Cwik, M., Benomar, M., Finger, T., Sidis, Y., Senff, D., Lorenz, T., ...
Spin correlations in LSCO have been studied by neutron scattering. The commensurate antiferromagnetic order of the parent compound persists on a very short range up to a Sr content of x=0.3, whereas...
Electronic liquid crystal state in the high-temperature superconductor YBCO(6.45) (2008)
Hinkov, V., Haug, D., Fauque, B., Bourges, P., Sidis, Y., Ivanov, A., ...
Electronic phases with symmetry properties matching those of conventional liquid crystals have recently been discovered in transport experiments on semiconductor heterostructures and metal oxides at...
Spin dynamics in the pseudogap state of a high-temperature superconductor (2008)
Hinkov, V., Bourges, P., Pailhes, S., Sidis, Y., Ivanov, A., Frost, C. D., ...
The pseudogap is one of the most pervasive phenomena of high temperature superconductors. It is attributed either to incoherent Cooper pairing setting in above the superconducting transition...
Observation of Magnetic Order in a ${\rm YBa_2Cu_3O_{6.6}}$ Superconductor (2008)
Mook, H. A., Sidis, Y., Fauqué, B., Balédent, V., Bourges, P.
Polarized beam neutron scattering measurements on a highly perfect crystal of ${\rm YBa_2Cu_3O_{6.6}}$ show a distinct magnetic transition with an onset at about 235K, the temperature expected for...
Electronic Liquid Crystal State in the High-Temperature Superconductor YBa₂Cu₃O6.45 (2008)
Hinkov, V., Haug, D., Fauqué, B., Bourges, P., Sidis, Y., Ivanov, A., ...
Electronic phases with symmetry properties matching those of conventional liquid crystals have recently been discovered in transport experiments on semiconductor heterostructures and metal oxides at...
Electronic Liquid Crystal State in the High-Temperature Superconductor YBa₂Cu₃O6.45 (2008)
Hinkov, V., Haug, D., Fauqué, B., Bourges, P., Sidis, Y., Ivanov, A., ...
Electronic phases with symmetry properties matching those of conventional liquid crystals have recently been discovered in transport experiments on semiconductor heterostructures and metal oxides at...
Senff, D., Schumann, O., Benomar, M., Kriener, M., Lorenz, T., Sidis, Y., ...
The magnetic correlations in the charge- and orbital-ordered manganite La(0.5)Sr(1.5)MnO(4) have been studied by elastic and inelastic neutron scattering techniques. Out of the well-defined CE-type...
Dunsiger, S. R., Zhao, Y., Gaulin, B. D., Qiu, Y., Bourges, P., Sidis, Y., ...
We have studied incommensurate spin ordering in single crystal underdoped La_{2-x}Ba_{x}CuO_{4} with x~0.08, 0.05 and 0.025 using neutron scattering techniques. Static incommensurate magnetic order...
Garcia, V., Sidis, Y., Marangolo, M., Vidal, F., Eddrief, M., Bourges, P., ...
The alpha-beta magneto-structural phase transition in MnAs/GaAs(111) epilayers is investigated by elastic neutron scattering. The in-plane parameter of MnAs remains almost constant with temperature...
Field-induced paramagnons at the metamagnetic transition in Ca1.8Sr0.2RuO4 (2007)
Steffens, P., Sidis, Y., Link, P., Schmalzl, K., Nakatsuji, S., Maeno, Y., ...
The magnetic excitations in Ca1.8Sr0.2RuO4 were studied across the metamagnetic transition and as a function of temperature using inelastic neutron scattering. At low temperature and low magnetic...
Lattice dynamics and electron-phonon coupling in Sr2RuO4 (2007)
Braden, M., Reichardt, W., Sidis, Y., Mao, Z., Maeno, Y.
The lattice dynamics in Sr$_2$RuO$_4$ has been studied by inelastic neutron scattering combined with shell-model calculations. The in-plane bond-stretching modes in Sr$_2$RuO$_4$ exhibit a normal...
Absence of an isotope effect in the magnetic resonance in high-$T_c$ superconductors (2007)
Pailhès, S., Bourges, P., Sidis, Y., Bernhard, C., Keimer, B., Lin, C. T., ...
