Nonequilibrium phenomena in high Landau levels
Developments in the physics of 2D electron systems during the last decade revealed a new
class of nonequilibrium phenomena in the presence of a moderately strong magnetic field …
class of nonequilibrium phenomena in the presence of a moderately strong magnetic field …
Shubnikov–de Haas-like oscillations in millimeterwave photoconductivity in a high-mobility two-dimensional electron gas
Millimeterwave photoconductivity in a high-mobility GaAs− Al x Ga 1− x As two-dimensional
electron gas exhibits giant amplitude oscillations in a weak magnetic field. These …
electron gas exhibits giant amplitude oscillations in a weak magnetic field. These …
Cyclotron resonance overtones and near-field magnetoabsorption via terahertz Bernstein modes in graphene
Two-dimensional electron systems subjected to a perpendicular magnetic field absorb
electromagnetic radiation via cyclotron resonance (CR). Here we report a qualitative …
electromagnetic radiation via cyclotron resonance (CR). Here we report a qualitative …
Zener tunneling between Landau orbits in a high-mobility two-dimensional electron gas
Magnetotransport in a laterally confined two-dimensional electron gas (2DEG) can exhibit
modified scattering channels owing to a tilted Hall potential. Transitions of electrons …
modified scattering channels owing to a tilted Hall potential. Transitions of electrons …
Magnetoresistance in a high-mobility two-dimensional electron gas
L Bockhorn, P Barthold, D Schuh, W Wegscheider… - Physical Review B …, 2011 - APS
In a high-mobility two-dimensional electron gas (2DEG) in a GaAs/Al 0.3 Ga 0.7 As quantum
well we observe a strong magnetoresistance. In lowering the electron density, the …
well we observe a strong magnetoresistance. In lowering the electron density, the …
Giant negative magnetoresistance in high-mobility two-dimensional electron systems
We report on a giant negative magnetoresistance in very high mobility GaAs/AlGaAs
heterostructures and quantum wells. The effect is the strongest at B≃ 1 kG, where the …
heterostructures and quantum wells. The effect is the strongest at B≃ 1 kG, where the …
Colossal negative magnetoresistance in a two-dimensional electron gas
We report on a colossal negative magnetoresistance (MR) in a GaAs/AlGaAs quantum well
which, at low temperatures, is manifested by a drop of the resistivity by more than an order of …
which, at low temperatures, is manifested by a drop of the resistivity by more than an order of …
Nonlinear transport phenomena and current-induced hydrodynamics in ultrahigh mobility two-dimensional electron gas
We report on nonlinear transport phenomena at high filling factor and DC current-induced
electronic hydrodynamics in an ultrahigh mobility (μ= 20× 10 6 cm 2/Vs) two-dimensional …
electronic hydrodynamics in an ultrahigh mobility (μ= 20× 10 6 cm 2/Vs) two-dimensional …
Demonstration of high sensitivity of microwave-induced resistance oscillations to circular polarization
We demonstrate that the long-debated immunity of the microwave-induced resistance
oscillations (MIRO) to the sense of circular polarization is in fact not an inherent property of …
oscillations (MIRO) to the sense of circular polarization is in fact not an inherent property of …
Strong magnetophonon oscillations in extra-large graphene
Van der Waals materials and their heterostructures offer a versatile platform for studying a
variety of quantum transport phenomena due to their unique crystalline properties and the …
variety of quantum transport phenomena due to their unique crystalline properties and the …