C. Ulrich

Publication List Details

Period

1878 - 2009

Number

91

Co-Authors

Momentum dependence of orbital excitations in Mott-insulating titanates (2009)

Ulrich, C., Ament, L. J. P., Ghiringhelli, G., Braicovich, L., Sala, M. Moretti, Pezzotta, N., ...

High-resolution resonant inelastic x-ray scattering has been used to determine the momentum dependence of orbital excitations in Mott-insulating LaTiO$_3$ and YTiO$_3$ over a wide range of the...

Electronic and phononic Raman scattering in detwinned YBa$_2$Cu$_3$O$_{6.95}$ and Y$_{0.85}$Ca$_{0.15}$Ba$_2$Cu$_3$O$_{6.95}$: s-wave admixture to the $d_{x^2-y^2}$-wave order parameter (2009)

Bakr, M., Schnyder, A. P., Klam, L., Manske, D., Lin, C. T., Keimer, B., ...

Inelastic light (Raman) scattering has been used to study electronic excitations and phonon anomalies in detwinned, slightly overdoped YBa$_2$Cu$_3$O$_{6.95}$ and moderately overdoped...

Phonon anomalies in pure and underdoped R{1-x}K{x}Fe{2}As{2} (R = Ba, Sr) investigated by Raman light scattering (2009)

Rahlenbeck, M., Sun, G. L., Sun, D. L., Lin, C. T., Keimer, B., Ulrich, C.

We present a detailed temperature dependent Raman light scattering study of optical phonons in Ba{1-x}K{x}Fe{2}As{2} (x ~ 0.28, superconducting Tc ~ 29 K), Sr{1-x}K{x}Fe{2}As{2} (x ~ 0.15, Tc ~ 29 K)...

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...

Isotope effect on the optical phonons of YBa₂Cu₄O₈ studied by far-infrared ellipsometry and Raman scattering (2006)

Trajnerowicz, A., Golnik, A., Bernhard, Christian, Machtoub, L., Ulrich, C., Tallon, J. L., ...

The phonon spectra of YBa₂Cu₄O₈ polycrystalline samples with different isotope substitution for Ba, Cu, and O have been studied using far-infrared ellipsometry and Raman scattering. The...

Isotope effect on the optical phonons of YBa₂Cu₄O₈ studied by far-infrared ellipsometry and Raman scattering (2006)

Trajnerowicz, A., Golnik, A., Bernhard, Christian, Machtoub, L., Ulrich, C., Tallon, J. L., ...

The phonon spectra of YBa₂Cu₄O₈ polycrystalline samples with different isotope substitution for Ba, Cu, and O have been studied using far-infrared ellipsometry and Raman scattering. The...

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...

Neutron diffraction study of YVO3, NdVO3, and TbVO3 (2006)

Reehuis, M., Ulrich, C., Pattison, P., Ouladdiaf, B., Rheinstadter, M. C., Ohl, M., ...

The structural and magnetic properties of YVO3, NdVO3 and TbVO3 were investigated by single-crystal and powder neutron diffraction. YVO3 shows a structural phase transition at 200 K from an...

Improving the definition of fishing effort for important European fleets by accounting for the skipper effect (2006)

MARCHAL, Paul, ANDERSEN, B, BROMLEY, D, IRIONDO, A, MAHEVAS, Stephanie, QUIRIJNS, F, ...

The scope of this paper is to quantify, for a wide selection of European fisheries, fishing tactics and strategies and to evaluate the benefits of adjusting the definition of. fishing effort using...

Crystal structure and high-field magnetism of La2CuO4 (2006)

Reehuis, M., Ulrich, C., Prokes, K., Gozar, A., Blumberg, G., Komiya, Seiki, ...

Neutron diffraction was used to determine the crystal structure and magnetic ordering pattern of a La2CuO4 single crystal, with and without applied magnetic field. A previously unreported, subtle...

An evaluation of multi-annual management strategies for ICES roundfish stocks (2006)

KELL, L, PILLING, G, KIRKWOOD, G, PASTOORS, M, MESNIL, Benoit, KORSBREKKE, K, ...

