Does T* the temperature that defines the onset of the pseudogap regime in underdoped cuprates – correspond to a phase transition or a crossover?
Nature of the enigmatic pseudogap state: novel magnetic order in superconducting HgBa2CuO4+d Authors: Y. Li, V. Balédent, N. Barisic, Y. Cho, B. Fauqué, Y. Sidis, G. Yu, X. Zhao, P. Bourges, and M. Greven, http://arxiv.org/abs/0805.2959 and Thermodynamic signature of a phase transition to the pseudogap phase of YBa2 Cu3 Ox high-Tc superconductor Authors: B. Leridon, […]