Journal of Solid State Electrochemistry最新文献

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Electrodeposition and corrosion protection properties of conducting PEDOT coatings on steel electrode 钢电极上导电PEDOT镀层的电沉积及防腐性能
IF 2.6 4区 化学
Journal of Solid State Electrochemistry Pub Date : 2025-03-12 DOI: 10.1007/s10008-025-06238-9
Reham M. Ali, Abou-Elhagag A. Hermas, Abobakr M. Elnady, Tharwat H. Mansoure
{"title":"Electrodeposition and corrosion protection properties of conducting PEDOT coatings on steel electrode","authors":"Reham M. Ali,&nbsp;Abou-Elhagag A. Hermas,&nbsp;Abobakr M. Elnady,&nbsp;Tharwat H. Mansoure","doi":"10.1007/s10008-025-06238-9","DOIUrl":"10.1007/s10008-025-06238-9","url":null,"abstract":"<div><p>Conducting polymers (CPs), such as poly(3,4-ethylenedioxythiophene) (PEDOT), are widely recognized for their exceptional electrical conductivity, chemical stability, and environmental durability, making them promising candidates for protective coatings on metal surfaces. In this study, PEDOT coatings were electrochemically deposited on mild steel and platinum electrodes using cyclic voltammetry (CV) in a non-aqueous acetonitrile medium containing tetrabutylammonium hexafluorophosphate. The deposition conditions—including scan rate, initial and final potentials, monomer concentration, and temperature—were optimized to achieve a homogeneous, compact, and adhesive polymer layer. The optimal conditions involved an EDOT monomer concentration of 0.01 M, a scan rate of 100 mV/s, and a potential range from − 0.5 to 1.8 V (SCE) at 30 °C. The electropolymerization process was found to be more efficient on steel (activation energy, <i>E</i><sub><i>a</i></sub> = 10.894 kJ/mol) than on platinum (<i>E</i><sub><i>a</i></sub> = 49.426 kJ/mol), resulting in a denser PEDOT film with lower activation energy. Fourier transform infrared spectroscopy (FTIR) confirmed successful polymerization, while scanning electron microscopy (SEM) revealed distinct morphological differences between PEDOT coatings on steel and platinum surfaces. Corrosion studies in HCl and H₂SO₄ solutions demonstrated that PEDOT-coated steel exhibited substantially enhanced corrosion resistance compared to uncoated steel, achieving a protective efficiency of up to 66% after 24 h of immersion. Electrochemical impedance spectroscopy (EIS) further highlighted the superior barrier properties of PEDOT, emphasizing its ability to prevent corrosion by forming an effective barrier layer and promoting the formation of a passive film beneath the coating.</p><h3>Graphical abstract</h3><div><figure><div><div><picture><source><img></source></picture></div></div></figure></div></div>","PeriodicalId":665,"journal":{"name":"Journal of Solid State Electrochemistry","volume":"29 9","pages":"3829 - 3842"},"PeriodicalIF":2.6,"publicationDate":"2025-03-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145143431","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Sensitive and selective detection of 4-nitrophenol using a zirconium metal–organic framework loaded reduced graphene oxide modified glassy carbon electrode 利用金属锆-有机骨架负载还原氧化石墨烯修饰玻碳电极对4-硝基苯酚进行灵敏和选择性检测
IF 2.6 4区 化学
Journal of Solid State Electrochemistry Pub Date : 2025-03-12 DOI: 10.1007/s10008-025-06257-6
Nishanthi Vasanthi Sridharan, Badal Kumar Mandal
