Electrochimica Acta最新文献

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Corrigendum to “Improved electrochemical performance of lithium-ion batteries with CP-CV protocol at high power” [Electrochimica Acta 536 (2025) 146777] “使用CP-CV协议在高功率下改善锂离子电池的电化学性能”的勘误表[electrochemica Acta 536 (2025) 146777]
IF 6.6 3区 材料科学
Electrochimica Acta Pub Date : 2025-10-04 DOI: 10.1016/j.electacta.2025.147458
Xianlong Wu, Yonglian Xiong, Xiaoyu Zhang, Feng Gong, Ting Yi
{"title":"Corrigendum to “Improved electrochemical performance of lithium-ion batteries with CP-CV protocol at high power” [Electrochimica Acta 536 (2025) 146777]","authors":"Xianlong Wu, Yonglian Xiong, Xiaoyu Zhang, Feng Gong, Ting Yi","doi":"10.1016/j.electacta.2025.147458","DOIUrl":"https://doi.org/10.1016/j.electacta.2025.147458","url":null,"abstract":"The authors regret that in the published version of the above article, Fig. 4(a) and Fig. 4(b) (on page 3) were inadvertently transposed. The updated Fig. 4 is provided below.","PeriodicalId":305,"journal":{"name":"Electrochimica Acta","volume":"26 1","pages":""},"PeriodicalIF":6.6,"publicationDate":"2025-10-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145216227","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Carbon coating and oxygen vacancies modulated hierarchical urchin-like MoNb12O33 microspheres for superior lithium-ion storage 碳涂层和氧空位调制分层海胆样MoNb12O33微球,具有优越的锂离子存储性能
IF 6.6 3区 材料科学
Electrochimica Acta Pub Date : 2025-10-04 DOI: 10.1016/j.electacta.2025.147504
Shuoyu Yang, Xuefeng Liu, Xiaowen Li, Kecheng Liu, Yinuo Tian, Guangyin Liu, Rui Shi, Mengru Gu, Yongsong Luo
{"title":"Carbon coating and oxygen vacancies modulated hierarchical urchin-like MoNb12O33 microspheres for superior lithium-ion storage","authors":"Shuoyu Yang, Xuefeng Liu, Xiaowen Li, Kecheng Liu, Yinuo Tian, Guangyin Liu, Rui Shi, Mengru Gu, Yongsong Luo","doi":"10.1016/j.electacta.2025.147504","DOIUrl":"https://doi.org/10.1016/j.electacta.2025.147504","url":null,"abstract":"MoNb<sub>12</sub>O<sub>33</sub> has garnered interest as a potential anode for lithium-ion batteries because of its high theoretical capacity, safe operating voltage, and excellent structural stability. However, its slow Li-ion diffusion kinetic and comparatively low electrical conductivity hamper its practical application. Herein, oxygen vacancies and nitrogen-doped carbon coating co-modify three-dimensional hierarchical urchin-like MoNb<sub>12</sub>O<sub>33</sub> were made using the hydrothermal and polydopamine carbonization process. As anode applied in LIBs, MoNb<sub>12</sub>O<sub>33</sub>@N-C composite exhibits superior rate capacity (192 mAh g<sup>-1</sup> at 30 C), and excellent cycling stability (90.3% capacity retention at 10 C after 500 cycles). Moreover, a full cell with MoNb<sub>12</sub>O<sub>33</sub>@N-C as the anode also demonstrated excellent electrochemical performance. The improved lithium storage performance of MoNb<sub>12</sub>O<sub>33</sub>@N-C can be attributed to the synergistic effects of its unique hierarchical urchin-like structure, N-doped carbon coating, and oxygen vacancies. These factors reduce the Li<sup>+</sup>/electron transfer distances, mitigate volume fluctuations of the active substance, improve the electrical conductivity and Li<sup>+</sup> diffusion, and enhance the quantity of reactive sites and structural stability.","PeriodicalId":305,"journal":{"name":"Electrochimica Acta","volume":"26 1","pages":""},"PeriodicalIF":6.6,"publicationDate":"2025-10-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145226749","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Improving the corrosion resistance of Ti-Zr-Nb alloy in hydrochloric acid environment via varying Zr content 通过改变Zr含量提高Ti-Zr-Nb合金在盐酸环境中的耐蚀性
IF 6.6 3区 材料科学
Electrochimica Acta Pub Date : 2025-10-03 DOI: 10.1016/j.electacta.2025.147488
Jing Wang, Pengfei Chui, Yizhe He, Siyu Wang, Taotao Ai, Wenhu Li, Ran Jing, Jianghua Li, Zixiang Gao
