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Summary: Compensated electron and hole pockets in an underdoped high-Tc superconductor
Suchitra E. Sebastian,1
N. Harrison,2
P. A. Goddard,3
M. M. Altarawneh,2
C. H. Mielke,2
Ruixing Liang,4,5
D. A. Bonn,4,5
W. N. Hardy,4,5 O. K. Andersen,6 and G. G. Lonzarich1
1
Cavendish Laboratory, Cambridge University, J. J. Thomson Avenue, Cambridge CB3 OHE, United Kingdom
2
Los Alamos National Laboratory, LANL, Los Alamos, New Mexico 87545, USA
3Clarendon Laboratory, Department of Physics, University of Oxford, Oxford OX1 3PU, United Kingdom
4Department of Physics and Astronomy, University of British Columbia, Vancouver, Canada V6T 1Z4
5Canadian Institute for Advanced Research, Toronto, Canada M5G 1Z8
6Max-Planck-Institut fuer Feskoerperforschung, Stuttgart, Germany
Received 14 February 2010; published 28 June 2010
We report quantum oscillations in the underdoped high-temperature superconductor YBa2Cu3O6+x over a
wide range in magnetic field 28 0H 85 T corresponding to 12 oscillations, enabling the Fermi surface
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