IBM to present record-breaking carbon transistors

01 Nov 2011


Carbon-based transistors are breaking records and performing better than silicon counterparts, according to two upcoming presentations at the 2011 IEEE International Electron Devices Meeting.

The transistors are made up of carbon nanotubesIBM will describe a 280GNz transistor made from synthesised graphene, which has achieved record radio-frequency performance. The company has demonstrated a 280-GHz cut-off frequency in a 40-nm gate-length FET, the fastest ever reported from synthesized graphene. They also achieved record high output current (5 mA/µm) and transconductance (2 mS/µm) in synthesized graphene FETs, reports Electronics News. IBM's second paper will look at Sub-10-nm Carbon Nanotube Transistors, outlining the first experimental demonstration of such a product.

Both papers will be presented at the 2011 IEEE International Electron Devices Meeting, on the 5-7 December in Washington.

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