Current Bistability and Hysteresis in Strongly Correlated Quantum Wires
- 17 April 2000
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review Letters
- Vol. 84 (16), 3682-3685
- https://doi.org/10.1103/PhysRevLett.84.3682
Abstract
Nonequilibrium transport properties are determined exactly for an adiabatically contacted single-channel quantum wire containing one impurity. Employing the Luttinger liquid model with interaction parameter , for very strong interactions , and sufficiently low temperatures, we find an S-shaped current-voltage relation. The unstable branch with negative differential conductance gives rise to current oscillations and hysteretic effects. These nonperturbative and nonlinear features appear only out of equilibrium.
Keywords
This publication has 20 references indexed in Scilit:
- Carbon nanotube intramolecular junctionsNature, 1999
- Luttinger-liquid behaviour in carbon nanotubesNature, 1999
- Dimensionality-Driven Insulator-to-Metal Transition in the Bechgaard SaltsScience, 1998
- Nonuniversal Conductance Quantization in Quantum WiresPhysical Review Letters, 1996
- Observation of Chiral Luttinger Behavior in Electron Tunneling into Fractional Quantum Hall EdgesPhysical Review Letters, 1996
- Voltage-Biased Quantum Wire with ImpuritiesPhysical Review Letters, 1996
- Exact nonequilibrium transport through point contacts in quantum wires and fractional quantum Hall devicesPhysical Review B, 1995
- Reduction of quantized conductance at low temperatures observed in 2 to 10 μm-long quantum wiresSolid State Communications, 1995
- Electrical transport in open and closed systemsZeitschrift für Physik B Condensed Matter, 1987
- Nonequilibrium Phase Transitions in SemiconductorsPublished by Springer Science and Business Media LLC ,1987