The French National Institute of Nuclear and Particle Physics (French : Institut national de physique nucléaire et de physique des particules, IN2P3), also known as CNRS Nucléaire & Particules, is the coordinating body for nuclear and particle physics in France. It was established in 1971 as a division of the French National Centre for Scientific Research (CNRS). Its purpose is "to promote and unite research activities in the various fields of physics".