A new transistor, made out of the amazing new nanomaterial graphene (a sheet of carbon atoms just one atom thick)has beaten the record for the fastest transistor at 100 GHz. There have been a number of transistor innovations in the last couple of years, including the recent creation of transistors mimicking brain behavior.
Most of the other graphene-based transistors have been created from flakes of graphene, but this device is more in line with the techniques used by the semiconductor industry. According to Phaedon Avouris, one of the IBM researchers who performed this research, "Our work is the first demonstration that high-performance graphene-based devices can be fabricated on a technologically relevant wafer scale."
Graphene transistors cannot be used in digital circuits, though they can boost an analog signal, such as those used in some forms of imaging technology, like radar and medical scanning. Such technology, once perfected, could allow for major miniaturization and enhancement of such technologies.
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