, existing data-driven SOC estimation methods typically involve direct estimation and lack effective feedback correction. Moreover, battery degradation poses additional challenges to accurate SOC estimation. Therefore, this study proposes an adaptive combined method for battery SOC estimation based on a long short-term memory (LSTM) network and unscented Kalman filter (UKF) algorithm considering battery aging status. First, an LSTM model is constructed to characterize the battery's dynamic performance instead of traditional battery models. Then, the UKF algorithm is employed to perform SOC estimation through the feedback of terminal voltage prediction. To enhance estimation accuracy under different aging statuses, a proportional-integral-derivative controller is employed to correct the capacity fading during the SOC estimation process. Validation results indicate that the terminal voltage prediction model demonstrates exceptional robustness against interference from current and voltage noise. Compared to the traditional estimation method combining the deep learning model and Kalman filter algorithm, the proposed method demonstrates superior estimation accuracy under various complex operating conditions. Furthermore, the proposed method outperforms the traditional method in estimation performance during battery aging.</p>","PeriodicalId":132,"journal":{"name":"Batteries & Supercaps","volume":"7 12","pages":""},"PeriodicalIF":5.1,"publicationDate":"2024-09-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142862121","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Short-Term Tests, Long-Term Predictions – Accelerating Ageing Characterisation of Lithium-Ion Batteries 短期测试,长期预测 - 加速锂离子电池的老化表征
IF 5.1 4区 材料科学
Batteries & Supercaps Pub Date : 2024-09-23 DOI: 10.1002/batt.202300594
Dr.-Ing. Sabine Paarmann, Markus Schreiber, Ahmed Chahbaz, Felix Hildenbrand, Gereon Stahl, Marcel Rogge, Dr.-Ing. Philipp Dechent, Oliver Queisser, Sebastian Dominic Frankl, Pablo Morales Torricos, Yao Lu, Dr. Nikolay I. Nikolov, Prof. Maria Kateri, Prof. Dirk Uwe Sauer, Prof. Michael A. Danzer, Prof. Thomas Wetzel, Prof. Christian Endisch, Prof. Markus Lienkamp, Prof. Andreas Jossen, Dr. Meinert Lewerenz
{"title":"Short-Term Tests, Long-Term Predictions – Accelerating Ageing Characterisation of Lithium-Ion Batteries","authors":"Dr.-Ing. Sabine Paarmann,&nbsp;Markus Schreiber,&nbsp;Ahmed Chahbaz,&nbsp;Felix Hildenbrand,&nbsp;Gereon Stahl,&nbsp;Marcel Rogge,&nbsp;Dr.-Ing. Philipp Dechent,&nbsp;Oliver Queisser,&nbsp;Sebastian Dominic Frankl,&nbsp;Pablo Morales Torricos,&nbsp;Yao Lu,&nbsp;Dr. Nikolay I. Nikolov,&nbsp;Prof. Maria Kateri,&nbsp;Prof. Dirk Uwe Sauer,&nbsp;Prof. Michael A. Danzer,&nbsp;Prof. Thomas Wetzel,&nbsp;Prof. Christian Endisch,&nbsp;Prof. Markus Lienkamp,&nbsp;Prof. Andreas Jossen,&nbsp;Dr. Meinert Lewerenz","doi":"10.1002/batt.202300594","DOIUrl":"https://doi.org/10.1002/batt.202300594","url":null,"abstract":"<p>For the battery industry, quick determination of the ageing behaviour of lithium-ion batteries is important both for the evaluation of existing designs as well as for R&amp;D on future technologies. However, the target battery lifetime is 8–10 years, which implies low ageing rates that lead to an unacceptably long ageing test duration under real operation conditions. Therefore, ageing characterisation tests need to be accelerated to obtain ageing patterns in a period ranging from a few weeks to a few months. Known strategies, such as increasing the severity of stress factors, for example, temperature, current, and taking measurements with particularly high precision, need care in application to achieve meaningful results. We observe that this challenge does not receive enough attention in typical ageing studies. Therefore, this review introduces the definition and challenge of accelerated ageing along existing methods to accelerate the characterisation of battery ageing and lifetime modelling. We systematically discuss approaches along the existing literature. In this context, several test conditions and feasible acceleration strategies are highlighted, and the underlying modelling and statistical perspective is provided. This makes the review valuable for all who set up ageing tests, interpret ageing data, or rely on ageing data to predict battery lifetime.</p>","PeriodicalId":132,"journal":{"name":"Batteries & Supercaps","volume":"7 11","pages":""},"PeriodicalIF":5.1,"publicationDate":"2024-09-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/batt.202300594","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142642419","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Analyzing and Improving Conductive Networks in Commercial High-Energy Ni-rich Cathodes
