activity
19992026
most citedElectronic Spectra and Their Relation to the (pi,pi) Collective Mode in High-Tc Superconductors

337 citations · 1.3k across the 22 of their papers we have counts for

collaborators

22 papers

nucl-ex2026

Isoscalar Giant Resonances in the even-A Pd Isotopes

J. Arroyo, U. Garg, T. Furuno +39

Studies of the isoscalar giant monopole resonance (ISGMR) across the chart of nuclides provide insight into the incompressibility of nuclear matter near saturation density, K(infin…

nucl-ex2024★ 10 cited

Electric dipole polarizability of Ni

I. Brandherm, F. Bonaiti, P. von Neumann-Cosel +10

The electric dipole strength distribution in Ni between 6 and 20 MeV has been determined from proton inelastic scattering experiments at very forward angles at RCNP, Osaka.…

cond-mat.supr-con2023★ 10 cited

High magnetic field evolution of the in-plane angular magnetoresistance of electron-doped Sr1-xLaxCuO2 in the normal state

V. P. Jovanović, H. Raffy, Z. Z. Li +2

We studied the in-plane angular magnetoresistance (AMR), in the normal state, of underdoped superconducting Sr1-xLaxCuO2 , which has the simplest crystal structure among cuprates.…

cond-mat.supr-con2023★ 4 cited

Transport properties of very overdoped nonsuperconducting Bi2Sr2CuO6+d thin films

H. Raffy, Z. Z. Li, P. Auban-Senzier

The transport properties, resistance, Hall effect, and low T magnetoresistance for very oxygen overdoped nonsuperconducting Bi2Sr2CuO6+d (Bi2201) thin films are reported. From 20 t…

cond-mat.supr-con2018★ 299 cited

Universal -linear resistivity and Planckian limit in overdoped cuprates

A. Legros, S. Benhabib, W. Tabis +13

The perfectly linear temperature dependence of the electrical resistivity observed as 0 in a variety of metals close to a quantum critical point is a major puzzle o…

cond-mat.mtrl-sci2017★ 5 cited

Electrochemical Oxygen Intercalation into SrIrO

L. Fruchter, V. Brouet, D. Colson +3

Oxygen was electrochemically intercalated into SrIrO sintered samples, single crystals and a thin film. We estimate the diffusion length to a few m and the concentration…

cond-mat.mtrl-sci2016★ 3 cited

Synthesis of Perovskite SrIrO3 Thin Films by Sputtering Technique

Z. Z. Li, O. Schneegans, L. Fruchter

We report on the synthesis of perovskite SrIrO3 thin films using sputtering technique. Single phase (110) oriented SrIrO thin films were epitaxially grown on SrTiO3 (001) subst…

cond-mat.str-el2016★ 18 cited

Anisotropy and interaction effects of strongly strained SrIrO3 thin films

L. Fruchter, O. Schneegans, Z. Z. Li

Magneto-transport properties of SrIrO thin films epitaxially grown on SrTiO, using reactive RF sputtering, are investigated. A large anisotropy between the in-plane and the…

cond-mat.supr-con2015★ 16 cited

Destroying coherence in high temperature superconductors with current flow

A. Kaminski, S. Rosenkranz, M. R. Norman +4

The loss of single-particle coherence going from the superconducting state to the normal state in underdoped cuprates is a dramatic effect that has yet to be understood. Here, we a…

cond-mat.supr-con2015

Quasiparticles dynamics in high-temperature superconductors far from equilibrium: an indication of pairing amplitude without phase coherence