An inelastic neutron scattering experiment has been performed in the high-temperature superconductor $\rm YBa_2Cu_3O_{6.89}$ to search for an oxygen-isotope shift of the well-known magnetic resonance...
Resonant magnetic excitations at high energy in superconducting $\bf YBa_2Cu_3O_{6.85}$ (2007)
Pailhes, S., Sidis, Y., Bourges, P., Hinkov, V., Ivanov, A., Ulrich, C., ...
A detailed inelastic neutron scattering study of the high temperature superconductor $\rm YBa_2Cu_3O_{6.85}$ provides evidence of new resonant magnetic features, in addition to the well known...
Two resonant magnetic modes in an overdoped high-$\bf T_c$ superconductor (2007)
Pailhes, S., Sidis, Y., Bourges, P., Ulrich, C., Hinkov, V., Regnault, L. P., ...
A detailed inelastic neutron scattering study of the overdoped high temperature copper oxide superconductor ${Y_{0.9}Ca_{0.1}Ba_{2}Cu_3O_{7}}$ reveals two distinct magnetic resonant modes in the...
Dispersion of the odd magnetic resonant mode in near-optimally doped Bi2Sr2CaCu2O8+d (2007)
Fauqué, B., Sidis, Y., Capogna, L., Ivanov, A., Hradil, K., Ulrich, C., ...
We report a neutron scattering study of the spin excitation spectrum in the superconducting state of slightly overdoped Bi2Sr2CaCu2O8+d system (Tc=87 K). We focus on the dispersion of the resonance...
Magnetic Resonant excitations in High-{$\rm T_c$} superconductors (2006)
Sidis, Y., Pailhès, S., Keimer, B., Bourges, P., Ulrich, C., Regnault, L. P.
The observation of an unusual spin resonant excitation in the superconducting state of various High-Tc ~copper oxides by inelastic neutron scattering measurements is reviewed. This magnetic mode %...
Antiferromagnetic ordering in superconducting ${\bf YBa_2Cu_3O_{6.5}}$ (2006)
Sidis, Y., Ulrich, C., Bourges, P., Bernhard, C., Niedermayer, C., Regnault, L. P., ...
Commensurate antiferromagnetic ordering has been observed in the superconducting high-$Tc$ cuprate ${\rm YBa_{2}Cu_{3}O_{6.5}}$ (${\rm T_{c}}$=55 K) by polarized and unpolarized elastic neutron...
Magnetic resonance peak and nonmagnetic impurities (2006)
Sidis, Y., Bourges, P., Keimer, B., Regnault, L. P., Bossy, J., Ivanov, A., ...
Nonmagnetic Zn impurities are known to strongly suppress superconductivity. We review their effects on the spin excitation spectrum in $\rm YBa_2Cu_3O_{7}$, as investigated by inelastic neutron...
Odd and even magnetic resonant modes in highly overdoped Bi_2 Sr_2 Ca Cu_2 O_{8+delta} (2006)
Capogna, L., Fauque, B., Sidis, Y., Ulrich, C., Bourges, P., Pailhes, S., ...
We present inelastic neutron scattering data on highly overdoped Bi_2 Sr_2 Ca Cu_2 O_{8+\delta} single crystals with superconducting transition temperature T_C=70 K and, for comparison, a nearly...
Magnetic excitations in multiferroic TbMnO3 (2006)
Senff, D., Link, P., Hradil, K., Hiess, A., Regnault, L. P., Sidis, Y., ...
The magnetic excitations in multiferroic TbMnO3 have been studied by inelastic neutron scattering in the spiral and sinusoidally ordered phases. At the incommensurate magnetic zone center of the...
Spin Gap in Optimally-doped YBCO (2006)
Reznik, D., Pintschovius, L., Endoh, Y., Bourges, P., Sidis, Y., Masui, T., ...
Spin gap in optimally-doped YBCO was investigated by inelastic neutron scattering. We found that q-integrated spectral weight in the vicinity of the spin gap has a shape of a step function at 10K...
Quantum statistics of interacting dimer spin systems (2006)
Rüegg, Ch., Normand, Bruce, Matsumoto, M., Niedermayer, Ch., Furrer, A., Krämer, K. W., ...
The compound TlCuCl₃ represents a model system of dimerized quantum spins with strong interdimer interactions. We investigate the triplet dispersion as a function of temperature by inelastic...
