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  • Article
  • Open Access
238 Views
17 Pages

Yttrium-Enhanced Passive Films in Austenitic Stainless Steel

  • Maksym Bichev,
  • Denis Miroshnichenko,
  • Sergey Nesterenko,
  • Leonid Bannikov,
  • Leonid Saienko,
  • Volodymyr Tertychnyi,
  • Vladislav Reivi,
  • Kyrylo Serkiz and
  • Mariia Shved

It has been demonstrated that a monomolecular surface film with semiconducting characteristics forms on an austenitic, corrosion- and heat-resistant chromium–nickel steel with 0.10 wt.% C, 20 wt.% Cr, 9 wt.% Ni, and 6 wt.% Mn (10Kh20N9G6), micr...

  • Article
  • Open Access
194 Views
12 Pages

Ageing and Water Detection in Hydroscopic Organic Electrolytes

  • Eva Alonso-Muñoz,
  • Janwa El Maiss,
  • Wejdene Gongi,
  • Divya Balakrishnan,
  • Delphine Faye,
  • Karine Mougin and
  • César Pascual García

Electrolyte degradation and trace water contamination critically affect the lifetime and safety of lithium-ion batteries. In organic-based electrolytes such as acetonitrile (MeCN), even small amounts of water can trigger PF6 hydrolysis, produc...

  • Article
  • Open Access
456 Views
15 Pages

Synthesis and Structural Characterization of Ni/Mn-Doped Co-RGO Composites for Supercapacitor Electrodes

  • Andriono Manalu,
  • Moraida Hasanah,
  • Winfrontstein Naibaho,
  • Mario Geraldi Simanjuntak and
  • Maren Sius Girsang

In this study, Ni/Mn-doped cobalt–reduced graphene oxide (Co-RGO) composites were successfully synthesized as advanced electrode materials for supercapacitors. The structural and morphological properties of the composites were characterized usi...

  • Article
  • Open Access
570 Views
18 Pages

Experimental-Based Optimal Parameter Extraction for PEM Fuel Cell Semi-Empirical Model Using the Cloud Drift Optimization Algorithm

  • Mohamed A. El-Hameed,
  • Mahmoud M. Elkholy,
  • Mahfouz Saeed,
  • Adnan Kabbani,
  • Essa Al-Hajri and
  • Mohammed Jufaili

Accurate modeling of proton exchange membrane fuel cells (PEMFCs) is essential for predicting system performance under diverse operating conditions. This study introduces a refined semi-empirical modeling that combines experimental validation with an...

  • Review
  • Open Access
1 Citations
1,453 Views
22 Pages

As demand for high-performance energy storage grows across grid and mobility sectors, multivalent ion batteries (MVIBs) have emerged as promising alternatives to lithium-based systems due to their potential for higher volumetric energy density and ma...

  • Article
  • Open Access
615 Views
20 Pages

Yttrium–magnesium alloys are commonly employed as processing additives in magnesium alloy materials. Incorporating yttrium into magnesium alloys via Y-Mg intermediate alloys not only minimizes oxidation and burn-off loss but also simplifies ope...

  • Article
  • Open Access
612 Views
16 Pages

Influence of a Plasma Nitriding Treatment on the Corrosion Behavior of API 5L X70 Steel in Simulated Soil Solution

  • O. A. González Noriega,
  • A. Flores Nicolás,
  • J. Uruchurtu Chavarín,
  • A. Torres Islas,
  • E. C. Menchaca Campos and
  • H. Martínez Valencia

In this work, plasma nitriding was carried out to improve the corrosion resistance of API 5L X70 steel. The process was conducted at different treatment times, 4, 6, 8, and 10 h, to determine which one provides greater resistance to corrosion. The co...

  • Article
  • Open Access
1,063 Views
16 Pages

A New Hope for All-Diamond Electrodes? The Interdigitated Double Diamond Electrode

  • Manuel Zulla,
  • Carolin Messerschmidt,
  • Hanadi Ghanem,
  • Johannes Bähr,
  • Lukas Hegemann and
  • Stefan Rosiwal

Nowadays, the development of efficient water treatment processes is increasingly driven by the need to provide solutions for contaminants of emerging concern. Electrochemical advanced oxidation processes (EAOPs) based on diamond electrodes can be par...

