IRSN, Institut de radioprotection et de sûreté nucléaire

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Enhancing Nuclear Safety


Research at the IRSN

The mission of the IRSN in terms of research is not simply the acquisition of new scientific knowledge, but also the development of technical risk management tools and a contribution to the development of the expertise available within the Institute.

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News and Agenda


Thesis viva

​Manon Britel will defend her thesis Psychosocial analysis of radiation protection in medical field: Future opportunities for IRSN on Friday 14th February 2020 in Lyon (France)



Thesis viva

Benjamin Blaisot will defend his thesis "Dust mobilization by flashing of liquid jet: Application to the problematic of loss of vacuum due to water ingress in the ITER facility" on Monday 3rd February 2020 in Saclay (France)



54 thesis proposals for 2020!

​This year, IRSN is proposing 54 topics in all scientific disciplines, for PhD theses that will start in October 2020. A full description of each thesis project is available online, in the "Theses" section of the IRSN website, enabling applications to be filed directly with the thesis supervisor.



The 20th issue of Aktis, IRSN’s scientific newsletter, is available

In this issue, focus on the key to explosion risks in ITER facility : Dust behavior in the tokamak.



Publication of the book "Elements of Nuclear Safety - Research Reactors"

IRSN is publishing a new book in its Science and Technology Collection, entitled "Elements of nuclear safety - Research reactors". He reported on the progress of IRSN's research and development work in the field of nuclear safety on research reactors.



IRSN doctoral student receives a Young Investigator Award from the European Radiation Research Society

Rémi Guédon, a doctoral student at IRSN’s Laboratory for Radionuclide Ecotoxicology (LECO), received one of the 15 Young Investigator Awards presented by the European Radiation Research Society at the International Congress on Radiation Research 2019, held in Manchester from August 25 to 29, 2019.



ANR, INCa, Inserm and Anses calls for proposals: seven projects involving IRSN selected

​IRSN is involved in seven of the projects selected during the latest calls for proposals by the French National Research Agency (ANR), the French National Cancer Institute (INCa), Inserm and the French National Agency for Food, Environmental and Occupational Health and Safety (Anses) in the fields of cancer, health protection against ionizing radiation, and radioecology. Four of these projects are led by IRSN.


Our publishing

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Focus on...

  • CABRI CIP Program

    CABRI-programme_vignette_EN.jpgCreated in 2000, the objective of the Cabri International Program (CIP) is to study the behavior of nuclear fuel rods and cladding during a reactivity-injection accident (RIA) in a pressurized water reactor (PWR).