Quantum statistics of interacting dimer spin systems (2006)
Rüegg, Ch., Normand, Bruce, Matsumoto, M., Niedermayer, Ch., Furrer, A., Krämer, K. W., ...
The compound TlCuCl₃ represents a model system of dimerized quantum spins with strong interdimer interactions. We investigate the triplet dispersion as a function of temperature by inelastic...
Evidence for two distinct energy scales in the Raman spectra of YBa2(CuNi)O6.95 (2006)
Gallais, Y., Sacuto, A., Bourges, P., Sidis, Y., Forget, A., Colson, D.
We report low energy electronic Raman scattering from Ni-substituted YBa2Cu3O6.95 single crystals with Tc ranging from 92.5 K to 78 K. The fully symmetrical A1g channel and the B1g channel which is...
Hinkov, V., Bourges, P., Pailhes, S., Sidis, Y., Ivanov, A., Lin, C. T., ...
A detailed inelastic neutron scattering study of the in-plane anisotropy of magnetic excitations in twin-free YBa$_2$Cu$_3$O$_{6.6}$ ($T_c =$ 61 K) reveals that the spin excitation spectra in the...
Magnetic Order in the Pseudogap Phase of High-Tc Superconductors (2006)
Fauqué, B., Sidis, Y., Hinkov, V., Pailhès, S., Lin, C.T., Chaud, X., ...
Doping Dependence of Bilayer Resonant Spin Excitations in (Y,Ca)Ba2Cu3O6+x (2006)
Pailhès, S., Ulrich, C., Fauqué, B., Hinkov, V., Sidis, Y., Ivanov, A., ...
Spin wave dispersion in orbitally ordered La1/2Sr3/2MnO4 (2006)
Senff, D, Krüger, F, Scheidl, S, Benomar, M, Sidis, Y, Demmel, F, ...
Quantum statistics of interacting dimer spin systems (2005)
Ruegg, C., Normand, B., Matsumoto, M., Niedermayer, A., Furrer, A., Kramer, K.W., ...
The compound TlCuCl3 represents a model system of dimerized quantum spins with strong interdimer interactions. We investigate the triplet dispersion as a function of temperature by inelastic neutron...
Doping Dependence of Bilayer Resonant Spin Excitations in $\bf (Y,Ca)Ba_2Cu_3O_{6+x}$ (2005)
Pailhès, S., Ulrich, C., Fauqué, B., Hinkov, V., Sidis, Y., Ivanov, A., ...
Resonant magnetic modes with odd and even symmetries were studied by inelastic neutron scattering experiments in the bilayer high-$T_c$ superconductor $\rm Y_{1-x}Ca_{x}Ba_2Cu_3O_{6+y}$ over a wide...
Spin-wave dispersion in orbitally ordered La(0.5)Sr(1.5)MnO(4) (2005)
Senff, D., Krueger, F., Scheidl, S., Benomar, M., Sidis, Y., Demmel, F., ...
The magnon dispersion in the charge, orbital and spin ordered phase in La(0.5)Sr(1.5)MnO(4) has been studied by means of inelastic neutron scattering. We find an excellent agreement with a magnetic...
Quantum Statistics of Interacting Dimer Spin Systems (2005)
Rüegg, Ch., Normand, B., Matsumoto, M., Niedermayer, Ch., Furrer, A., Krämer, K. W., ...
The compound TlCuCl3 represents a model system of dimerized quantum spins with strong interdimer interactions. We investigate the triplet dispersion as a function of temperature by inelastic neutron...
Magnetic order in the pseudogap phase of high-$T_C$ superconductors (2005)
Fauque, B., Sidis, Y., Hinkov, V., Pailhes, S., Lin, C. T., Chaud, X., ...
One of the leading issues in high-$T_C$ superconductors is the origin of the pseudogap phase in underdoped cuprates. Using polarized elastic neutron diffraction, we identify a novel magnetic order in...
Absence of an isotope effect in the magnetic resonance in high-$T_c$ superconductors (2005)
Pailhès, S., Bourges, P., Sidis, Y., Bernhard, C., Keimer, B., Lin, C. T., ...
An inelastic neutron scattering experiment has been performed in the high-temperature superconductor $\rm YBa_2Cu_3O_{6.89}$ to search for an oxygen-isotope shift of the well-known magnetic resonance...