  • Review
  • Open Access
1,519 Views
23 Pages

Surface modification of nucleic acid-based electrochemical biosensors has been at the forefront of research since their inception. Effective modification ensures the optimization of the sensitivity, specificity, and stability of modern biosensors. Re...

  • Article
  • Open Access
899 Views
18 Pages

Defect Engineering and Na-Ion Transport in NaMnPO4: A Computational Perspective

  • G. M. P. Dananjana Galappaththi,
  • Poobalasingam Abiman,
  • Poobalasuntharam Iyngaran and
  • Navaratnarajah Kuganathan

Rechargeable sodium-ion batteries (SIBs) have attracted considerable attention owing to the natural abundance and accessibility of sodium. Maricite NaMnPO4, a phosphate-based cathode material with high theoretical capacity, suffers from blocked sodiu...

  • Review
  • Open Access
1 Citations
3,609 Views
36 Pages

Water Management Strategies for Proton Exchange Membrane Fuel Cells: A Comprehensive Review

  • Mahfouz Saeed,
  • Mohamed A. El-Hameed,
  • Essa Al-Hajri and
  • Adnan Kabbani

Proton exchange membrane fuel cells (PEMFCs) are a promising clean energy technology due to their zero gas emissions, low operating temperature, and high efficiency. This review synthesizes research from 2015–2025 on (i) materials-level approac...

  • Review
  • Open Access
2,555 Views
29 Pages

Metal–Organic Frameworks for Seawater Electrolysis and Hydrogen Production: A Review

  • Ivelina Tsacheva,
  • Mehmet Suha Yazici,
  • Abdul Hanif Mahadi,
  • Aytekin Uzunoglu and
  • Dzhamal Uzun

Electrolysis utilizing renewable electricity is an environmentally friendly, non-polluting, and sustainable method of hydrogen production. Seawater is the most desirable and inexpensive electrolyte for this process to achieve commercial acceptance co...

  • Review
  • Open Access
1,563 Views
23 Pages

Melanins are multifunctional biopolymers with unique properties, ranging from UV and radiation protection to antioxidant activity and metal chelation, making them highly attractive for biomedical applications. Despite extensive research, the mechanis...

  • Article
  • Open Access
1 Citations
2,227 Views
30 Pages

Background: Electrochemical impedance spectroscopy (EIS) is indispensable for disentangling charge-transfer, capacitive, and diffusive phenomena, yet reproducible parameter estimation and objective model selection remain unsettled. Methods: We derive...

  • Article
  • Open Access
1,664 Views
18 Pages

Exploring Binder–Ionic Liquid Electrolyte Systems in Silicon Oxycarbide Negative Electrodes for Lithium-Ion Batteries

  • Ivonne E. Monje,
  • Nedher Sanchez-Ramírez,
  • Laurence Savignac,
  • Pedro H. Camargo,
  • Steen B. Schougaard,
  • Daniel Bélanger and
  • Roberto M. Torresi

Enhancing the safety of lithium-ion batteries (LIBs) by replacing flammable electrolytes is a key challenge. Ionic liquid (IL)-based electrolytes are considered an interesting alternative due to their thermal and chemical stability, high voltage stab...

  • Article
  • Open Access
1 Citations
2,553 Views
14 Pages

Estimation of Lead Acid Battery Degradation—A Model for the Optimization of Battery Energy Storage System Using Machine Learning

  • Arief S. Budiman,
  • Rayya Fajarna,
  • Muhammad Asrol,
  • Fitya Syarifa Mozar,
  • Christian Harito,
  • Bens Pardamean,
  • Derrick Speaks and
  • Endang Djuana

Energy storage systems are becoming increasingly important as more renewable energy systems are integrated into the electrical (or power utility) grid. Low-cost and reliable energy storage is paramount if renewable energy systems are to be increasing...

  • Article
  • Open Access
3 Citations
1,112 Views
11 Pages

Reported rate constants of charge transfer reactions (CTs) have ranged widely, depending on techniques and timescales. This fact can be attributed to the time-dependent double-layer capacitance (DLC), caused by solvent interactions such as hydrogen b...

