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, P. Monod, and D. Colson.
http://arxiv.org/abs/0806.2128
Recommended with a Commentary by Joël Mesot, Paul Scherrer Institute & ETH Zurich, Villigen, Switzerland and Christopher Mudry, Condensed Matter Theory Group, Paul Scherrer Institute, Villigen, Switzerland | View Commentary |
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