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Review and prospects on the low-voltage Na_(2)Ti_(3)O_(7) anode materials for sodium-ion batteries

Journal of Energy Chemistry 2024年第1期88卷 446-460,I0011页

作者： Jun Dong Yalong Jiang Ruxing Wang Qiulong Wei Qinyou An Xiaoxing Zhang Hubei Key Laboratory for High-efficiency Utilization of Solar Energy and Operation Control of Energy Storage System Hubei University of TechnologyWuhan 430068HubeiChina State Key Laboratory of New Textile Materials and Advanced Processing Technologies Wuhan Textile UniversityWuhan 430200HubeiChina Xiamen Key Laboratory of High-Performance Metals and Materials College of MaterialsXiamen UniversityXiamen 361005FujianChina State Key Laboratory of Advanced Technology for Materials Synthesis and Processing Wuhan University of TechnologyWuhan 430070HubeiChina

Due to its low cost and natural abundance of sodium,Na-ion batteries(NIBs)are promising candidates for large-scale energy storage *** development of ultralow voltage anode materials is of great significance in improving the energy density of ***-voltage anode materials,however,are severely lacking in *** all the reported insertion oxides anodes,the Na_(2)Ti_(3)O_(7) has the lowest operating voltage(an average potential of 0.3 V ***^(+)/Na)and is less likely to deposit sodium,which has excellent potential for achieving NIBs with high energy densities and high *** significant progress has been made,achieving Na_(2)Ti_(3)O_(7) electrodes with excellent performance remains a severe *** paper systematically summarizes and discusses the physicochemical properties and synthesis methods of Na_(2)Ti_(3)O_(7).Then,the sodium storage mechanisms,key issues and challenges,and the optimization strategies for the electrochemical performance of Na_(2)Ti_(3)O_(7) are classified and further ***,remaining challenges and future research directions on the Na_(2)Ti_(3)O_(7) anode are *** review offers insights into the design of high-energy and high-safety NIBs.

关键词： Sodium-ion batteries Low-voltage anode materials Na_(2)Ti_(3)O_(7) electrochemical performances electrochemical mechanism

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Enhanced cycling stability and rate performance of Co-doped and La_(2)O_(3)-coated LiNi_(0.9)Mn_(0.1)O_(2) toward power battery

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Rare Metals 2024年第2期43卷 658-670页

作者： Jia-Qi Peng Yuan-Yuan Wei Dong-Ming Liu Yun Li Bin Hu Bin Huang Jian-Wen Yang Shun-Hua Xiao Ren-Heng Wang Guangxi Key Laboratory of electrochemical and Magneto-Chemical Functional Materials College of Chemistry and BioengineeringGuilin University of TechnologyGuilin541004China Key Laboratory of Optoelectronic Devices and Systems of Ministry of Education and Guangdong Province College of Physics and Optoelectronic EngineeringShenzhen UniversityShenzhen518060China

Ultra-high nickel layered oxide cathode material with high energy density is the most promising material to improve the electrochemical performance of lithium-ion batteries(LIBs).However,the poor structural stability and severe surface/interface side reactions of the material lead to poor rate performance and cyclic stability,which limits its application in *** this paper,the dual-modification strategy of Co doping and La_(2)O_(3) coating is used to meet the above *** doping can effectively widen layer spacing and reduce Li^(+)/Ni^(2+) mixing,and La_(2)O_(3) coating can effectively eliminate the residual alkali on the surface of active material,inhibit the thickening of cathode electrolyte interphase(CEI)film and reduce surface/interface side ***,the modified material(NM90-CL)with excellent electrochemical properties is achieved through the synergistic enhancement of Co doping and La_(2)O_(3) *** capacity retention rate can reach 77.9%after 200 cycles at 1.0℃ and 75.7%after 200 cycles at 5.0℃.Its reversible capacity can up to 153.5 mAh·g^(–1) at 10.0℃.This dual-modification strategy will provide theoretical guidance and technical support for the synthesis of other high-performance electrode materials.

关键词： High nickel cathode material Co doping La_(2)O_(3) coating electrochemical performance electrochemical mechanism

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A comprehensive overview of the electrochemical mechanisms in emerging alkali metal-carbon dioxide batteries

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Carbon Energy 2023年第5期5卷 78-114页

作者： Jiangfeng Lin Wanqing Song Caixia Xiao Jingnan Ding Zechuan Huang Cheng Zhong Jia Ding Wenbin Hu Key Laboratory of Advanced Ceramics and Machining Technology(Ministry of Education) School of Materials Science and EngineeringTianjin UniversityTianjinChina Joint School of National University of Singapore and Tianjin University International Campus of Tianjin UniversityBinhai New CityFuzhouChina

