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Current Opinion in Electrochemistry最新文献

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Recent progress on graphene nanoribbon-based electrocatalysts for oxygen reduction reaction 基于石墨烯纳米带的氧还原反应电催化剂的最新研究进展
IF 7.9 2区 化学
Current Opinion in Electrochemistry Pub Date : 2024-06-10 DOI: 10.1016/j.coelec.2024.101554
Yogesh Kumar , Srinu Akula , Marciélli K.R. Souza , Gilberto Maia , Kaido Tammeveski
{"title":"Recent progress on graphene nanoribbon-based electrocatalysts for oxygen reduction reaction","authors":"Yogesh Kumar ,&nbsp;Srinu Akula ,&nbsp;Marciélli K.R. Souza ,&nbsp;Gilberto Maia ,&nbsp;Kaido Tammeveski","doi":"10.1016/j.coelec.2024.101554","DOIUrl":"10.1016/j.coelec.2024.101554","url":null,"abstract":"<div><p>Graphene nanoribbons (GNRs) have emerged as promising candidates for catalysing the oxygen reduction reaction (ORR) due to their unique structural and electronic properties. This review presents a comprehensive overview of recent advances in utilising GNRs as catalysts or support materials for ORR application and discusses the underlying active sites, synthesis strategies, and optimisation approaches. The synergistic effects between GNRs and dopants, heteroatom substitutions and hybridisation with other materials have also been included. Moreover, experimental studies have elucidated the intricate interplay between GNR structure and the ORR kinetics, providing valuable catalyst design and optimisation insights. This review highlights the potential of GNR-based catalysts for ORR electrocatalysis and underscores the ongoing efforts to overcome existing limitations to realise their applicability in future electrochemical energy conversion technologies.</p></div>","PeriodicalId":11028,"journal":{"name":"Current Opinion in Electrochemistry","volume":"47 ","pages":"Article 101554"},"PeriodicalIF":7.9,"publicationDate":"2024-06-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141416290","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Electrocatalysts for the oxidation of ethanol in proton exchange membrane fuel cells, electrolysis cells, and sensors 质子交换膜燃料电池、电解槽和传感器中的乙醇氧化电催化剂
IF 7.9 2区 化学
Current Opinion in Electrochemistry Pub Date : 2024-06-10 DOI: 10.1016/j.coelec.2024.101553
Peter G. Pickup , E. Bradley Easton
{"title":"Electrocatalysts for the oxidation of ethanol in proton exchange membrane fuel cells, electrolysis cells, and sensors","authors":"Peter G. Pickup ,&nbsp;E. Bradley Easton","doi":"10.1016/j.coelec.2024.101553","DOIUrl":"10.1016/j.coelec.2024.101553","url":null,"abstract":"<div><p>The potential for direct ethanol fuel cells (DEFCs) to provide sustainable, widely accessible power has driven development of electrocatalysts for the ethanol oxidation reaction (EOR) over several decades. However, low power output, low efficiencies, and the production of acetic acid and acetaldehyde byproducts has caused progress to stall. Consequently, interest in this area is transitioning to electrolysis of ethanol to produce green hydrogen and commodity chemicals. Concurrently, applications of DEFC as breath alcohol sensors in breathalyzers are increasing, and this has become an established commercial market for EOR catalysts. Progress in the development of these technologies has been hampered by the limited number of catalysts that have been evaluated in proton exchange membrane cells, the paucity of data on product distributions, and limited gas-phase-sensing studies.</p></div>","PeriodicalId":11028,"journal":{"name":"Current Opinion in Electrochemistry","volume":"47 ","pages":"Article 101553"},"PeriodicalIF":7.9,"publicationDate":"2024-06-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2451910324001145/pdfft?md5=36b025ec8ac69a0c46453d805db16ced&pid=1-s2.0-S2451910324001145-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141408994","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Advancements in hydrogen production using alkaline electrolysis systems: A short review on experimental and simulation studies 利用碱性电解系统制氢的进展：实验和模拟研究简评
IF 7.9 2区 化学
Current Opinion in Electrochemistry Pub Date : 2024-06-08 DOI: 10.1016/j.coelec.2024.101552
Lucía Paula Campo Schneider , Maryem Dhrioua , Dirk Ullmer , Franz Egert , Hans Julian Wiggenhauser , Kamal Ghotia , Nicolas Kawerau , Davide Grilli , Fatemeh Razmjooei , Syed Asif Ansar