  • Article
  • Open Access
1,598 Views
16 Pages

TiO2 composites with polypyrrole have gained attention for various applications; however, some reported results on the suitability of this heterojunction for photoelectrochemical water oxidation do not agree. In this sense, it is relevant to further...

  • Article
  • Open Access
1,825 Views
18 Pages

Ternary Nickel-Iron-Phosphorus (NiFeP) Electrocatalysts for Alkaline Water Splitting

  • Raminta Šakickaitė,
  • Zita Sukackienė,
  • Virginija Kepenienė,
  • Aldona Balčiūnaitė,
  • Raminta Stagniūnaitė,
  • Gitana Valeckytė and
  • Loreta Tamašauskaitė-Tamašiūnaitė

In this study, ternary NiFeP coatings were fabricated on a copper substrate using a simple, fast, and cost-effective electroless deposition method. The coatings were named Ni85Fe4P12, Ni80Fe8P12, and Ni75Fe12P12, indicating 4, 8, and 12 at % of Fe, r...

  • Article
  • Open Access
1 Citations
3,320 Views
19 Pages

The development of high-performance solid electrolytes is critical to advancing solid-state lithium-ion batteries (SSBs), with lithium lanthanum zirconium oxide (LLZO) emerging as a leading candidate due to its chemical stability and wide electrochem...

  • Review
  • Open Access
2,775 Views
14 Pages

Electrochemical (Bio) Sensors Based on Metal–Organic Framework Composites

  • Ping Li,
  • Ziyu Cui,
  • Mengshuang Wang,
  • Junxian Yang,
  • Mingli Hu,
  • Qiqing Cheng and
  • Shi Wang

Metal–organic frameworks (MOFs) have characteristics such as a large specific surface area, distinct functional sites, and an adjustable pore size. However, the inherent low conductivity of MOFs significantly affects the charge transfer efficie...

  • Article
  • Open Access
2 Citations
1,234 Views
18 Pages

The energy generated from renewable sources has an intermittent nature since solar irradiation and wind speed vary continuously. Hence, their energy should be stored to be utilized throughout their shortage. There are various forms of energy storage...

  • Article
  • Open Access
1 Citations
1,344 Views
16 Pages

Electrocoagulation of Spent Coolant by Dissimilar Fe-Al Combination

  • Shu Pei Ng,
  • Weiyi Wu,
  • Min Qian,
  • Yuelong Preston Zhu,
  • Xinying Deng,
  • Shuyun Chng,
  • Yi Jin Tan,
  • Yi Qing Kek,
  • Shi Jun Zachary Yong and
  • Wenjin Yan
  • + 1 author

Electrocoagulation is rapidly gaining prominence in wastewater treatment due to its capabilities and less reliance on additional chemicals. While a lot of research efforts have been focused on the influence of the anode material, power supply, and re...

  • Article
  • Open Access
1 Citations
2,022 Views
18 Pages

Chemical Stability of PFSA Membranes in Heavy-Duty Fuel Cells: Fluoride Emission Rate Model

  • Luke R. Johnson,
  • Xiaohua Wang,
  • Calita Quesada,
  • Xiaojing Wang,
  • Rangachary Mukundan and
  • Rajesh Ahluwalia

Laboratory data from in-cell tests at and near open circuit potentials (OCV) and ex-situ H2O2 vapor exposure tests are used to develop a fluoride emission rate (FER) model for a state-of-the-art 12-µm thin, low equivalent weight, long-chain per...

  • Article
  • Open Access
1,745 Views
20 Pages

An important class of analytes are volatile organic carbons (VOCs), particularly aliphatic primary alcohols. Here, we report the straightforward modification of a commercially available carbon monoxide sensor to detect a range of aliphatic primary al...

  • Article
  • Open Access
1,601 Views
21 Pages

Alternative Supports for Electrocatalysis of the Oxygen Evolution Reaction in Alkaline Media

  • Gwénaëlle Kéranguéven,
  • Ivan Filimonenkov,
  • Thierry Dintzer and
  • Matthieu Picher

The anodic stability of tungsten carbide (WC) and iron oxide with a spinel structure (Fe3O4) were compared against similar data for nanostructured, boron-doped diamond (BDD), and the benchmark Vulcan XC72 carbon, in view of their eventual application...