Magnetic Ordering and Spin Waves in Na0.82CoO2 (2005)
Bayrakci, S. P., Mirebeau, I., Bourges, P., Sidis, Y., Enderle, M., Mesot, J., ...
Absence of an isotope effect in the magnetic resonance in high-Tc superconductors (2005)
Pailhès, S., Bourges, P., Sidis, Y., Bernhard, C., Keimer, B., Lin, C. T., ...
The resonant magnetic mode: A common feature of high-Tc superconductors (2005)
Bourges, P., Keimer, B., Pailhès, S., Regnault, L. P., Sidis, Y., Ulrich, C.
Magnetic ordering and spin waves in $\bf Na_{0.82}CoO_2$ (2004)
Bayrakci, S. P., Mirebeau, I., Bourges, P., Sidis, Y., Enderle, M., Mesot, J., ...
Na$_x$CoO$_2$, the parent compound of the recently synthesized superconductor Na$_x$CoO$_2$:$y$H$_2$O, exhibits bulk antiferromagnetic order below $\sim20$ K for 0.75 $\leq x \leq$ 0.9. We have...
Hinkov, V., Pailhes, S., Bourges, P., Sidis, Y., Ivanov, A., Kulakov, A., ...
The fundamental building block of the copper oxide superconductors is a Cu4O4 square plaquette. In most of these materials, the plaquettes are slightly distorted and form a rectangular lattice. An...
Large Anomalous Hall effect in a silicon-based magnetic semiconductor (2004)
Manyala, N., Sidis, Y., DiTusa, J. F., Aeppli, G., Young, D. P., Fisk, Z.
Magnetic semiconductors are attracting high interest because of their potential use for spintronics, a new technology which merges electronics and manipulation of conduction electron spins. (GaMn)As...
Resonant magnetic excitations at high energy in superconducting $\bf YBa_2Cu_3O_{6.85}$ (2004)
Pailhes, S., Sidis, Y., Bourges, P., Hinkov, V., Ivanov, A., Ulrich, C., ...
A detailed inelastic neutron scattering study of the high temperature superconductor $\rm YBa_2Cu_3O_{6.85}$ provides evidence of new resonant magnetic features, in addition to the well known...
Magnetic Resonant excitations in High-{$\rm T_c$} superconductors (2004)
Sidis, Y., Pailhès, S., Keimer, B., Bourges, P., Ulrich, C., Regnault, L. P.
The observation of an unusual spin resonant excitation in the superconducting state of various High-Tc ~copper oxides by inelastic neutron scattering measurements is reviewed. This magnetic mode %...
Magnetic resonant excitations in High-Tc superconductors (2004)
Sidis, Y., Pailhès, S., Keimer, B., Bourges, P., Ulrich, C., Regnault, L. P.
Resonant Magnetic Excitations at High Energy in Superconducting YBa2Cu3O6.85 (2004)
Pailhès, S., Sidis, Y., Bourges, P., Hinkov, V., Ivanov, A., Ulrich, C., ...
Strongly Enhanced Magnetic Fluctuations in a Heavy-mass Layered Ruthenate (2003)
Friedt, O., Steffens, P., Braden, M., Sidis, Y., Nakatsuji, S., Maeno, Y.
We have studied the magnetic excitations in Ca$_{2-x}$Sr$_x$RuO$_4$, x=0.52 and 0.62, which exhibit an anomalous high susceptibility and heavy mass Fermi liquid behavior. Our inelastic neutron...
Two resonant magnetic modes in an overdoped high-$\bf T_c$ superconductor (2003)
Pailhes, S., Sidis, Y., Bourges, P., Ulrich, C., Hinkov, V., Regnault, L. P., ...
A detailed inelastic neutron scattering study of the overdoped high temperature copper oxide superconductor ${Y_{0.9}Ca_{0.1}Ba_{2}Cu_3O_{7}}$ reveals two distinct magnetic resonant modes in the...
Anisotropy of the incommensurate fluctuations in Sr2RuO4: a study with polarized neutrons (2003)
Braden, M., Steffens, P., Sidis, Y., Kulda, J., Hayden, S., Kikugawa, N., ...
The anisotropy of the magnetic incommensurate fluctuations in Sr2RuO4 has been studied by inelastic neutron scattering with polarized neutrons. We find a sizeable enhancement of the out of plane...