IF 5.1 4区 材料科学
Batteries & Supercaps Pub Date : 2024-09-23 DOI: 10.1002/batt.202400503
Adrian Lindner, Svenja Both, Dr.-Ing. Wolfgang Menesklou, Dr. Simon Hein, Dr. Timo Danner, Prof. Dr. Arnulf Latz, Prof. Dr.-Ing. Ulrike Krewer
{"title":"Analyzing and Improving Conductive Networks in Commercial High-Energy Ni-rich Cathodes","authors":"Adrian Lindner,&nbsp;Svenja Both,&nbsp;Dr.-Ing. Wolfgang Menesklou,&nbsp;Dr. Simon Hein,&nbsp;Dr. Timo Danner,&nbsp;Prof. Dr. Arnulf Latz,&nbsp;Prof. Dr.-Ing. Ulrike Krewer","doi":"10.1002/batt.202400503","DOIUrl":"https://doi.org/10.1002/batt.202400503","url":null,"abstract":"<p>Nickel-rich stoichiometries such as NMC811 have gained increasing relevance for lithium-ion-batteries in recent years due to their high specific capacity and reduced use of critical resources. However, low intrinsic electronic conductivity of NMC active materials makes the use of carbon-based additives necessary. Volume fraction and distribution of the carbon-binder-domain (CBD) have a significant impact on the electrode performance. This work combines high-resolution tomography and microstructure-resolved simulations to characterize the three-dimensional transport networks of a commercial NMC811 cathode. FIB-SEM tomography reveals that low CBD volume fractions with suboptimal distribution cause a non-percolating conductive network in the microstructure and thus unfavourably low electronic conductivity. Increasing the CBD content through virtual electrode design enables percolation and enhances electronic conductivity fundamentally. Simulations on both the real and virtually designed structures demonstrate how percolating CBD networks lead to a significantly improved energy density.</p>","PeriodicalId":132,"journal":{"name":"Batteries & Supercaps","volume":"7 12","pages":""},"PeriodicalIF":5.1,"publicationDate":"2024-09-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/batt.202400503","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142869093","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Mechanistic Perspectives: Integration and Repairing Adaptation of Self-Healing Electrolytes for Zinc Ion Batteries
IF 5.1 4区 材料科学
Batteries & Supercaps Pub Date : 2024-09-20 DOI: 10.1002/batt.202400487
Muhammad Arif, Liujuan Yang, Qi Zhang, Haiyan Wang
{"title":"Mechanistic Perspectives: Integration and Repairing Adaptation of Self-Healing Electrolytes for Zinc Ion Batteries","authors":"Muhammad Arif,&nbsp;Liujuan Yang,&nbsp;Qi Zhang,&nbsp;Haiyan Wang","doi":"10.1002/batt.202400487","DOIUrl":"https://doi.org/10.1002/batt.202400487","url":null,"abstract":"<p>Self-healing is a magical function that endows energy storage devices with extraordinary resilience and has become a promising strategy for advancing battery technology. This short review focus on the recent developments made in self-healing chemistry for electrolytes in term of extrinsic and intrinsic dynamical concepts. Firstly, the fundamental mechanism of electrolyte self-healing and repairing adaptation is introduced. The extrinsic self-healing mechanism adopts capsule-vascular networking while intrinsic self-healing lean physical and chemical routes. The Former healing adaptation, generally follows strong physical networking and covalent linkages, which are more prevalent and practical, compared to the latter case of self-healing. In addition to that, this review also evaluates the estimated healing capabilities and statistics using thermodynamic protocols. Finally, we propose some possible future research directions and development strategies to further apply the self-healing phenomenon for zinc ion batteries.</p>","PeriodicalId":132,"journal":{"name":"Batteries & Supercaps","volume":"7 12","pages":""},"PeriodicalIF":5.1,"publicationDate":"2024-09-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142869028","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Study of Microstructural Evolution and Strain Analysis in SiOx/C Negative Electrodes Using In-situ X-ray Tomography and Digital Volume Correlation 利用原位 X 射线断层扫描和数字体积相关性研究 SiOx/C 负极中的微结构演变和应变分析
