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Artificial Photothermal Synthesis of Hydrocarbons from CO2 and H2O CO2和H2O的人工光热合成碳氢化合物
IF 27.8 1区 材料科学
Advanced Energy Materials Pub Date : 2025-04-22 DOI: 10.1002/aenm.202501840
Zhongkai Xie, Wenjin Cheng, Hongyun Luo, Yong Lei, Weidong Shi
{"title":"Artificial Photothermal Synthesis of Hydrocarbons from CO2 and H2O","authors":"Zhongkai Xie, Wenjin Cheng, Hongyun Luo, Yong Lei, Weidong Shi","doi":"10.1002/aenm.202501840","DOIUrl":"https://doi.org/10.1002/aenm.202501840","url":null,"abstract":"The excessive release of CO<sub>2</sub> from fossil fuel combustion has disrupted the carbon cycle, leading to elevated greenhouse gas levels. Converting CO<sub>2</sub> into value-added chemicals like CH<sub>4</sub> and C<sub>2</sub>H<sub>4</sub> not only offers a sustainable alternative to fossil fuels but also helps mitigate greenhouse gas emissions. However, producing high-energy hydrocarbons involves complex electron and proton coupling, presenting significant kinetic challenges. Photothermal catalysis, which harnesses solar energy in light and heat, emerges as a promising method for efficient CO<sub>2</sub> conversion into hydrocarbons. This process reduces the thermodynamic barriers to CO<sub>2</sub> protonation by enabling rapid proton transfer through thermal assistance. The development of photothermal catalysts capable of absorbing light, generating electron–hole pairs, and facilitating redox reactions is crucial for enhancing efficiency and selectivity. This review highlights the importance of catalyst design, reaction conditions, and reactor configuration, and addresses the lack of comprehensive reviews on the synergistic approach of photothermal catalysis. By focusing on precise catalyst design and photogenerated heat mechanisms, this review aims to advance the field, emphasizing its potential to promote a sustainable and carbon-neutral future.","PeriodicalId":111,"journal":{"name":"Advanced Energy Materials","volume":"253 1","pages":""},"PeriodicalIF":27.8,"publicationDate":"2025-04-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143862361","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Optimized Kinetics for Photothermal Catalysis: a Case of Biomass Conversion on CdS Nanocage 光热催化动力学优化:CdS纳米笼上生物质转化的一个案例
IF 27.8 1区 材料科学
Advanced Energy Materials Pub Date : 2025-04-22 DOI: 10.1002/aenm.202501159
Yuan Tang, Yuchen Guo, Boxin Liu, Yanfang Li, Zhuofeng Hu, Xin Tan, Jinhua Ye, Tao Yu
{"title":"Optimized Kinetics for Photothermal Catalysis: a Case of Biomass Conversion on CdS Nanocage","authors":"Yuan Tang, Yuchen Guo, Boxin Liu, Yanfang Li, Zhuofeng Hu, Xin Tan, Jinhua Ye, Tao Yu","doi":"10.1002/aenm.202501159","DOIUrl":"https://doi.org/10.1002/aenm.202501159","url":null,"abstract":"The utilization of photogenerated carriers in interfacial oxidation and reduction reactions is limited due to the kinetic imbalance between the oxidation and reduction ends. Rapid equilibration of photoexcited metal nanostructures forming hot carriers on ultrafast time scales has potential in accelerating the rate and kinetics of photocatalytic reactions. In this study, the hollow nanocage structures with enhanced photothermal effect are designed to achieve efficient photothermal catalytic evolution of furfural and hydrogen by enhancing the relaxation time scale of hot carriers. The formed spatial structure with internal and external separation facilitates the absorption of reactants by metal sites. Meanwhile the hollow nanocage structure is instrumental in the phonon-photon synergy, which supplies enhanced driving force for the photothermal coupling reaction through