November 09 - 13, 2026

Wren 2026 - schedule

Workshop on Renewable Energies and Nanotechnology

08:30 - 09:00 Opening / Seminar 1
Welcome to WREN 2026
Antonio Maia — UFPA
09:00 - 09:50 Seminar 2
Artificial Intelligence Applications in Renewable Energy Device Development: Recent Advances and Emerging Trends
David L. Azevedo — University of Brasília (UnB), BR
10:00 - 10:50 Seminar 3
Accelerating Materials Discovery Using Machine Learning Techniques for Renewable Energy and Sustainability Solutions
Stanislav R. Stoyanov — Natural Resources Canada, CanmetENERGY Devon, Canada
10:50 - 11:10 — Coffee Break
11:15 - 12:00 Seminar 4
Hydrogen production by ethanol-assisted electrolysis on board of vehicles for their electric propulsion
Germano Tremiliosi-Filho — USP - Institute of Chemistry - São Carlos
12:00 - 14:30 — Lunch Break
14:30 - 15:10 Seminar 5
Active Learning–Driven Design of g-C₃N₄ Photocatalysts for Solar CO₂ Reduction
T. Andrade-Filho1, S. Amorim2, A.M.J. Chaves Neto3
1,2 UNIFESSPA Marabá | 3 UFPA
15:20 — Coffee Break
16:40 - 17:20 Seminar 6
AI Paradoxes: Between Model Scalability and Energy Efficiency Limits
Marcelo Ricardo Souza Siqueira — Federal University of Amapá
08:30 - 09:00 Seminar 7
Atomic Layer Deposition: A Precision Engineering Tool for Overcoming Material Challenges in Renewable Energy Devices
Mario A. Hidrogo-Ricoa, Diego G. Guzmánb, Francisco C. Marquesb, Eduardo Martínez-Guerraa
a CIMAV Mexico | b UNICAMP BR
09:00 - 09:50 Seminar 8
Micro hydropower as a sustainable solution to energy poverty in rural Amazon: technical-ecological issues
André Luiz Amarante Mesquita — Federal University of Pará, Tucuruí, Brazil
10:00 - 10:50 Seminar 9
Wake rotation Analysis of Dual-Rotor Applied to Axial Turbines
J. R. P. Vaza, D. A. T. D. do Rio Vaza, E. F. Linsb
a UFPA Ananindeua | b University of Calgary
10:50 - 11:10 — Coffee Break
11:15 - 12:00 Cultural Event
Cultural Program
12:00 - 14:30 — Lunch Break
14:30 - 15:10 Seminar 10
How Atomic Edges Turn Carbon into Nanoscale Electronics
Jordan Del Nero — Faculty of Physics, UFPA, Belém, PA
15:10 — Coffee Break
16:40 - 17:20 Poster Session
Poster Presentation Session
08:30 - 09:00 Short Course
Methodological Foundations: Preparation and Electrochemical Evaluation of Materials for Fuel Cell and Electrolyzer Electrocatalysts
Juan Carlos Carrilho Rodriguez — CIMAV, Monterrey, MEX
09:00 - 09:50 Seminar 11
Chemical Mapping of High-Temperature Deposited NiOx with XPS
Zeno de C. Brandão, Francisco das C. Marques — UNICAMP
10:00 - 10:50 Roundtable
Renewable Energy, Nanotechnology and Sustainability Powered by Artificial Intelligence
Panelists: Stanislav R. Stoyanov, Juan Carlos, Abel Gomes Neto, Eduardo Guerra.
Moderator: Antonio Maia
10:50 - 11:10 — Coffee Break
11:15 - 12:00 Cultural Event
Cultural Program
Technical Visit

Technical Visit to Salinas

Full-day technical visit schedule (UFPA-Salinas).

09:00 - 09:50 Closing Ceremony
Closing Session — WREN 2026 Conclusion
Antonio Maia — UFPA-BRA