IF 5.7 4区 材料科学
Batteries & Supercaps Pub Date : 2024-09-20 DOI: 10.1002/batt.202400416
Abhilash VALISAMMAGARI, Joël LACHAMBRE, Jérôme ADRIEN, Ludovic BROCHE, Martin PETIT, Vivien ESNAULT, Eric MAIRE
{"title":"Study of Microstructural Evolution and Strain Analysis in SiOx/C Negative Electrodes Using In-situ X-ray Tomography and Digital Volume Correlation","authors":"Abhilash VALISAMMAGARI, Joël LACHAMBRE, Jérôme ADRIEN, Ludovic BROCHE, Martin PETIT, Vivien ESNAULT, Eric MAIRE","doi":"10.1002/batt.202400416","DOIUrl":"https://doi.org/10.1002/batt.202400416","url":null,"abstract":"Increasing the silicon content in batteries is expected to enhance their capacity. However, its implementation comes with challenges, as silicon exhibits a large volumetric expansion. This is a significant factor contributing to the decreased lifespan of these batteries, one of the critical degradation mechanisms from a mechanical perspective is the delamination of electrode structure. The cyclability of these anodes is noted to be influenced by the interaction between the binder and particles during battery cycling. The heavy local strain experienced by particles in these electrodes often leads to binder failure, resulting in particle detachment, or delamination over multiple cycles. A good understanding of the local evolution of the strain is essential in advancing the mechanical modelling of the degradation mechanism and in realizing the complete potential of silicon-based electrodes. In this work, in situ global and local strain measurements were performed by combining synchrotron tomography with Digital volume correlation (DVC). The measurements showed that there is significant local strain in these electrodes which can lead to delamination. In addition to this, the spatial variability of the composite electrodes was characterized by estimating the characteristic length to strain, which can be used to replicate the strain field and model the delamination.","PeriodicalId":132,"journal":{"name":"Batteries & Supercaps","volume":"39 1","pages":""},"PeriodicalIF":5.7,"publicationDate":"2024-09-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142249200","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Microporous Polyethylene and Cellulose Composite Separators for Reversible Lithium Electrode in Lithium Rechargeable Batteries
IF 5.1 4区 材料科学
Batteries & Supercaps Pub Date : 2024-09-20 DOI: 10.1002/batt.202400472
Yuna Hirai, Rio Ohnishi, Sou Taminato, Daisuke Mori, Hiroki Eimura, Kei Ikoma, Atsushi Sawamoto, Osamu Yamamoto, Yasuo Takeda, Nobuyuki Imanishi
{"title":"Microporous Polyethylene and Cellulose Composite Separators for Reversible Lithium Electrode in Lithium Rechargeable Batteries","authors":"Yuna Hirai,&nbsp;Rio Ohnishi,&nbsp;Sou Taminato,&nbsp;Daisuke Mori,&nbsp;Hiroki Eimura,&nbsp;Kei Ikoma,&nbsp;Atsushi Sawamoto,&nbsp;Osamu Yamamoto,&nbsp;Yasuo Takeda,&nbsp;Nobuyuki Imanishi","doi":"10.1002/batt.202400472","DOIUrl":"https://doi.org/10.1002/batt.202400472","url":null,"abstract":"<p>The lithium metal anode is the best candidate for high energy density batteries because of its high specific capacity and low negative potential. Rechargeable lithium metal batteries (RLMB) have not yet been commercialized. The key factors that limit the practical use of RLMB are the formation and growth of lithium dendrites during the lithium deposition process and the reaction of the lithium anode with the organic solvent of the electrolyte, quantified by the Columbic efficiency (CE). To suppress the lithium dendrite formation and to improve CE, many approaches such as the formation of a protective layer on the lithium electrode and the use of additives to the electrolyte have been proposed. In this study, the effect of a thin cellulose film to improve CE of lithium deposition and stripping on the lithium electrode was examined. The cycle performance of a Li/Li symmetrical cell with a cellulose and polyethylene composite separator was examined for a carbonate electrolyte and an ether electrolyte. The improvements of CE were observed for both electrolytes with the cellulose film separator. The improvement could be explained by the good wettability of the cellulose film separator with the electrolyte.</p>","PeriodicalId":132,"journal":{"name":"Batteries & Supercaps","volume":"7 12","pages":""},"PeriodicalIF":5.1,"publicationDate":"2024-09-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/batt.202400472","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142862018","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Challenges and Prospects of Electrolyte Design for Lithium-Sulfurized Polyacrylonitrile Batteries 锂硫化聚丙烯腈电池电解质设计的挑战与前景