Alkali metal-carbon dioxide(Li/Na/K-CO_(2))batteries are emerging electrochemical energy storage technologies in the context of the energy crisis and the urgent demand for carbon *** metal-CO_(2) batteries offer a new strategy for CO_(2) fixation and utilization,and thus has been receiving considerable attention in recent *** progress has been achieved since alkali metal-CO_(2) batteries were invented,especially in terms of development of new electrode materials,and yet,research is lacking on the underlying mechanisms of the *** is the first typical review focusing on the electrochemical mechanisms of metal-CO_(2) batteries that summarizes the current understanding of and provides insights into the thermodynamic reaction pathways,the kinetic characteristics,and the crucial factors determining the reaction mechanisms in alkali metal-CO_(2) *** review starts with the fundamental concepts of alkali metal-CO_(2) batteries,followed by a comprehensive discussion of the working mechanisms on cathodes and ***,the operation mechanisms of state-of-the-art electrolytes,including liquid and(quasi-)solid-state electrolytes,are also ***,we identify the unsolved problems in current alkali metal-CO_(2) batteries and propose potential topics for future research.

关键词： alkali metal anodes CO_(2)reduction reaction electrochemical mechanism Li-CO_(2)battery Na-CO_(2)battery

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Scalable synthesized high-performance TiO_(2)-Si-C hybrid anode for lithium batteries

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Journal of Energy Chemistry 2023年第2期77卷 348-358,I0009页

作者： Liao Shen Chengjie Xu Jingguo Gao Jianming Tao Qiaobao Zhang Yue Chen Yingbin Lin Zhigao Huang Jiaxin Li College of Physics and Energy Fujian Provincial Solar Energy Conversion and Energy Storage Engineering Technology Research CenterFujian Normal UniversityFuzhou 350117FujianChina Fujian Provincial Key Laboratory of Quantum Manipulation and New Energy Materials Fuzhou 350117FujianChina Fujian Provincial Collaborative Innovation Center for Advanced High-Field Superconducting Materials and Engineering Fuzhou 350117FujianChina Department of Materials Science and Engineering College of MaterialsXiamen UniversityXiamen 361005FujianChina

At present,developing a simple strategy to effectively solve the shackles of volume expansion,poor conductivity and interface compatibility faced by Si-C anode in lithium batteries(LIBs)is the key to its ***,low-cost nano-Si powders were prepared from Si-waste of solar-cells by sanding treatment,which can effectively reduce the commercialization cost for Si-C ***,micro-nano structured Gr@Si/C/TiO_(2) anode materials with graphite(Gr)as the inner core,TiO_(2)-doped and carbon-coated Si as the outer coating-layer,were synthesized at kilogram-scale per milling *** characterization results indicate that TiO_(2)-doped carbon layer can improve the interface compatibility with the electrolyte,further promote the reduction of electrode polarization,and finally enhance the battery performance for the Gr@Si/C/TiO_(2) ***,Gr@Si/C/TiO_(2) composites can output excellent LIB performance,especially with high initial coulombic efficiency(ICE)of 82.51%and large average reversible capacity of~810 mA h g^(-1) at 0.8 A g^(-1) after 1000 ***,Gr@Si/C/TiO_(2)‖NCM811 pouch full cells deliver impressive performance especially with high energy density of~489.3 W h kg^(-1) based on the total weight of active materials,suggesting its promising application in the high performance LIBs.

关键词： Lithium-ion batteries Si-C anodes Kilogram-scale preparation Interface compatibility electrochemical mechanism

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Decoding lithium batteries through advanced in situ characterization techniques

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International Journal of Minerals,Metallurgy and Materials 2022年第5期29卷 965-989页

作者： Mei Yang Ruyi Bi Jiangyan Wang Ranbo Yu Dan Wang State Key Laboratory of Biochemical Engineering Institute of Process EngineeringChinese Academy of SciencesBeijing 100190China School of Chemical Engineering University of Chinese Academy of SciencesBeijing 10049China Department of Energy Storage Science and Engineering School of Metallurgical and Ecological EngineeringUniversity of Science and Technology BeijingBeijing 100083China

Given the energy demands of the electromobility market,the energy density and safety of lithium batteries(LBs)need to be improved,whereas its cost needs to be *** the enhanced performance and decreased cost,more suitable electrode and electrolyte materials should be developed based on the improved understanding of the degradation mechanisms and structure–performance correlation in the LB ***,various in situ characterization technologies have been developed during the past decades,providing abundant guidelines on the design of electrode and electrolyte *** we first review the progress of in situ characterization of LBs and emphasize the feature of the multi-model coupling of different characterization ***,we systematically discuss how in situ characterization technologies reveal the electrochemical processes and fundamental mechanisms of different electrode systems based on representative electrode materials and electrolyte ***,we discuss the current challenges,future opportunities,and possible directions to promote in situ characterization technologies for further improvement of the battery performance.

