Is There a Minimum Size and a Maximum Speed for a Nanoscale Amplifier?

The C60 electromechanical amplifier is a working three-terminal device based on the modulation of the tunnel transport regime through a C60 molecule by a reversible deformation of its cage. We present the advantages of the planarization of this triode, such as a surface extension of less than 0.05 um**2 on the wafer and a large dynamic gain (G(d) > 40). High-speed operation (bandwidth greater than 1 GHz) and low energy dissipation in the attojoule range are discussed together with the technological difficulties of fabricating such a planar molecular triode.

By: C. Joachim, C. Bergaud, H. Pinna, H. Tang and J.K. Gimzewski

Published in: New York Academy of Sciences. Annals, volume 852, (no ), pages 243-56 in 1998

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