{"title":"Sensitive and selective detection of 4-nitrophenol using a zirconium metal–organic framework loaded reduced graphene oxide modified glassy carbon electrode","authors":"Nishanthi Vasanthi Sridharan,&nbsp;Badal Kumar Mandal","doi":"10.1007/s10008-025-06257-6","DOIUrl":"10.1007/s10008-025-06257-6","url":null,"abstract":"<div><p>Phenolic compounds in water bodies pose significant threats to humans, animals and aquatic life. A new electrochemical sensor has been developed for the sensitive and selective detection of 4-nitrophenol (4-NP), utilizing the incorporation of zirconium metal–organic framework (UiO-66-NH<sub>2</sub>) and reduced graphene oxide (rGO). The UiO-66-NH<sub>2</sub>/rGO electrocatalyst was synthesized by the solvothermal method using zirconium oxychloride octahydrate, 2-amino terephthalic acid and rGO. Various characterization techniques including — X-ray diffraction (XRD), Fourier-transform infrared spectroscopy (FTIR), Field-emission scanning electron microscopy (FESEM), UV–visible diffuse reflectance spectroscopy (UV-DRS), Raman spectroscopy and cyclic voltammetry (CV) were employed to analyze the physical properties, morphology, and electrochemical performance of the prepared materials. The resulting UiO-66-NH<sub>2</sub>/rGO/GCE electrode demonstrates effective electrocatalytic activity for the cathodic reduction of 4-NP due to its high porosity, favourable electron transfer kinetics and enhanced sensitivity. Differential pulse voltammetry reveals a linear response for 4-NP concentrations ranging from 0.5 to 100 μM, with a high sensitivity of 0.1 μA/μM and a low detection limit of 15 nM. Additionally, the sensor showcases several advantages, including anti-interference ability, selectivity for 4-NP in the presence of other interfering species, strong repeatability and stability. The developed sensor was successfully tested for practical applications in river water samples. </p><h3>Graphical Abstract</h3>\u0000<div><figure><div><div><picture><source><img></source></picture></div></div></figure></div></div>","PeriodicalId":665,"journal":{"name":"Journal of Solid State Electrochemistry","volume":"29 9","pages":"3843 - 3858"},"PeriodicalIF":2.6,"publicationDate":"2025-03-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145143430","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Upcycling old hard drives into polishing machines and rotating disk electrodes 将旧硬盘升级改造成抛光机和旋转磁盘电极
IF 2.6 4区 化学
Journal of Solid State Electrochemistry Pub Date : 2025-03-12 DOI: 10.1007/s10008-025-06261-w
Anthony Ranaivoniriana, Ahmed Ben Akouche, Axel Desnoyers de Marbaix, Daniel Rose, Yaovi Holade, Boniface Kokoh, Dodzi Zigah, Karine Servat, Teko Napporn, Sylvain Argentieri, Emmanuel Maisonhaute
{"title":"Upcycling old hard drives into polishing machines and rotating disk electrodes","authors":"Anthony Ranaivoniriana,&nbsp;Ahmed Ben Akouche,&nbsp;Axel Desnoyers de Marbaix,&nbsp;Daniel Rose,&nbsp;Yaovi Holade,&nbsp;Boniface Kokoh,&nbsp;Dodzi Zigah,&nbsp;Karine Servat,&nbsp;Teko Napporn,&nbsp;Sylvain Argentieri,&nbsp;Emmanuel Maisonhaute","doi":"10.1007/s10008-025-06261-w","DOIUrl":"10.1007/s10008-025-06261-w","url":null,"abstract":"<div><p>Following technological evolutions, commercial electrochemical devices are now very compact, but often hard to repair, so that we observe an increase of open-source electrochemical hardware. In this paper, we exploit the former hard drive technology to recycle the brushless motor in order to build a polishing machine and a rotating disk electrode (RDE). Each step of the construction is detailed. The RDE performance is evaluated by linear sweep voltammetry of the classical ferrocenedimethanol redox system. Quantification thanks to the Levich equation provides a diffusion coefficient of ferrocenedimethanol of (4.6 ± 1) × 10<sup>−10</sup> m<sup>2</sup> s<sup>−1</sup> in aqueous potassium chloride electrolyte, which is close to the literature, thus validating home-made RDE. Using these devices with the PassStat, an open-source potentiostat allows to build an electrochemical set-up at a very reduced price (less than 150 € for the three devices). The approach will be of specific interest for teaching instrumentation and for countries of lower resources.</p></div>","PeriodicalId":665,"journal":{"name":"Journal of Solid State Electrochemistry","volume":"29 2024","pages":"2419 - 2425"},"PeriodicalIF":2.6,"publicationDate":"2025-03-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144125818","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A diagnostic model for lithium plating in lithium-ion batteries incorporating a simplified electrochemical-thermal coupling model 基于简化电化学-热耦合模型的锂离子电池镀锂诊断模型