{"title":"Improving the corrosion resistance of Ti-Zr-Nb alloy in hydrochloric acid environment via varying Zr content","authors":"Jing Wang, Pengfei Chui, Yizhe He, Siyu Wang, Taotao Ai, Wenhu Li, Ran Jing, Jianghua Li, Zixiang Gao","doi":"10.1016/j.electacta.2025.147488","DOIUrl":"https://doi.org/10.1016/j.electacta.2025.147488","url":null,"abstract":"In this work, the aim is to develop a corrosion resistant Ti alloy for acidic environments by systematically investigating the influence of Zr content on the microstructure evolution and corrosion behavior of Ti-Zr-Nb alloy. The results indicate that the addition of Zr significantly enhances the passivation ability and corrosion stability of the alloy in hydrochloric acid environments. The Ti<sub>45</sub>Zr<sub>45</sub>Nb<sub>10</sub> alloy exhibits superior performance with a corrosion potential of -153.07 mV, corrosion current density of 0.11 μA·cm<sup>-2</sup> and corrosion rate of only 0.003 mm·year<sup>-1</sup>. Interestingly, under identical corrosion conditions, different specimens displayed distinct interference color variations. These findings offer valuable insights for the design of Ti alloys with improved corrosion resistance, achieved through the optimization of their composition.","PeriodicalId":305,"journal":{"name":"Electrochimica Acta","volume":"7 1","pages":""},"PeriodicalIF":6.6,"publicationDate":"2025-10-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145209787","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Electrochemical Fabrication and Characterisation of Nanoporous Copper from CuZn Alloy Precursors at Macro and Microscale Electrode Arrays 以铜锌合金为前驱体的纳米多孔铜在宏观和微观电极阵列上的电化学制备和表征
IF 6.6 3区 材料科学
Electrochimica Acta Pub Date : 2025-10-03 DOI: 10.1016/j.electacta.2025.147487
Ehren Dixon, Neil Curtis, Lorraine C. Nagle, James F. Rohan
{"title":"Electrochemical Fabrication and Characterisation of Nanoporous Copper from CuZn Alloy Precursors at Macro and Microscale Electrode Arrays","authors":"Ehren Dixon, Neil Curtis, Lorraine C. Nagle, James F. Rohan","doi":"10.1016/j.electacta.2025.147487","DOIUrl":"https://doi.org/10.1016/j.electacta.2025.147487","url":null,"abstract":"Nanoporous copper (NPC) materials possess high surface area, enhanced electrochemical performance, and tunable porosity, making them ideal for sensing and catalytic applications. In this study, NPC was fabricated and characterised from CuZn alloy precursors deposited at both macro and micro-scale electrodes. CuZn alloys were electrodeposited using citrate-complexed sulphate baths, with two distinct modifications to the base bath: saccharin was added for macro-scale deposition to improve adhesion, while pH adjustment was used at the micro-scale to optimise alloy composition and etching behaviour. Physical characterisation using SEM, AFM, EDX, XRD, and TEM confirmed the formation of nanoporous architectures with consistent crystallographic features across scales. Electrochemical characterisation demonstrated significant increases in electrochemical and real surface areas, with NPC exhibiting significant surface area enhancements, corresponding to a surface-area-to-volume ratio of 2.3 × 10<sup>6</sup> cm<sup>-1</sup> at the macro-scale and 4.9 × 10<sup>5</sup> cm<sup>-1</sup> at the micro-scale, a 289-fold and 47-fold increase over their respective geometric surface areas (GSA). These findings highlight the need for scale-specific bath optimisation to enable reliable NPC formation on microelectrodes, supporting their integration into high-performance electrochemical sensing microdisc array (MDA) platforms.","PeriodicalId":305,"journal":{"name":"Electrochimica Acta","volume":"37 1","pages":""},"PeriodicalIF":6.6,"publicationDate":"2025-10-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145209786","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Effect of Pb2+ on corrosion behaviour of 201, 304 and 316L stainless steel in methanesulfonic acid Pb2+对201、304和316L不锈钢在甲磺酸中腐蚀行为的影响
