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Helena Braga

Fotografia de Maria Helena Sousa Soares de Oliveira Braga
Name: Maria Helena Sousa Soares de Oliveira Braga Link to Homepage of Maria Helena Sousa Soares de Oliveira Braga
Abbreviation: MHB
Status: Active
R-000-BMG
0000-0003-4577-2154
DA1D-EDD1-1470
A-2491-2014
7101674050
Telf.Alt.: 22 508 1869
Voip: 3141
Extension: 3141
Rooms: H314

Duties

Category: Professor Associado
Career: Pessoal Docente de Universidades
Professional Group: Docente
Department: Department of Chemical and Biological Engineering
Interruption: Licença sabática
Interruption Start: 16-08-2025
Interruption End: 15-02-2026

Personal Presentation

MatER   Materials for Energy Research -NEW 
Scientific recognition of FEUP in 2024

José Maria Pinheiro 20/20 in his master's thesis!!! Congratulations!

Our first collaboration with Dr. José Costa, LAETA - DEMec, Thank you!
Manuela C. Baptista, Antonio B. Vale, Jose M. Costa, M. Helena Braga, Molecules (2025) 30(22), 4465, Robust All-Solid-State Batteries with Sodium Ion Electrolyte, Aluminum and Additive Manufacturing Inconel 625 ElectrodesJust accepted
https://doi.org/10.3390/molecules30224465

https://www.mdpi.com/journal/molecules/special_issues/579U151RY0  (New special issue with Prof. Anter El-Azab, Purdue University, US!)

In collaboration with  Atria University, and dedicated to Shri. Sunder Raju
, on being awarded an Honorary Doctorate by Visvesvaraya Technological University (VTU), India
Maria Helena Braga, Nishchith B.S., Radha Shivaramaiah, Ravi Kumar T.,  Battery Energy (2025) e70055, 1 of 10, Uncovering Full-Cell Cycling Morphology through a Rechargeable Sodium Ion Battery based on Tungsten Oxide and Sodium Prussian Blue Intercalation Chemistry  https://doi.org/10.1002/bte2.20250056 https://doi.org/10.1002/bte2.20250056

World’s Top 2% Scientists list (2024)       Absolute numbers are often deceiving…

In collaboration with India (REVA University, Atria University, Dayananda Sagar University, and M. S. Ramaiah University of Applied Sciences), our second work:
Golla Lavanya, S. Ashoka, B.S. Nishchith, K. Yogesh, Ravikumar B.S., Maria Helena Braga, Chemical Engineering Journal 2025, 167669, Effect of oxidizer-to-fuel ratio on manganese oxides formation and their physico-chemical properties towards supercapacitor application https://doi.org/10.1016/j.cej.2025.167669 

A new collaboration with FCT-NOVA, CENIMAT|i3N, especially Joana Vaz PintoLuís Pereira, and Rodrigo Martins within NGS: 
Congratulations, Tomás Prior, on your first paper! Excellent Master's project work!
Tomás Prior, Joana Figueira, Ângela Freitas, David Carvalho, Manuela C. Baptista, Hugo Lebre, Rodrigo Martins, Luís Pereira, Joana Vaz Pinto, and Helena Braga, Molecules (2025) 30(17), 3493, Surface Morphology and Electrochemical Behavior of Microstructured Cu Electrodes in All-Solid-State Sodium Batteries https://doi.org/10.3390/molecules30173493 

Another great collaboration within Project Pulselion logo, Horizon Europe gave another fruit:
Nico Zamperlin, Rosalia Cid, Ville Kekkonen, Arianna Pesce, Manar Cheddadi, Beatriz M. Gomes, Manuela C. Baptista, M. Helena Braga, Ander Orue, Pedro López-Aranguren, Journal of Power Sources, 655 (2025) 237986 Advanced Manufacturing of Thin-Film Lithium Metal Anode by Pulsed-Laser Deposition for Next-Generation Solid-State Batteries https://doi.org/10.1016/j.jpowsour.2025.237986 

Congratulations, José Pinheiroon your first paper! Excellent Master's project work!
José M. Pinheiro, Beatriz Moura Gomes, Manuela C. Baptista, M. Helena Braga, Molecules (2025) 30, 2974 Nickel-rich cathodes for solid-state lithium batteries: comparative study between PVA and PIB binders   https://doi.org/10.3390/molecules30142974 