enhanced interfacial interactions. The enhanced photothermal effect simultaneously prolongs the time scale of thermal electron injection and heat scattering in the interfacial reaction, balancing the kinetics of the reduction and oxidation half-reactions. This work is significant for finely designed spatial structures to optimize total energy utilization.","PeriodicalId":111,"journal":{"name":"Advanced Energy Materials","volume":"41 1","pages":""},"PeriodicalIF":27.8,"publicationDate":"2025-04-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143862359","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Advancements in Zinc Reversibility and Utilization for Practical Aqueous Zinc-Ion Battery Applications 锌的可逆性及其在实际水锌离子电池中的应用进展
IF 27.8 1区 材料科学
Advanced Energy Materials Pub Date : 2025-04-22 DOI: 10.1002/aenm.202501052
Haoliang Chen, Wenjie Huang, Zeshen Deng, Weiliang Peng, Zhenwei Yang, Bin Yuan, Lichun Yang, Shaobo Li, Xuerong Zheng, Yida Deng
{"title":"Advancements in Zinc Reversibility and Utilization for Practical Aqueous Zinc-Ion Battery Applications","authors":"Haoliang Chen, Wenjie Huang, Zeshen Deng, Weiliang Peng, Zhenwei Yang, Bin Yuan, Lichun Yang, Shaobo Li, Xuerong Zheng, Yida Deng","doi":"10.1002/aenm.202501052","DOIUrl":"https://doi.org/10.1002/aenm.202501052","url":null,"abstract":"Aqueous zinc-ion batteries (AZIBs) have become critical in driving the advancement of large-scale energy storage systems due to their high specific capacity, safety, environmental friendliness, and low cost. However, the fundamental challenges associated with Zn anodes, including dendrite growth, hydrogen evolution reaction, corrosion, and low zinc utilization, significantly hinder the improvement of cyclic stability and energy density in AZIBs. In light of these challenges, considerable efforts have been devoted to exploring stable Zn anodes, while a significant gap persists between current research advancements and their practical working conditions. Therefore, this review first reveals the detailed mechanisms of dendrite formation, hydrogen evolution reaction, and corrosion, as well as the influence of the low zinc utilization on AZIB systems. In addition, recent advancements in various modification strategies for improving the stability and utilization of zinc anodes are summarized, and the corresponding working mechanisms are investigated. Finally, the key factors for advancing the development and practical application of AZIBs are clarified, with the goal of bridging the gap between their current research status and future large-scale energy storage demands.","PeriodicalId":111,"journal":{"name":"Advanced Energy Materials","volume":"253 1","pages":""},"PeriodicalIF":27.8,"publicationDate":"2025-04-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143862357","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Streamlining Ni-Rich LiNixMnyCozO2 Cathode Black Mass Purification for Direct Recycling and Upcycling through the Alkoxythermal Process 流线型富镍LiNixMnyCozO2阴极黑质量提纯的直接回收和烷氧热法升级利用
IF 27.8 1区 材料科学
Advanced Energy Materials Pub Date : 2025-04-21 DOI: 10.1002/aenm.202406083
Varun Gupta, Christopher Potts, Duc Tran, Hongpeng Gao, Mingqian Li, Jiao Lin, Zheng Chen
