High-entropy alloys have emerged as a promising alternative for producing materials with exceptional properties. Among these alloys, refractory alloys, comprising refractory elements, stand out for their significant ...

Titanium alloys are widely used in advanced technological applications due to their high specific mechanical strength, low density, and excellent corrosion resistance, making them particularly attractive for the aerospace, ...

Sampling inspection has reduced operational efforts in companies during the acceptance/rejection process of lots of items from external and/or internal suppliers of finished and/or in-process products. Sampling plans ...

Given the current demand for increasingly quieter fans, in order to comply with industrial and/or domestic noise level standards, the importance of introducing innovative concepts in the design of low-noise centrifugal ...

The new Smart Grid technologies offer increasingly integrated solutions, enabling customers to act as prosumers, incorporate electric vehicles, and use internet-connected appliances for load optimization. At the same time, ...

Brazil's energy sector experienced a significant blackout on August 15, 2023, due to voltage instability caused by inconsistencies wind and solar forecasts. From April 2024 to March 2025, Brazil curtailed 18.3 TWh yr-1 of ...

This work is related to the research project "Optimization of Hydropower Plant Operation Through Minimization of Losses in the Generation Process" conducted under the ANEEL R&D framework, developed by UNIFEI (Federal ...

This work presents a family of non isolated high gain DC DC converters based on the three state switching cell (3SSC) and coupled inductors. Unlike traditional interleaved topologies, the derived configurations feature ...

In the global context of energy transition, replacing fossil fuels with renewable sources is essential. One of the strategies to support this transition is the development of instruments that recognize the socio-environmental ...

The intensificationofclimatechangeandthedeteriorationofairqualitydemand sustainable energysolutionsthatreconcilevehicularmobilitywiththemitigationofgreen- house gas(GHG)emissions.Amongthealternatives,biomethaneemergesa ...