{"title":"Advancements in hydrogen production using alkaline electrolysis systems: A short review on experimental and simulation studies","authors":"Lucía Paula Campo Schneider ,&nbsp;Maryem Dhrioua ,&nbsp;Dirk Ullmer ,&nbsp;Franz Egert ,&nbsp;Hans Julian Wiggenhauser ,&nbsp;Kamal Ghotia ,&nbsp;Nicolas Kawerau ,&nbsp;Davide Grilli ,&nbsp;Fatemeh Razmjooei ,&nbsp;Syed Asif Ansar","doi":"10.1016/j.coelec.2024.101552","DOIUrl":"10.1016/j.coelec.2024.101552","url":null,"abstract":"<div><p>Although alkaline water electrolysis (AWE) is a highly mature technology for hydrogen production, its potential is hindered by relatively low efficiencies at high current densities. On the other hand, to conform with “RePowerEU” directives, coupling electrolyzers with new renewable energy sources (RES) is highly demanded. However, integrating fluctuating RES poses challenges for the AWE due to increasing gas impurity as the current density decreases. Herein, we revised the most promising recent developments in materials, cell design, and system integration aimed at conquering the aforementioned challenges. It is shown that the implementation of advanced components and control strategies, e.g. electrolyte management, is vital to enhance the efficiency at high current densities and expand the load range of operation by maintaining the high gas purity.</p></div>","PeriodicalId":11028,"journal":{"name":"Current Opinion in Electrochemistry","volume":"47 ","pages":"Article 101552"},"PeriodicalIF":7.9,"publicationDate":"2024-06-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2451910324001133/pdfft?md5=893956bf5f942e50e8e1ddace6b8eb75&pid=1-s2.0-S2451910324001133-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141396896","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Editor overview: Surface electrochemistry (2024) advanced research methods of surface electrochemistry 编辑概述：表面电化学 (2024) 表面电化学高级研究方法
IF 7.9 2区 化学
Current Opinion in Electrochemistry Pub Date : 2024-06-08 DOI: 10.1016/j.coelec.2024.101550
Yan-Xia Chen, Dongping Zhan
{"title":"Editor overview: Surface electrochemistry (2024) advanced research methods of surface electrochemistry","authors":"Yan-Xia Chen,&nbsp;Dongping Zhan","doi":"10.1016/j.coelec.2024.101550","DOIUrl":"10.1016/j.coelec.2024.101550","url":null,"abstract":"","PeriodicalId":11028,"journal":{"name":"Current Opinion in Electrochemistry","volume":"47 ","pages":"Article 101550"},"PeriodicalIF":7.9,"publicationDate":"2024-06-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141406596","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Long range electron transfer and proton transfer in biology: What do we know and how does it work? 生物学中的远距离电子转移和质子转移：我们知道什么，它是如何工作的？
IF 7.9 2区 化学
Current Opinion in Electrochemistry Pub Date : 2024-06-06 DOI: 10.1016/j.coelec.2024.101551
Nadav Amdursky
{"title":"Long range electron transfer and proton transfer in biology: What do we know and how does it work?","authors":"Nadav Amdursky","doi":"10.1016/j.coelec.2024.101551","DOIUrl":"10.1016/j.coelec.2024.101551","url":null,"abstract":"<div><p>Electron transfer (ET) and proton transfer (PT) events are involved in most of the biochemical processes in biology, such as within the aerobic respiration system and photosynthesis. Whereas most of the ET and PT reactions in biology are short-range on the (sub-)nanometer scale, several biological systems are capable of long-range ET or PT on the hundreds of nanometers to micrometers. This perspective summarizes which biological or bioinspired systems are capable of long-range ET or PT, which suggested mechanisms might explain long-range ET or PT together with the needed molecular basis within the biological material to allow this transport for very long distances. The fundamental difference between long-range ET and PT is discussed as well as design guidelines for new electron- or proton-conductive biological materials.</p></div>","PeriodicalId":11028,"journal":{"name":"Current Opinion in Electrochemistry","volume":"47 ","pages":"Article 101551"},"PeriodicalIF":7.9,"publicationDate":"2024-06-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141411675","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Building tailor-made bioenergetic proteins and circuits from de novo redox proteins 从新氧化还原蛋白中构建量身定制的生物能蛋白和电路
IF 7.9 2区 化学
Current Opinion in Electrochemistry Pub Date : 2024-06-05 DOI: 10.1016/j.coelec.2024.101541
Benjamin J. Hardy , Ethan L. Bungay , Cam Mellor , Paul Curnow , J.L. Ross Anderson