C. Piovera, Z. Zhang, M. d'Astuto +6

We perform time resolved photoelectron spectroscopy measurements of optimally doped $\tn{Bi}_2\tn{Sr}_2\tn{CaCu}_2\tn{O}_{8+δ}$ (Bi-2212) and $\tn{Bi}_2\tn{Sr}_{2-x}\tn{La}_{x}\tn{…

cond-mat.supr-con2012★ 1 cited

Zero-bias anomalies on SrLaCuO thin films

L. Fruchter, F. Bouquet, Z. Z. Li

High-impedance contacts made on the surface of SrLaCuO superconducting thin films systematically display a zero-bias anomaly. We consider two-level systems (T…

cond-mat.supr-con2012

Point-Contact spectroscopy on electron-doped SrLaCuO thin films

L. Fruchter, F. Bouquet, Z. Z. Li

We report on the spectra of point-contacts made on SrLaCuO thin films. Besides a clear evidence for the superconducting gap, we discuss the origin of specific…

cond-mat.supr-con2011★ 2 cited

Electric--field effect on electron-doped infinite-layer SrLaCuO thin films

L. Fruchter, F. Bouquet, Z. Z. Li

We have used the electric--field effect to modulate the resistivity of the surface of underdoped SrLaCuO thin films, allowing opposite modifications of th…

cond-mat.supr-con2010★ 26 cited

Anisotropy of the in-plane angular magnetoresistance of electron-doed Sr1-xLaxCuO2 thin films

V. P. Jovanović, L. Fruchter, Z. Z. Li +1

Signatures of antiferromagnetism (AF) in the underdoped Ln2-xCexCuO4 (Ln = Nd, Pr,...) family are observed even for doping levels for which superconductivity exists. We have looked…

cond-mat.supr-con2010★ 8 cited

Penetration depth of electron-doped-infinite-layer SrLaCuO thin films

L. Fruchter, V. Jovanovic, H. Raffy +3

The in-plane penetration depth of SrLaCuO thin films at various doping obtained from oxygen reduction has been measured, using AC susceptibility measureme…

cond-mat.supr-con2009★ 76 cited

Observation of a d-wave nodal liquid in highly underdoped Bi_2Sr_2CaCu_2O_{8+δ}

U. Chatterjee, M. Shi, D. Ai +15

We use angle resolved photoemission spectroscopy to probe the electronic excitations of the non-superconducting state that exists between the antiferromagnetic Mott insulator at ze…

cond-mat.supr-con2007★ 4 cited

Resistance noise in Bi_2Sr_2CaCu_2O

L. Fruchter, H. Raffy, Z. Z. Li

The resistance noise in a Bi_2Sr_2CaCu_2O thin film is found to increase strongly in the underdoped regime. While the increase of the raw resistance noise with decreasing t…

cond-mat.supr-con2007★ 16 cited

Anomalous dispersion in the autocorrelation of ARPES data of BiSrCaCuO

U. Chatterjee, M. Shi, A. Kaminski +12

We find that peaks in the autocorrelation of angle resolved photoemission spectroscopy data of BiSrCaCuO in the superconducting state show dispersive behavior f…

cond-mat.str-el2002★ 298 cited

Spontaneous time reversal symmetry breaking in the pseudogap state of high-Tc superconductors

A. Kaminski, S. Rosenkranz, H. M. Fretwell +8

When matter undergoes a phase transition from one state to another, usually a change in symmetry is observed, as some of the symmetries exhibited are said to be spontaneously broke…

cond-mat.supr-con2001★ 110 cited

Pairing in cuprates from high energy electronic states

A. F. Santander-Syro, R. P. S. M. Lobo, N. Bontemps +3

The in-plane optical conductivity of Bi2Sr2CaCu2O8+d thin films with small carrier density (underdoped) up to large carrier density (overdoped) is analyzed with unprecedented accur…

cond-mat.supr-con2001★ 86 cited

Absence of a pseudogap in the in-plane infrared response of Bi2Sr2CaCu2O(8+d)

A. F. Santander-Syro, R. P. S. M. Lobo, N. Bontemps +3

The ab-plane reflectance of Bi2Sr2CaCu2O(8+d) thin films was measured in the 30-25000 cm^(-1) range for one underdoped (Tc = 70 K), and one overdoped sample (Tc = 63 K) as a functi…

cond-mat.supr-con1999★ 337 cited

Electronic Spectra and Their Relation to the (pi,pi) Collective Mode in High-Tc Superconductors

J. C. Campuzano, H. Ding, M. R. Norman +15

Photoemission spectra of Bi2Sr2CaCu2O8 reveal that the high energy feature near (pi,0), the "hump", scales with the superconducting gap and persists above Tc in the pseudogap phase…