IF 2.6 4区 化学
Journal of Solid State Electrochemistry Pub Date : 2025-03-11 DOI: 10.1007/s10008-025-06236-x
Di Qu, Shilong Guo, Chao Wang, Yaxuan Wang, Lei Zhao, Yunfeng Jiang, Qiwei Wang, Junfu Li, Changru Rong, Zhenbo Wang
{"title":"A diagnostic model for lithium plating in lithium-ion batteries incorporating a simplified electrochemical-thermal coupling model","authors":"Di Qu,&nbsp;Shilong Guo,&nbsp;Chao Wang,&nbsp;Yaxuan Wang,&nbsp;Lei Zhao,&nbsp;Yunfeng Jiang,&nbsp;Qiwei Wang,&nbsp;Junfu Li,&nbsp;Changru Rong,&nbsp;Zhenbo Wang","doi":"10.1007/s10008-025-06236-x","DOIUrl":"10.1007/s10008-025-06236-x","url":null,"abstract":"<div><p>Lithium plating happens when batteries are charged at high C-rates or low temperatures, potentially damaging their capacity and compromising safety. Diagnosing lithium plating is crucial for the development of future onboard battery management systems (BMS). To address this, a diagnostic model for lithium plating incorporating a simplified electrochemical-thermal coupling (SETC) model is developed to predict the conditions under which lithium plating occurs, and its computational efficiency is significantly enhanced, as validated by the simulation times. The model is tested and verified using 18650-type LiMn<sub>2</sub>O<sub>4</sub>/graphite lithium-ion batteries. Key battery physical parameters, such as the open-circuit potential curve of the electrode materials and the full-cell entropy coefficient curve, are obtained through experiments and the least squares fitting (LSF) method. Electrochemical and thermal model parameters are obtained through designed current excitations and excitation response analysis methods. The coupled model’s accuracy is confirmed by testing its performance under constant charge–discharge conditions at various C-rates (0.5 C, 1 C, 1.5 C, 2 C, 5 C) and temperatures (5 °C, 25 °C, 45 °C). Based on the predictions of the lithium plating diagnostic model, lithium plating cycles are designed, and scanning electron microscopy (SEM) characterization of the battery’s negative electrode is performed to further verify the model’s accuracy. Our diagnostic model offers new possibilities for optimizing rapid charging strategies and delaying battery failure.</p></div>","PeriodicalId":665,"journal":{"name":"Journal of Solid State Electrochemistry","volume":"29 9","pages":"3811 - 3828"},"PeriodicalIF":2.6,"publicationDate":"2025-03-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145143302","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Sr-doped BaCe0.7Zr0.1Y0.15 Zn0.05O3−δ electrolytes for intermediate temperature solid oxide fuel cell 中温固体氧化物燃料电池用掺锶BaCe0.7Zr0.1Y0.15 Zn0.05O3−δ电解质
IF 2.6 4区 化学
Journal of Solid State Electrochemistry Pub Date : 2025-03-11 DOI: 10.1007/s10008-025-06252-x
Md.Mosfiqur Rahman, Muhammed Ali, Abu Hanjala, Md Sarowar Khaled, Abdalla M. Abdalla, Lukman Ahmed Omeiza, Veena Raj, Bo Wei, Abul Kalam Azad
