This is the continuation of the seminars the Applied Physics Scientific Section. You will be especially welcome if you are visiting the Centre, or other Trieste Institutes, as Associate Members, TRIL Fellows, or if you are from Affiliated Institutes in the various areas of Applied Physics. The summary of the seminar will be available at: http://www.ictp.it/~chelaf/ss135.html Refreshments will be served at the end of this event.