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Recent progress and prospects in electroreduction of nitrogen to ammonia in non-aqueous electrolytes Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-03-15 Muhammad Yasir, Zhiliang Zhao, Min Zeng, Sangaraju Shanmugam, Xinyi Zhang
Ammonia production, mostly for use in fertilizers, currently consumes up to 2% of the world’s energy production and accounts for more than 1.6% of global CO emissions. Hence, it is essential to develop a sustainable and eco-friendly process for NH synthesis. To date, various synthetic techniques have been developed under mild operation conditions. Among them, electrochemical nitrogen reduction reaction
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"Advances in Electrochemical Detection of Bacterial Biofilm Metabolites" Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-03-14 Niloofar Haghighian, Ritu Kataky
Bacterial biofilms are structured communities of microorganisms that play a critical role in various industries and healthcare settings, contributing to chronic infections and biofouling issues. Understanding the metabolites produced by bacterial biofilms is of paramount importance to detect their growth patterns, virulence, and responses to treatment strategies. Electrochemical detection has emerged
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Recent Advances in the hybrid cathode for rechargeable zinc-bromine redox batteries Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-03-14 Dabin Han, Sangaraju Shanmugam
Rechargeable metal-bromine batteries have emerged as promising candidates to develop competitive, cost-effective, high-energy-density energy storage systems. The general configuration of a metal-bromine battery includes a metal anode and a bromine cathode. The emergence of zinc-bromine redox batteries (ZBRBs) is attributed to the earth's abundance of zinc, the cost-effectiveness of the active materials
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Recent Advances in Anodic Hydrogen Production: Electrochemical Oxidative Dehydrogenation of Aldehydes to Carboxylates Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-03-14 Nathanael C. Ramos, Adam Holewinski
Electrooxidation of aldehydes to carboxylates has been observed to yield H at small anodic potentials on Group IB metal electrodes (mainly Cu, Ag, and Au) in alkaline media. When paired with hydrogen evolution at the cathode, only one mole of electrons is transferred to generate a mole each of hydrogen and carboxylate product. Recently, this phenomenon of electrochemical oxidative dehydrogenation (EOD)
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From Electrolyte to Electrode Interface: Understanding Impacts of Electrolyte Additives for Aqueous Zinc-Ion Batteries Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-03-14 Zeshen Deng, Liuzhang Ouyang, Longtao Ma, Lichun Yang, Min Zhu
Aqueous zinc-ion batteries (AZIBs) hold tremendous potential as next-generation large-scale energy storage devices, yet they face significant challenges. The reversibility of AZIBs is hindered by the unstable electrode/electrolyte interface caused by dendrite formation and parasitic side reactions. Electrolyte additives present a promising and straightforward approach to enhance the reversibility of
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Towards greener energy storage: Brief insights into 3D printed anode materials for sodium-ion batteries Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-03-14 K. Karuppasamy, Jining Lin, Dhanasekaran Vikraman, Vishwanath Hiremath, P. Santhoskumar, Hyun-Seok Kim, Akram Alfantazi, T. Maiyalagan, Jan G. Korvink, Bharat Sharma
The safety issues and lack of availability of lithium metal have led to the ever-increasing demand for research on new battery technologies, driven by the need for high-performance electrochemical energy storage (EES) systems. In this regard, sodium-ion batteries (SIBs) are plausible substitutes for commercial lithium-ion batteries (LIBs). However, the growth of SIBs is primarily hampered by insufficient
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SAM-Modified Electrodes for Understanding and Harnessing the Properties of Redox Proteins Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-03-14 Ulises A. Zitare, Jonathan Szuster, Daniel H. Murgida
This short review describes recent work on the use of SAM-coated electrodes for studying redox proteins and enzymes. These platforms, in conjunction with electrochemical and in situ spectroelectrochemical techniques, provide a wealth of information on the structure, dynamics and reactivity of the immobilized proteins. New experimental evidence and theoretical developments, which suppose a major breakthrough
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The Prospects of Urea Manufacturing via Electrochemical Co-reduction of CO2 and Nitrates Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-03-13 Qinglan Zhao, Yan Zhang, Dapeng Cao, Minhua Shao
