Relativistic magnetotransport in graphene, at quantum ... - ICTP

Collective cyclotron resonance
S. Hartnoll and C Herzog, 2007;
Relativistic magnetohydrodynamics: pole in AC response
Pole in the response
c
FL
2
c
( ε + P)
v
m
ω ωc
iγ
− ± =
∗
Collective cyclotron frequency of the relativistic plasma
ρ B c
ω = ↔ ω
Broadening of resonance:
F
MM, and S. Sachdev, 2008
=
e
γ = σ
B
Q
2 ( B c)
2 ( ε + P)
/ v
Observable at room temperature in the GHz regime!
c
F