  • Article
  • Open Access
2 Citations
2,245 Views
10 Pages

One-Step Hydrothermal Synthesis and Characterization of Highly Dispersed Sb-Doped SnO2 Nanoparticles for Supercapacitor Applications

  • Viet-Hung Hoang,
  • Duc-Long Nguyen,
  • Nguyen Tu,
  • Van-Dang Tran,
  • Van-Nang Lam and
  • Thanh-Tung Duong

Highly dispersion antimony-doped tin oxide (ATO) nanoparticles were synthesized using a (220 °C, 2 L autoclave, medium scale) one-step hydrothermal method with Na2SnO3 and KSb(OH)6 as precursors without a post-sintering process. The particle size...

  • Article
  • Open Access
1 Citations
2,715 Views
23 Pages

In recent years, protecting stainless steel from corrosion has become crucial, particularly in harsh environments. The present study focuses on improving the photocathodic corrosion resistance of 304 stainless steel (304SS) by fabricating TiO2/CuO co...

  • Article
  • Open Access
1 Citations
3,642 Views
12 Pages

Investigation of Ionic Conductivity of Electrolytes for Anode-Free Lithium-Ion Batteries by Impedance Spectroscopy

  • Azhar Abdrakhmanova,
  • Alfira Sabitova,
  • Binur Mussabayeva,
  • Bulbul Bayakhmetova,
  • Zhanna Sharipkhan and
  • Elmira Yermoldina

Anode-free lithium-ion batteries offer a volumetric energy density approximately 60% higher than that of conventional lithium-ion cells. Despite this advantage, they often experience rapid capacity degradation and a limited cycle life. Optimizing ele...

  • Article
  • Open Access
2,182 Views
11 Pages

Electrochemical Detection of Caffeic Acid on Diethyl 3,4-Dihydroxythiophene-2,5-Dicarboxylate-Modified Carbon Paste Electrode: Insights from Computational Analysis

  • Surya Chethana Suresh,
  • Gururaj Kudur Jayaprakash,
  • Sunitha Mughalihalli Shivashankar,
  • Rajendrachari Shashanka and
  • Bhavana Rikhari

This study presents the electrochemical detection of caffeic acid using an ester (Diethyl 3,4-dihydroxythiophene-2,5-dicarboxylate)-modified carbon paste electrode (EMCPE). Caffeic acid, a naturally occurring hydroxycinnamic acid with antioxidant pro...

  • Review
  • Open Access
5 Citations
4,629 Views
34 Pages

This study presents a comprehensive bibliometric analysis of scientific publications on electrochemical etching and electrochemical deposition from 1970 to 2023. Using the Science Citation Index Expanded (SCIE) database, we analysed 5166 publications...

  • Article
  • Open Access
2 Citations
3,925 Views
13 Pages

Reconstruction of Electrochemical Impedance Spectroscopy from Time-Domain Pulses of a 3.7 kWh Lithium-Ion Battery Module

  • Manuel Kasper,
  • Manuel Moertelmaier,
  • Hartmut Popp,
  • Ferry Kienberger and
  • Nawfal Al-Zubaidi R-Smith

We demonstrate the reconstruction of battery electrochemical impedance spectroscopy (EIS) curves from time-domain pulse testing and the distribution of relaxation times (DRT) analysis. In the proposed approach, the DRT directly utilizes measured curr...

  • Article
  • Open Access
1 Citations
1,331 Views
14 Pages

Effects of Heteroaromatic Thiol Additives on Co Electrodeposition by Surface Adsorption

  • Yu Duan,
  • Yedi Li,
  • Tingjun Wu,
  • Wei Xu,
  • Lei Zhu,
  • Qiang Liu,
  • Yiying Wang and
  • Wenjie Yu

Cobalt electrochemical deposition, with its bottom–up growth properties, is a core technology for creating metal interconnects. Additives are crucial during electrodeposition to control the quality of deposits by adsorbing onto the Co surface....