Electrochemical co-reduction of CO and nitrates presents a promising alternative for urea production. However, the current electrochemical synthesis of urea faces challenges related to low selectivity and production rates. The development of high-efficiency electrocatalysts is the key to performance improvement of urea electrosynthesis. This minireview primarily focuses on the rational design of catalysts
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Electromembrane processes for waste valorization: Energy recovery and storage Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-03-07 Marta Herrero-Gonzalez, Inmaculada Ortiz, Raquel Ibañez, Ane Urtiaga
This article reviews the most recent advances on the contribution of electromembrane-based technologies to waste valorisation through their implementation in the sustainable recovery and storage of energy from waste streams. Two driving forces are considered, salinity and pH gradients. Recent advances and challenges in ion exchange membranes (IEMs) and bipolar membranes (BPMs) are presented. Reverse
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Recent advances in anodic anaerobic ammonia oxidation in microbial electrolysis cells Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-03-07 Decong Zheng, Daping Li, Jingting Wang, Yifeng Zhang
Electricity-driven anaerobic ammonia oxidation (anammox) has garnered extensive attention as a novel, up-and-coming ammonium removal technology because of its broad, cost-efficient, and eco-friendly application. However, the anammox occurring in anode did not receive the attention it deserved. The underlying mechanisms, regulatory strategies, and technical and economic potential of anodic anammox technology
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Synthetic electrochemistry for peptides Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-03-07 Yohei Okada, Kazuhiro Chiba
Due to the growing interest in environmental issues, electrochemistry and peptide chemistry have recently converged in the field of organic synthesis. In this short review, we introduce the utility of synthetic electrochemistry for the electrochemical modification of peptides and electrochemical synthesis of peptides. The keys for these processes are the use of electroauxiliaries and/or mediators.
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The Rebirth of Urea Oxidation Reaction for Power-to-X and Beyond Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-03-05 Joudi Dabboussi, Rüdiger-A. Eichel, Hans Kungl, Rawa Abdallah, Gabriel Loget
Despite the longstanding interest in urea oxidation reaction (UOR), the identification of reaction products under conventional conditions was only reported recently. It turns out that the initially thought “sustainable pathway”, leading to harmless products, represents just a small fraction of the overall reaction mechanism. This is detrimental as the use of urea-rich aqueous feeds for H production
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Opportunities and challenges for water/organic solvents mixtures and renewable green solvents in organic electrosynthesis Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-03-05 José Manuel Ramos-Villaseñor, Fernando Sartillo-Piscil, Bernardo A. Frontana-Uribe
Organic electrosynthesis (OES) is an environmentally friendly methodology that avoids the use of redox toxic reagents and redox chemical waste generation during the synthesis of a wide variety or organic compounds, however, the use of organic solvents remains nowadays an issue of environmental concern. Water should be the choice solvent due to the excellent conductivity of aqueous ionic solutions,
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Structural coordination of M-N-C catalysts toward efficient electrochemical hydrogen peroxide production Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-03-05 Kun Yu, Wanling Zhang, Wenbiao Zhang, Yuying Meng, Qingsheng Gao
Hydrogen peroxide (HO), an environmentally friendly and efficient oxidant, is broadly applied in various industries. Electrocatalytic HO production via two-electron oxygen reduction (2e ORR) has attracted extensive research attention owing to its efficient, safe, and environmentally friendly features. However, the quest for highly active and selective electrocatalysts without precious metal elements
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Perspectives for the use of deep eutectic solvents in the preparation of electrochemical sensors and biosensors Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-02-24 C, h, r, i, s, t, o, p, h, e, r, , M, ., A, ., , B, r, e, t, t
This review concerns deep eutectic solvents (DES) and how they can be exploited in the preparation of new and improved electrochemical sensing platforms. Some relevant properties of DES are described, with a brief description of the range of applications and recent advances concerning coatings and materials prepared in DES. Their use in the preparation of modified-electrode electrochemical sensors
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Prospects for electrochemical X-ray photoelectron spectroscopy as a powerful electrochemical interface characterization technique Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-02-21 Sheena Louisia, Marc T.M. Koper, Rik V. Mom