Dispersion of Magnetic Excitations in Superconducting Optimally Doped YBa_2Cu_3O_6.95 (2003)
Reznik, D., Bourges, P., Pintschovius, L., Endoh, Y., Sidis, Y., Matsui, T., ...
Detailed neutron scattering measurements of YBa_2Cu_3O_6.95 found that the resonance peak and incommensurate magnetic scattering induced by superconductivity represent the same physical phenomenon:...
Two Resonant Magnetic Modes in an Overdoped High Tc Superconductor (2003)
Pailhès, S., Sidis, Y., Bourges, P., Ulrich, C., Hinkov, V., Regnault, L. P., ...
The resonant magnetic mode: a common feature of high-$T_C$ superconductors (2002)
Bourges, Ph., Keimer, B., Pailhès, S., Regnault, L. P., Sidis, Y., Ulrich, C.
Inelastic neutron scattering experiments in high-$T_c$ cuprates have evidenced a new magnetic excitation present in the superconducting state. In particular, recent experiments on single layer...
Inelastic neutron scattering study of magnetic excitations in Sr$_2$RuO$_4$ (2002)
Braden, M., Sidis, Y., Bourges, P., Pfeuty, P., Kulda, J., Mao, Z., ...
Magnetic excitations in \srruo ~ have been studied by inelastic neutron scattering. The magnetic fluctuations are dominated by incommensurate peaks related to the Fermi surface nesting of the...
High-Energy Spin Dynamics in La$_{1.69}$Sr$_{0.31}$NiO$_4$ (2002)
Bourges, P., Sidis, Y., Braden, M., Nakajima, K., Tranquada, J. M.
We have mapped out the spin dynamics in a stripe-ordered nickelate, La$_{2-x}$Sr$_{x}$NiO$_{4}$ with $x \simeq 0.31$, using inelastic neutron scattering. We observe spin-wave excitations up to 80 meV...
He, H., Bourges, P., Sidis, Y., Ulrich, C., Regnault, L. P., Pailhes, S., ...
An unusual spin excitation mode observed by neutron scattering has inspired numerous theoretical studies of the interplay between charged quasiparticles and collective spin excitations in the copper...
Inelastic neutron scattering study of Tl2Ba2CuO6+δ (2002)
Keimer, B., He, H., Bourges, P., Sidis, Y., Ulrich, C., Regnault, L. P., ...
We present inelastic neutron scattering data on optimally doped Tl2Ba2CuO6+delta (T-c = 92 K), a single-layer copper oxide with undistorted copper oxide planes. The data indicate a magnetic resonant...
Magnetic Resonant Mode in the Single-Layer High-Temperature Superconductor Tl2Ba2CuO6+δ (2002)
He, H., Bourges, P., Sidis, Y., Ulrich, C., Regnault, L. P., Pailhès, S., ...
An unusual spin excitation mode observed by neutron scattering has inspired numerous theoretical studies of the interplay between charged quasiparticles and collective spin excitations in the copper...
Evidence for two distinct energy scales in the Raman spectra of YBa2(CuNi)O6.95 (2001)
Gallais, Y., Sacuto, A., Bourges, P., Sidis, Y., Forget, A., Colson, D.
We report low energy electronic Raman scattering from Ni-substituted YBa2Cu3O6.95 single crystals with Tc ranging from 92.5 K to 78 K. The fully symmetrical A1g channel and the B1g channel which is...
Incommensurate magnetic ordering in Sr_2Ru_(1-x)Ti_xO_4 (2001)
Braden, M., Friedt, O., Sidis, Y., Bourges, P., Minakata, M., Maeno, Y.
In $\rm Sr_2RuO_4$ the spin excitation spectrum is dominated by incommensurate fluctuations at q=(0.3 0.3 q$_z$), which arise from Fermi-surface nesting. We show that upon Ti substitution, known to...
Antiferromagnetic ordering in a 90 K copper oxide superconductor (2001)
Hodges, J. A., Sidis, Y., Bourges, P., Mirebeau, I., Hennion, M., Chaud, X.
Using elastic neutron scattering, we evidence a commensurate antiferromagnetic Cu(2) order (AF) in the superconducting (SC) high-$\rm T_c$ cuprate $\rm YBa_2(Cu_{1-y}Co_y)_3O_{7+\delta}$ (y=0.013,...