42°27′14″N 13°34′34″E ﻿ / ﻿ 42.454°N 13.576°E ﻿ / 42.454; 13.576 The VIP2 experiment (Violation of the Pauli Principle) is an atomic physics experiment studying the possible violation of the Pauli exclusion principle for electrons. The experiment is located in the underground laboratory of Gran Sasso, LNGS-INFN, near the town L'Aquila in Italy. It is run by an international collaboration of researchers from Austria, Italy, France and Romania. The sources for funding include the INFN (Italy), the Austrian Science Fund and the John Templeton Foundation (JTF). Within the JTF project, also the implications for physics, cosmology and philosophy are being investigated.