National Research Council – SuPerconducting and other INnovative materials and devices institute, Italy
CNR SPIN Napoli marco.salluzzo@spin.cnr.it
CNR SPIN Napoli alessia.sambri@spin.cnr.it
CNR SPIN and University of Genova
marre@fisica.unige.it
National Research Council – SuPerconducting and other INnovative materials and devices institute, Italy