Life of the nodal quasiparticles in Bi-2212 as seen by ARPES (bibtex)
by A. A. Kordyuk, S. V. Borisenko, A. Koitzsch, J. Fink, M. Knupfer, B. Büchner, H. Berger
Abstract:
While the pronounced doping dependence of the quasiparticle spectral weight in the antinodal region of the superconducting cuprates, as seen by ARPES, unambiguously points to the magnetic origin of the strong electron-boson coupling there, the nature of the electron scattering in the nodal direction remained unclear. Here we present a short review of our recent detailed investigations of the nodal direction of Bi-2212. Our findings prove the existence of well defined quasiparticles even in the pseudogap state and show that the essential part of the quasiparticle scattering rate, which appears on top of Auger-like electron-electron interaction, also implies a magnetic origin.
Reference:
Life of the nodal quasiparticles in Bi-2212 as seen by ARPESA. A. Kordyuk, S. V. Borisenko, A. Koitzsch, J. Fink, M. Knupfer, B. Büchner, H. Berger J. Phys. Chem. Solids 67, 201--207 (2006).
Bibtex Entry:
@Article{2006_JPCS_Kordyuk,
  Title                    = {Life of the nodal quasiparticles in Bi-2212 as seen by ARPES},
  Author                   = {Kordyuk, A. A. and Borisenko, S. V. and Koitzsch, A. and Fink, J. and Knupfer, M. and B\"uchner, B. and Berger, H.},
  Journal                  = {J. Phys. Chem. Solids},
  Year                     = {2006},
  Number                   = {1-3},
  Pages                    = {201--207},
  Volume                   = {67},
  Abstract                 = {While the pronounced doping dependence of the quasiparticle spectral weight in the antinodal region of the superconducting cuprates, as seen by ARPES, unambiguously points to the magnetic origin of the strong electron-boson coupling there, the nature of the electron scattering in the nodal direction remained unclear. Here we present a short review of our recent detailed investigations of the nodal direction of Bi-2212. Our findings prove the existence of well defined quasiparticles even in the pseudogap state and show that the essential part of the quasiparticle scattering rate, which appears on top of Auger-like electron-electron interaction, also implies a magnetic origin.},
  Arxiv                    = {http://arxiv.org/abs/cond-mat/0508574},
  Booktitle                = {Spectroscopies in Novel Superconductors 2004},
  Doi                      = {10.1016/j.jpcs.2005.10.107},
  File                     = {2006_JPCS_Kordyuk.pdf:2006_JPCS_Kordyuk.pdf:PDF},
  Keywords                 = {A. Superconductors, C. Photoelectron spectroscopy, D. Electronic structure, D. Superconductivity},
  Url                      = {http://www.sciencedirect.com/science/article/B6TXR-4HJ4883-N/2/b3542d1579c4f1fb05b069e06dda95a0}
}
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