{"title":"Streamlining Ni-Rich LiNixMnyCozO2 Cathode Black Mass Purification for Direct Recycling and Upcycling through the Alkoxythermal Process","authors":"Varun Gupta, Christopher Potts, Duc Tran, Hongpeng Gao, Mingqian Li, Jiao Lin, Zheng Chen","doi":"10.1002/aenm.202406083","DOIUrl":"https://doi.org/10.1002/aenm.202406083","url":null,"abstract":"The rapid accumulation of end-of-life lithium-ion batteries necessitates sustainable recycling pathways, particularly for the industry-prominent nickel-rich NCM (LiNi<sub>x</sub>Mn<sub>y</sub>Co<sub>z</sub>O<sub>2</sub>, x+y+z = 1, x&gt;0.8) materials. Direct recycling presents a promising solution but is hindered by the susceptibility of these materials to impurities, moisture, particle cracking, and thermal degradation, especially in hydrothermal relithiation methods. This study reveals that impurities lead to severe surface degradation in nickel-rich NCM cathodes, resulting in critical material transformations during high-temperature hydrothermal processes. To address these issues, the alkoxythermal (AT) process is introduced, a low temperature relithiation and purification strategy operating at 80 °C. Applied to nickel-rich scrap, low-nickel spent cathodes, and mixed-stream materials, the process achieves relithiation of the crystal alongside majority fluorine impurity removal. The AT process is also successfully demonstrated on a 100-gram batch of spent NCM (89% nickel) cathode black mass, showcasing its scalability. The resulting spent material post-AT process is upcycled to a single-crystal morphology, yielding a specific capacity of 196 mAh/g. With scalability, integration potential, and broad applicability, the AT process marks a significant advancement in direct recycling for nickel-rich chemistries, addressing key challenges in sustainable battery material recovery.","PeriodicalId":111,"journal":{"name":"Advanced Energy Materials","volume":"11 1","pages":""},"PeriodicalIF":27.8,"publicationDate":"2025-04-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143853657","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Flux Upcycling of Degraded Layered Cathodes to LiNixMnyCozO2 (NMCs) with Gradient Transition Metal Distribution 梯度过渡金属分布的降解层状阴极LiNixMnyCozO2 (NMCs)通量升级
IF 27.8 1区 材料科学
Advanced Energy Materials Pub Date : 2025-04-21 DOI: 10.1002/aenm.202406162
Juntian Fan, Dalal Belharouak, Huimin Luo, Zhenzhen Yang, Fan Wang, Ilias Belharouak, Tao Wang, Sheng Dai
{"title":"Flux Upcycling of Degraded Layered Cathodes to LiNixMnyCozO2 (NMCs) with Gradient Transition Metal Distribution","authors":"Juntian Fan, Dalal Belharouak, Huimin Luo, Zhenzhen Yang, Fan Wang, Ilias Belharouak, Tao Wang, Sheng Dai","doi":"10.1002/aenm.202406162","DOIUrl":"https://doi.org/10.1002/aenm.202406162","url":null,"abstract":"The rising demand for lithium-ion batteries (LIBs) has intensified the need for efficient recycling methods to address both supply chain constraints and environmental impacts. Direct upcycling, distinguished by its ability to achieve both the structural and compositional integrity of cathode materials, has gained prominence as a sustainable alternative to conventional pyrometallurgical and hydrometallurgical processes. However, the current direct upcycling methods are typically limited by incorporating Li and/or Ni, significantly constraining the adaptability across diverse LiNi<sub>x</sub>Mn<sub>y</sub>Co<sub>z</sub>O<sub>2</sub> (NMCs). In this study, a versatile molten salt approach is reported that expands the scope of direct upcycling by enabling simultaneous incorporation of Li, Ni, and Mn. This methodology facilitates flexible conversion among diverse NMC compositions, including non-stoichiometric Co/Mn systems such as upcycling degraded LiCoO<sub>2</sub> (D-LCO), LiNi<sub>1/3</sub>Mn<sub>1/3</sub>Co<sub>1/3</sub>O<sub>2</sub> (D-NMC111), LiNi<sub>0.8</sub>Mn<sub>0.1</sub>Co<sub>0.1</sub>O<sub>2</sub> (D-NMC811) to surface Mn enriched NMC111, LiNi<sub>0.5</sub>Mn<sub>0.3</sub>Co<sub>0.2</sub>O<sub>2</sub> (NMC532), and NMC811, respectively. The gradient transition metal distribution