关键词： in situ characterization techniques multi-modal coupling lithium batteries electrochemical mechanism

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Oxygen vacancies confined in porous Co_(3)V_(2)O_(8)sheets for durable and high-energy aqueous sodium-ion capacitors

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Nano Research 2022年第6期15卷 5123-5133页

作者： Anchun Tang Chubin Wan Xianhe Meng Xiangcao Li Xiaoyu Hu Miaofeng Huang Xin Ju Physics Department University of Science and TechnologyBeijing 100083China College of Materials and Chemistry China Jiliang UniversityHangzhou 310018China College of Science Xi’an Aeronautical UniversityXi’an 710077China

Sodium-ion capacitors have the potential to deliver high energy,power density,and excellent cycling *** this study,ultrathin Co_(3)V_(2)O_(8)nanosheets are successfully synthesized through an one-pot hydrothermal reaction and a subsequent doping reconfiguration-induced vacancy-forming *** oxygen vacancies and high porosity are observed in the Co_(3)V_(2)O_(8)electrode and result in excellent electrochemical performance in 1 M NaOH and Na_(2)SO_(4)*** cathode has a large specific capacity(@NaOH),high-rate capability(@NaOH),wide voltage window(@Na_(2)SO_(4)),and favorable long-cycle ***-situ X-ray diffraction and X-ray photoelectron spectroscopy show that the Co_(3)V_(2)O_(8)electrode displays a battery-like behavior related to OH−ions in the alkaline NaOH *** contrast,in the neutral Na_(2)SO_(4)electrolyte,Co_(3)V_(2)O_(8)mainly shows an intercalation/extraction behavior with Na+*** functional theory calculation suggests that oxygen vacancy leads to a new state located in the bandgap,which greatly improves the electron transfer efficiency and reduces the sodiation energy barrier of Co_(3)V_(2)O_(8)in the neutral Na_(2)SO_(4)***,when paired with a high-voltage activated carbon(AC)anode,full-cell Co_(3)V_(2)O_(8)//Na_(2)SO_(4)//AC delivers high energy/power densities(89.6 Wh·kg^(−1)/330 W·kg^(−1)).

关键词： mesoporous Co_(3)V_(2)O_(8) oxygen vacancy aqueous hybrid capacitors sodium ion storage electrochemical mechanism

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The design and synthesis of Prussian blue analogs as a sustainable cathode for sodium-ion batteries

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SusMat 2023年第6期3卷 749-780页

作者： Siwei Fan Yijie Liu Yun Gao Yang Liu Yun Qiao Li Li Shu-Lei Chou School of Environmental and Chemical Engineering Shanghai UniversityShanghaiChina 2Institute for Carbon NeutralizationCollege of Chemistry and Materials EngineeringWenzhou UniversityWenzhouZhejiangChina

Sodium-ion batteries(SIBs)present great appeal in various energy storage systems,especifically for stationary grid storage,on account of the abundance of sources and low ***,the commercialization of SIBs is mainly limited by available electrode materials,especially for the *** blue analogs(PBAs),emerge as a promising alternative for their structural feasibility in the application of *** the defects(vacancies and coordinated water)is an effective strategy to achieve superior electrochemical performance during the synthetic ***,we summarize crystal structures,synthetic methods,electrochemical mechanisms,and the influences of synthesis conditions of PBAs in *** comprehensive overview on the current research progresses of PBAs will give guides and directions to solve the existing problems for their application in SIBs.

关键词： design and synthesis electrochemical mechanism Prussian blue analogs sodium-ion batteries sustainable cathode

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Corrosion inhibiting performance and mechanism of protic ionic liquids as green brass inhibitors in nitric acid

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Green Energy & Environment 2020年第2期5卷 214-222页

作者： Pengcheng Hu Zhitao Wu Junlin Wang Yuqing Huang Quanyou Liu Shu-Feng Zhou College of Chemical Engineering Huaqiao UniversityNo.668 Jimei AvenueJimei DisrtictXiamen CityFujian Province361021China

Four protic ionic liquids(ILs)were synthesized via a one-step method by using benzotriazole(BTA)and benzimidazole as cations,and benzenesulfonic acid and 2-naphthalenesulfonic acid(NSA)as *** ILs were used as green corrosion inhibitors for brass specimens in a nitric acid *** structure of the protic ILs was characterized by 1H-NMR,13C-NMR,and FT-IR *** effects of the IL structure,IL concentration,acid concentration,and corrosion time on the surface morphology of brass specimens and the inhibition efficiency(η%)of ILs were investigated by the weight loss method combined with SEM and EDS *** curves and impedance spectroscopy were used to analyze the electrochemical corrosion inhibition mechanism of *** showed that IL synthesis was a proton transfer process,and the proton of the–SO3H group on NSA was deprived by ***[BTA][NSA],which had a high charge density and large conjugateπband,was the most effective inhibitor for brass ***η%of[BTA][NSA]decreased with the increase in acid concentration and corrosion time,which showed an increment with the increase in[BTA][NSA]*** higher theη%of[BTA][NSA]is,the smoother the surface of the brass specimens is,and the smaller the undistributed area of Cu element will *** inhibiting mechanism from electrochemical analysis indicated that the addition of[BTA][NSA]increased the polarization resistance of the brass electrode significantly and suppressed both anodic and cathodic reactions.

