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cond-mat.supr-con2009★ 39 cited

Fermi liquid behaviour in an underdoped high Tc superconductor

Suchitra E. Sebastian, N. Harrison, M. M. Altarawneh +4

We use magnetic quantum oscillations in the underdoped high Tc superconductor YBa_2Cu_3O_(6+x) (x=0.56) measured over a broad range of temperatures 100 mK<T<18 K to extract the for…

gr-qc2009★ 86 cited

Vacuum Electromagnetic Counterparts of Binary Black-Hole Mergers

Philipp Mösta, Carlos Palenzuela, Luciano Rezzolla +3

As one step towards a systematic modeling of the electromagnetic (EM) emission from an inspiralling black hole binary we consider a simple scenario in which the binary moves in a u…

cond-mat.supr-con2009★ 5 cited

Towards a consistent picture for quasi-1D organic superconductors

N. Doiron-Leyraud, P. Auban-Senzier, S. Rene de Cotret +3

The electrical resistivity of the quasi-1D organic superconductor (TMTSF)2PF6 was recently measured at low temperature from the critical pressure needed to suppress the spin-densit…

cond-mat.supr-con2009★ 202 cited

Correlation between linear resistivity and in the Bechgaard salts and the pnictide superconductor Ba(FeCo)As

Nicolas Doiron-Leyraud, Pascale Auban-Senzier, Samuel René de Cotret +4

The quasi-1D organic Bechgaard salt (TMTSF)PF displays spin-density-wave (SDW) order and superconductivity in close proximity in the temperature-pressure phase diagram. We…

cond-mat.supr-con2009★ 49 cited

Fermi-surface reconstruction and two-carrier model for the Hall effect in YBa2Cu4O8

P. M. C. Rourke, A. F. Bangura, C. Proust +7

Pulsed field measurements of the Hall resistivity and magnetoresistance of underdoped YBa2Cu4O8 are analyzed self-consistently using a simple model based on coexisting electron and…

gr-qc2009★ 90 cited

Understanding possible electromagnetic counterparts to loud gravitational wave events: Binary black hole effects on electromagnetic fields

Carlos Palenzuela, Luis Lehner, Shin Yoshida

In addition to producing loud gravitational waves (GW), the dynamics of a binary black hole system could induce emission of electromagnetic (EM) radiation by affecting the behavior…

cond-mat.mtrl-sci2009★ 410 cited

Inverse Spin-Galvanic Effect in a Topological-Insulator/Ferromagnet Interface

Ion Garate, M. Franz

When a ferromagnet is deposited on the surface of a topological insulator the topologically protected surface state develops a gap and becomes a 2-dimensional quantum Hall liquid.…

cond-mat.supr-con2009★ 44 cited

Direct Search for a Ferromagnetic Phase in a Heavily Overdoped Nonsuperconducting Copper Oxide

J. E. Sonier, C. V. Kaiser, V. Pacradouni +5

The doping of charge carriers into the CuO2 planes of copper oxide Mott insulators causes a gradual destruction of antiferromagnetism and the emergence of high-temperature supercon…

cond-mat.str-el2009★ 13 cited

Study of the ground state properties of using SR

J. Rodriguez, A. A. Aczel, J. P. Carlo +7

is an insulating system where the magnetic Ho ions have an Ising character, and interact mainly through magnetic dipolar fields. We used the muon spin rel…

astro-ph.HE2009★ 30 cited

Post-merger electromagnetic emissions from disks perturbed by binary black holes

Matthew Anderson, Luis Lehner, Miguel Megevand +1

We simulate the possible emission from a disk perturbed by a recoiling super-massive black hole. To this end, we study radiation transfer from the system incorporating bremsstrahlu…

cond-mat.supr-con2009★ 39 cited

Signatures of Fermi surface reconstruction in Raman spectra of underdoped cuprates

J. P. F. Leblanc, J. P. Carbotte, E. J. Nicol

We have calculated the Raman B and B spectra as a function of temperature, as well as doping, for the underdoped cuprates, using a model based on the resonating valen…

cond-mat.supr-con2009★ 15 cited

Encapsulated Single Crystal Growth and Annealing of the High-Temperature Superconductor Tl-2201