{"title":"Sr-doped BaCe0.7Zr0.1Y0.15 Zn0.05O3−δ electrolytes for intermediate temperature solid oxide fuel cell","authors":"Md.Mosfiqur Rahman,&nbsp;Muhammed Ali,&nbsp;Abu Hanjala,&nbsp;Md Sarowar Khaled,&nbsp;Abdalla M. Abdalla,&nbsp;Lukman Ahmed Omeiza,&nbsp;Veena Raj,&nbsp;Bo Wei,&nbsp;Abul Kalam Azad","doi":"10.1007/s10008-025-06252-x","DOIUrl":"10.1007/s10008-025-06252-x","url":null,"abstract":"<div><p>The combination of doped BaCeO<sub>3</sub> and BaZrO<sub>3</sub>, modified by doping with Sr, Y, and Zn, was studied as a series of Ba<sub>1-x</sub>Sr<sub>x</sub>Ce<sub>0.7</sub>Zr<sub>0.1</sub>Y<sub>0.15</sub>Zn<sub>0.05</sub>O<sub>3−δ</sub> (BSCZYZn), with changing compositions of <i>x</i> = 0.1, 0.3, and 0.5. The X-ray diffraction analysis revealed a rightward shift in peaks, attributed to changes in the unit cell volume. For all compositions, the cell parameters and density decreased as the Sr content increased. Rietveld refinement confirmed that all compositions crystallize in cubic symmetry within the <i>Pm-3 m</i> space group. Scanning electron microscopy indicated that the materials have dense and well-connected surfaces. Thermogravimetric analysis of dried samples in air demonstrated significant thermal stability, promising proton uptake at higher temperatures. The minimal weight loss was observed for BSCZYZn10, and it was approximately 0.74% at 1000 °C. The largest average particle diameter measured in all components was around 117 µm. Among all compositions, BSCZYZn10 exhibited the highest ionic conductivity in wet 5% H<sub>2</sub>, achieving 3.03 × 10<sup>−3</sup> Scm<sup>−1</sup> at 700 °C with the lowest activation energy of 0.381 eV.</p></div>","PeriodicalId":665,"journal":{"name":"Journal of Solid State Electrochemistry","volume":"29 9","pages":"3797 - 3810"},"PeriodicalIF":2.6,"publicationDate":"2025-03-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145143300","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Electrochemical surface finishing in miniature—micro and nano electrochemical fabrication for physics and engineering 用于物理和工程的微、纳米电化学加工中的电化学表面处理
IF 2.6 4区 化学
Journal of Solid State Electrochemistry Pub Date : 2025-03-10 DOI: 10.1007/s10008-025-06245-w
Galina A. Tsirlina
{"title":"Electrochemical surface finishing in miniature—micro and nano electrochemical fabrication for physics and engineering","authors":"Galina A. Tsirlina","doi":"10.1007/s10008-025-06245-w","DOIUrl":"10.1007/s10008-025-06245-w","url":null,"abstract":"<div><p>A brief review of micro/nano fabrication procedures based on electroplating and anodic oxidation processes is accenting the overlap with traditional electrochemical surface finishing, and the role of electrochemical tools to control and monitor technological processes. Consideration is limited to fabrication of ordered structures and their fragments being of interest for research in physics, and also for corresponding devices. The review also addresses the progress in electrochemical fabrication of functional materials (superconducting, magnetic, optical) utilized in such devices, and nanotechnological applications of electrochemical intercalation. The review can be considered as a guide to bibliography on electrochemical micro/nano fabrication.</p></div>","PeriodicalId":665,"journal":{"name":"Journal of Solid State Electrochemistry","volume":"29 4","pages":"1265 - 1307"},"PeriodicalIF":2.6,"publicationDate":"2025-03-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143632372","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Surface electrode processes in the light of implicit anodic and cathodic current components 根据隐式阳极和阴极电流分量的表面电极加工
IF 2.6 4区 化学
Journal of Solid State Electrochemistry Pub Date : 2025-03-08 DOI: 10.1007/s10008-025-06248-7
Valentin Mirceski, Mihaela Puiu, Rubin Gulaboski, Sławomira Skrzypek, Camelia Bala