  • Article
  • Open Access
2 Citations
4,191 Views
39 Pages

The manufacturing of integrated circuits involves multiple steps of chemical mechanical planarization (CMP) involving different materials. Mitigating CMP-induced defects is a main requirement of all CMP schemes. In this context, controlling galvanic...

  • Article
  • Open Access
1 Citations
1,967 Views
17 Pages

In the past ten years, many coal mines have encountered the problem of a premature failure of anchor rod materials. Through field investigation and laboratory research, it was found that the premature failure of these bolt materials is mostly caused...

  • Article
  • Open Access
2 Citations
2,501 Views
13 Pages

Ultrasonic Spray Coating of Carbon Fibers for Composite Cathodes in Structural Batteries

  • Thomas Burns,
  • Liliana DeLatte,
  • Gabriela Roman-Martinez,
  • Kyra Glassey,
  • Paul Ziehl,
  • Monirosadat Sadati,
  • Ralph E. White and
  • Paul T. Coman

Structural batteries, also known as “massless batteries”, integrate energy storage directly into load-bearing materials, offering a transformative alternative to traditional Li-ion batteries. Unlike conventional systems that serve only as...

  • Article
  • Open Access
1 Citations
2,775 Views
11 Pages

The aim of this study was to enhance and maintain bioelectricity generation from distillery spent wash using a microbial fuel cell (MFC). Electrode materials play a critical role in the generation of bioelectricity in MFCs. Utilizing double oxidant-t...

  • Review
  • Open Access
6 Citations
3,542 Views
17 Pages

Design and Fabrication of Micro-Electromechanical System (MEMS)-Based μ-DMFC (Direct Methanol Fuel Cells) for Portable Applications: An Outlook

  • Divya Catherin Sesu,
  • Ganesan Narendran,
  • Saraswathi Ramakrishnan,
  • Kumaran Vediappan,
  • Sankaran Esakki Muthu,
  • Sengottaiyan Shanmugan and
  • Karthik Kannan

This review reveals the parameters of next-generation fuel cells for portable applications such as cellular phones, laptops, automobiles, etc. Disputes over issues such as design, fluid dynamics, channel dimensions, thermal management, and water mana...

  • Article
  • Open Access
2 Citations
1,656 Views
16 Pages

Electrochemical Detection of Adrenaline Using Nafion–Trimethylsilyl and Nafion–Trimethylsilyl–Ru2+-Complex Modified Electrodes

  • R. Aguilar-Sánchez,
  • D. A. Durán-Tlachino,
  • S. L. Cabrera-Hilerio and
  • J. L. Gárate-Morales

The preparation and properties of Nafion–TMS (Nafion–trimethylsilyl) and Nafion–TMS–Ru2+-complex modified GC electrodes are reported for the electrochemical oxidation reaction of adrenaline (AD). The structure of Nafion–...

  • Article
  • Open Access
1 Citations
1,972 Views
13 Pages

In a plant microbial fuel cell (P-MFC), the plant provides the fuel in the form of exudates secreted by the roots, which are oxidised by electroactive bacteria. The immature plant is hampered by low energy yields. Several factors may explain this sit...

  • Article
  • Open Access
1 Citations
2,351 Views
13 Pages

In this study, we developed lithium–sulfur rechargeable batteries using chemically modified thermoplastic sulfur polymers as cathode active materials, aiming to effectively utilize surplus sulfur resources. The resulting high-sulfur-content res...

  • Article
  • Open Access
3,022 Views
17 Pages

Transition Metal Oxides (WO3-ZrO2) as Promoters and Hydrogen Adsorption Modulators in Pt/WO3-ZrO2-C Electrocatalyst for the Reduction of NOx

  • Claudia R. Santiago-Ramírez,
  • Martha L. Hernández-Pichardo,
  • Arturo Manzo-Robledo,
  • Daniel A. Acuña-Leal and
  • Miguel A. Gracia-Pinilla

The electrocatalytic reduction of nitric oxide and nitrogen dioxide (NOx) remains a significant challenge due to the need for stable, efficient, and cost-effective materials. This study presents a novel support system for NOx reduction in alkaline me...

