Cascades and Reconnection in Interacting Vortex Filaments

no code implementations • 22 Feb 2021 • Rodolfo Ostilla-Mónico, Ryan McKeown, Michael P. Brenner, Shmuel M. Rubinstein, Alain Pumir

We demonstrate that when the angle between the two tubes is close to $\pi/2$, the interaction between tubes leads to the formation of thin vortex sheets.

Fluid Dynamics

Improved Preterm Prediction Based on Optimized Synthetic Sampling of EHG Signal

no code implementations • 3 Jul 2020 • Jinshan Xu, Zhenqin Chen, Yanpei Lu, Xi Yang, Alain Pumir

Preterm labor is the leading cause of neonatal morbidity and mortality and has attracted research efforts from many scientific areas.

Tracking the dynamics of translation and absolute orientation of a sphere in a turbulent flow

no code implementations • no 2011 • Robert Zimmermann, Yoann Gasteuil, Mickael Bourgoin, Romain Volk, Alain Pumir, Jean-François Pinton

We study the six-dimensional dynamics—position and orientation—of a large sphere advected by a turbulent flow.

Position Translation