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  About NUREH-21

NURETH is the premier gathering for experts in nuclear reactor thermal hydraulics related topical areas. This meeting is held every two years.


The Thermal-Hydraulics Division of the Korean Nuclear Society is pleased to host NURETH-21 in Busan, Republic of Korea. Busan is an ideal location for the NURETH-21 participants for their dedicated discussion of the future of nuclear thermal-hydraulics and their relaxation with cultural experience on the world-famous seashore area.


We are excited and looking forward to welcome participants to NURETH-21 from around the world to a world-famous nuclear city.



21st International Topical Meeting on Nuclear Reactor Thermal Hydraulics (NURETH-21)


Innovation in Thermal Hydraulics for Nuclear Future


August 31 (Sun) – September 5 (Fri), 2025

Official Language


Hosted by

Thermal-Hydraulics Division of the Korean Nuclear Society

Sponsored by

Supported by

Secretariat Office




The Plan Co.

3F, Jung E&C Bldg., 31-5, Seocho-daero 58-gil, Secho-gu, Seoul 06632 Korea
T. +82-2-538-2042~3 · F. +82-2-538-1540

For general inquiries 

For technical program 

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