Download Electrical Conduction in Graphene and Nanotubes by Shigeji Fujita PDF

By Shigeji Fujita

Written in a self-contained demeanour, this textbook permits either complicated scholars and training utilized physicists and engineers to profit the proper features from the ground up. All logical steps are laid out with no omitting steps.
The e-book covers electric delivery houses in carbon dependent fabrics by way of facing statistical mechanics of carbon nanotubes and graphene - offering many clean and occasionally scary perspectives. either moment quantization and superconductivity are coated and mentioned completely. an in depth checklist of references is given in spite of everything of every bankruptcy, whereas derivations and proofs of particular equations are mentioned within the appendix.
The skilled authors have studied shipping in carbon nanotubes and graphene for a number of years, and feature contributed relevantly to the certainty and extra improvement of the sector. The content material is predicated at the fabric taught through one of many authors, Prof Fujita, for classes in quantum idea of solids and quantum statistical mechanics on the collage at Buffalo, and a few issues have additionally been taught through Prof. Suzuki in a direction on complex condensed subject physics on the Tokyo college of Science.
For graduate scholars in physics, chemistry, electric engineering and fabric sciences, with a data of dynamics, quantum mechanics, electromagnetism and solid-state physics on the senior undergraduate point. encompasses a huge numbers of exercise-type difficulties

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Additional resources for Electrical Conduction in Graphene and Nanotubes

Example text

To illustrate let us examine the same system from the classical point of view. In equilibrium the classical electron distribution is lattice periodic, so there is one electron near each ion. The electron will not move in the greatly reduced field. We now assume that electrons move independently in the effective potential field eff. 51) This Hamiltonian C is a far better approximation to the original Hamiltonian A than the Hamiltonian B. In C both interelectronic and interionic Coulomb repulsion are not neglected but are taken into consideration self-consistently.

1. 3. We follow Dirac [9] and obtain the eigenvalues, (n′ + 1/2)ħω, where n′ is the eigenvalues of n = a†a, n′ = 0, 1, 2, … 2. 1, where a general theory for a quantum many-boson and fermion system is presented. 2 Semiclassical Theory of Electron Dynamics Electrons and phonons are regarded as waves packets in solids. Dirac showed that the wave packets move, following classical equations of motion [9]. The conduction electron (“electron,” “hole”) size is equal to the orthogonal unit cell size. The phonon size is about two orders of magnitude greater at room temperature.

This picture was obtained with the aide of Bloch’s theorem, and hence it is a result of quantum theory. To illustrate let us examine the same system from the classical point of view. In equilibrium the classical electron distribution is lattice periodic, so there is one electron near each ion. The electron will not move in the greatly reduced field. We now assume that electrons move independently in the effective potential field eff. 51) This Hamiltonian C is a far better approximation to the original Hamiltonian A than the Hamiltonian B.

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