Publications (14)
Evidence for Dirac Nodes from Quantum Oscillations in SrFeAs
Mike Sutherland, D. J. Hills, B. S. Tan +9
We present a detailed study of quantum oscillations in the antiferromagnetically ordered pnictide compound SrFeAs as the angle between the applied magnetic field and crysta…
Onset of a boson mode at superconducting critical point of underdoped YBa2Cu3Oy
Nicolas Doiron-Leyraud, Mike Sutherland, S. Y. Li +4
The thermal conductivity of underdoped \Y was measured in the limit as a function of hole concentration across the superconducting critical point at = 5…
Quantum Oscillations in the High Pressure Metallic State of CaRuO
Swee K. Goh, P. L. Alireza, Lina E. Klintberg +4
We present evidence for quantum oscillations in the pressure-induced metallic state of the 4 layered perovskite CaRuO. A complicated oscillation spectrum is observed, wh…
Field-induced thermal metal-to-insulator transition in underdoped LSCO
D. G. Hawthorn, R. W. Hill, F. Ronning +7
The transport of heat and charge in cuprates was measured in undoped and heavily-underdoped single crystal La_{2-x}Sr_xCuO_{4+delta} (LSCO). In underdoped LSCO, the thermal conduct…
Fermi Surface Reconstruction in CeRhCoIn
Swee K. Goh, Johnpierre Paglione, Mike Sutherland +4
The evolution of the Fermi surface of CeRhCoIn was studied as a function of Co concentration via measurements of the de Haas-van Alphen effect. By measuring the…
Delocalized fermions in underdoped cuprates
Mike Sutherland, S. Y. Li, D. G. Hawthorn +10
Low temperature heat transport was used to investigate the ground state of high-purity single crystals of the lightly-doped cuprate YBaCuO. Samples were measur…
Nearly free electrons in the layered oxide superconductor Ag5Pb2O6
Mike Sutherland, P. D. A. Mann, Christoph Bergemann +2
We present first measurements of quantum oscillations in the layered oxide superconductor Ag5Pb2O6. From a detailed angular and temperature dependent study of the dHvA effect we de…
Field-Induced Thermal Metal-to-Insulator Transition in Underdoped LSCO
D. G. Hawthorn, R. W. Hill, C. Proust +13
The transport of heat and charge in cuprates was measured in single crystals of La_{2-x}Sr_xCuO_{4+δ} (LSCO) across the doping phase diagram at low temperatures. In underdoped LSC…
Lifshitz critical point in the cuprate superconductor YBa2Cu3Oy from high-field Hall effect measurements
David LeBoeuf, Nicolas Doiron-Leyraud, B. Vignolle +14
The Hall coefficient R_H of the cuprate superconductor YBa2Cu3Oy was measured in magnetic fields up to 60 T for a hole concentration p from 0.078 to 0.152, in the underdoped regime…
Enhancement of the Superconducting Transition Temperature under Pressure in Rare-Earth Doped CaLaFeAs (x=0.27)
Swee K. Goh, Lina E. Klintberg, J. M. Silver +5
We report measurements of the pressure dependence of the superconducting transition temperature T_c in single crystal samples of the rare-earth doped superconductor CaLa$_…
Transport and Thermodynamic Evidence for a Marginal Fermi Liquid State in ZrZn
Mike Sutherland, R. P. Smith, N. Marcano +7
Measurements of low temperature transport and thermodynamic properties have been used to characterize the non-Fermi liquid state of the itinerant ferromagnet ZrZn. We observe a…
Doping dependence of superconducting gap in YBa_2Cu_3O_y from universal heat transport
Mike Sutherland, D. G. Hawthorn, R. W. Hill +12
Thermal transport in the T -> 0 limit was measured as a function of doping in high-quality single crystals of the cuprate superconductor YBa_2Cu_3O_y. The residual linear term kapp…
Bulk evidence for single-gap s-wave superconductivity in the intercalated graphite superconductor CYb
Mike Sutherland, Nicolas Doiron-Leyraud, Louis Taillefer +3
We report measurements of the in-plane electrical resistivity and the thermal conductivity of the intercalated graphite superconductor CYb to temperatures as low as $…
Thermal Conductivity across the Phase Diagram of Cuprates: Low-Energy Quasiparticles and Doping Dependence of the Superconducting Gap
Mike Sutherland, D. G. Hawthorn, R. W. Hill +15
Heat transport in the cuprate superconductors YBaCuO and LaSrCuO was measured at low temperatures as a function of doping. A residual linear term kapp…