{"title":"Building tailor-made bioenergetic proteins and circuits from de novo redox proteins","authors":"Benjamin J. Hardy ,&nbsp;Ethan L. Bungay ,&nbsp;Cam Mellor ,&nbsp;Paul Curnow ,&nbsp;J.L. Ross Anderson","doi":"10.1016/j.coelec.2024.101541","DOIUrl":"10.1016/j.coelec.2024.101541","url":null,"abstract":"<div><p>Natural electron-conducting circuits play essential roles in respiration and photosynthesis and are therefore of fundamental importance to all life on earth. These circuits are composed of redox-active cofactors housed within proteins, or multi-subunit protein complexes, facilitating the conduction of electrons in support of transmembrane proton pumping, redox catalysis and the extracellular delivery of electrons to terminal electron acceptors. Though the natural electron-conducting circuitry can be complex, it is possible to recapitulate selected, desirable functions within minimalist <em>de novo</em>-designed proteins. Here we highlight recent advances in the <em>de novo</em> design of redox proteins and enzymes that illustrate the progress and potential of this approach, providing insight into the workings and engineering of their natural counterparts, while creating a readily adaptable and robust set of components for future bioelectronic engineering.</p></div>","PeriodicalId":11028,"journal":{"name":"Current Opinion in Electrochemistry","volume":"46 ","pages":"Article 101541"},"PeriodicalIF":7.9,"publicationDate":"2024-06-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2451910324001029/pdfft?md5=9e6cf478bdd25e41f23004518122d378&pid=1-s2.0-S2451910324001029-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141396568","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Towards continuous potentiometric enzymatic biosensors 开发连续电位计酶生物传感器
IF 7.9 2区 化学
Current Opinion in Electrochemistry Pub Date : 2024-06-04 DOI: 10.1016/j.coelec.2024.101549
Xinxin Xiao , Jens Ulstrup
{"title":"Towards continuous potentiometric enzymatic biosensors","authors":"Xinxin Xiao ,&nbsp;Jens Ulstrup","doi":"10.1016/j.coelec.2024.101549","DOIUrl":"10.1016/j.coelec.2024.101549","url":null,"abstract":"<div><p>Self-management of health and disease control using implantable biosensors is presently evolving strongly. Implantable biosensors require high selectivity and sensitivity, robust stability, temporal resolution, and device miniaturization. Electrochemical enzymatic biosensors that utilize specifically selective enzymes to convert the concentration of biomarker metabolites into electrochemical signals hold great promise to meet these criteria. As for electrochemical enzyme biosensors in continuous glucose monitoring, which have enjoyed great commercial success, amperometric biosensors have so far dominated enzymatic biosensor research and development. Potentiometric enzymatic biosensor research is, however, emerging with increasing strength, in particular due to greater promise for miniaturization. This minireview focuses on how to empower potentiometric enzymatic biosensors with high temporal resolution for continuous <em>in situ</em> monitoring of metabolites using the innovative non-equilibrium approach.</p></div>","PeriodicalId":11028,"journal":{"name":"Current Opinion in Electrochemistry","volume":"46 ","pages":"Article 101549"},"PeriodicalIF":7.9,"publicationDate":"2024-06-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2451910324001108/pdfft?md5=25ba9ce1e9a0c7b84e6af1eccd2f9dc2&pid=1-s2.0-S2451910324001108-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141278379","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Infrared nanoimaging and nanospectroscopy of electrochemical energy storage materials and interfaces 电化学储能材料和界面的红外纳米成像和纳米光谱学
IF 7.9 2区 化学
Current Opinion in Electrochemistry Pub Date : 2024-06-03 DOI: 10.1016/j.coelec.2024.101548
Jonathan M. Larson , Andrew Dopilka , Robert Kostecki
{"title":"Infrared nanoimaging and nanospectroscopy of electrochemical energy storage materials and interfaces","authors":"Jonathan M. Larson ,&nbsp;Andrew Dopilka ,&nbsp;Robert Kostecki","doi":"10.1016/j.coelec.2024.101548","DOIUrl":"10.1016/j.coelec.2024.101548","url":null,"abstract":"<div><p>Electrochemical interfaces are central to the function and performance of energy storage devices. Thus, the development of new methods to characterize these interfaces, in conjunction with electrochemical performance, is essential for bridging the existing knowledge gaps and accelerating the development of energy storage technologies. Of particular need is the ability to characterize surfaces or interfaces in a non-destructive way with adequate resolution to discern individual structural and chemical building blocks. To this end, sub-diffraction-limit low-energy infrared optical probes that exploit near-field interactions within atomic force microscopy platforms, such as pseudoheterodyne nanoimaging, photothermal nanoimaging and nanospectroscopy, and nanoscale Fourier transform infrared spectroscopy, are all powerful emerging techniques. These are capable of non-destructive surface probing and imaging at nanometer resolution. This review outlines recent efforts to characterize <em>ex situ</em><em>,</em><em>in situ</em><em>,</em>and<em>operando</em> electrode materials and electrochemical interfaces in rechargeable batteries with these advanced infrared near-field probes.