Coulomb drag of luttinger liquids and quantum hall edges
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Coulomb drag of luttinger liquids and quantum hall edges. / Flensberg, Karsten.
In: Physical Review Letters, Vol. 81, No. 1, 06.07.1998, p. 184-187.Research output: Contribution to journal › Journal article › peer-review
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TY - JOUR
T1 - Coulomb drag of luttinger liquids and quantum hall edges
AU - Flensberg, Karsten
PY - 1998/7/6
Y1 - 1998/7/6
N2 - We study the transconductance for two coupled one-dimensional wires or edge states described by Luttinger liquid models. The wires are assumed to interact over a finite segment. We find for the interaction parameter g = 1/2 that the drag rate is finite at zero temperature, which cannot occur in a Fermi-liquid system. The zero temperature drag is, however, cut off at low temperature due to the finite length of the wires. We also consider edge states in the fractional quantum Hall regime, and suggest that low temperature enhancement of the drag effect might be seen in this regime.
AB - We study the transconductance for two coupled one-dimensional wires or edge states described by Luttinger liquid models. The wires are assumed to interact over a finite segment. We find for the interaction parameter g = 1/2 that the drag rate is finite at zero temperature, which cannot occur in a Fermi-liquid system. The zero temperature drag is, however, cut off at low temperature due to the finite length of the wires. We also consider edge states in the fractional quantum Hall regime, and suggest that low temperature enhancement of the drag effect might be seen in this regime.
UR - http://www.scopus.com/inward/record.url?scp=4244117010&partnerID=8YFLogxK
U2 - 10.1103/PhysRevLett.81.184
DO - 10.1103/PhysRevLett.81.184
M3 - Journal article
AN - SCOPUS:4244117010
VL - 81
SP - 184
EP - 187
JO - Physical Review Letters
JF - Physical Review Letters
SN - 0031-9007
IS - 1
ER -
ID: 199596180