Spontaneous breaking of the Fermi-surface symmetry in the t-J model: A numerical study

Physical Review B - Condensed Matter and Materials Physics

Volumn 74, Issue 16, 2006, Pages

  Edegger, Bernhard ^a,b,c   Muthukumar, V N ^b   Gros, Claudius ^a  

^a GOETHE UNIVERSITY   (Germany)

^b CITY COLLEGE OF NEW YORK   (United States)

^c PRINCETON UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 33750178035     PISSN: 10980121     EISSN: 1550235X     Source Type: Journal    
DOI: 10.1103/PhysRevB.74.165109     Document Type: Article

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41. For a bare asymmetry of δ0 1D =0.05, the s -wave gap is only few percent of the d -wave gap.
42. To reduce the error in the asymmetry δvar 1D one needs a high number of very accurate calculations on sufficiently large lattices. These requirements limit our accurancy to δvar 1D =0.03-0.05.