X-ray spectroscopies provide a powerful way to disentangle the roles of the different elements in electrochemical systems. Within this family of spectroscopies, electrochemical X-ray photoelectron spectroscopy (EC-XPS) has recently emerged as a technique that can specifically probe the heart of any electrochemical process: the electrode–electrolyte interface. Here, we discuss the current state-of-the-art
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On the use of chlor-alkali technology to power environmental electrochemical treatment technologies Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-02-20 Iñaki Requena-Leal, Mireya Carvela, Carmen M. Fernández-Marchante, Justo Lobato, Manuel A. Rodrigo
This review tries to differ from the existing reviews on the potential of chlor-alkali technology in regulating energy for environmental remediation through hydrogen-based storage. Currently, green energies are at a very high technology readiness level, but fitting the demand and production of energy is not a solved issue. Direct application in environmental treatments is inefficient, particularly
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Quantifying surface diffusion kinetics of Faraday-adsorbed species by classic electrochemical techniques Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-02-18 Quan-Feng He, Lianhuan Han, Dongping Zhan
Surface diffusion of Faraday adsorbed species plays a crucial role in electrocatalysis. Various surface-sensitive techniques, including field ion microscopy, scanning tunneling microscopy, and laser-induced thermal desorption, have provided opportunities to evaluate surface diffusion kinetics. However, the challenge remains in excluding the interference of applied external physical fields on measurements
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Advancing sustainable energy: Structurally organized proton and hydroxide ion-conductive polymers Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-02-17 Yuki Nagao
This concise review paper specifically describes advancements in proton and hydroxide ion-conductive polymers, emphasizing their structural organization and molecular orientation by various intrinsic molecular interactions and external environmental conditions. The discussion explores how these properties enhance ion conduction in various electrochemical devices, notably fuel cells. The paper highlights
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Computational modelling as a design tool for bioelectrochemical systems Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-02-16 Laura Mais, Jesus Rodriguez, Nicola Melis, Annalisa Vacca, Michele Mascia
Design of bioelectrochemical systems (BESs) needs to consider complex biological, physicochemical, and electrochemical phenomena, as well as aspects related to mass, charge and momentum transfer. Experimental optimisation of such complex systems will be too expensive in terms of time and cost, so that a model-based approach is a necessary route in BES design. In this work, the relevance of modelling
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Electrolysis in thin layer: A technique for electroanalytical and electrosynthetic applications Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-02-07 Buwanila T. Punchihewa, Lida Khalafi, Mohammad Rafiee
Thin-layer electrochemistry deals with electrochemical reactions in a confined solution comparable to the thickness of the diffusion layer. It gives immediate access to the electrode surface for performing rapid electrolysis reactions. The aim of this article is to highlight the seminal studies and some recent updates on thin-layer electrochemistry in three sub-sections: a) batch-type thin-layer electrodes
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Recent advances in synthetic organic electrochemistry using flow systems Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-02-06 David Cantillo
The recent resurgence of electrochemical methods in organic synthesis has also boosted the interest in the use of flow electrolysis cells. Flow electrolyzers are essential tools for the scale up of electrolysis processes due to their high electrode surface area to reactor volume ratio, which only depends on the interelectrode gap regardless of the reactor size. Recent literature on the topic reveals
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Bioelectrocatalysis for synthetic applications: Utilities and challenges Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-02-05 Kevin M. McFadden, Luke G. Kays, Dylan G. Boucher, Shelley D. Minteer
The pairing of enzymes with electrochemistry to accomplish bioelectrocatalysis enables the inherent advantages of each to be harnessed toward efficient green synthesis of fuels, feedstocks, agrochemicals and pharmaceuticals. This article seeks to describe the current advantages of bioelectrocatalysis for synthesis applications and recent research to further expand the scope of bioelectrocatalysis.