Current scientific management objectives for ICES roundfish stocks are to ensure conservation of the biological resource and do not explicitly consider economic or social objectives. For example,...

The customer - an untapped source of innovations. Developing a Customer Integration Network in HP (2006)

Grzegorz Gurgul, Ellen Enkel, Maria Rumyantseva, C. Ulrich

In order to overcome these challenges and ensure organic growth, a company should launch customer-required product and services and be-come more customer centered, thus increasing customer loyalty....

Neutron diffraction study of YVO3, NdVO3, and TbVO3 (2006)

Reehuis, M., Ulrich, C., Pattison, P., Ouladdiaf, B., Rheinstädter, M. C., Ohl, M., ...

The structural and magnetic properties of YVO3, NdVO3 and TbVO3 were investigated by single-crystal and powder neutron diffraction. YVO3 shows a structural phase transition at 200 K from an...

Crystal structure and high-field magnetism of La2CuO4 (2006)

Reehuis, M., Ulrich, C., Prokeš, K., Gozar, A., Blumberg, G., Komiya, S., ...

Neutron diffraction was used to determine the crystal structure and magnetic ordering pattern of a La2CuO4 single crystal, with and without applied magnetic field. A previously unreported, subtle...

Raman scattering in the Mott insulators LaTiO3 and YTiO3: Evidence for orbital excitations (2006)

Ulrich, C., Gössling, A., Grüninger, M., Guennou, M., Roth, H., Cwik, M., ...

Raman scattering is used to observe pronounced electronic excitations around 230 meV-well above the two-phonon range-in the Mott insulators LaTiO3 and YTiO3. Based on the temperature, polarization,...

Isotope effect on the optical phonons of YBa2Cu4O8 studied by far-infrared ellipsometry and Raman scattering (2006)

Trajnerowicz, A., Golnik, A., Bernhard, C., Machtoub, L., Ulrich, C., Tallon, J. L., ...

The phonon spectra of YBa2Cu4O8 polycrystalline samples with different isotope substitution for Ba, Cu, and O have been studied using far-infrared ellipsometry and Raman scattering. The observed...

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...

Magnetoresistance Effects in SrFeO(3-x): Dependence on Phase Composition and Relation to Magnetic and Charge Order (2005)

Adler, P., Lebon, A., Damljanovic, V., Ulrich, C., Bernhard, C., Boris, A. V., ...

Single crystals of iron(IV) rich oxides SrFeO(3-x) with controlled oxygen content have been studied by Moessbauer spectroscopy, magnetometry, magnetotransport measurements, Raman spectroscopy, and...

Orbital excitations in titanates (2005)

Ulrich, C., Gössling, A., Grüninger, M., Guennou, M., Roth, H., Cwik, M., ...

Raman scattering is used to observe pronounced electronic excitations around 230 meV - well above the two-phonon range - in the Mott insulators LaTiO$_3$ and YTiO$_3$. Based on the temperature,...

Kunststoffkunde-Praktikum. Einführung zu den Versuchen im Hauptfach "Kunststoffkunde" (2005)

Göschel, U., Keuerleber, M., Rodriguez, A., Rüb, G., Ulrich, C., ...

Leitfaden zur Charakterisierung von Kunststoffen. Es werden die theoretischen Grundlagen, das Messprinzip, die Durchführung des Experiments sowie die Interpretationsmöglichkeiten diskutiert....

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 %...

Magnetism, Charge Order, and Giant Magnetoresistance in SrFeO3-δ Single Crystals (2004)

Lebon, A., Adler, P., Bernhard, C., Boris, A. V., Pimenov, A. V., Maljuk, A., ...

The electronic and magnetic properties of SrFeO3-delta single crystals with controlled oxygen content (0less than or equal todeltaless than or equal to0.19) have been studied systematically by...

c-axis lattice dynamics in Bi-based cuprate superconductors (2004)

Kovaleva, N. N., Boris, A. V., Holden, T., Ulrich, C., Liang, B., Lin, C. T., ...

We present the results of a systematic study of the c-axis lattice dynamics in single-layer Bi2Sr2CuO6 (Bi2201), bilayer Bi2Sr2CaCu2O8 (Bi2212), and trilayer Bi2Sr2Ca2Cu3O10 (Bi2223) cuprate...

