Charge transport and hydrodynamics in materials
As high-quality single-crystal materials used in electronic devices approach the microscale
and nanoscale, charge-transport phenomena in these devices result in inhomogeneous …
and nanoscale, charge-transport phenomena in these devices result in inhomogeneous …
Hydrodynamic approach to two-dimensional electron systems
BN Narozhny - La Rivista del Nuovo Cimento, 2022 - Springer
The last few years have seen an explosion of interest in hydrodynamic effects in interacting
electron systems in ultra-pure materials. One such material, graphene, is not only an …
electron systems in ultra-pure materials. One such material, graphene, is not only an …
Hydrodynamic electronic transport
L Fritz, T Scaffidi - Annual Review of Condensed Matter Physics, 2024 - annualreviews.org
The “flow” of electric currents and heat in standard metals is diffusive with electronic motion
randomized by impurities. However, for ultraclean metals, electrons can flow like water with …
randomized by impurities. However, for ultraclean metals, electrons can flow like water with …
Imaging the breaking of electrostatic dams in graphene for ballistic and viscous fluids
The charge carriers in a material can, under special circumstances, behave as a viscous
fluid. In this work, we investigated such behavior by using scanning tunneling potentiometry …
fluid. In this work, we investigated such behavior by using scanning tunneling potentiometry …
Electronic hydrodynamics in graphene
BN Narozhny - Annals of Physics, 2019 - Elsevier
In this paper I report a pedagogical derivation of the unconventional electronic
hydrodynamics in graphene on the basis of the kinetic theory. While formally valid in the …
hydrodynamics in graphene on the basis of the kinetic theory. While formally valid in the …
Transport properties of strongly coupled electron–phonon liquids
A Levchenko, J Schmalian - Annals of Physics, 2020 - Elsevier
In this work we consider the hydrodynamic behavior of a coupled electron–phonon fluid,
focusing on electronic transport under the conditions of strong phonon drag. This regime …
focusing on electronic transport under the conditions of strong phonon drag. This regime …
Skin effect as a probe of transport regimes in Weyl semimetals
P Matus, RMA Dantas, R Moessner… - Proceedings of the …, 2022 - National Acad Sciences
We study the propagation of an oscillatory electromagnetic field inside a Weyl semimetal. In
conventional conductors, the motion of the charge carriers in the skin layer near the surface …
conventional conductors, the motion of the charge carriers in the skin layer near the surface …
Geometric engineering of viscous magnetotransport in a two-dimensional electron system
In this study, we present our experimental investigation on the magnetotransport properties
of a two-dimensional electron system in GaAs quantum wells utilizing a variety of device …
of a two-dimensional electron system in GaAs quantum wells utilizing a variety of device …
Evidence for local spots of viscous electron flow in graphene at moderate mobility
S Samaddar, J Strasdas, K Janßen, S Just… - Nano Letters, 2021 - ACS Publications
Dominating electron–electron scattering enables viscous electron flow exhibiting
hydrodynamic current density patterns, such as Poiseuille profiles or vortices. The viscous …
hydrodynamic current density patterns, such as Poiseuille profiles or vortices. The viscous …
Viscometry of electron fluids from symmetry
When electrons flow as a viscous fluid in anisotropic metals, the reduced symmetry can lead
to exotic viscosity tensors with many additional, nonstandard components. We present a …
to exotic viscosity tensors with many additional, nonstandard components. We present a …