Consumer electronic devices are made from materials that we have been using for more than 60 years, mainly silicon, germanium ...

IN a recent paper, 1 Gerlach and Schneiderhan have described some experiments on the electrical resistance of nickel ... The accuracy with which this relation holds good for all temperatures ...

Federighi and Passari 1 have recently directed attention to the increase in electrical resistivity associated with the early stages, of ageing in binary aluminium alloys in which age-hardening ...