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  • Article
  • Open Access
59 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
587 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
283 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
291 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
476 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
864 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
575 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
2,373 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
1,724 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
961 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...

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Electrochem - ISSN 2673-3293