Anomalous oxygen-isotope effect on the in-plane far-infrared conductivity of detwinned YBa2Cu316,18O6.9 (2004)

Bernhard, C., Holden, T., Boris, A. V., Kovaleva, N. N., Pimenov, A. V., Humlíček, J., ...

We observe a large and anomalous oxygen isotope effect on the a-axis component of the far-infrared electronic response of detwinned (YBa2Cu3O6.9)-O-16,18. For O-18 a pronounced low-energy electronic...

Strain effects on the polaron binding energy in PrBa2Cu3O7-δ thin films (2004)

Soltan, S., Ulrich, C., Cristiani, G.

We report a systematic study of the strain effect on thin films of nonsuperconducting PrBa2Cu3O7-delta produced by pulsed laser deposition. The transport properties and the Raman active modes are...

Magnetism, Charge Order and Giant Magnetoresistance in SrFeO$_{3-\delta}$ Single Crystals (2003)

Lebon, A., Adler, P., Bernhard, C., Boris, A. V., Pimenov, A. V., Maljuk, A., ...

The electronic and magnetic properties of SrFeO$_{3-\delta}$ single crystals with controlled oxygen content ($0 \leq \delta \leq 0.19$) have been studied systematically by susceptibility, transport...

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...

C-axis lattice dynamics in Bi-based cuprate superconductors (2003)

Kovaleva, N. N., Boris, A. V., Munzar, D., Holden, T., Ulrich, C., Tallon, J. L., ...

We present results of a systematic study of the c axis lattice dynamics in single layer Bi2Sr2CuO6 (Bi2201), bilayer Bi2Sr2CaCu2O8 (Bi2212) and trilayer Bi2Sr2Ca2Cu3O10 (Bi2223) cuprate...

Anomalous oxygen isotope effect on the in-plane FIR conductivity of detwinned YBa2Cu3$^{16,18}$O$_{6.9}$ (2003)

Bernhard, C., Holden, T., Boris, A. V., Kovaleva, N. N., Pimenov, A. V., Humlicek, J., ...

We observe an anomalous oxygen isotope effect on the a-axis component of the far-infrared electronic response of detwinned YBa2Cu3$^{16,18}$O$_{6.9}$. For $^{18}$O a pronounced low-energy electronic...

Effect of pressure on structural properties and energy band gaps of γ-InSe (2003)

Olguín, D., Cantarero, A., Ulrich, C., Syassen, K.

We have investigated theoretically the effect of hydrostatic pressure on interatomic bond lengths and energy band gaps of gamma-InSe. Total energy calculations were performed using the linear...

Annual trends in catchability and fish stock assessments (2003)

Marchal, P., Ulrich, C., Korsbrekke, K., Pastoors, M.A., Rackham, B.

A key assumption of many fish stock assessment models is that catchability is constant over time. We assume here that trends in catchability may occur through fishing power creeping. The tuning...

Magnetic neutron scattering study of YVO3: Evidence for an orbital Peierls state (2002)

Ulrich, C., Khaliullin, G., Sirker, J., Reehuis, M., Ohl, M., Miyasaka, S., ...

Neutron spectroscopy has revealed a highly unusual magnetic structure and dynamics in YVO$_3$, an insulating pseudocubic perovskite that undergoes a series of temperature induced phase transitions...

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...

Magnetic Order and Dynamics in an Orbitally Degenerate Ferromagnetic Insulator (2002)

Ulrich, C., Khaliullin, G., Okamoto, S., Reehuis, M., Ivanov, A., He, H., ...

Neutron scattering was used to determine the spin structure and the magnon spectrum of the Mott--Hubbard insulator YTiO$_3$. The magnetic structure is complex, comprising substantial G-type and...

Magnetic Resonant Mode in the Single-Layer High Temperature Superconductor Tl$_2$Ba$_2$Cu$_{6+\delta}$ (2002)

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...

Structural and Magnetic Instabilities of La$_{2-x}$Sr$_x$CaCu$_2$O$_6$ (2002)

Ulrich, C., Kondo, S., Reehuis, M., He, H., Bernhard, C., Niedermayer, C., ...

