Maria Helena Sousa Soares de Oliveira Braga is an associate professor at the Engineering Physics Department of University of Porto, Portugal. She is currently focused on research areas in Materials Science and Materials Engineering at University of Porto and University of Texas at Austin. She is credited with expanding the understanding of glass electrolyte and glass batteries with colleague John B. Goodenough. Braga is a senior research fellow in the Materials Institute headed by Goodenough.
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