in upcycled products, characterized by Mn-enriched outer layers and Co/Ni-enriched cores enhances the interfacial stability of NMC cathodes, addressing critical challenges in long-term performance and structural integrity. These results highlight the potential of flux methods for advancing the upcycling of spent cathodes and producing high-performance materials for next-generation LIBs applications.","PeriodicalId":111,"journal":{"name":"Advanced Energy Materials","volume":"5 1","pages":""},"PeriodicalIF":27.8,"publicationDate":"2025-04-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143857530","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Intermediate-Phase Homogenization Through Intermolecular Interactions Toward Reproducible Fabrication of Perovskite Solar Cells 通过分子间相互作用实现钙钛矿太阳能电池的中间相均匀化
IF 27.8 1区 材料科学
Advanced Energy Materials Pub Date : 2025-04-21 DOI: 10.1002/aenm.202500536
Yan Zhu, Xinyi Liu, Xinyuan Sui, Guocan Chen, Qing Li, Haonan Wang, Haiyang Yuan, Shuang Yang, Yu Hou
{"title":"Intermediate-Phase Homogenization Through Intermolecular Interactions Toward Reproducible Fabrication of Perovskite Solar Cells","authors":"Yan Zhu, Xinyi Liu, Xinyuan Sui, Guocan Chen, Qing Li, Haonan Wang, Haiyang Yuan, Shuang Yang, Yu Hou","doi":"10.1002/aenm.202500536","DOIUrl":"https://doi.org/10.1002/aenm.202500536","url":null,"abstract":"Perovskite solar cells, known for high efficiency, low-cost production, and excellent optoelectronics, have drawn significant interest in the photovoltaic research community. However, the fabrication of these devices faces challenges of environmental sensitivity and variability during the manufacturing processes, leading to unsatisfied product yield. Herein, an intermediate-phase homogenization approach is presented to regulate the multi-phase evolution during film formation by using tris(2-benzimidazolylmethyl)amine (TR-2-BA) additive. It is shown that the intermolecular interaction of TR-2-BA to solvent molecules effectively inhibits the formation of diverse solvated intermediates, like PbI<sub>2</sub>·Dimethyl sulfoxide (PbI<sub>2</sub>·DMSO) and δ phase, and thereby results in homogenizing the (Formamidinium)<sub>2</sub>·Pb<sub>3</sub>I<sub>8</sub>·2DMSO ((FA)<sub>2</sub>·Pb<sub>3</sub>I<sub>8</sub>·2DMSO) intermediate phase, which enhances the consistency of nucleation and growth behaviors. The controlled formation dynamics improve the film uniformity and crystallinity, along with a notable reduction in defect density. Consequently, devices fabricated using TR-2-BA achieve a fill factor (FF) of up to 84.73% and a power conversion efficiency (PCE) of 25.24%. Statistical results from 120 devices prepared across different batches and seasons present that the strategy decreases the standard deviation of device efficiency from 0.74% to 0.38%. This work provides a novel approach for the reproducible fabrication of high-quality perovskite solar cells under varying conditions.","PeriodicalId":111,"journal":{"name":"Advanced Energy Materials","volume":"35 1","pages":""},"PeriodicalIF":27.8,"publicationDate":"2025-04-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143853655","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
In Situ Diffraction and Ex Situ Transmission X-Ray Microscopy Studies of Solid-State Upcycling for NMC Cathodes 用于 NMC 阴极的固态上循环的原位衍射和原位透射 X 射线显微镜研究
IF 27.8 1区 材料科学
Advanced Energy Materials Pub Date : 2025-04-21 DOI: 10.1002/aenm.202500698
Matthew L. Nisbet, Diana Luong, Eva Allen, Sohyun Park, Tiffany L. Kinnibrugh, Joanne E. Stubbs, Peter J. Eng, John T. Vaughey, Tim T. Fister
