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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    The SARRP irradiator




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News and Agenda


Publication of the EURADOS report on the 2017 internal dose assessment intercomparison

​In 2016, as part of the EURADOS network, IRSN proposed and organized an intercomparison on the lifetime dose assessment received by nuclear workers exposed to uranium. The results were summarized in a report, which has recently been published.



Two more awards for Nadia Benabdallah - IRPA congress 2018

​On June 8, 2018, Nadia Benabdallah won the Young Professional Award and the Young Professional public Award for her PhD thesis conducted at IRSN’s internal dose assessment laboratory (LEDI), during the European IRPA (International Radiation Protection Association) Congress held at The Hague in the Netherlands.



End of the first experimental campaign for the OECD's PRISME 3 project

PRISMES3_1.png​The first campaign of the PRISME 3 program, led under the auspices of the OECD, took place from October 2017 to March 2018 at the IRSN’s DIVA facility, where a renovated ventilation system installed in 2017 enables better measurement of combustion products and ventilation flow rate.



Publication of the book “Nuclear fusion reactor // safety and radiation protection considerations for demonstration reactor that follow the ITER facility”

​IRSN is publishing a new book in its Reference documents series, entitled “Nuclear fusion reactor // safety and radiation protection considerations for demonstration reactor that follow the ITER facility”. This publication will serve as a first reference document for projects to develop nuclear fusion reactors.



Nadia Benabdallah wins the PHENIICS Doctoral School Award

Nadia Benabdallah has won, on Monday May 28th,  the PHENIICS Doctoral School Award for her thesis "Optimization of dosimetry in alphatherapy by a multi-scale approach: application to the treatment of bone metastases with Ra-223", which she defended on December 21, 2017.​​​



The 16th issue of Aktis, IRSN’s scientific newsletter, is available

The sixteenth English-language issue of Aktis, the quarterly newsletter on IRSN’s research, is available on a HTML and PDF package. Aktis is published only in a digital version and available in HTML or text format for e-mail, RSS and pageflip PDF.​​​​



Reportage on CABRI CIP-Q test day, on April 16th

​​First test on the new water loop of CABRI reactor, the CIP-Q test took place on April 16th 2018. This test is part of CABRI international program (CIP) whose objective is to study reactivity-injection accidents. Back to the test day in video.​



Extension of the RESOH chair

​The RESOH chair, a training and research chair that studies the influence of inter-organizational relations (sub-contractor relations and project mode) on collective efforts to develop "safe industrial performance", has just been extended for 5 years. In this new phase, the French National Agency for Radioactive Waste Management (ANDRA) will join forces with the chair's long-standing partners: the Institut Mines-Télécom Atlantique (IMT Atlantique), Orano (formerly Areva), Naval Group (formerly DCNS) and the IRSN. ​



Publication of Eric Blanchardon's HDR report

​A new Autorization to Direct Research (HDR) dissertation is added to IRSN’s HDR series, defended by Eric Blanchardon and named “Development and application of methods for the assessment of radiation dose from internal radioactive contamination”. The report is now available in English.



2018 AGORAS Conference – Call for papers before June 1, 2018

​The ANR AGORAS (French acronym for Improving the Governance of Organizations and Stakeholder Networks in Nuclear Safety) project is launching a call for papers for its second conference, which will be organized by the Center for Organizational Sociology at the Institute for Political Studies in Paris and will be held on December 13 and 14, 2018, in Montrouge, France. The conference theme is “Lesson learned? Studying learning devices and processes in relation to technological accidents”.



HEIR 2018 conference - Call for presentations

​IRSN and CEA are jointly organizing the 12th edition of the International Conference on the Health Effects of Incorporated Radionuclides, HEIR 2018. The call for presentations is now open and will close on May 1, 2018. The conference will be held at IRSN on October 8-11, 2018 in Fontenay-aux-Roses (near to Paris), Building 01 Auditorium.



Presentation on the European approach for the medical and therapeutical management of mass radiation exposure, to be given at the EBMT's 2018 Annual Meeting

​During the Annual Meeting of the EBMT (European Society for Blood and Marrow Transplantation), being held from March 18 to 21, 2018, the EMBT's "Nuclear Accident Committee" (NAC), IRSN and Ulm University (Germany) will present "the European approach or the medical management of mass radiation exposure", to coincide with the recent 2017 edition of the guide to this approach.



IRSN's theses days 2018

​IRSN’s theses days 2018 will start on Monday March 19th until Thursday March 22nd 2018 and will take place in Annecy (France). This seminar, which takes place every year, is a unique event of exchange and conviviality for IRSN's PhD students.



The 15th issue of Aktis, IRSN’s scientific newsletter, is available

​​The fifteenth 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 modeling tritium transfer in the environment to assess its impact.



Publication of the book "Current state of research on pressurized water reactor safety"

​​​IRSN publishes a new book in its Science and Technology Series, entitled "Current state of research on pressurized water reactor safety". This publication reports on the progress of research and development concerning pressurized water reactors, which are the reactor type used in France.


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).