Seminars and participation to international conferences

- Cosmic Ray International Seminar - CRIS 2016,
Contribution : Particle physics and cosmology with H.E.S.S.
Ischia, Italy, July 2016

- General assembly of the International Astronomical Union,
Contributions : Dark matter searches with H.E.S.S., measurement of the EBL
Honolulu, Hawaii, August 2015

- Axion theory and searches,
Contribution : Searches for axions in astrophysical environments
CEA Saclay, June 2015

- Seminar at the NSF in support of the IAXO project
Effect of axions on the cosmological propagation of high-energy photons
Washington DC, June 2015

- Seminar on axion phenomenology
University of Zaragoza, Spain, January 2015

- Seminar on gamma-ray astronomy and fundamental physics
University of Dublin, Ireland, November 2014

- Very-High Energy Phenomena in the Universe 2014
Contributions : chair of the dark matter session, member of the Scientific Advisory committee, talk on H.E.S.S. highlights
Quy Nhon, Vietnam, August 2014

- Seminar on fundamental physics with CTA
CTA workshop, Observatoire de Paris, July 2014

- Seminar on fundamental physics with gamma rays
Observatoire de Strasbourg, April 2014

- Seminar on axion and modified gravity phenomenology
Institut de Physique Théorique, Saclay, March 2014

- Seminar on cosmology with gamma rays
Institut d'Astrophysique Spatiale, Orsay, January 2014

- Seminar on searches for dark matter
University College of London, UK, December 2013

- Seminar on searches for dark matter
University Paris Sud, Orsay, October 2012

- Supersymmetry 2012
Contribution : searches for dark matter with gamma-rays
Beijing, China, August 2012

- Seminar on gamma-ray astronomy
Direction des Sciences de la Matière, Saclay, March 2012

- Seminar on gamma-ray astronomy
Université de Rennes, July 2011

- Frontiers of Fundamental Physics
Contribution : Dark matter seaches with gamma rays
Paris, July 2010

- Terascale workshop
Contribution : Search for dark matter with cosmic leptons
Heidelberg, Germany, April 2010

- Multi-cube Approach to Dark Matter
Contribution : Dark matter seaches with Cherenkov telescopes
University of Padova, Italy, March 2010

- TeV Particle Astrophysics 2009
Contribution : On the cosmic lepton anomalies
Stanford Univesity, USA, July 2009

- Invisible Universe conference
Contribution : Leptonic anomalies in cosmic ray spectra
Paris, July 2009

- Rencontres de Blois 2009
Contribution : dark matter and cosmic leptons
Blois, June 2009

- RICAP 2009
Contribution : dark matter searches with H.E.S.S.
Roma, Italy, June 2009

- and more...