</p></div>","PeriodicalId":11028,"journal":{"name":"Current Opinion in Electrochemistry","volume":"47 ","pages":"Article 101548"},"PeriodicalIF":7.9,"publicationDate":"2024-06-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2451910324001091/pdfft?md5=e5feb386d7f632adb48aa69fdf9677f0&pid=1-s2.0-S2451910324001091-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141281568","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Electrochemistry of flavin-based electron bifurcation: ‘Current’ past and ‘potential’ futures 基于黄素的电子分叉电化学："当前 "的过去和 "潜在 "的未来
IF 7.9 2区 化学
Current Opinion in Electrochemistry Pub Date : 2024-05-23 DOI: 10.1016/j.coelec.2024.101536
Syed Muhammad Saad Imran , Seth A. Wiley , Carolyn E. Lubner
{"title":"Electrochemistry of flavin-based electron bifurcation: ‘Current’ past and ‘potential’ futures","authors":"Syed Muhammad Saad Imran ,&nbsp;Seth A. Wiley ,&nbsp;Carolyn E. Lubner","doi":"10.1016/j.coelec.2024.101536","DOIUrl":"10.1016/j.coelec.2024.101536","url":null,"abstract":"<div><p>Flavin-based electron bifurcation (FBEB) was discovered as a significant process of microbial energy conservation less than two decades ago. Since then, several classes of enzymes engaging in FBEB have been identified, all of which utilize a flavin cofactor that accepts two electrons and then transfers one along an exergonic (high-potential) pathway and the other along an endergonic (low-potential) pathway. We describe the critical role of electrochemical techniques, especially protein-film voltammetry and spectroelectrochemistry, in determining the mechanism and energetic landscape of FBEB in a characteristic enzyme. A prospectus of future directions involving currently unutilized electrochemical techniques is discussed with regards to the salient open questions in the field of FBEB.</p></div>","PeriodicalId":11028,"journal":{"name":"Current Opinion in Electrochemistry","volume":"47 ","pages":"Article 101536"},"PeriodicalIF":7.9,"publicationDate":"2024-05-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2451910324000978/pdfft?md5=6aa4ee20213a43032acd09cebeddd328&pid=1-s2.0-S2451910324000978-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141134824","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Electrolyte formulation progresses for dendrite-free zinc deposition in aqueous zinc-ion batteries 锌离子水电池中无树枝状晶锌沉积的电解质配方研究进展
IF 8.5 2区 化学
Current Opinion in Electrochemistry Pub Date : 2024-05-22 DOI: 10.1016/j.coelec.2024.101538
Zhaoyu Zhang , Xiaoqing Liu , Cheng Chao Li
{"title":"Electrolyte formulation progresses for dendrite-free zinc deposition in aqueous zinc-ion batteries","authors":"Zhaoyu Zhang ,&nbsp;Xiaoqing Liu ,&nbsp;Cheng Chao Li","doi":"10.1016/j.coelec.2024.101538","DOIUrl":"10.1016/j.coelec.2024.101538","url":null,"abstract":"<div><p>Aqueous zinc-ion Batteries (ZIBs) using metallic Zn anode exhibit significant potential for grid-scale stationary energy storage. However, Zn dendrite growth, associated with various side reactions, constrains the reversibility of Zn deposition/dissolution, severely hindering the practical deployment of ZIBs. Electrolyte, also known as the “blood” of the batteries, has been a hot research topic because its specific formulation is decisive to the reversibility of Zn anode. In view of the rapid progresses in this area, in this review, we provide a concise overview of recent advances in electrolyte engineering for Zn stabilization. In contrast to previous reviews focusing on electrolyte composition or effects, we summarize and discuss the impact of electrolyte on the four key stages of Zn deposition from an electrochemical perspective. It is anticipated to give some enlightening clues to the deep understanding of the underlying mechanisms of electrolyte-mediated Zn chemistry.</p></div>","PeriodicalId":11028,"journal":{"name":"Current Opinion in Electrochemistry","volume":"46 ","pages":"Article 101538"},"PeriodicalIF":8.5,"publicationDate":"2024-05-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141142626","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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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