{"title":"Surface electrode processes in the light of implicit anodic and cathodic current components","authors":"Valentin Mirceski,&nbsp;Mihaela Puiu,&nbsp;Rubin Gulaboski,&nbsp;Sławomira Skrzypek,&nbsp;Camelia Bala","doi":"10.1007/s10008-025-06248-7","DOIUrl":"10.1007/s10008-025-06248-7","url":null,"abstract":"<div><p>A recently introduced methodology (Sci Rep 14:17314) for estimating the implicit anodic and cathodic current components of a net, experimentally measured current at a given potential is applied to surface-confined, diffusionless electrode processes. Under the simplest conditions of a voltammetric experiment with a linear potential sweep, the conventional voltammogram is deconstructed into genuine anodic and cathodic current components. These components exhibit high sensitivity to electrode kinetics, offering an alternative perspective on electrochemical reversibility compared to conventional cyclic voltammetry. To calculate the implicit current components, prior knowledge of the formal potential of the redox couple is required, along with integration of the net current. Once determined, these current components allow independent estimation of the electrode kinetic parameters, i.e., standard rate constant and the electron transfer coefficient, either through Tafel-like analysis or by employing a novel form of differential current. In the kinetic regime of very fast, seemingly electrochemically reversible electrode reactions—where the net current becomes independent of electrode kinetics—the implicit current components remain highly sensitive to these kinetics. The theoretical considerations are supported by experiments on the reduction of methylene blue, covalently immobilized on a gold electrode via the self-assembly of a mixed peptide-thiol layer.</p></div>","PeriodicalId":665,"journal":{"name":"Journal of Solid State Electrochemistry","volume":"29 2024","pages":"2203 - 2212"},"PeriodicalIF":2.6,"publicationDate":"2025-03-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144125746","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The features and advancements of electrodes and electrolyte materials for lithium-ion batteries 锂离子电池电极和电解质材料的特点与进展
IF 2.6 4区 化学
Journal of Solid State Electrochemistry Pub Date : 2025-03-08 DOI: 10.1007/s10008-025-06251-y
Shahria Ahmed, S M Anyet Ullah Shohag, Md. Wasikur Rahman, Jianzhi Li, Mataz Alcoutlabi, M. Jasim Uddin
{"title":"The features and advancements of electrodes and electrolyte materials for lithium-ion batteries","authors":"Shahria Ahmed,&nbsp;S M Anyet Ullah Shohag,&nbsp;Md. Wasikur Rahman,&nbsp;Jianzhi Li,&nbsp;Mataz Alcoutlabi,&nbsp;M. Jasim Uddin","doi":"10.1007/s10008-025-06251-y","DOIUrl":"10.1007/s10008-025-06251-y","url":null,"abstract":"<div><p>Smart sensors have recently been employed to enhance the longevity and performance of lithium-ion rechargeable batteries (LiBs) by accurately monitoring their health and safety status. This review article explores the application of smart sensors in LiBs, alongside a comprehensive analysis of the latest advancements in high-performance anode, cathode, and electrolyte materials. Specifically, the combination of soccerene-like Li<sub>4</sub>Ti<sub>5</sub>O<sub>12</sub>/C as an anode, nickel-rich ternary layered oxide (AA-NCM-NC-0.50) as a cathode, and Li<sub>10</sub>Sn<sub>0.95</sub>P<sub>2</sub>S<sub>11.9−x</sub>O<sub>x</sub> as a sulfide solid electrolyte is proposed as a promising configuration to address current challenges in Li-ion fuel cells. Additionally, the article discusses the prospects and challenges associated with smart sensors and electrode/electrolyte materials, emphasizing their potential to revolutionize LiBs. These advancements highlight the significant role of smart sensors and innovative materials in achieving safer, more efficient, and longer-lasting lithium-ion batteries. </p><h3>Graphical Abstract</h3><div><figure><div><div><picture><source><img></source></picture></div></div></figure></div></div>","PeriodicalId":665,"journal":{"name":"Journal of Solid State Electrochemistry","volume":"29 9","pages":"3523 - 3552"},"PeriodicalIF":2.6,"publicationDate":"2025-03-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145142802","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The length-scale dependence of diffusion in a room temperature ionic liquid: insight into the effect of spatial heterogeneity 室温离子液体中扩散的长度尺度依赖性:对空间异质性影响的洞察