IF 5.1 4区 材料科学
Batteries & Supercaps Pub Date : 2024-09-19 DOI: 10.1002/batt.202400284
Tao Ma, Zhanliang Tao
{"title":"Challenges and Prospects of Electrolyte Design for Lithium-Sulfurized Polyacrylonitrile Batteries","authors":"Tao Ma,&nbsp;Zhanliang Tao","doi":"10.1002/batt.202400284","DOIUrl":"10.1002/batt.202400284","url":null,"abstract":"<p>Sulfurized polyacrylonitrile (SPAN) is regarded as a promising organic sulphur cathode material for lithium-sulfur (Li−S) batteries. It undergoes a solid-solid conversion without forming polysulfide intermediate phases, overcoming the poor electrochemical performance caused by the shuttle effect of elemental S cathodes. However, realizing this unique conversion mechanism requires employing appropriate electrolytes. Furthermore, the direct application of metallic Li as the anode unavoidable introduces a series of issues triggered by Li dendrites in Li-SPAN batteries, such as low lifespan, short circuits, fire, etc. In this review, we endeavor to encapsulate recent advancements in electrolyte research, with a particular focus on the intrinsic relationship between the solvation structure of the electrolyte and the interfacial chemistry of the Li anode and SPAN electrode, aim to provide insights into the electrolytes design for high performance Li-SPAN full batteries.</p>","PeriodicalId":132,"journal":{"name":"Batteries & Supercaps","volume":"7 12","pages":""},"PeriodicalIF":5.1,"publicationDate":"2024-09-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142249204","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Enabling Fast-Charging and High Specific Capacity of Li-Ion Batteries with Nitrogen-Doped Bilayer Graphdiyne: A First-Principles Study 利用掺氮双层石墨二炔实现锂离子电池的快速充电和高比容量:第一原理研究
IF 5.7 4区 材料科学
Batteries & Supercaps Pub Date : 2024-09-19 DOI: 10.1002/batt.202400352
Liang-Yin Kuo, Minh Tam Le, Yi-Zhan Wu, Martin Ihrig, Nguyet N. T. Pham
{"title":"Enabling Fast-Charging and High Specific Capacity of Li-Ion Batteries with Nitrogen-Doped Bilayer Graphdiyne: A First-Principles Study","authors":"Liang-Yin Kuo, Minh Tam Le, Yi-Zhan Wu, Martin Ihrig, Nguyet N. T. Pham","doi":"10.1002/batt.202400352","DOIUrl":"https://doi.org/10.1002/batt.202400352","url":null,"abstract":"Carbon-based materials are the most important anode materials for Li-ion batteries (LIBs). To improve the electrochemical performance of LIBs for high energy density and fast charging, advanced carbon allotropes are in the research focus. In this work, we applied the density functional theory to investigate the atomic and electronic structures as well as high Li-ion specific capacity of graphdiyne (GDY). The atomic structures of monolayer graphdiyne (MGDY), bilayer AB(β1)-stacking graphdiyne (AB(β1)BGDY) and nitrogen-doped AB(β1)BGDY (N-AB(β1)BGDY) at different lithiation states were thoroughly investigated. The AB(β1)BGDY and N-AB(β1)BGDY exhibit promising characteristics in Li-ion adsorption and intercalation, enhancing its specific capacity from 744 mAhg-1 in the monolayer GDY to 807 mAhg-1 in the bilayer. Besides increasing the capacity through a bilayer-structure, it is possible to tailor its structural stability and band gap by doping. Especially shown for N-AB(β1)BGDY (~1%), an increased structural stability and a decreased band gap of 0.24 eV is found. While this means that N doping in AB(β1)BGDY can lead to longer-lasting and more stable operatable high-capacity anodes in LIBs, it increases the OCV.","PeriodicalId":132,"journal":{"name":"Batteries & Supercaps","volume":"1 1","pages":""},"PeriodicalIF":5.7,"publicationDate":"2024-09-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142249201","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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