D. C. Peets, Ruixing Liang, Mati Raudsepp +2

Highly-perfect platelet single crystals of Tl_2Ba_2CuO_{6+d} (Tl-2201) were grown by a self-flux technique. A novel encapsulation scheme allowed the precursors to react prior to th…

cond-mat.str-el2009★ 137 cited

Metal-insulator quantum critical point beneath the high Tc superconducting dome

Suchitra E. Sebastian, N. Harrison, M. M. Altarawneh +5

An enduring question in correlated systems concerns whether superconductivity is favoured at a quantum critical point (QCP) characterised by a divergent quasiparticle effective mas…

cond-mat.supr-con2009★ 17 cited

Microwave conductivity in the ferropnictides with specific application to BaKFeAs

E. Schachinger, J. P. Carbotte

We calculate the microwave conductivity of a two band superconductor with gap symmetry. Inelastic scattering is included approximately in a BCS model augmented by a tempera…

cond-mat.str-el2009★ 17 cited

Observation of the J-sheet of the Fermi surface of YbRh2Si2

A. B. Sutton, P. M. C. Rourke, V. Taufour +5

We report a previously unobserved quantum oscillation frequency in YbRh2Si2. This is the first quantum oscillation that can definitely be assigned to the larger of the two major sh…

cond-mat.supr-con2009★ 2 cited

Superconductivity Near a Quantum Critical Point in Ba(Fe,Co)2As2

K. Ahilan, F. L. Ning, T. Imai +7

We will examine the possible link between spin fluctuations and the superconducting mechanism in the iron-based high temperature superconductor Ba(Fe,Co)2As2 based on NMR and high…

cond-mat.supr-con2009★ 13 cited

Zooming on the Quantum Critical Point in Nd-LSCO

Olivier Cyr-Choinière, R. Daou, J. Chang +10

Recent studies of the high-Tc superconductor La_(1.6-x)Nd_(0.4)Sr_(x)CuO_(4) (Nd-LSCO) have found a linear-T in-plane resistivity rho_(ab) and a logarithmic temperature dependence…

cond-mat.supr-con2009★ 35 cited

Effect of pseudogap formation on the penetration depth of underdoped high cuprates

J. P. Carbotte, K. A. G. Fisher, J. P. F. LeBlanc +1

The penetration depth is calculated over the entire doping range of the cuprate phase diagram with emphasis on the underdoped regime. Pseudogap formation on approaching the Mott tr…

cond-mat.supr-con2009

Possible Microscopic Doping Mechanism in Tl-2201

D. C. Peets, D. G. Hawthorn, Ruixing Liang +2

X-ray absorption spectroscopy on oxygen-annealed, self-flux-grown single crystals of Tl-2201 suggests a microscopic doping mechanism whereby interstitial oxygens are attracted to c…

astro-ph.HE2009★ 16 cited

XMM-Newton X-ray Detection of the High Magnetic Field Radio Pulsar PSR B1916+14

Weiwei Zhu, Victoria M. Kaspi, Majorie E. Gonzalez +1

Using observations made with the XMM-Newton Observatory, we report the first X-ray detection of the high magnetic field radio pulsar PSR B1916+14. We show that the X-ray spectrum o…

cond-mat.supr-con2009★ 567 cited

Broken rotational symmetry in the pseudogap phase of a high-Tc superconductor

R. Daou, J. Chang, David LeBoeuf +8

The nature of the pseudogap phase is a central problem in the quest to understand high-Tc cuprate superconductors. A fundamental question is what symmetries are broken when that ph…

cond-mat.dis-nn2009★ 16 cited

A Superglass Phase of Interacting Bosons

Ka-Ming Tam, Scott Geraedts, Stephen Inglis +2

We introduce a Bose-Hubbard Hamiltonian with random disordered interactions as a model to study the interplay of superfluidity and glassiness in a system of three-dimensional hard-…

cond-mat.mes-hall2009★ 70 cited

Effect of electron-phonon interaction on spectroscopies in graphene

J. P. Carbotte, E. J. Nicol, S. G. Sharapov

We calculate the effect of the electron-phonon interaction on the electronic density of states (DOS), the quasiparticle properties and on the optical conductivity of graphene. In m…

cond-mat.str-el2009★ 8 cited

Critical properties of the unconventional spin-Peierls system TiOBr

J. P. Clancy, B. D. Gaulin, F. C. Chou

We have performed detailed x-ray scattering measurements on single crystals of the spin-Peierls compound TiOBr in order to study the critical properties of the transition between t…