IF 6.6 3区 材料科学
Electrochimica Acta Pub Date : 2025-10-03 DOI: 10.1016/j.electacta.2025.147489
Keyi Li, Yunlong Bai, Wei Wang, Feng Xie, Gao Bo
{"title":"Effect of Pb2+ on corrosion behaviour of 201, 304 and 316L stainless steel in methanesulfonic acid","authors":"Keyi Li, Yunlong Bai, Wei Wang, Feng Xie, Gao Bo","doi":"10.1016/j.electacta.2025.147489","DOIUrl":"https://doi.org/10.1016/j.electacta.2025.147489","url":null,"abstract":"Methanesulfonic acid (MSA) has emerged as an environmentally benign and low-toxicity leaching agent for the hydrometallurgical recycling of spent lead paste (SLP). During the recycling process, stainless steels (SS) used as reaction vessels, stirring paddles, and cathode plates face corrosion from MSA. The released metal ions from SSs compromise the purity of metallic lead and increase energy consumption. Therefore, investigating suitable SS materials for this system holds significant economic implications. In this study, the influence of Pb<sup>2+</sup> and temperature on the corrosion behaviour of 201, 304 and 316L SS in MSA solution were investigated. The results showed that the presence of Pb<sup>2+</sup> significantly enhances the corrosion resistance of 201 and 304 SS. This phenomenon is ascribed to the synergistic interplay of two key mechanisms: firstly, the underpotential deposition (UPD) of Pb<sup>2+</sup> results in a marked elevation in the overpotential of the hydrogen evolution reaction (HER); secondly, the redissolution of precipitated metallic lead during prolonged immersion offers effective cathodic protection. The chemical composition of metallic elements in SS exerts a significant influence on the corrosion behaviour of SS. The formation mechanism of the passive film of SSs was investigated using the point defect model (PDM). These findings establish a theoretical foundation for selecting appropriate materials for the hydrometallurgical recycling of SLP using MSA.","PeriodicalId":305,"journal":{"name":"Electrochimica Acta","volume":"10 1","pages":""},"PeriodicalIF":6.6,"publicationDate":"2025-10-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145209788","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Electrochemical and ATR-SEIRAS Investigation of Micro-via Filling Performance of Amino-Functionalized N-Heterocyclic Levelers 氨基功能化n -杂环平准剂微孔填充性能的电化学和ATR-SEIRAS研究
IF 6.6 3区 材料科学
Electrochimica Acta Pub Date : 2025-10-02 DOI: 10.1016/j.electacta.2025.147490
Yaokun Sun, Yuehui Zhai, Jiujuan Li, Guoyun Zhou, Yan Hong, Chong Wang, Xueyu Huang, Bin Yuan
{"title":"Electrochemical and ATR-SEIRAS Investigation of Micro-via Filling Performance of Amino-Functionalized N-Heterocyclic Levelers","authors":"Yaokun Sun, Yuehui Zhai, Jiujuan Li, Guoyun Zhou, Yan Hong, Chong Wang, Xueyu Huang, Bin Yuan","doi":"10.1016/j.electacta.2025.147490","DOIUrl":"https://doi.org/10.1016/j.electacta.2025.147490","url":null,"abstract":"This study investigates the feasibility of 2-mercaptopyrimidine (MPD), 2-thiocytosine (TC), and 4,6-diamino-2-thiopyrimidine (DTP) as novel levelers for copper electroplating in micro-via filling applications. Galvanostatic measurements, combined with in situ attenuated total reflectance surface-enhanced infrared absorption spectroscopy (ATR-SEIRAS) and density functional theory (DFT) calculations, were employed to elucidate the adsorption behaviors and interfacial mechanisms of the additives. Results indicate that while all three molecules adsorb onto copper surfaces via Cu-S and Cu-N coordination, TC and DTP form more stable adsorption configurations due to additional amino group interactions. MPD, lacking amino functionality, exhibited significant desorption at negative potentials. Micro-via filling experiments demonstrated that MPD fails to achieve effective leveling, whereas trace amounts (1 mg/L) of