A neutron scattering study of nonsuperconducting La$_{2-x}$Sr$_x$CaCu$_2$O$_6$ (x=0 and 0.2), a bilayer copper oxide without CuO chains, has revealed an unexpected tetragonal-to-orthorhombic...

Area-based management and fishing efficiency (2002)

Marchal, P., Ulrich, C., Pastoors, M.

The scope of this study is to investigate the extent to which area-based management may have influenced the fishing efficiency of the Danish and Dutch demersal fleets harvesting cod, plaice and sole...

A comparison of three indices of fishing power on some demersal fisheries of the North Sea (2002)

Marchal, P., Ulrich, C., Korsbrekke, K., Pastoors, M.A., Rackham, B.

The scope of this study is to identify temporal dynamics in fishing power, by deriving three different indices (IFP1, IFP2, IFP3) based on three independent methods. IFP1 is derived from the GLM...

Influence of trends in fishing power on bioeconomics in the North Sea flatfish fishery regulated by catches or by effort quotas (2002)

Ulrich, C., Pascoe, S., Sparre, P.J., Marchal, P.

Total allowable effort quotas (TAEs) are often considered as promising alternatives to single-species total allowable catch quotas (TACs) in fisheries management. However, implementing TAEs would...

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 Order and Dynamics in an Orbitally Degenerate Ferromagnetic Insulator (2002)

Ulrich, C., Khaliullin, G., Okamoto, S., Reehuis, M., Ivanov, A., He, H., ...

Neutron scattering was used to determine the spin structure and the magnon spectrum of the Mott-Hubbard insulator YTiO3. The magnetic structure is complex, comprising substantial G-type and A-type...

Structural and magnetic instabilities of La2-xSrxCaCu2O6 (2002)

Ulrich, C., Kondo, S., Reehuis, M., He, H., Bernhard, C., Niedermayer, C., ...

A neutron-scattering study of nonsuperconducting La2- xSrxCaCu2O6 (x=0 and 0.2), a bilayer copper oxide without CuO chains, has revealed an unexpected tetragonal-to-orthorhombic transition with a...

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...

Structural and magnetic instabilities of La2-xSrxCaCu2O6 (2002)

Ulrich, C., Kondo, S., Reehuis, M., He, H., Bernhard, C., Niedermayer, C., ...

This version is available at the following Publisher URL: http://prb.aps.org

Structural and magnetic instabilities of La2-xSrxCaCu2O6 (2002)

Ulrich, C., Kondo, S., Reehuis, M., He, H., Bernhard, C., Niedermayer, C., ...

A neutron-scattering study of nonsuperconducting La2-xSrxCaCu2O6 (x=0 and 0.2), a bilayer copper oxide without CuO chains, has revealed an unexpected tetragonal-to-orthorhombic transition with a...

Antiferromagnetic ordering in superconducting ${\bf YBa_2Cu_3O_{6.5}}$ (2001)

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...

Antiferromagnetic Order of the Ru and Gd in Superconducting RuSr2GdCu2O8 (2000)

Lynn, J. W., Keimer, B., Ulrich, C., Bernhard, C., Tallon, J. L.

Neutron diffraction has been used to study the magnetic order in RuSr{2}GdCu2O8. The Ru moments order antiferromagnetically at T{N}=136(2)K, coincident with the previously reported onset of...

Estimation de l'importance des stocks locaux en Manche, et conséquences pour la gestion : application du modèle In/Out à sept espèces (2000)

Ulrich, C., Gascuel, D., Bellail, R.

Un stock est considéré comme une unité de gestion fonctionnelle couvrant une étendue géographiquement délimitée. Cependant, une politique de gestion peut souvent être envisagée dans une zone...

Investigation of conduction band structure, electron scattering mechanisms and phase transitions in indium selenide by means of transport measurements under pressure (1996)

Errandonea, D., Segura, A., Sánchez-Royo, J. F., Muñoz, V., Grima, P., Chevy, A., ...

In this work we report on Hall effect, resistivity and thermopower measurements in n-type indium selenide at room temperature under either hydrostatic and quasi-hydrostatic pressure. Up to 40 kbar (=...