ScienceDaily (Sep. 7, 2012) — Werner Heisenberg's uncertainty principle, formulated by the theoretical physicist in 1927, is one of the cornerstones of quantum mechanics. In its most familiar form, it says that it is impossible to measure anything without disturbing it. For instance, any attempt to measure a particle's position must randomly change its speed. The principle has bedeviled quantum physicists for nearly a century, until recently, when researchers at the University of Toronto demonstrated the ability to directly measure the disturbance and confirm that Heisenberg was too pessimistic
Non puoi inviare messaggi. Puoi vedere le discussioni. Non puoi rispondere. Non puoi modificare. Non puoi cancellare. Non puoi aggiungere sondaggi. Non puoi votare. Non puoi allegare files. Non puoi inviare messaggi senza approvazione.