Rafael A. Raimundo

ORCID: 0000-0002-9943-9464
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About
Contact & Profiles
Research Areas
  • Electrocatalysts for Energy Conversion
  • Advanced battery technologies research
  • Advanced ceramic materials synthesis
  • Advanced materials and composites
  • Aluminum Alloys Composites Properties
  • Copper-based nanomaterials and applications
  • Advancements in Battery Materials
  • Electrochemical Analysis and Applications
  • Supercapacitor Materials and Fabrication
  • Magnetic Properties and Synthesis of Ferrites
  • ZnO doping and properties
  • Transition Metal Oxide Nanomaterials
  • Metal and Thin Film Mechanics
  • Fuel Cells and Related Materials
  • Electrical and Thermal Properties of Materials
  • Hydrogen embrittlement and corrosion behaviors in metals
  • Recycling and utilization of industrial and municipal waste in materials production
  • Gas Sensing Nanomaterials and Sensors
  • Microwave Dielectric Ceramics Synthesis
  • Electronic and Structural Properties of Oxides
  • Catalytic Processes in Materials Science
  • Advancements in Solid Oxide Fuel Cells
  • Magnetic and transport properties of perovskites and related materials
  • Advanced Photocatalysis Techniques
  • Microstructure and Mechanical Properties of Steels

University of Aveiro
2024-2025

Universidade Federal da Paraíba
2018-2024

Universidade Federal do Rio Grande do Norte
2018-2024

Universidade Federal do Rio Grande
2021

Global energy consumption increases year after year, causing the depletion of non-renewable sources. According to International Energy Agency (IEA), global demand for electrical is expected increase by 3.3 % in 2024. Therefore, developing new renewable sources urgent, including devices storage and conversion, particularly those based on electrochemical reactions. Water splitting a clean sustainable technology capable facing this issue producing oxygen hydrogen from water electricity....

10.1016/j.jelechem.2024.118191 article EN cc-by-nc-nd Journal of Electroanalytical Chemistry 2024-03-22

<title>Abstract</title> In the present work, influence of powder preparation technique on sintering behavior 80 wt.% Al<sub>2</sub>O<sub>3</sub>-18 WC-2 Co composites was investigated. The powders were mixed with a mechanical stirrer for 10 min (MM) and by high-energy milling (HEM) 50 h. They then compacted at 200 MPa sintered in resistive dilatometric furnace 1 h under argon atmosphere heating rate 10°C/min two temperatures (1300°C 1550°C). prepared MM HEM further characterized XRD, SEM...

10.21203/rs.3.rs-5545783/v1 preprint EN cc-by Research Square (Research Square) 2025-02-03
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