Strongly Correlated2026-08-212 minarXiv:2608.21316expressA Tiny Field, a Giant Quantum LeapThe hanmilite crystal, resembling a layered cake of copper and boron, behaves like a ladder: the copper spins are arranged in two parallel rails connected by rungs.Ankit Labh·Ross H. Colman·Jakub Šebesta·Noah Oefele·Elsa Lhotel·Adam Berlie·Paul Steffens·Oksana Zaharko·Pascal Manuel·Iurii Kibalin·Philipp Gegenwart·Dominik Legut·Johanna K. Jochum·Alexander A. Tsirlin·Petr ČermákWolfgang Paulispin👍👎☆SimplePopularAdvanced