Download Applied Physics of Carbon Nanotubes: Fundamentals of Theory, by Slava V. Rotkin, Shekhar Subramoney PDF

By Slava V. Rotkin, Shekhar Subramoney

The booklet describes the cutting-edge in basic, utilized and gadget physics of nanotubes, together with fabrication, manipulation and characterization for equipment functions; optics of nanotubes; shipping and electromechanical units and basics of thought for functions. this knowledge is important to the sphere of nanoscience given that nanotubes have the capability to turn into a really major digital fabric for many years to come back. The publication will profit all all readers drawn to the applying of nanotubes, both of their theoretical foundations or in newly constructed characterization instruments which can allow sensible equipment fabrication.

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Additional resources for Applied Physics of Carbon Nanotubes: Fundamentals of Theory, Optics and Transport Devices

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In this study we modelled IV curves for the METFET’s with local gates with widths of the order of 5–50 nm. The lower limit is the typical size of a scanning tip, which may touch the M–SWNT channel, while the upper limit is about the size of a metal nanointerconnect [63] that can be lithographically fabricated close to the SWNT channel. We note that at the points of the metal–semiconductor junction (at the edge of the gated region) a charge accumulation may happen. In a sense, this metal–semiconductor junction boundary becomes a side of a 1D capacitor with a capacitance ∼ W/2 ln(W/R).

References 1. P. Feynman: There’s plenty of room at the bottom: An invitation to enter a new field of physics. In: Engineering and Science, vol XXIII, No. 5, (Caltech 1960) pp 22–36 2. S. Iijima: Nature 354, 56 (1991) 3. M. Damnjanovi´c, I. Miloˇsevi´c, T. Vukovi´c, B. Nikoli´c and E. Dobardˇzi´c: “Symmetry Based Fundamentals on Carbon Nanotubes”, Chapter 2, in this volume. 4. Phaedon Avouris, Marko Radosavljevi´c and Shalom J. Wind: “Carbon Nanotube Electronics and Optoelectronics”, Chapter 9, in this volume.

V. 3 Fig. 9. Band gap variation of a [17,0] zigzag nanotube with increasing field strength. 36) when the total potential drop becomes comparable with the energy distance between neighboring subbands. As the field increases beyond Ec , the energy band minimum shifts away from the original Fermi point k = 0, and splits into multiple valleys. As a result, the gap does not exceed some critical value beyond which a further increase of the field closes the gap (see Fig. 9). The maximum band gap opening at Ec is obtained within the perturbation theory as follows: Eg ∼ v2 (eEc R)2 ∼ F 2.

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