The 13th International Conference on Heat Transfer and Fluid Flow (HTFF 2026) aims to become the leading annual conference in fields related to heat transfer, fluid flow, and energy. The goal of this fluid flow and heat transfer conference 2026 is to gather scholars from all over the world to present advances in the relevant fields and to foster an environment conducive to exchanging ideas and information. This conference will also provide an ideal environment to develop new collaborations and meet experts on the fundamentals, applications, and products of the mentioned fields.

Submissions in the form of extended abstracts, short papers, and full manuscripts are welcome.

• all submitted papers will be peer-reviewed
• the congress proceedings will be published under an ISSN and ISBN number
• the conference proceedings will be indexed by Scopus, Google Scholar and Semantic Scholar
• each paper will be assigned a unique DOI number by Crossref
• the proceedings will be permanently archived in Portico (one of the largest community-supported digital archives in the world).
• selected papers from the congress will be submitted for possible publication in the Journal of Fluid Flow, Heat and Mass Transfer (JFFHMT).