IRSN, Institut de radioprotection et de sûreté nucléaire

Search our site :


Contact us :

En Fr

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.

 View the presentation

 View the IRSN research teams

 View the research programs

All the news

News and Agenda


IRSN researcher wins a best poster award in radiobiology

​Olivier Guipaud received a best poster award in radiobiology at the ENLIGHT (European Network for Light ion Hadron Therapy) annual meeting, held on July 1–3 in Caen.



The IRSN recognized at the last SFRP conference

​The French Radioprotection Society (SFRP) conference was held from June 18-20 in La Rochelle and was a great success! The IRSN played a key role in the event by presiding over nearly half of the sessions and co-leading four of the nine tutorials.



The 19th issue of Aktis, IRSN’s scientific newsletter, is available

The nineteenth English-language issue of Aktis, the quarterly newsletter on IRSN’s research, is available on a HTML and PDF package. In this issue, focus on whether the vascular endothelium is a key target for improving radiotherapy treatments.



An IRSN doctoral student wins a Young Scientist Award

​​Alexia Lapière, a doctoral student at the Radiobiology of Medical Exposure Laboratory (LRMed), won the third Young Scientist Award during the 13th International Probiotic Congress (IPC). This was the fourth award presented to the doctoral student since the beginning of her thesis.



Reduction of the side effects of aerodigestive tract radiotherapy on bone tissue. Launch of the IXBONE project

​The IRSN has launched its IXBONE project, which aims to develop a new cell therapy strategy to limit induced side effects on bone tissue following radiation therapy used in the treatment of cancers of the upper respiratory and digestive tracts. The project receives funding from the ANR (Agence nationale de la recherche) obtained under the 2018 call for projects PRCE "Projet de recherche collaborative-Entreprise".



HDR viva

​Christelle Huet has defended her HDR Accidents radiologiques et radiothérapie stéréotaxique : développements méthodologiques pour une dosimétrie optimisée on 9th July 2019 in Fontenay-aux-Roses (France).



HDR viva

​​​Alkiviadis Gourgiotis has defended his HDR Sur le chemin de l’isotopie : développements analytiques et applications à la géochimie et à la radioprotection on 1st July 2019 in Fontenay-aux-Roses (France).



The IRSN strengthens its commitment towards open science

​The IRSN's scientific publications will now be automatically uploaded to the French national open archive HAL​ (Hyper articles en ligne), which was created in 2001 by the CNRS's Center for Direct Scientific Communication (CCSD). Anyone can now access the IRSN's digital research articles for free in accordance with the distribution rights specified by the publisher.



Symbiotic bacteria at the origin of magnetoreception in a microorganism

​A team of researchers primarily from the Biam (CEA-CNRS-Université Aix-Marseille) and the IRSN has discovered symbiotic behavior between magnetotactic bacteria and eukaryotic microorganisms.



IRSN doctoral students win lots of awards!

​This is a good time for IRSN doctoral students, whether they are just starting their thesis or recently defended it. On May 29, one of these students received one of the annual thesis prizes awarded by the PHENIICS Doctoral School. Two other doctoral students also received awards in recent weeks.



DIÈSE, a new facility to analyze particle deposition in a full-scale ventilation system

​A new facility called DIÈSE, dedicated to studying particle transfer in a full-scale ventilation system, has just been commissioned on the IRSN Saclay site.


Our publishing

View the scientific publications

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).