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Professional researchers and academics
Students (Master’s or PhD)
Registration only; excludes meal plan
International researchers and professionals
International graduate students
Formal dinner event
Guided excursion
Your registration is only confirmed upon receipt of full payment. A confirmation email will be sent once the transaction is processed.
To qualify for the Graduate Student rate, proof of enrollment (e.g., a student ID or letter from the university) must be uploaded during registration or sent to the organizing committee.
The Conference Banquet and Iguassu Falls Tour have limited capacity. Tickets are sold on a first-come, first-served basis. These items are non-refundable after July, 31st 2026 due to advance commitments with external vendors and venues.
The organizers are not responsible for personal accidents, sickness, or loss/damage to personal property of participants during the event or the optional tours.
Be part of the premier global event in nitrogen fixation research. Connect with experts, present your work and help shape the future of our field.
We are delighted to invite you to the 23rd International Congress on Nitrogen Fixation (ICNF) to be held in the vibrant city of Foz do Iguaçu, Brazil, from August 30 to September 3, 2026.
This congress is the premier global event in our field, with a rich history spanning nearly five decades. It serves as a crucial platform for leading researchers, innovators, and professionals to share and discuss the latest scientific and technological advances in nitrogen fixation.
Join us in Brazil for this landmark event as we collectively shape the future of nitrogen fixation research.
Stay tuned for more details on registration, abstract submission, and keynote speakers, which will be announced on this website soon.
We look forward to welcoming you to ICNF 2026!
Sincerely,
The ICNF 2026 Organizing Committee
Foz do Iguaçu is a Brazilian city on the border with Argentina and Paraguay. It's known for the massive Iguaçu Falls, which consists of hundreds of cascades stretching for nearly 3 kilometers.
The city offers a unique blend of natural beauty, cultural diversity, and modern infrastructure, making it the perfect location for the 23rd ICNF 2026.