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Наносистемы: физика, химия, математика

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Electrophysical properties of CNT. The augmented cylindrical wave method

Аннотация

Current-voltage characteristics of tunnel contact between semiconducting (and conducting) carbon nanotubes (CNT) of various diameters and system of periodically located quantum dots (and also in contact to metal) was obtained using density of states (DOS) investigation. DOS has been calculated by means of the method of attached cylindrical waves. At certain parameters for quantum dots, the current-voltage characteristics observed testify to the presence of negative differential conductivity.

Об авторах

A. Pak
Volgograd State University
Россия


M. Belonenko
Entropique Inc.; Volgograd Institute of Business
Канада


P. Dyachkov
Institute of General and Inorganic Chemistry named after N.C. Kurnakov RAS
Россия


Список литературы

1. E.G. Rakov. Carbon nanotubes in new materials. Russian Chemical, 82 (1), P. 27–47 (2013).

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3. M.B. Belonenko, N.G. Lebedev, A.V. Pak. Tunneling current of the contact impurity Graphene nanoribbon-quantum dots. Russian Physics Journal, 55 (6), P. 644–648 (2012).

4. M.B. Belonenko, A.V. Pak, N.G. Lebedev. Tunnel current between impurity graphene nanoribbons. Semiconductors, 47 (5), P. 649–651 (2013).

5. L.S. Levitov, A.V. Shitov. Green’s functions. Problems with solutions [In Russian]. Fizmatlit, oscow: 2003, 392 p.

6. P.N. D’yachkov, H. Hermann, D.V. Kirin. Electronic structure and interband transitions of metallic carbon nanotubes. Appllied Physics Letters, 81, P. 5228–5231 (2002).

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8. A.P. Silin. Semiconductive superlattice [In Russian]. Physics-Uspekhi, 147 (3), P. 485–516 (1985)


Рецензия

Для цитирования:


 ,  ,   . Наносистемы: физика, химия, математика. 2013;4(4):564-569.

For citation:


Pak A.V., Belonenko M.B., Dyachkov P.N. Electrophysical properties of CNT. The augmented cylindrical wave method. Nanosystems: Physics, Chemistry, Mathematics. 2013;4(4):564-569.

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