Dynamos: from an astrophysical model to laboratory experiments

DD Sokoloff, RA Stepanov, PG Frick - Physics-Uspekhi, 2014 - iopscience.iop.org
Magnetic field generation and evolution in celestial bodies—the subject matter of the theory
of the dynamo—held Ya B Zeldovich's interest for years. Over the time since then, the study …

A model of a tidally synchronized solar dynamo

F Stefani, A Giesecke, T Weier - Solar Physics, 2019 - Springer
We discuss a solar dynamo model of Tayler–Spruit type whose Ω Ω-effect is conventionally
produced by a solar-like differential rotation but whose α α-effect is assumed to be …

Динамо: на пути от астрофизических моделей к лабораторному эксперименту

ДД Соколов, РА Степанов, ПГ Фрик - Успехи физических наук, 2014 - ufn.ru
Вопрос о возникновении и последующей эволюции магнитных полей небесных тел,
составляющий предмет теории динамо, интересовал ЯБ Зельдовича многие годы. За …

Synchronized helicity oscillations: A link between planetary tides and the solar cycle?

F Stefani, A Giesecke, N Weber, T Weier - Solar Physics, 2016 - Springer
Recent years have seen an increased interest in the question of whether the gravitational
action of planets could have an influence on the solar dynamo. Without discussing the …

[HTML][HTML] The effect of nutation angle on the flow inside a precessing cylinder and its dynamo action

V Kumar, F Pizzi, A Giesecke, J Šimkanin… - Physics of …, 2023 - pubs.aip.org
The effect of the nutation angle on the flow inside a precessing cylinder is experimentally
explored and compared with numerical simulations. The focus is laid on the typical …

The Tayler instability at low magnetic Prandtl numbers: between chiral symmetry breaking and helicity oscillations

N Weber, V Galindo, F Stefani, T Weier - New Journal of Physics, 2015 - iopscience.iop.org
The Tayler instability is a kink-type, current driven instability that plays an important role in
plasma physics but might also be relevant in liquid metal applications with high electrical …

The global flow state in a precessing cylinder

A Giesecke, T Vogt, F Pizzi, V Kumar… - Journal of Fluid …, 2024 - cambridge.org
We examine the fluid flow forced by precession of a rotating cylindrical container using
numerical simulations and experimental flow measurements with ultrasonic Doppler …

On the synchronizability of Tayler–Spruit and Babcock–Leighton type dynamos

F Stefani, A Giesecke, N Weber, T Weier - Solar Physics, 2018 - Springer
The solar cycle appears to be remarkably synchronized with the gravitational torques
exerted by the tidally dominant planets Venus, Earth and Jupiter. Recently, a possible …

Numerical and theoretical framework for the DRESDYN precession dynamo experiment

F Pizzi, A Giesecke, J Simkanin, V Kumar… - arXiv preprint arXiv …, 2023 - arxiv.org
The upcoming DRESDYN (DREsden Sodium facility for DYNnamo and thermohydraulic
studies) precession experiment will test the possibility to achieve magnetohydrodynamic …

Inverse Cascades Sustained by the Transfer Rate of Angular Momentum<? format?> in a 3D Turbulent Flow

M López-Caballero, J Burguete - Physical review letters, 2013 - APS
The existence of energy cascades as signatures of conserved magnitudes is one of the
universal characteristics of turbulent flows. In homogeneous 3D turbulence, the energy …