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Novel trends in mixed oxide electrodes for photoelectrocatalytic wastewater treatment Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-02-01 G. Xavier Castillo-Cabrera, Patricio J. Espinoza-Montero
The development of new light-active materials is essential in photoelectrocatalysis, as these materials, along with the system parameters, drive the process's overall performance. Therefore, in this short review, we analyze new trends in mixed oxide photoelectrodes and their application in the treatment of water contaminants. We briefly describe the most common methods of photoelectrode preparation
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Electrochemical transformations of carbohydrates Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-02-01 Kouichi Matsumoto, Toshiki Nokami
Electrochemical reactions of carbohydrates are useful for the synthesis of carbohydrate derivatives and oligosaccharides. This short review outlines electrochemical reductive transformations which have been utilized to modify monosaccharides. Electrochemical oxidation is useful to oxidize hydroxyl groups of monosaccharides site-selectively. Electrochemical glycosylation of building blocks such as thioglycosides
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Advancing in wastewater treatment using sustainable electrosorbents Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-02-01 Antía Fdez-Sanromán, Marta Pazos, Emilio Rosales, María Ángeles Sanromán
Separation and purification processes using adsorption are becoming more and more popular, with excellent benefit-cost ratio and high effluent quality. However, it is important to recognize the requirement for new adsorbents and to avoid the generation of contaminated adsorbents that can have a severe impact on the environment. Thus, underscoring the need for sustainable approaches in the management
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Electrocatalytic radical-polar crossover hydrofunctionalization of alkenes via cobalt-catalyzed hydrogen atom transfer Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-02-01 Ahhyeon Choi, Hyunwoo Kim
Metal-catalyzed hydrogen atom transfer (MHAT) has proven to be remarkably versatile and efficient in diverse organic reactions, particularly in the hydrofunctionalization of alkenes. In cobalt-catalyzed MHAT systems, a subsequent redox event following insertion into alkene substrates enables the execution of various net-oxidative and reductive reactions. However, the use of stoichiometric amounts of
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Electrochemical generation and utilization of radical intermediates Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-01-26 Zhong-Wei Hou, Hai-Chao Xu, Lei Wang
Radical chemistry has assumed an eminent position at the forefront of organic chemistry in recent decades due to the unique and often highly reactive nature of these species. Electrochemistry has been regarded as a powerful and straightforward method for generating radical intermediates. This approach utilizes electrons as traceless redox reagents, eliminating the need for additional chemicals during
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Electrochemical study of drug metabolism Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-01-25 Nastaran Nikzad, Mohammad Rafiee
Oxidation is the main pathway of drug metabolism and cytochrome P-450 (CYP450) enzymes account for over 80% of drug oxidation. The chemical outcome of this first-pass hepatic oxidation is crucial information in drug development processes. Electrochemistry stands out as a widely adopted instrumental approach for simulating CYP450 oxidation. Numerous studies have demonstrated the capability of electrochemical
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Atomic force microscopy as a nanolithography tool to investigate the DNA/gold interface Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-01-18 Paolo Canepa, Silvia Maria Cristina Rotondi, Ornella Cavalleri
This concise survey delves into the capabilities of atomic force microscopy (AFM) for investigating the DNA/gold interface. It highlights how the precise control of the force applied by AFM enables its use as a nanolithography tool, allowing for localized sample modifications. The interface manipulation is functional to explore the DNA layer response to changes in external factors such as the applied
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Electrochemical Gut-on-Chip systems as the next generation platforms for studying mucosal redox biology Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-01-12 Daniel Kaufman, Hadar Ben-Yoav
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Electrosynthesis with split-bipolar electrodes Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-01-12 Elena Villani, Shinsuke Inagi
Bipolar electrochemistry has recently gained renewed interest as a valuable electrochemical technique for electrosynthesis applications. The peculiarity of this technology is the wireless mode of electrode reactions, that is redox processes can be driven on a conductive material, namely a bipolar electrode (BPE), without the need for an ohmic contact. A split-BPE (s-BPE) is a particular type of BPE
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Application of pulsed electrolysis in organic electrosynthesis Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-01-11 Alexander P. Atkins, Alastair J.J. Lennox
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Organic electrosynthetic processes using solid polymer electrolyte reactor Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2024-01-09 Mahito Atobe, Naoki Shida
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Revisiting alternating current electrolysis for organic synthesis Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2023-12-27 Nibedita Behera, Sachini Rodrigo, Atanu Hazra, Rajendra Maity, Long Luo
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Industrial CO2 electroreduction to ethylene: Main technical challenges Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2023-12-14 Moritz W. Schreiber
CO electroreduction to ethylene has the potential to outperform competing CO utilization pathways to olefins. The main technical challenges for the industrial viability of electrochemical CO conversion to ethylene are achieving electrolyzer potential and stability comparable to HO electrolyzers. Potentials typically observed to date are above 3 V and need to be lowered towards 2 V. Typical contributions