IF 2.6 4区 化学
Journal of Solid State Electrochemistry Pub Date : 2025-03-07 DOI: 10.1007/s10008-025-06253-w
Emily D. Simonis, G. J. Blanchard
{"title":"The length-scale dependence of diffusion in a room temperature ionic liquid: insight into the effect of spatial heterogeneity","authors":"Emily D. Simonis,&nbsp;G. J. Blanchard","doi":"10.1007/s10008-025-06253-w","DOIUrl":"10.1007/s10008-025-06253-w","url":null,"abstract":"<div><p>We have examined the translational diffusion of the polar chromophore Rhodamine B (RB) in the room temperature ionic liquid 1-butyl-3-methylimidazolum bis(trifluoromethylsulfonyl)imide (BMIM TFSI) using fluorescence recovery after photobleaching (FRAP) as a function of the length scale of chromophore diffusional motion. Our data show that the diffusion constants recovered from the measurements appear to depend on the size of the photobleached region, consistent with anomalous super-diffusion in a regime suggestive of quasi-ballistic motion. The functional form of the diffusion constant spot-size dependence can be accounted for in the context of partitioning of a relatively small fraction of the diffusing chromophores into low viscosity domains at any given time, which relies on local compositional heterogeneity in the ionic liquid.</p></div>","PeriodicalId":665,"journal":{"name":"Journal of Solid State Electrochemistry","volume":"29 2024","pages":"2189 - 2194"},"PeriodicalIF":2.6,"publicationDate":"2025-03-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144125723","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Biphasic oxygen reduction with electrochemical electron donor regeneration within supported molecular solvent or ionic liquid film 在负载型分子溶剂或离子液体膜内进行电化学电子供体再生的双相氧还原
IF 2.6 4区 化学
Journal of Solid State Electrochemistry Pub Date : 2025-03-06 DOI: 10.1007/s10008-025-06222-3
Katarzyna Dusilo, Aleksandra Siwiec, Magdalena Warczak, Marcin Holdynski, Piotr Pieta, Marcin Opallo
{"title":"Biphasic oxygen reduction with electrochemical electron donor regeneration within supported molecular solvent or ionic liquid film","authors":"Katarzyna Dusilo,&nbsp;Aleksandra Siwiec,&nbsp;Magdalena Warczak,&nbsp;Marcin Holdynski,&nbsp;Piotr Pieta,&nbsp;Marcin Opallo","doi":"10.1007/s10008-025-06222-3","DOIUrl":"10.1007/s10008-025-06222-3","url":null,"abstract":"<div><p>In recent years, electrochemical 2-electron oxygen reduction reaction became an important research topic because of the quest for a sustainable method of H<sub>2</sub>O<sub>2</sub> production. The biphasic H<sub>2</sub>O<sub>2</sub> generation with electrochemical recycling of the electron donor is one of the possibilities and was earlier studied employing an organic phase as a binder with a carbon paste electrode. Here, we report that H<sub>2</sub>O<sub>2</sub> can be generated at the interface formed by electron donor (decamethylferrocene) solution in supported molecular solvent (2-nitrophenyloctyl ether) or ionic liquid (1-butyl-3-methylimidazolium bis(trifluoromethylsulfonyl)imide) film deposited on an indium tin oxide electrode and acidic aqueous solution. The efficiency of this reaction was estimated on the basis of electrochemical detection of H<sub>2</sub>O<sub>2</sub> at a Pt microelectrode tip approaching the liquid|liquid interface. It was shown that its yield is higher when the electron donor is electrochemically recycled.</p></div>","PeriodicalId":665,"journal":{"name":"Journal of Solid State Electrochemistry","volume":"29 2024","pages":"2309 - 2319"},"PeriodicalIF":2.6,"publicationDate":"2025-03-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144125671","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","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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