Momentum and doping dependence of the electron spectrum and (pi,0) featurein copper oxide materials

Authors
Yuan, F Ke, XL Feng, SP
Citation
F. Yuan et al., Momentum and doping dependence of the electron spectrum and (pi,0) featurein copper oxide materials, PHYSICA C, 341, 2000, pp. 303-304
Citations number
9
Categorie Soggetti
Apllied Physucs/Condensed Matter/Materiales Science
Journal title
PHYSICA C
ISSN journal
09214534 → ACNP
Volume
341
Year of publication
2000
Part
1
Pages
303 - 304
Database
ISI
SICI code
0921-4534(200011)341:<303:MADDOT>2.0.ZU;2-H
Abstract
The momentum and doping dependence of the electron spectrum of copper oxide materials in the underdoped regime is studied within the t-J model. It is shown that the pseudogap opens near (pi ,0) point in the Brillouin zone, an d the electron dispersion exhibits the hat band around (pi ,0).