On the imaging of electron transport in semiconductor quantum structures by scanning-gate microscopy: successes and limitations
This paper presents a brief review of scanning-gate microscopy applied to the imaging of
electron transport in buried semiconductor quantum structures. After an introduction to the …
electron transport in buried semiconductor quantum structures. After an introduction to the …
Transport inefficiency in branched-out mesoscopic networks: An analog of the Braess paradox
We present evidence for a counterintuitive behavior of semiconductor mesoscopic networks
that is the analog of the Braess paradox encountered in classical networks. A numerical …
that is the analog of the Braess paradox encountered in classical networks. A numerical …
Finite element 3D model of a double quantum ring: effects of electric and laser fields on the interband transition
In this work, the changes in the energy of electrons and holes, oscillator strength and
interband transition time when external fields are applied to a GaAs/AlGaAs semiconductor …
interband transition time when external fields are applied to a GaAs/AlGaAs semiconductor …
Imaging electron wave functions inside open quantum rings
Combining scanning gate microscopy (SGM) experiments and simulations, we demonstrate
low temperature imaging of the electron probability density| Ψ| 2 (x, y) in embedded …
low temperature imaging of the electron probability density| Ψ| 2 (x, y) in embedded …
Imaging Coulomb islands in a quantum Hall interferometer
In the quantum Hall regime, near integer filling factors, electrons should only be transmitted
through spatially separated edge states. However, in mesoscopic systems, electronic …
through spatially separated edge states. However, in mesoscopic systems, electronic …
Observation of interaction-induced modulations of a quantum Hall liquid's area
Studies of electronic interferometers, based on edge-channel transport in the quantum Hall
effect regime, have been stimulated by the search for evidence of abelian and non-abelian …
effect regime, have been stimulated by the search for evidence of abelian and non-abelian …
Recurrent quantum scars in a mesoscopic graphene ring
D Cabosart, A Felten, N Reckinger, A Iordanescu… - Nano …, 2017 - ACS Publications
When coherent charge carriers cross micron-scale cavities, their dynamics can be governed
by a few resonant states, also called “quantum scars”, determined by the cavity geometry …
by a few resonant states, also called “quantum scars”, determined by the cavity geometry …
Theory of scanning gate microscopy
A systematic theory of the conductance measurements of noninvasive (weak probe)
scanning gate microscopy is presented that provides an interpretation of what precisely is …
scanning gate microscopy is presented that provides an interpretation of what precisely is …
Wave packet dynamics in semiconductor quantum rings of finite width
The time evolution of a wave packet injected into a semiconductor quantum ring is
investigated in order to obtain the transmission and reflection probabilities. Within the …
investigated in order to obtain the transmission and reflection probabilities. Within the …
Enhanced carrier transport along edges of graphene devices
The relation between macroscopic charge transport properties and microscopic carrier
distribution is one of the central issues in the physics and future applications of graphene …
distribution is one of the central issues in the physics and future applications of graphene …