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Navigating the electrodisinfection frontier: A roadmap towards resilient implementation Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2023-12-13 Aksana Atrashkevich, Sergi Garcia-Segura
Recent research on in situ electrochemical disinfection of water has shown promising outcomes in inactivating microorganisms. Nevertheless, to guarantee a consistent provision of pathogen-free and safe water, additional aspects are needed to be addressed in future research. This current opinion suggests strategies for assessing disinfection efficiency to facilitate advancing technology readiness level
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Electrocatalytic behavior of carbon quantum dots in sustainable applications: A review Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2023-12-06 Eeswar Unnikrishnan, Abhishek Krishnamoorthy, Sai Prem Shaji, Adithya S. Kamath, Mani Ulaganathan
Zero-dimensional (0D) carbon quantum dots (CQDs) have recently gained widespread attention due to their attractive features, such as photoluminescence, excellent conductivity, surface tuneability, ease of synthesis, low toxicity, high electroactive surface area, and eco-friendliness. These properties make them suitable candidates for sensing, imaging, solar cells, electrocatalysis, diodes, etc. Various
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Underlying aspects of surface amendment strategies adopted in electrocatalysts for overall water splitting under alkaline conditions Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2023-11-29 Nihila Rahamathulla, Neshanth Vadivel, Jayaraman Theerthagiri, Rajeswari S. Raj, Cheol Joo Moon, Arun Prasad Murthy, Soorathep Kheawhom, Myong Yong Choi
Hydrogen (H2) is a well-known and efficient energy carrier that can be utilized as future green fuel. H2 production via electrolysis of water can be considered as the most suitable energy conversion technology. For water electrolysis, the competent catalysts are noble metal-associated electrocatalysts such as Pt, RuO2, IrO2, etc. Due to their high cost and scarcity-to-performance ratio, intense research
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Editorial Overview: Fundamental and Theoretical Electrochemistry (2024) Theoretical approaches for energy conversion on various time and length scales Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2023-11-28 Kai S. Exner
Abstract not available
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Editorial overview: Innovative methods in electrochemistry (2023): Electrochemical techniques: Smart approaches for timely problems Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2023-11-25 Jay Wadhawan, Emmanuel Maisonhaute
Abstract not available
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Evolution in the development of next generation electrochemical microdevices via bipolar electrochemistry Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2023-11-21 Nurul Asyikeen Ab Mutalib, Hiroaki Suzuki
Bipolar electrochemistry provides a means of analyzing or using electrochemical reactions. Owing to the ease of obtaining a visual output and conducting multiplexed detection, many unique devices and applications that are difficult to realize using conventional three-electrode systems have been proposed. Multiplex detection has been attempted for various analytes, and some devices have been coupled
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Recent advances in electrochemical biosensor technologies for the detection of telomerase activity Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2023-11-21 Ana-Maria Chiorcea-Paquim
Telomerase enzymatic activity is considered a fundamental metric of cancer presence. Telomerase activity has been measured in a variety of human malignant cells, showing great promise as a biomarker for early cancer detection. The development of efficient PCR-free electrochemical biosensors and methodologies for the accurate quantification of the telomerase activity in cancer cells can lead to the
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Recent advances in paired electrolysis and their application in organic electrosynthesis Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2023-11-20 Gerhard Hilt
Organic electrosynthesis is rightly believed to be a sustainable method to generate products with high selectivity and efficiency. The sustainability is further enhanced if both electrode reactions, oxidation at the anode and reduction at the cathode, give valuable products. There are a number of different approaches to realize such processes and such techniques are incomparable with traditional chemical
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Plasmon-enhanced electrochemistry: A sustainable path for molecular sensing and energy production Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2023-11-10 Lucas Dias Germano, Leonardo Domenico De Angelis, Susana Inés Córdoba de Torresi
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Carbon black electrodes applied in electroanalysis Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2023-11-08 Fernando Campanhã Vicentini, Tiago Almeida Silva, Orlando Fatibello-Filho
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Electrochemical synthesis of chemicals and treatment of wastewater promoted by salinity gradients using reverse electrodialysis and assisted reverse electrodialysis Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2023-11-08 Onofrio Scialdone
In the last years, an increasing attention has been devoted to the utilization of waters with different salt content to drive valuable redox processes at the electrodes by reverse electrodialysis processes (RED) or assisted RED (A-RED), thus allowing to significantly reduce the energetic costs associated to conventional electrolyses. In this review, the most relevant findings were presented and were
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Recent advances on nanomaterial-modified film-electrode-based sensors: Approach to clinical purpose Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2023-11-03 Sakda Jampasa, Wisarut Khamcharoen, Surinya Traipop, Whitchuta Jesadabundit, Tugba Ozer, Orawon Chailapakul
