Scaling Of The Coulomb Energy Due To Quantum Fluctuations In The Charge Of A Quantum Dot
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Scaling Of The Coulomb Energy Due To Quantum Fluctuations In The Charge Of A Quantum Dot. / Molenkamp, L.W.; Flensberg, Karsten; Kemerink, M.
In: Physical Review Letters, Vol. 75, No. 23, 04.12.1995, p. 4282-4285.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Scaling Of The Coulomb Energy Due To Quantum Fluctuations In The Charge Of A Quantum Dot
AU - Molenkamp, L.W.
AU - Flensberg, Karsten
AU - Kemerink, M.
PY - 1995/12/4
Y1 - 1995/12/4
N2 - The charging energy of a quantum dot is measured through the effect of its potential on the conductance of a second dot. This technique allows a measurement of the scaling of the dot's charging energy with the conductance of the tunnel barriers leading to the dot. We find that the charging energy scales quadratically with the reflection probability of the barriers. In a second experiment we study the transition from a single to a double-dot which exhibits a scaling behavior linear in the reflection probability. The observed power-laws agree with a recent theory.
AB - The charging energy of a quantum dot is measured through the effect of its potential on the conductance of a second dot. This technique allows a measurement of the scaling of the dot's charging energy with the conductance of the tunnel barriers leading to the dot. We find that the charging energy scales quadratically with the reflection probability of the barriers. In a second experiment we study the transition from a single to a double-dot which exhibits a scaling behavior linear in the reflection probability. The observed power-laws agree with a recent theory.
KW - cond-mat
U2 - 10.1103/PhysRevLett.75.4282
DO - 10.1103/PhysRevLett.75.4282
M3 - Journal article
C2 - 10059865
VL - 75
SP - 4282
EP - 4285
JO - Physical Review Letters
JF - Physical Review Letters
SN - 0031-9007
IS - 23
ER -
ID: 41038286