Path-Dependent Supercooling of the 3He Superfluid A-B transition

Dmytro Lotnyk, Anna Eyal, Nikolay Zhelev, Abhilash Sebastian, Aldo Chavez, Eric Smith, John Saunders, Erich Mueller, Jeevak Parpia

https://arxiv.org/abs/2012.14044

Path Dependent Supercooling.pdf

Shows Equilibrium A phase, supercooled A phase (light yellow) accessed by contstant Pressure cooling, and additional region accessed while changing pressure green/yellow striped region.