关键词： Protic ionic liquid Corrosion inhibitor electrochemical mechanism Brass

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NaV6O15:A promising cathode material for insertion/extraction of Mg^2+with excellent cycling performance

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Nano Research 2020年第2期13卷 335-343页

作者： Dongzheng Wu Jing Zeng Haiming Hua Junnan Wu Yang Yang Jinbao Zhao Collaborative Imnovation Center of Chemistry for Energy Materials State Key Lab of Physical Chemistry of Solid SurfacesState Province Joint Engineering Laboratory of Power Source Technology for New Energy VehicleEngineering Research Center of Electrochemical TechnologyMinistry of EducationCollege of Chemistry and Chemical Engineering Xiamen UniversityXiamen 361005China School of Chemical Engineering and Light Industry Guangdong University of TechnologyGuangzhou 510006China

The rechargeable magnesium batteries(RMBs)are getting more and more attention because of their high-energy density,high-security and ***,the high charge density of Mg^2+makes the diffusion of Mg2+in the conventional cathodes very slow,resulting in a lack of appropriate electrode materials for *** this work,we enlarge the layer spacing of V2Os by introducing Na^2+in the crystal structure to promote the diffusion kinetics of Mg^2+.The NaVeO15(NVO)synthesized by a facile method is studied as a cathode material for RMBs with the anhydrous pure Mg^2+*** a result,the NVO not only exhibits high discharge capacity(119.2 mAh:g^-1 after 100 cycles at the current density of 20 mA:g^-1)and working voltage(above 1.6 V ***^2+/Mg),but also expresses good rate ***,the eX-situ characterizations results reveal that the Mg^2+storage mechanism in NVO is based on the intercalation and *** density functional theory(DFT)calculation results further indicate that Mg^2+tends to occupy the semi-occupied sites of Na^+in the ***,the galvanostatic intermittent titration technique(GITT)demonstrates that NVO electrode has the fast diffusion kinetics of Mg^2+during discharge process ranging from 7.55×10^-13 to2.41×10^-11 cm^2·s^-*** work proves that the NVO is a potential cathode material for RMBs.

关键词： NaV6O15 alkali metal pre-intercalation rechargeable magnesium battery cathode electrochemical mechanism

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Enhanced Reversible Zinc Ion Intercalation in Deficient Ammonium Vanadate for High-Performance Aqueous Zinc-Ion Battery

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Nano-Micro Letters 2021年第8期13卷 13-27页

作者： Quan Zong Wei Du Chaofeng Liu Hui Yang Qilong Zhang Zheng Zhou Muhammad Atif Mohamad Alsalhi Guozhong Cao Department of Materials Science and Engineering University of WashingtonSeattleWA 98195USA School of Materials Science and Engineering State Key Lab Silicon MatZhejiang UniversityHangzhou 310027People’s Republic of China Research Chair On Laser Diagnosis of Cancers Department of Physics and AstronomyCollege of ScienceKing Saud UniversityRiyadh 11451Saudi Arabia Department of Physics and Astronomy College of ScienceKing Saud UniversityRiyadh 11451Saudi Arabia

Ammonium vanadate with bronze structure(NH_(4)V_(4)O_(10))is a promising cathode material for zinc-ion batteries due to its high specific capacity and low ***,the extraction of NH^(+)_(4) at a high voltage during charge/discharge processes leads to irreversible reaction and structure *** this work,partial NH^(+)_(4) ions were pre-removed from NH_(4)V_(4)O_(10) through heat treatment;NH_(4)V_(4)O_(10) nanosheets were directly grown on carbon cloth through hydrothermal ***-cient NH_(4)V_(4)O_(10)(denoted as NVO),with enlarged interlayer spacing,facilitated fast zinc ions transport and high storage capacity and ensured the highly reversible electrochemical reaction and the good stability of layered *** NVO nanosheets delivered a high specific capac-ity of 457 mAh g^(−1) at a current density of 100 mA g^(−1) and a capacity retention of 81%over 1000 cycles at 2 A g^(−1).The initial Coulombic efficiency of NVO could reach up to 97%compared to 85%of NH_(4)V_(4)O_(10) and maintain almost 100%during cycling,indicating the high reaction reversibility in NVO electrode.

关键词： Deficient ammonium vanadate Large interlayer spacing Reversible redox reaction electrochemical mechanism

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