Italians Natta (the inventor of the first catalyst for the production of isotactic propylene and among the fathers of macromolecular chemistry, for which he won the Nobel prize for chemistry along with Karl Ziegler), Evangelista Torricelli (inventor of the barometer), Alessandro Volta (inventor of the electric battery), Guglielmo Marconi (inventor of radio), Antonio Meucci (known for developing a voice-communication apparatus, often credited as the inventor of the first telephone before even Alexander Graham Bell), Galileo Ferraris (one of the pioneers of AC power system, invented the first induction motor), Ettore Majorana (who discovered the Majorana fermions), and Carlo Rubbia (1984 Nobel
Memorial to Alessandro Valtrini case of Alessandro Valrtrini monument, a medallion-shaped portrait of Valtrini himself. Valtrini had been a wealthy donor during his lifetime. Three churches he had supported erected monuments to him, Il Gesù (where his body remained), Santa Maria sopra Minerva and the Bernini version in San Lorenzo in Damaso. He died in 1633. Francesco Barberini organised the Bernini commission in the late 1630s. Memorial to Alessandro Valtrini The Memorial to Alessandro Valtrini is a funerary monument designed by the Italian artist Gian Lorenzo Bernini in 1639, and executed by his workshop in the same year. It is situated in the church