{"title":"In Situ Diffraction and Ex Situ Transmission X-Ray Microscopy Studies of Solid-State Upcycling for NMC Cathodes","authors":"Matthew L. Nisbet, Diana Luong, Eva Allen, Sohyun Park, Tiffany L. Kinnibrugh, Joanne E. Stubbs, Peter J. Eng, John T. Vaughey, Tim T. Fister","doi":"10.1002/aenm.202500698","DOIUrl":"https://doi.org/10.1002/aenm.202500698","url":null,"abstract":"Upcycling of recycled LiNi<sub>0.6</sub>Mn<sub>0.2</sub>Co<sub>0.2</sub>O<sub>2</sub> (NMC622) cathodes offers an economical route to produce cathode materials with increased energy density (i.e., LiNi<sub>0.8</sub>Mn<sub>0.1</sub>Co<sub>0.1</sub>O<sub>2</sub>, NMC811) that meet the performance needs of present-day electric vehicles. In this work, solid-state upcycling of NMC622 via calcination with Ni(OH)<sub>2</sub> and LiOH was monitored using in situ synchrotron powder X-ray diffraction measurements. Sequential Rietveld refinements indicate that the calcination proceeds by initially converting Ni(OH)<sub>2</sub> to a rocksalt NiO phase followed by lithiation of NiO to form LiNiO<sub>2</sub> (LNO), with both NMC and LNO phases present in nearly equal proportions at the calcination endpoint. Variable-energy transmission X-ray microscopy tomograms of upcycled samples reveal that the NMC and LNO domains are intermixed at sub-micron length scales. Depth-dependent analysis of multi-elemental fitting maps matches the expected NMC811 composition at the secondary particle level and indicates that transition metal diffusion is not limited by the secondary particle size.","PeriodicalId":111,"journal":{"name":"Advanced Energy Materials","volume":"108 1","pages":""},"PeriodicalIF":27.8,"publicationDate":"2025-04-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143857306","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Ultrafast Na+ Diffusion Enabled by Defective 3D in2S3/MXene Nanostructure toward High-Rate Sodium Ion Batteries 缺陷3D in2S3/MXene纳米结构实现高速率钠离子电池的超快Na+扩散
IF 27.8 1区 材料科学
Advanced Energy Materials Pub Date : 2025-04-21 DOI: 10.1002/aenm.202500443
Xianghui Hu, Pin Ma, Zhengyao Sun, Zehao Zhang, Jiajia Sun, Haibo Li, Hui Ying Yang
{"title":"Ultrafast Na+ Diffusion Enabled by Defective 3D in2S3/MXene Nanostructure toward High-Rate Sodium Ion Batteries","authors":"Xianghui Hu, Pin Ma, Zhengyao Sun, Zehao Zhang, Jiajia Sun, Haibo Li, Hui Ying Yang","doi":"10.1002/aenm.202500443","DOIUrl":"https://doi.org/10.1002/aenm.202500443","url":null,"abstract":"Slow diffusion kinetics caused by the low conductivity and large volume changes of metal sulfides (MSs) during repeated sodiation/desodiation processes greatly limit the implementation of high-rate sodium ion batteries (SIBs). To address this, inspired by vacancy diffusion and defect engineering, for the first time, the defective 3D In<sub>2</sub>S<sub>3</sub>/MXene nanostructure with high-density vacancies and strong interface bonding is developed as the fast-charging anode for SIBs. This design enables the material to have a low Na<sup>+</sup> diffusion energy barrier (0.28 eV) and absorption energy (−1.68 eV), resulting in the high Na<sup>+</sup> diffusion coefficient (5.01 × 10<sup>−12</sup> cm<sup>2</sup> s<sup>−1</sup>) and pseudocapacitive contribution of 97.3%. Moreover, the nanostructure exhibits a reversible multistep intercalation-conversion reaction mechanism and superior electrochemical reaction kinetics. Consequently, the assembled SIBs display superior high-rate performance (202.2 mAh g<sup>−1</sup> at 100 A g<sup>−1</sup>) and long-term cycling stability over 5000 cycles with a 0.0074% decay per cycle at 20 A g<sup>−1</sup>. On this basis, the Na-ion full cell is assembled, indicating the practical application of this material. This study sheds light on the design of functional electrode materials for high-rate and long-lifespan sodium storage devices.","PeriodicalId":111,"journal":{"name":"Advanced Energy Materials","volume":"1 1","pages":""},"PeriodicalIF":27.8,"publicationDate":"2025-04-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143857531","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Constructing Oxygen Vacancy to Stable Anionic Redox Reaction for High Energy Sodium Battery 构建氧空位以稳定高能钠电池阴离子氧化还原反应