TC and DTP enabled bottom-up superfilling with filling efficiencies of 96.6% and 101.5%, respectively. These findings highlight the critical role of amino groups in enhancing adsorption stability and deposition uniformity, offering valuable insights for the molecular design of high-performance electroplating additives.","PeriodicalId":305,"journal":{"name":"Electrochimica Acta","volume":"28 1","pages":""},"PeriodicalIF":6.6,"publicationDate":"2025-10-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145209789","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Cable Bacteria-Inspired Hemin-Nickel Coordination Polymers with Carbon Nanotubes for Enhanced Oxygen Evolution 电缆细菌激发的hemin -镍配位聚合物与碳纳米管增强析氧
IF 6.6 3区 材料科学
Electrochimica Acta Pub Date : 2025-10-01 DOI: 10.1016/j.electacta.2025.147484
Kimia Zarean Mousaabadi, Marcel Ceccato, Hamidreza Joypazadeh, Lars Peter Nielsen, Ian P.G. Marshall, Kim Daasbjerg
{"title":"Cable Bacteria-Inspired Hemin-Nickel Coordination Polymers with Carbon Nanotubes for Enhanced Oxygen Evolution","authors":"Kimia Zarean Mousaabadi, Marcel Ceccato, Hamidreza Joypazadeh, Lars Peter Nielsen, Ian P.G. Marshall, Kim Daasbjerg","doi":"10.1016/j.electacta.2025.147484","DOIUrl":"https://doi.org/10.1016/j.electacta.2025.147484","url":null,"abstract":"In recent years, coordination polymers have attracted significant attention as promising hybrid materials for electrochemical energy conversion due to their conductivity, large surface area, and tunable chemical composition. In this study, inspired by the conductive filaments of cable bacteria, poly(nickel tetrathiooxalate) was non-covalently modified with hemin and composited with multi-walled carbon nanotubes using a simple synthesis method. The synthesized electrocatalyst demonstrated excellent oxygen evolution reaction activity and stability in alkaline freshwater, requiring low overpotentials of 270 and 317 mV to achieve current densities of 10 and 50 mA cm<sup>−2</sup>, respectively, with a small Tafel slope of 71 mV dec<sup>−1</sup>. Moreover, it maintained continuous stability for 72 hours at current density of 10 mA cm<sup>−2</sup>, highlighting its long-term durability. Our study also investigates the electrochemical properties of the synthesized electrocatalyst for alkaline seawater OER, demonstrating sustained activity despite challenges from electrode corrosion and chloride ion oxidation at the anode. Thus, this study offers valuable insights into the design of advanced electrocatalysts for OER within this class of materials.","PeriodicalId":305,"journal":{"name":"Electrochimica Acta","volume":"3 1","pages":""},"PeriodicalIF":6.6,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145195105","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Anodic oxidation behaviors of 4H-SiC for guiding electrochemical mechanical polishing 引导电化学机械抛光的4H-SiC阳极氧化行为
IF 5.6 3区 材料科学
Electrochimica Acta Pub Date : 2025-10-01 DOI: 10.1016/j.electacta.2025.147486
Xu Chen, Zedong Xu, Piji Zhang, Wen Sun, Guichang Liu, Zhengqing Yang, Lida Wang
{"title":"Anodic oxidation behaviors of 4H-SiC for guiding electrochemical mechanical polishing","authors":"Xu Chen,&nbsp;Zedong Xu,&nbsp;Piji Zhang,&nbsp;Wen Sun,&nbsp;Guichang Liu,&nbsp;Zhengqing Yang,&nbsp;Lida Wang","doi":"10.1016/j.electacta.2025.147486","DOIUrl":"10.1016/j.electacta.2025.147486","url":null,"abstract":"<div><div>Due to its high hardness, chemical inertness and brittleness, 4H-SiC is difficult to achieve a nanoscale smooth surface through traditional cutting and grinding. Electrochemical mechanical polishing (ECMP) combined with anodic oxidation and mechanical grinding can achieve a nano-scale smooth 4H-SiC surface. Selecting the appropriate potentials of rough polishing and fine polishing is the key to achieving efficient ECMP. In this work, anodic oxidation behaviors of 4H-SiC are investigated at different potential (φ). For φ&lt;breakdown potential, the uneven distribution of current density is conducive to the fine polishing process. For breakdown potential&lt;φ&lt;oxygen evolution potential, passivation - pitting corrosion process occurs on the surface of 4H-SiC, which is beneficial to the rough polishing process. Based on this, a two-step ECMP process is designed, and the sub-nanometer 4H-SiC surface (Sa = 0.892 nm) is obtained efficiently.