Theory of Bilayer Graphene Spectroscopy - download pdf or read online

By Marcin Mucha-Kruczy?ski

ISBN-10: 3642309356

ISBN-13: 9783642309359

ISBN-10: 3642309364

ISBN-13: 9783642309366

This thesis provides the idea of 3 key components of optical spectroscopy of the digital excitations in bilayer graphene: angle-resolved photoemission spectroscopy (ARPES), obvious variety Raman spectroscopy, and far-infrared (FIR) magneto-spectroscopy. Bilayer graphene (BLG) is an atomic two-dimensional crystal including honeycomb monolayers of carbon, prepared based on Bernal stacking. The unperturbed BLG has a different band constitution, which beneficial properties chiral states of electrons with a attribute Berry part of 2$\pi$, and it has flexible houses that are managed by means of an externally utilized transverse electrical box and pressure. it truly is proven during this paintings how ARPES of BLG can be utilized to procure direct information regarding the chirality of electron states within the crystal. the writer is going directly to describe the impression of the interlayer asymmetry, which opens a spot in BLG, on ARPES and on FIR spectra in a powerful magnetic box. eventually, he offers a entire conception of inelastic Raman scattering leading to the electron-hole excitations in bilayer graphene, at 0 and quantizing magnetic fields. This predicts their polarization homes and weird choice principles when it comes to the inter-Landau-level transitions.

Show description

Read or Download Theory of Bilayer Graphene Spectroscopy PDF

Similar theory books

New PDF release: Governance Theory: A Cross-Disciplinary Approach

Confusion approximately governance abounds. Many lack appreciation of the way diversified traditions of concept within the social sciences give a contribution to our figuring out. This publication tackles those weaknesses head on and goals to supply a much broader imaginative and prescient of the realm, analyzing 3 serious parts of perform: environmental, company and participatory governance.

Demerson N. Gonçalves, Renato Portugal (auth.), Andrew's Theory of Quantum Computation, Communication, and PDF

This e-book constitutes the completely refereed post-workshop complaints of the 4th Workshop on concept of Quantum Computation, conversation, and Cryptography, TQC 2009, held in Waterloo, Canada, in may well 2009. the ten revised papers awarded have been rigorously chosen in the course of rounds of reviewing and development.

n/a's Madelung.Teoriya.Tverdogo.Tela PDF

The subsequent description is in Russian (transliterated), by way of an automatic English translation. We make an apology for inaccuracies within the computer-generated English translation. Please be at liberty to touch us for a correct human English translation, which good feel free to arrange upon requestTrans.

Extra resources for Theory of Bilayer Graphene Spectroscopy

Example text

14, for (a) whole Brillouin zone; (b) and (c) valley K + ; (d) and (e) valley K − . Energy corresponding to each map is given with respect to the Dirac point. The length of the 8π side of the map in the reciprocal space is 10π 3a and 75a for (a) and (b)–(e), respectively. 46 Å The peculiar behaviour of the ARPES intensity as a function of the azimuthal angle ϕ around the valley K ξ has been noticed before for bulk graphite [9]. As shown, its origins lie purely in the hexagonal symmetry of graphene.

H. Lui, J. F. Heinz, Observation of an electric-field-induced band gap in bilayer graphene by infrared spectroscopy. Phys. Rev. Lett. 102, 256405 (2009) 27. M. Mucha-Kruczy´nski, E. I. Fal’ko, Electron-hole asymmetry and energy gaps in bilayer graphene. Semicond. Sci. Technol. 25, 033001 (2010) 28. E. I. Fal’ko, Landau level degeneracy and quantum hall effect in a graphite bilayer. Phys. Rev. Lett. 96, 086805 (2006) 29. L. I. Fal’ko, Optical and magneto-optical far-infrared properties of bilayer graphene.

N. A. de Heer, A. Lanzara, Synthesis and characterization of atomically thin graphite films on a silicon carbide substrate. J. Phys. Chem. Solids 67, 2172 (2006) 11. M. Sprinkle, D. Siegel, Y. Hu, J. Hicks, A. Tejede, A. Taleb-Ibrahimi, P. Le Fèvre, F. Bertran, S. Vizzini, H. Enriquez, S. Chiang, P. Soukiassian, C. A. de Heer, A. H. Conrad, First direct observation of a nearly ideal graphene band structure. Phys. Rev. Lett. 103, 226803 (2009) 12. S. Dedkov, M. Fonin, C. Laubschat, A possible source of spin-polarized electrons: the inert graphene/Ni(111) system.

Download PDF sample

Theory of Bilayer Graphene Spectroscopy by Marcin Mucha-Kruczy?ski

by Mark

Rated 4.94 of 5 – based on 5 votes