IF 27.8 1区 材料科学
Advanced Energy Materials Pub Date : 2025-04-21 DOI: 10.1002/aenm.202501007
Tianzhen Ren, Lu-Kang Zhao, Ziyu Mei, Hong Chen, Zhao-Meng Liu, Xuan-Wen Gao, Qinfen Gu, Wen-Bin Luo
{"title":"Constructing Oxygen Vacancy to Stable Anionic Redox Reaction for High Energy Sodium Battery","authors":"Tianzhen Ren, Lu-Kang Zhao, Ziyu Mei, Hong Chen, Zhao-Meng Liu, Xuan-Wen Gao, Qinfen Gu, Wen-Bin Luo","doi":"10.1002/aenm.202501007","DOIUrl":"https://doi.org/10.1002/aenm.202501007","url":null,"abstract":"Constructing heterostructure for synergistic effect plays an indispensable role in enhancing the energy density and cycling stability of layered oxide for sodium-ion batteries. However, the mechanisms of heterostructure formation and synergistic effects remain inadequately understood. In this study, the strategy of controlling oxygen vacancies is carried out based on Na&lt;sub&gt;2&lt;/sub&gt;Mn&lt;sub&gt;3&lt;/sub&gt;O&lt;sub&gt;7&lt;/sub&gt; cathode material. The formation of oxygen vacancy can change the coordination environment of Mn and Na&lt;sup&gt;+&lt;/sup&gt; occupancy between MnO&lt;sub&gt;2&lt;/sub&gt; layers, which is a significant driving force for structure transitions. Furthermore, the ratio of lattice oxygen to vacancy oxygen (L&lt;sub&gt;O&lt;/sub&gt;/V&lt;sub&gt;O&lt;/sub&gt;) demonstrates a distinct nonlinear relationship with the structural proportion in heterostructure materials, which can be used as a critical descriptor for evaluating the structural proportion. The obtained heterostructure with Na&lt;sub&gt;2&lt;/sub&gt;Mn&lt;sub&gt;3&lt;/sub&gt;O&lt;sub&gt;7&lt;/sub&gt; (&lt;span data-altimg=\"/cms/asset/c1c226c2-b976-482c-917e-76f74da44bcc/aenm202501007-math-0001.png\"&gt;&lt;/span&gt;&lt;mjx-container ctxtmenu_counter=\"1\" ctxtmenu_oldtabindex=\"1\" jax=\"CHTML\" role=\"application\" sre-explorer- style=\"font-size: 103%; position: relative;\" tabindex=\"0\"&gt;&lt;mjx-math aria-hidden=\"true\" location=\"graphic/aenm202501007-math-0001.png\"&gt;&lt;mjx-semantics&gt;&lt;mjx-mrow data-semantic-annotation=\"clearspeak:unit\" data-semantic-children=\"0,3\" data-semantic-content=\"4\" data-semantic- data-semantic-role=\"implicit\" data-semantic-speech=\"normal upper P ModifyingAbove 1 With bar\" data-semantic-type=\"infixop\"&gt;&lt;mjx-mi data-semantic-annotation=\"clearspeak:simple\" data-semantic-font=\"normal\" data-semantic- data-semantic-parent=\"5\" data-semantic-role=\"latinletter\" data-semantic-type=\"identifier\"&gt;&lt;mjx-c&gt;&lt;/mjx-c&gt;&lt;/mjx-mi&gt;&lt;mjx-mo data-semantic-added=\"true\" data-semantic- data-semantic-operator=\"infixop,⁢\" data-semantic-parent=\"5\" data-semantic-role=\"multiplication\" data-semantic-type=\"operator\" style=\"margin-left: 0.056em; margin-right: 0.056em;\"&gt;&lt;mjx-c&gt;&lt;/mjx-c&gt;&lt;/mjx-mo&gt;&lt;mjx-mover data-semantic-children=\"1,2\" data-semantic- data-semantic-parent=\"5\" data-semantic-role=\"integer\" data-semantic-type=\"overscore\"&gt;&lt;mjx-over style=\"padding-bottom: 0.105em; margin-bottom: -0.544em;\"&gt;&lt;mjx-mo data-semantic- data-semantic-parent=\"3\" data-semantic-role=\"overaccent\" data-semantic-type=\"operator\"&gt;&lt;mjx-stretchy-h