</div></div>","PeriodicalId":305,"journal":{"name":"Electrochimica Acta","volume":"542 ","pages":"Article 147486"},"PeriodicalIF":5.6,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145195111","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Synergistic Enhancement of β-NiOOH Electrocatalytic Oxygen Evolution Reaction Performance through Transition Metal Atom Doping and Vacancy Modulating 过渡金属原子掺杂和空位调制协同增强β-NiOOH电催化析氧反应性能
IF 6.6 3区 材料科学
Electrochimica Acta Pub Date : 2025-10-01 DOI: 10.1016/j.electacta.2025.147485
Chenghuan Zhong, Daijian Li, Shimao Xie, Pengcheng Yang, Jiao Teng, Yeyun Kang, Jianfeng Tang, Hua Lin, Chunmei Li
{"title":"Synergistic Enhancement of β-NiOOH Electrocatalytic Oxygen Evolution Reaction Performance through Transition Metal Atom Doping and Vacancy Modulating","authors":"Chenghuan Zhong, Daijian Li, Shimao Xie, Pengcheng Yang, Jiao Teng, Yeyun Kang, Jianfeng Tang, Hua Lin, Chunmei Li","doi":"10.1016/j.electacta.2025.147485","DOIUrl":"https://doi.org/10.1016/j.electacta.2025.147485","url":null,"abstract":"Layered &lt;em&gt;β&lt;/em&gt;-NiOOH exhibits potential as a non-precious electrocatalyst for the oxygen evolution reaction (OER) owing to its tunable electronic structure through doping and defect modulating. However, the mechanistic relationship between the potential-determining step (PDS) energy barrier and the demand for modulating the electronic structure of the active center remains unresolved. This work systematically investigates the effects of compositional tuning (Cr, Mn, Fe, Co, Cu, Zn, Rh), vacancy modulation (H, O, OH), and their synergistic effect on the OER properties of &lt;em&gt;β&lt;/em&gt;-NiOOH using density-functional theory calculations. Results reveal that &lt;em&gt;β&lt;/em&gt;-NiOOH achieves superior OER performance through the lattice oxygen mechanism with OH as active sites, where the PDS (*O→*OOH, 0.98 V) suggests weak OHˉ adsorption and an electron-rich active center. Notably, Cu-doping combined with H-vacancy synergistically reduces the overpotential to 0.53 V. This enhancement is attributed to the co-regulation of dopant-vacancy. The d band center moved away from the Fermi level, doping-induced spin polarization promoting d-p hybridization, and increased Bader charge of *OOH from 0.67 e (&lt;em&gt;β&lt;/em&gt;-NiOOH) to 1.29 e (Cu&lt;sub&gt;IV&lt;/sub&gt;-NiOOH-V&lt;sub&gt;H-3&lt;/sub&gt;), collectively facilitating electron escape from the active site, thereby enhancing OHˉ adsorption and lowering energy barriers. Additionally, the descriptor (&lt;span&gt;&lt;span style=\"\"&gt;&lt;/span&gt;&lt;span data-mathml='&lt;math xmlns=\"http://www.w3.org/1998/Math/MathML\"&gt;&lt;mrow is=\"true\"&gt;&lt;mi is=\"true\"&gt;&amp;#x3C8;&lt;/mi&gt;&lt;mo linebreak=\"goodbreak\" is=\"true\"&gt;=&lt;/mo&gt;&lt;mrow is=\"true\"&gt;&lt;mrow is=\"true\"&gt;&lt;mo is=\"true\"&gt;(&lt;/mo&gt;&lt;mstyle mathvariant=\"normal\" is=\"true\"&gt;&lt;mi is=\"true\"&gt;&amp;#x394;&lt;/mi&gt;&lt;/mstyle&gt;&lt;msubsup is=\"true\"&gt;&lt;mi is=\"true\"&gt;V&lt;/mi&gt;&lt;mrow is=\"true\"&gt;&lt;mi is=\"true\"&gt;T&lt;/mi&gt;&lt;mi is=\"true\"&gt;M&lt;/mi&gt;&lt;/mrow&gt;&lt;mn is=\"true\"&gt;3&lt;/mn&gt;&lt;/msubsup&gt;&lt;mo linebreak=\"badbreak\" is=\"true\"&gt;+&lt;/mo&gt;&lt;mstyle mathvariant=\"normal\" is=\"true\"&gt;&lt;mi is=\"true\"&gt;&amp;#x394;&lt;/mi&gt;&lt;/mstyle&gt;&lt;msub is=\"true\"&gt;&lt;mi is=\"true\"&gt;I&lt;/mi&gt;&lt;mn is=\"true\"&gt;1&lt;/mn&gt;&lt;/msub&gt;&lt;mo