Heavy-fermion metals and Kondo criticality

• Applicants: Privatdozent Dr. Ralf Bulla; Professor Dr. Matthias Vojta; Professor Dr. Peter Wölfle
• Subject Area: Theoretical Condensed Matter Physics
• Term: from 2011 to 2016
• Project identifier: Deutsche Forschungsgemeinschaft (DFG) - Project number 48554140

Final Report Abstract

No abstract available

Publications

• Quantum phase transitions, in: Lectures on the Physics of Strongly Correlated Systems XII, AIP Conference Proceedings 1014, 107 (2008)
  H. v. Löhneysen and P. Wölfle
  (See online at https://doi.org/10.1063/1.2940440)
• Nonequilibrium Transport at a Dissipative Quantum Phase Transition, Phys. Rev. Lett. 102, 216803 (2009)
  C.-H. Chung, K. LeHur, M. Vojta and P. Wölfle
  (See online at https://doi.org/10.1103/PhysRevLett.102.216803)
• Finite-temperature spectra and quasiparticle interference in Kondo lattices: From light electrons to coherent heavy quasiparticles, Phys. Rev. B 84, 195141 (2011)
  A. Benlagra, T. Pruschke, and M. Vojta
  (See online at https://doi.org/10.1103/PhysRevB.84.195141)
• Quasiparticles beyond the Fermi liquid and heavy fermion criticality, Phys. Rev. B 84, 041101 (2011)
  P. Wölfle and E. Abrahams
  (See online at https://doi.org/10.1103/PhysRevB.84.041101)
• Zeeman-driven Lifshitz transition: A model for the experimentally observed Fermisurface reconstruction in YbRh2Si2, Phys. Rev. Lett. 106, 137002 (2011)
  A. Hackl and M. Vojta
  (See online at https://doi.org/10.1103/PhysRevLett.106.137002)
• Critical and strong-coupling phases in one- and twobath spin-boson models, Phys. Rev. Lett. 108, 160401 (2012)
  C. Guo, A. Weichselbaum, J. von Delft, and M. Vojta
  (See online at https://doi.org/10.1103/PhysRevLett.108.160401)
• Critical quasiparticle theory applied to heavy fermion metals near an antiferromagnetic quantum phase transition, Proc. Nat. Acad. Sciences 109, 3238 (2012)
  E. Abrahams and P. Wölfle
  (See online at https://doi.org/10.1073/pnas.1200346109)
• Unconventional superconductivity from local spin fluctuations in the Kondo lattice, Phys. Rev. Lett. 110, 146406 (2013)
  O. Bodensiek, R. Zitko, M. Vojta, M. Jarrell, and T. Pruschke
  (See online at https://doi.org/10.1103/PhysRevLett.110.146406)
• Quasiparticle interaction function in a two-dimensional Fermi liquid near an antiferromagnetic critical point, Phys. Rev. B 89, 045108 (2014)
  A.V. Chubukov and P. Wölfle
  (See online at https://doi.org/10.1103/PhysRevB.89.045108)
• Strong-coupling theory of heavy-fermion criticality, Phys. Rev. B 89, 045105 (2014)
  E. Abrahams, J. Schmalian, and P. Wölfle
  (See online at https://doi.org/10.1103/PhysRevB.90.045105)