style=\"width: 0.5em;\"&gt;&lt;mjx-ext&gt;&lt;mjx-c&gt;&lt;/mjx-c&gt;&lt;/mjx-ext&gt;&lt;/mjx-stretchy-h&gt;&lt;/mjx-mo&gt;&lt;/mjx-over&gt;&lt;mjx-base&gt;&lt;mjx-mn data-semantic-annotation=\"clearspeak:simple\" data-semantic-font=\"normal\" data-semantic- data-semantic-parent=\"3\" data-semantic-role=\"integer\" data-semantic-type=\"number\"&gt;&lt;mjx-c&gt;&lt;/mjx-c&gt;&lt;/mjx-mn&gt;&lt;/mjx-base&gt;&lt;/mjx-mover&gt;&lt;/mjx-mrow&gt;&lt;/mjx-semantics&gt;&lt;/mjx-math&gt;&lt;mjx-assistive-mml display=\"inline\" unselectable=\"on\"&gt;&lt;math altimg=\"urn:x-wiley:16146832:media:aenm202501007:aenm202501007-math-0001\" display=\"inline\" location=\"graphic/aenm202501007-math-0001.png\" xmlns=\"http://www.w3.org/1998/Math/MathML\"&gt;","PeriodicalId":111,"journal":{"name":"Advanced Energy Materials","volume":"6 1","pages":""},"PeriodicalIF":27.8,"publicationDate":"2025-04-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143853654","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Dynamically Stable Dipotassium Rhodizonate Interphase Enables NASICON‐Type Electrolyte Based Li‐FeF3 Conversion Batteries 动态稳定的罗地亚酸二钾盐相间物实现了基于 NASICON 型电解质的锂-FeF3 转换电池
IF 27.8 1区 材料科学
Advanced Energy Materials Pub Date : 2025-04-21 DOI: 10.1002/aenm.202500908
Meng Lei, Shengsheng Fan, Hailong Wu, Kexian Huang, Keyi Chen, Chilin Li
{"title":"Dynamically Stable Dipotassium Rhodizonate Interphase Enables NASICON‐Type Electrolyte Based Li‐FeF3 Conversion Batteries","authors":"Meng Lei, Shengsheng Fan, Hailong Wu, Kexian Huang, Keyi Chen, Chilin Li","doi":"10.1002/aenm.202500908","DOIUrl":"https://doi.org/10.1002/aenm.202500908","url":null,"abstract":"Due to easy reduction of Ti<jats:sup>4+</jats:sup> composition, Li<jats:sub>1.3</jats:sub>Al<jats:sub>0.3</jats:sub>Ti<jats:sub>1.7</jats:sub>(PO<jats:sub>4</jats:sub>)<jats:sub>3</jats:sub> (LATP) electrolyte suffers from serious structure decomposition and texture degradation, hindering the development of LATP‐based solid‐state batteries. Herein, a dynamically stable p‐type semiconductor dipotassium rhodizonate K<jats:sub>2</jats:sub>C<jats:sub>6</jats:sub>O<jats:sub>6</jats:sub> (DKR) as interface buffer layer is proposed to enhance the endurance of Li‐LATP interface. The DKR buffer layer with interlayer lubrication, electron blocking and Li‐ion conduction abilities can be tightly attached to the LATP ceramic surface. It enables the Schottky contact with Li metal, and endows the anode interface with dynamically electrochemical stability, faster Li<jats:sup>+</jats:sup> dissolution and migration rate, and better interfacial kinetics, leading to the dendrite‐free Li plating and stripping during long‐term cycling (over 1200 h). LATP‐based Li‐FeF<jats:sub>3</jats:sub> conversion solid‐state batteries are driven with the release of much higher reversible capacity (568.1 mAh·g<jats:sup>−1</jats:sup>) and the preservation of long lifepan (350 cycles). Without the wetting at cathode‐electrolyte interface, a high‐loading (3 mg·cm<jats:sup>−2</jats:sup>) FeF<jats:sub>3</jats:sub> still delivers the high initial capacity of 545.4 mAh·g<jats:sup>−1</jats:sup> and reversible capacity of 400 mAh·g<jats:sup>−1</jats:sup>. This dynamically stable buffer layer strategy provides a novel solution to the practical application of LATP‐based solid‐state batteries.","PeriodicalId":111,"journal":{"name":"Advanced Energy Materials","volume":"11 1","pages":""},"PeriodicalIF":27.8,"publicationDate":"2025-04-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143853433","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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