The physics of freezing and melting in the presence of flows

Y Du, E Calzavarini, C Sun - Nature Reviews Physics, 2024 - nature.com
Ice in the environment plays a central role in both global-scale processes on Earth and
many human activities. Issues related to its description, including the modelling of natural ice …

Ice melting in salty water: layering and non-monotonic dependence on the mean salinity

R Yang, CJ Howland, HR Liu, R Verzicco… - Journal of Fluid …, 2023 - cambridge.org
The presence of salt in seawater strongly affects the melt rate and the shape evolution of ice,
both of utmost relevance in ice–ocean interactions and thus for the climate. To get a better …

Sea water freezing modes in a natural convection system

Y Du, Z Wang, L Jiang, E Calzavarini… - Journal of Fluid …, 2023 - cambridge.org
Sea ice is crucial in many natural processes and human activities. Understanding the
dynamical couplings between the inception, growth and equilibrium of sea ice and the rich …

Double-diffusive transport in multicomponent vertical convection

CJ Howland, R Verzicco, D Lohse - Physical Review Fluids, 2023 - APS
Motivated by the ablation of vertical ice faces in salt water, we use three-dimensional direct
numerical simulations to investigate the heat and salt fluxes in two-scalar vertical …

Turbulent mixed convection in vertical and horizontal channels

CJ Howland, GS Yerragolam, R Verzicco… - Journal of Fluid …, 2024 - cambridge.org
Turbulent shear flows driven by a combination of a pressure gradient and buoyancy forcing
are investigated using direct numerical simulations. Specifically, we consider the set-up of a …

Buoyancy-driven flow regimes for a melting vertical ice cylinder in saline water

D Xu, ST Bootsma, R Verzicco, D Lohse… - arXiv preprint arXiv …, 2024 - arxiv.org
The presence of salt in seawater significantly affects the melt rate and morphological
evolution of ice. This study investigates the melting process of a vertical cylinder in saline …

Shape effect on ice melting in flowing water

R Yang, CJ Howland, HR Liu, R Verzicco… - arXiv preprint arXiv …, 2023 - arxiv.org
Iceberg melting is a critical factor for climate change, contributing to rising sea levels and
climate change. However, the shape of an iceberg is an often neglected aspect of its melting …

Significance of coherent structures in augmented heat flux in roughness-aided Rayleigh–Bénard convection

K Chand, M Sharma, AK De - Physics of Fluids, 2024 - pubs.aip.org
In the present work, we investigate the effect of conical roughness on heat flux and coherent
structures for Rayleigh number R a= 10 8 in a three-dimensional (3 D) cubic cell filled with …

Circular objects do not melt the slowest in water

R Yang, T Van Den Ham, R Verzicco, D Lohse… - Physical Review …, 2024 - APS
We report on the melting dynamics of ice suspended in fresh water and subject to natural
convective flows. Using direct numerical simulations we investigate the melt rate of …

Prograde and meandering wall modes in rotating Rayleigh-B\'enard convection with conducting walls

S Ravichandran, JS Wettlaufer - arXiv preprint arXiv:2304.03000, 2023 - arxiv.org
We study numerically the onset of convection in Rotating Rayleigh-B\'enard convection in
horizontally confined geometries of aspect ratio $2 $ with the walls held at fixed …