Pauling entropy, metastability, and equilibrium in Dy2Ti2O7 spin ice by Giblin, SR, Twengström, M, Bovo, L, Ruminy, M, Bartkowiak, M, Manuel, P, Andresen, JC, Prabhakaran, D, Balakrishnan, G, Pomjakushina, E, Paulsen, C, Lhotel, E, Keller, L, Frontzek, M, Capelli, SC, Zaharko, O, McClarty, PA, Bramwell, ST, Henelius, P, Fennell, T

“…The standard model of spin ice—the dipolar spin ice model—predicts an ordering transition at T≈0.15  K, but recent experiments by Pomaranski <em>et al.…”

Experimental measurement of the isolated magnetic susceptibility by Billington, D, Paulsen, C, Lhotel, E, Cannon, J, Riordan, E, Salman, M, Klemencic, G, Cafolla-Ward, C, Prabhakaran, D, Giblin, SR, Bramwell, ST

“…Here, we demonstrate an unambiguous measurement of at avoided nuclear-electronic level crossings in a dilute spin ice system, containing well-separated holmium ions. …”