Two Dimensional Electron Gas
Coherent electron focussing in a two-dimensional electron gas
... - The first experimental realization of ballistic point contacts in a two-dimensional electron gas for the study of transverse electron focussing by a magnetic field is reported.. Multip[r] ...
5
On the Thermodynamics of a Two Dimensional Electron Gas with Non Parabolic Dispersion
... of two-dimensional elec- tron gas in a magnetic field ...the electron spectrum and conduction band nonparabolicity on the properties of two dimensional electron gas ...
7
Observation of Extrinsic Photo Induced Inverse Spin Hall Effect in a GaAs/AlGaAs Two Dimensional Electron Gas
... The inverse spin Hall effect induced by circularly polarized light has been observed in a GaAs/AlGaAs two-dimensional electron gas. The spin transverse force has been determined by fitting the ...
9
Effect of Temperature and Band Nonparabolicity on Density of States of Two Dimensional Electron Gas
... Recently, investigations of narrow band gap semiconductors InAs, InSb [1]-[3] based heterostructures have been paid much attention because they are essential to developing semiconductor devices. In these structures, the ...
7
Local Field Correction Effect on Dicluster Stopping Power in a Strongly Coupled Two-Dimensional Electron Gas System
... coupled two-dimensional electron gas system by using the local field corrected dielectric function at finite ...a two- dimensional electron gas ...
5
Large tunable Rashba spin splitting of a two dimensional electron gas in Bi2Se3
... a two-dimensional electron gas (2DEG), is difficult to implement: despite decades of research, crucial spintronic components such as the spin-field and spin-Hall effect transistors have only ...
5
Control of a two dimensional electron gas on SrTiO3 (111) by atomic oxygen
... mobility two-dimensional electron gas (2DEG) at the (001) interface between the perovskite band insulators SrTiO 3 (STO) and LaAlO 3 (LAO) [1], much work has been devoted to revealing its ...
5
A two-dimensional electron gas sensing motion of a nanomechanical cantilever
... low-dimensional electron systems, such as a two- dimensional electron gas (2DEG), quantum wires and quan- tum dots, have been intensively studied for decades, and these studies ...
5
Subband structure of a two dimensional electron gas formed at the polar surface of the strong spin orbit perovskite KTaO3
... the 0 : 5 e per unit cell ( 3 : 3 10 14 cm 2 ) which would be expected from a simple polar catastrophe argument [23] for a stoichiometric TaO 2 surface. Thus, while an interface between a polar and nonpolar surface does ...
5
A Two Dimensional Electron Gas as a Sensitive Detector for Time Resolved Tunneling Measurements on Self Assembled Quantum Dots
... the electron concentration inside the 2DEG with the observed value of 13% for the total change of the measured conductance leads to a second conclusion: the conductance change of the 2DEG is only partly due to a ...
5
Quantum ballistic electron transport in a constricted two-dimensional electron gas
... Electron focusing has been observed in a double point contact geometry, showing ballistic and phase coherent transport along the boundary of a 2DEG.. A description of the focusing is giv[r] ...
9
Origin of the Two Dimensional Electron Gas at LaAlO3=SrTiO3 Interfaces: The Role of Oxygen Vacancies and Electronic Reconstruction
... overlayers, including LAO, STO, and yittria-stablized zir- conia thin films fabricated by pulsed laser deposition. The origin of the 2DEG in such amorphous heterostructures was attributed to the formation of oxygen ...
9
Direct measurement of the spin gaps in a gated GaAs two dimensional electron gas
... the electron spin degree of ...an electron spin in an external magnetic field B, it can either align parallel to or antiparallel to ...these two discrete states, also known as the spin gap or Zeeman ...
6
Spin-helix Larmor mode
... A two dimensional electron gas DEG with equal strength Rashba and Dresselhaus spin orbit coupling sustains persistent helical spin wave states which have remarkably long lifetimes In the ...
11
Magnetization measurements of high mobility two dimensional electron gases
... De Haas–van Alphen 共 dHvA 兲 oscillations are observed for Landau levels 共 LLs 兲 with filling factors between 4 and 52, at temperatures in the range 50 mK to 1 K, in experiments on high-mobility GaAs/ 共 Al, Ga 兲 As ...
6
Broadening Thermal Energy Levels and Density States Quasi One Dimensional Electron Gas
... the two-dimensional electron gas, quantum wire is similar to the density of states of a three-dimensional electron gas in a quantizing magnetic ...of ...
5
Spinless composite fermions in an ultrahigh quality strained Ge quantum well
... typical two-dimensional electron gas in GaAs, the Zeeman energy at ν = 3/2 is of the order of 1 K, which is smaller than the Fermi energy of composite ...
5
Random-matrix theory of thermal conduction in superconducting quantum dots.
... a two-dimensional electron gas connected to superconducting electrodes 共see ...has two additional leads connected to it which support N 1 ,N 2 propagating modes 共not ...
7
A study on Landau levels in thin films
... an electron moving in a thin film. This film is considered as a two-dimensional electron gas which is under the influence of a uniform external magnetic field B and a uniform external ...
6
Fear vs Hope: Do Discrete Emotions Mediate Message Frame Effectiveness In Genetic Cancer Screening Appeals
... Two-dimensional electron gas (2DEG) is a system of electrons that electrons can move freely in the 2D plane but they are confined in the third ...
125