# Experimental Observables Near a Nematic Quantum Critical Point in the Pnictide and Cuprate Superconductors

 Title: Experimental Observables Near a Nematic Quantum Critical Point in the Pnictide and Cuprate Superconductors Author: Xu, Cenke; Qi, Yang; Sachdev, Subir Note: Order does not necessarily reflect citation order of authors. Citation: Xu, Cenke, Yang Qi, and Subir Sachdev. 2008. Experimental observables near a nematic quantum critical point in the pnictide and cuprate superconductors. Physical Review B 78(13): 134507. Full Text & Related Files: 0807.1542v2.pdf (231.3Kb; PDF) Abstract: The newly discovered high temperature superconductor SmFeAs($$O_{1-x}F_x$$) shows a clear nematic transition where the square lattice of Fe ions has a rectangular distortion. Similar nematic ordering has also been observed in the cuprate superconductors. We provide a detailed theory of experimental observables near such a nematic transition: we calculate the scaling of specific heat, local density of states (LDOS) and NMR relaxation rate $$1/T_1T$$. Published Version: doi://10.1103/PhysRevB.78.134507 Other Sources: http://arxiv.org/abs/0807.1542v2 Terms of Use: This article is made available under the terms and conditions applicable to Open Access Policy Articles, as set forth at http://nrs.harvard.edu/urn-3:HUL.InstRepos:dash.current.terms-of-use#OAP Citable link to this page: http://nrs.harvard.edu/urn-3:HUL.InstRepos:7462438 Downloads of this work: