Graphene as a new page in Solid State Physics

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Graphene as a new page in Solid State Physics
L.A. Falkovsky Landau
Institute for Theoretical Physics Institute of
High Pressure Physics
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Graphene sample in the Hall conductivity
experiment
Novoselov et al (2005)
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Graphite Wallace, PR 71, 622 (1947) McClure, PR
108, 612 (1957) Slonczewski, Weiss, PR 109 (1958)
Nanotubes Saito, Fujita, Dresselhaus,
Dresselhaus, PRB 46, 1804 (1992)
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two-dimensional massless Dirac fermions
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Field-effect
Novoselov et al (2005)

• conductivity
• proportional to
• the carrier density

2) universal minimal conductivity
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Time and space dispersion of conductivity
Falkovsky and Varlamov (2006)
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optical conductivity
Falkovsky and Pershoguba (2007)
Gusynin and Sharapov (2007)
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optical transmittance of graphene
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graphene conductance
D. Basov et al (2008)
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Kleins paradox
Xgt0
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(2009)
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Bilayer graphene

field effect
electron dispersion
E2U/d
Novoselov et al Ohta et al Li et al Kuzmenko et
al Mak et al
bilayer
McCann, Falko (2006-2007)
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Graphite phonon modes
Mounet PRB (2005)
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