The interaction with virtual particles also explains the small (about 0.1 ) deviation of the intrinsic magnetic moment of the electron from the Bohr magneton (the anomalous magnetic moment).

Alongside the 12 thematic conventions against terrorism, and in the absence of a universally agreed definition of terrorism, the List stands both as a symbol of international resolve and as a practical measure to address the global challenge to international peace and security posed by Al Qaida, the Taliban and their associates.