And now... o
ur PEEC(s) MatER, Júlia Holtz and Mª Luís Pinto, have their first paper accepted. They started by,
ADVANCED FUNCTIONAL MATERIALS (IF: 19) Congratulations, Beatriz M. Gomes, Júlia Holtz, and Maria Luís Pinto! 
Beatriz M.Gomes, Júlia Holtz, Maria Luís Pinto, M. Helena Braga, Polaronic and Electrochemical Signatures in Group IVB (Ti, Zr, Hf) Oxides: Unified SKP–DFT Insights for Tunable Transport in Energy and Electronic Devices, Advanced Functional Materials, DOI: https://doi.org/10.1002/adfm.202509853

In collaboration with India (new Atria University), our first work:
Karthika Pichaimuthu, B.S. Nishchith (CoE, Atria University), Maria Helena BragaJournal of Energy Storage 131 (2025) 117534Sustainable, High Power Li-metal Battery with LiFePO4 and Activated Carbon from Terpene-Rich Orange Peel Composite Cathode (accepted) https://doi.org/10.1016/j.est.2025.117534  Thank you, Karthika and Nishchith!

Another great collaboration within Project Pulselion logo , Horizon Europe gave fruit:
Beatriz M. Gomes; Manuela C. Baptista; Ander Orue; Bhattacharjya Dhrubajyoti; Sylwia Terlicka; Peter Sjövall; Nico Zamperlin; Carlos Fonseca; Jasmin Smajic; Ville Kekkonen; Willar Vonk; Artur Tron; Andy Schena; Anwar Ahniyaz; M. Helena Braga, Energy Materials 2025; 5 All-Solid-State Lithium Batteries with NMC955 Cathodes: PVDF-Free Formulation with SBR and Capacity Recovery Insights https://doi.org/10.20517/energymater.2024.297  Paper is out there!


Sept. 2024,  Proud to be an Associate Editor of the prestigious Journal of Energy Storage (Elsevier) with Prof. Dr. Luisa Cabeza as Editor-in-Chief!
                                                     Project Pulselion logo    PULSELiON EU     
MHB 
Most important experience:
2008-2011 Research Scholar and Long Term Visiting Staff Member at Los Alamos National Laboratory (2008-2011).
2016-2019 Senior Research Fellow in the Materials Institute at the University of Texas at Austin, collaborating with Prof. John B. Goodenough, Nobel Prize in Chemistry 2019.

Main interests:
Her main interests include experimental and theoretical characterization of solid-state materials and devices (e.g., ferroelectrics, electrolytes, energy harvest and storage devices, and metal hydrides). Her activities include materials synthesis, characterization, and devices’ conceptualization (new architectures), assembly, and testing.
The experimental techniques she uses are electrical impedance spectroscopy, cyclic voltammetry, electrochemical cycling, ionic and electrical conductivity measurements, Differential Scanning Calorimetry, Scanning Electron Microscopy, X-ray photoelectron spectroscopy, X-ray and neutron diffraction, and spectroscopy, including Rietveld refinement and pair distribution function (PDF).
Her theoretical simulation tools include density function theory (DFT), phonon, molecular dynamics, electrical, optical, and mechanical properties calculations, and phase diagram assessment (using CALPHAD).
She is credited with having created ferroelectric-glassy electrolytes and novel device architectures.
 
Main recognitions:
World’s Top 2% Scientists list (2024)   
2024 FEUP Scientific Excellence Award
- Portuguese Materials Society (SPM), Maria Manuela Oliveira Award (2024)
World’s Top 2% Scientists list (2023)
- Scientific recognition FEUP in 2024, 2023, 2021, 2020, 2019, 2018, 2016, 2015, 2014, and 2007 for her publications and/or patents; Received on FEUP's day following two years.
- 2021 BIP PROOF award (Soli@uto team) with the support of Amadeu Dias Foundation, Santander Universities, and the University of Porto to develop a commercial prototype;
- 2020 Award "Personality" Exame Informática - Visão - Sapo (Portuguese) with SIC (TV); 
- 2014-2016 Special Visitor Researcher Grant of the CNPq (Brazilian Science Foundation);
- 2012 Luso-American Foundation (FLAD) Paper Grant to present the MRS 2012 invited talk in Boston, USA;
- 2008-2009 FCT Sabbatical fellowship; 

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