  • Review
  • Open Access
8 Citations
8,119 Views
30 Pages

Recent Advancements in Na Super Ionic Conductor-Incorporated Composite Polymer Electrolytes for Sodium-Ion Battery Application

  • Kanya Koothanatham Senthilkumar,
  • Rajagopalan Thiruvengadathan and
  • Ramanujam Brahmadesam Thoopul Srinivasa Raghava

Sodium-ion batteries (SIBs) have garnered significant attention as a cost-effective and sustainable alternative to lithium-ion batteries (LIBs) due to the abundance and eco-friendly extraction of sodium. Despite the larger ionic radius and heavier ma...

  • Article
  • Open Access
4 Citations
2,808 Views
12 Pages

Tape Casting of NASICON-Based Separators with High Conductivity for Na All-Solid-State Batteries

  • Melanie Rosen,
  • Samir Mahioui,
  • Christian Schwab,
  • Gerald Dück and
  • Martin Finsterbusch

Sodium–ion batteries are emerging as strong competition to lithium–ion batteries in certain market sections. While these cells do not use critical raw materials, they still feature a liquid electrolyte with all its inherent safety issues,...

  • Article
  • Open Access
1,529 Views
12 Pages

The electrochemical properties of the hydrophobic room-temperature ionic liquid 1-propyl-2,3-dimethylimidazolium bis(trifluoromethylsulfonyl)imide (PMMIm(TFSI)) were investigated, for the first time, using an electrochemical double-layer capacitor-mi...

  • Communication
  • Open Access
6 Citations
3,403 Views
11 Pages

Enhanced Hydrogen Evolution Reaction of a Zn+2-Stabilized Tungstate Electrocatalyst

  • Dasu Ram Paudel,
  • Gopi Chandra Kaphle,
  • Bhoj Raj Poudel,
  • Mukunda KC,
  • Manjinder Singh and
  • Gunendra Prasad Ojha

Due to their diverse properties and functionalities, cost-effective transition metal-based nanomaterials have been rigorously studied for electrochemical applications. Ultrathin nanosheets have been identified as the most effective electrodes for cat...

  • Article
  • Open Access
1 Citations
2,634 Views
12 Pages

Role of Electrochemical Precipitation Parameters in Developing Mixed-Phase Battery-Grade Nickel Hydroxide

  • Chinmaya Kumar Sarangi,
  • G. Lilishree Achary,
  • Tondepu Subbaiah,
  • Raja Kishore Paramguru and
  • Sanat Kumar Roy

There is a high demand for nickel hydroxide as an engineering material used in the positive electrode of nickel metal hydride (Ni-MH) rechargeable batteries. These batteries are extensively used in various small instruments, disposable batteries, and...

  • Article
  • Open Access
2 Citations
2,658 Views
15 Pages

This research investigates the corrosion behavior of copper (Cu) through a comprehensive analysis of both plain and nanoporous Cu thin films. A combination of weight-loss methods for quantitative analysis, along with polarization testing and scanning...

  • Article
  • Open Access
1 Citations
2,032 Views
14 Pages

Influence of Cigarette Butt Extract on the Suppression of Metal Corrosion

  • Verena Šućurović,
  • Nives Vladislavić and
  • Ivana Škugor Rončević

21 December 2024

Cigarette butts are an increasing environmental burden worldwide, and the quantities discarded each year could continue to rise. The chemical composition of cigarette butts, which comprises about 4000 different toxic chemicals, as well as their persi...

  • Article
  • Open Access
2 Citations
2,359 Views
11 Pages

Electrochemical Characterization of Recast Nafion® Film-Modified Electrodes in Acetonitrile with Various Electrolytes

  • Anna F. Claire,
  • Peter Zacher,
  • Danielle Lehto,
  • Daysha Krahn and
  • Krysti L. Knoche Gupta

17 December 2024

Nafion® is a cation exchange polymer that is commonly used in aqueous energy applications such as fuel cells due to its ability to exclude anions and neutral molecules and increase apparent diffusion of cationic redox molecules. However, this beh...

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Electrochem - ISSN 2673-3293