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Measurement and interpretation of the double layer capacitance of Pt(111)/aqueous solution interfaces Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2023-11-02 Lulu Zhang, Jun Huang
The electric double layer (EDL) at Pt(111)/aqueous solution interfaces is, in some sense, a shelter for electrocatalysis, where one can find solace in exploring the fundamentals before venturing into the labyrinthine landscape of real-world intricacies. Although seemingly unpretentious, classical electrochemical methods such as cyclic voltammetry (CV) and electrochemical impedance spectroscopy (EIS)
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Integrated architectures of electrodes and flexible porous substrates for point-of-care testing Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2023-10-31 Daciana Botta, Ionut Enculescu, Corneliu Balan, Victor C. Diculescu
Flexible porous materials have gained a high interest due to their impact on the development of electrochemical point-of-care devices for monitoring the state of health of individuals. Among the porous materials, paper and textiles are most commonly used due to their innate capillary action on fluids. In this article, attention is paid to the retention of analytes in paper and textile porous substrates
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Editorial Overview: Physical and Nanoelectrochemistry (2023) An Electrochemical Perspective on How We Know What We Don't Know Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2023-10-31 Jeffrey E. Dick
Abstract not available
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Effectively controlling the nanostructures and active sites of non-noble carbon catalysts for improving oxygen reduction reaction Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2023-10-28 Xuebi Rao, Shiming Zhang, Jiujun Zhang
Non-noble carbon catalysts have emerged as the potential alternatives of precious platinum (Pt)-based catalysts to catalyze the cathodic oxygen reduction reaction (ORR) in fuel cells and metal-air batteries. However, their catalytic performance including ORR activity and stability is still insufficient for the practical application of such electrochemical energy technologies. Both the activity and
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Amperometric biosensors: Harnessing photosynthetic reaction centers for herbicide detection Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2023-10-23 Nahush Modak, Vincent M. Friebe
Amperometric biosensing, exemplified by the popular glucose biosensor, is a well-established method for transducing analyte-receptor binding events into accessible electronic outputs. Herbicide biosensors leverage natural photosynthetic reaction centers to measure directly at the site of herbicide action. Recent advancements at the biohybrid interface between photosynthetic complexes and electrodes
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Smart textile with integrated wearable electrochemical sensors Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2023-10-17 Audrone Sankauskaite, Rasa Pauliukaite, Julija Baltusnikaite-Guzaitiene, Ausra Abraitiene
This opinion provides a comprehensive overview of the research carried out in the past two years on wearable textile-based electrochemical sweat sensors. These sensors have been developed for the detection of glucose, lactate, cortisol, and other physiological parameters. The paper also reviews multifunctional sensors, textile microfluidic devices, and e-textile sensors designed for the detection of
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Electrochemical sensors for phytoplankton and ocean health Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2023-10-17 Minjun Yang, Richard G. Compton
Electrochemistry is potentially at the forefront of offering a scalable, low-powered sensing solution in autonomous monitoring applications. In the past couple of decades, thousands of autonomous profiling floats have been deployed in the open ocean to measure and correlate ocean acidification, stratification and rise in temperature with climate change. It remains enigmatic and a challenge to evidence
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Role of defect-driven surface reconstructions in transition metal oxide electrocatalysis towards OER/ORR: A quantum-mechanical perspective Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2023-10-14 Francesca Fasulo, Arianna Massaro, Adriana Pecoraro, Ana B. Muñoz-García, Michele Pavone
The catalytic activity of transition metal oxides (TMOs) for oxygen evolution reaction (OER) and oxygen reduction reaction (ORR) is crucial for various electrochemical devices for energy conversion and storage. While electronic properties are considered the key factor influencing TMO reactivity, the specific surface chemistry has usually been neglected despite its pivotal influence on the catalytic
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Electrochemical multisensor systems and arrays in the era of artificial intelligence Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2023-10-13 Edita Voitechovič, Rasa Pauliukaite
Current trends in analytical research seem almost impossible without the implementation of artificial intelligence. This short review is a summary of recent research and opinions of leading scientists regarding the transformation of common electrochemical multisensor systems and arrays in the immediate future. The review includes the aspects of the development of artificial intelligence-assisted (bio)electrochemical
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Electrochemical hydrogenation of NO and CO: Differences and similarities from a computational standpoint Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2023-10-13 Federico Calle-Vallejo
Electrolyzers can help in restoring the balance to the biogeochemical cycles of carbon and nitrogen while producing valuable chemical compounds. Before that happens on a global scale, various hurdles need to be overcome, some of which are related to the activity and selectivity of the materials used to catalyze electrolysis reactions. For instance, CO and NO are important electrolysis feedstocks and/or
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Recent advances in the use of screen-printed electrodes in drug analysis: A review Curr. Opin. Electrochem. (IF 8.5) Pub Date : 2023-10-10 Pavlína Kelíšková, Oleksandr Matvieiev, Lenka Janíková, Renáta Šelešovská