Charge transport and hydrodynamics in materials

G Varnavides, A Yacoby, C Felser… - Nature Reviews Materials, 2023 - nature.com
As high-quality single-crystal materials used in electronic devices approach the microscale
and nanoscale, charge-transport phenomena in these devices result in inhomogeneous …

Hydrodynamics of electrons in graphene

A Lucas, KC Fong - Journal of Physics: Condensed Matter, 2018 - iopscience.iop.org
Generic interacting many-body quantum systems are believed to behave as classical fluids
on long time and length scales. Due to rapid progress in growing exceptionally pure crystals …

Direct observation of vortices in an electron fluid

A Aharon-Steinberg, T Völkl, A Kaplan, AK Pariari… - Nature, 2022 - nature.com
Vortices are the hallmarks of hydrodynamic flow. Strongly interacting electrons in ultrapure
conductors can display signatures of hydrodynamic behaviour, including negative non-local …

Superballistic flow of viscous electron fluid through graphene constrictions

R Krishna Kumar, DA Bandurin, FMD Pellegrino… - Nature Physics, 2017 - nature.com
Abstract Electron–electron (e–e) collisions can impact transport in a variety of surprising and
sometimes counterintuitive ways,,,,,. Despite strong interest, experiments on the subject …

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 viscosity, current vortices and negative nonlocal resistance in graphene

L Levitov, G Falkovich - Nature Physics, 2016 - nature.com
Quantum-critical strongly correlated electron systems are predicted to feature universal
collision-dominated transport resembling that of viscous fluids,,,. However, investigation of …

Nonlocal transport and the hydrodynamic shear viscosity in graphene

I Torre, A Tomadin, AK Geim, M Polini - Physical Review B, 2015 - APS
Motivated by recent experimental progress in preparing encapsulated graphene sheets with
ultrahigh mobilities up to room temperature, we present a theoretical study of dc transport in …

Lattice boltzmann 2038

S Succi - Europhysics Letters, 2015 - iopscience.iop.org
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Higher-than-ballistic conduction of viscous electron flows

H Guo, E Ilseven, G Falkovich… - Proceedings of the …, 2017 - National Acad Sciences
Strongly interacting electrons can move in a neatly coordinated way, reminiscent of the
movement of viscous fluids. Here, we show that in viscous flows, interactions facilitate …

Observation of current whirlpools in graphene at room temperature

ML Palm, C Ding, WS Huxter, T Taniguchi, K Watanabe… - Science, 2024 - science.org
Electron–electron interactions in high-mobility conductors can give rise to transport
signatures resembling those described by classical hydrodynamics. Using a nanoscale …