The 52nd edition of JCAT will take an international connotation: scientists worldwide will present their latest study based on calorimetry and thermal analysis techniques. After the JCAT-34, held in Mulhouse in 2003, we are glad to welcome this new edition of JCAT-52, and specifically invite participants from France, Germany, Switzerland, and from the EUCOR network (the European campus and the French Grand-East Region) to renew with collaborations for building international project consortium