Particle-in-cell simulations of the ion extraction and acceleration processes in the alternative low power hybrid ion engine (ALPHIE)
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DOI: 10.1063/1.5084242
Abstract: The electric charge transport through the two-grid systems of the Alternative Low Power Ion Engine is studied using a particle-in-cell (PIC) code. In this plasma thruster design, the ionizing electrons from the only cathode and… read more here.
Keywords: ion engine; electric charge; ion; low power ... See more keywords
Challenges for the development of alternative low-cost ventilators during COVID-19 pandemic in Brazil
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DOI: 10.5935/0103-507x.20200075
Abstract: The COVID-19 pandemic has brought concerns to managers, healthcare professionals, and the general population related to the potential mechanical ventilators’ shortage for severely ill patients. In Brazil, there are several initiatives aimed at producing alternative… read more here.
Keywords: development; challenges development; development alternative; low cost ... See more keywords