is=\"true\"&gt;)&lt;/mo&gt;&lt;/mrow&gt;&lt;mo linebreak=\"badbreak\" is=\"true\"&gt;/&lt;/mo&gt;&lt;mrow is=\"true\"&gt;&lt;mstyle mathvariant=\"normal\" is=\"true\"&gt;&lt;mi is=\"true\"&gt;&amp;#x394;&lt;/mi&gt;&lt;/mstyle&gt;&lt;mi is=\"true\"&gt;&amp;#x3C7;&lt;/mi&gt;&lt;/mrow&gt;&lt;/mrow&gt;&lt;/mrow&gt;&lt;/math&gt;' role=\"presentation\" style=\"font-size: 90%; display: inline-block; position: relative;\" tabindex=\"0\"&gt;&lt;svg aria-hidden=\"true\" focusable=\"false\" height=\"3.24ex\" role=\"img\" style=\"vertical-align: -1.043ex;\" viewbox=\"0 -945.9 10739.3 1395\" width=\"24.943ex\" xmlns:xlink=\"http://www.w3.org/1999/xlink\"&gt;&lt;g fill=\"currentColor\" stroke=\"currentColor\" stroke-width=\"0\" transform=\"matrix(1 0 0 -1 0 0)\"&gt;&lt;g is=\"t","PeriodicalId":305,"journal":{"name":"Electrochimica Acta","volume":"33 1","pages":""},"PeriodicalIF":6.6,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145195066","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Foldable Photo-Charged Supercapacitors: Materials, Technology Challenges, and Applicability 可折叠光电超级电容器:材料、技术挑战和适用性
IF 6.6 3区 材料科学
Electrochimica Acta Pub Date : 2025-10-01 DOI: 10.1016/j.electacta.2025.147480
Moustafa M.S. Sanad, Arafat Toghan
{"title":"Foldable Photo-Charged Supercapacitors: Materials, Technology Challenges, and Applicability","authors":"Moustafa M.S. Sanad, Arafat Toghan","doi":"10.1016/j.electacta.2025.147480","DOIUrl":"https://doi.org/10.1016/j.electacta.2025.147480","url":null,"abstract":"Foldable photo-charged supercapacitors (FPCs) represent a breakthrough in flexible energy storage, combining energy harvesting and storage within a single device. These supercapacitors leverage electrostatic and electrochemical mechanisms to achieve superior performance, making them ideal for wearable and portable electronics. Their ability to instantaneously harvest and store energy from light enhances their applicability in intelligent devices, healthcare monitoring, and motion detection.This state of art displays the different types of the employed advanced electrode materials, including carbon fibers, conducting polymers, and hybrid composite structures. Additionally, the recent techniques for integration with photovoltaic technologies will be sufficiently discussed. These advancements enable self-powered electronic devices with high energy densities and extended operational lifetimes. The article also demonstrates the possible manufacturing techniques to facilitate scalable production of FPCs with flexible and lightweight architectures. Moreover, the technological challenges such as material compatibility, electrolyte leakage, and performance mismatches between photovoltaic and storage components are significantly addressed to ensure commercial viability.Novel packaging solutions are crucial for ensuring durability, mechanical flexibility, and biocompatibility for wearable applications. The development of self-healing materials and improved solid-state electrolytes will further enhance the resilience and safety of these devices.FPCs are promising for various applications, including health monitoring, electronic textiles, and smart fabrics, as discussed in this article. Future research should focus on optimizing energy conversion and storage efficiency, integrating multi-functional energy harvesting technologies, and developing sustainable manufacturing processes. As FPC technology advances, its impact on smart electronics, IoT systems, and sustainable energy solutions will continue to expand, paving the way for innovative and energy-efficient applications.","PeriodicalId":305,"journal":{"name":"Electrochimica Acta","volume":"98 1","pages":""},"PeriodicalIF":6.6,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145203905","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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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