SUPRACONDUCTEURS

 

Publications

 

P. Bourges, L.P. Regnault, Y. Sidis, C. Vettier

Inelastic neutron scattering study of antiferromagnetic fluctuations above Tc in YBa2Cu3O6.97

Physical Review B 53 (1996) 876-885

 

P. Bourges, L.P. Regnault, J.Y. Henry, C. Vettier, Y. Sidis, P. Burlet

Spin dynamics in the metallic state of the high-Tc superconducting system YBa2Cu3O6.+x

Présenté à : Symposium Jean Rossat-Mignod, Grenoble, July 4, 1994

Physica B 215 (1995) 30-40

 

A.G. Gukasov, V.A. Polyakov, I.A. Zobkalo, D. Petitgrand, P. Bourges, LL. Boudarène, S.N. Barilo, D.N. Zhigunov

A neutron scattering investigation of the magnetic structure and spin correlations in Sm2CuO4

Solid State Communications 95 (1995) 533

 

A.S. Ivanov, P. Bourges, D. Petitgrand, J. Rossat-Mignod.

Spin dynamics in Nd2CuO4.and Pr2CuO4 .

Physica B 213&214 (1995) 60

 

P. Bourges, Y. Sidis, B. Hennion, R. Villeneuve, G. Collin, J.F. Marucco

Unusual spin dynamics in the doped antiferromagnetic phaseYBa2(Cu0.98Zn0.02)3O6.39

Physica B 213&214 (1995) 54-56

 

L.P. Regnault, P. Bourges, P. Burlet, J.Y. Henry, J. Rossat-Mignod, Y. Sidis, C. Vettier

Spin dynamics in the high-Tc superconducting system YBa2Cu3O6+x

Physica B 213&214 (1995) 48-53

 

G. Collin, R. Villeneuve, Y. Sidis, Ph. Bourges, B. Hennion, F. Onufrieva, B. Gillon, F. Bourée, I. Mirebeau, Ph. Mendels, H. Alloul, F. Marucco, P. Schweiss

Neutron Scattering of H.T.S.C. Materials: Zn substitued versus pure YBCO, nuclear and magnetic structures, spin excitations.

Neutron Scattering in Material Science II, D.A. Neumann, T. P . Russell and B. J. Wuensch eds., Mat. Res. Soc. Sympos. Proc. 376 (1995) 513-518

 

P. Burlet, P. Bourges, J. Bossy, E. Elkaim, J.Y. Henry, J.P. Lauriat, L.P. Regnault, J. Schweizer, Y. Sidis, F. Yakhou, C. Vettier

X-ray and neutron scattering studies of YBa2Cu3O6.+x compounds : oxygen insertion and spin dynamics

J. of Superconductivity 9 (1996) 357

 

P. Bourges, L.P. Regnault, Y. Sidis, J. Bossy, P. Burlet, C. Vettier, J.Y. Henry, M. Couach

Spin dynamics by inelastic neutron scattering YBCO

Journal of Low Temperature Physics 105 (1996) 377

 

P. Bourges, Y. Sidis, L.P. Regnault, B. Hennion, R. Villeneuve, G. Collin, C. Vettier, J.Y. Henry, J.F. Marucco

Comparison of antiferromagnetic fluctuations in Zinc-free and zinc-doped YBCO in fully oxidized samples. Studies by inelastic neutron scattering

J. Phys. Chem. Solids 56 (1995) 1937.

 

P. Bourges, Y. Sidis, B. Hennion, R. Villeneuve, G. Collin, J.F. Marucco

Spin dynamics in YBa2(Cu0.98Zn0.02)3O6.7

Czechoslovak Journal of Physics 46 (1996) 1155

 

H. Casalta, P. Bourges, D. Petitgrand, A. Ivanov

Low temperature magnetic excitations in Nd2CuO4 single crystals studied by neutron scattering

Solid State Communications 100 (1996) 683

 

I.S. Lyubutin, S.T. Lin, C.M. Lin, K.V. Frolov, T.V. Dmitrieva, A.M. Balagurov, F. Bourée, I. Mirebeau

Structural transitions inYBa2(Cu1-xFex)3Oy. - Comparative Mösbauer spectroscopy and neutron diffraction analysis (part I)

Physica C 248 (1995) 222-234

 

I.S. Lyubutin, S.T. Lin, C.M. Lin, T.V. Dmitrieva, K.V. Frolov, A.M. Balagurov, F. Bourée, I. Mirebeau

Magnetic transitions inYBa2(Cu1-xFex)3Oy. - Comparative Mösbauer spectroscopy and neutron diffraction analysis (part II)

Physica C 248 (1995) 235

 

M. Braden, W. Reichardt, A.S. Ivanov, A. Yu. Rumiantsev

Anomalous dispersion of LO phonon branches in Ba0.6K0.4BiO3

Europhysics Letters 34 (1996) 531-536

 

M. Braden, P. Adelman, P. Schweiss, T. Woisczyk

Structural distortion and superconductivity in (Nd1-xTbx)1.85Ce0.15CuO4

Physical Review B 53 (1996) 2975-2978

 

Y. Sidis, P. Bouges, B. Hennion, R. Villeneuve, G. Collin, J.F. Marucco

YBa2(Cu1-yZn)3O6+x : elastic neutron scattering measurements

Physica C 235-240 (1995) 1591-1592

 

A.H. Moudden, P.M. Gehring, G. Shirane, M. Matsuda, L. Vasiliu-Doloc, B. Hennion, Y. Endoh, T. Tanaka, H. Kojima

High energy phonon dispersion in La1.85Sr0.15CuO4

Physica B 213&214 (1995) 72-74

 

L. Guerrin, H. Alloul, G. Collin

Possible origin for the T2 dependence of the penetration depth detected by susceptibility measurements in aligned YBa2Cu3O7 powder samples

Physica C 251 (1995) 219-230

 

Y. Sidis, P. Bouges, B. Hennion, L.P. Regnault, R. Villeneuve, G. Collin, J.F. Marucco

Zinc-induced modification of the dynamical magnetic susceptibility in the superconducting state of YBCO as revealed by inelastic neutron scattering

Physical Review B 53 (1996) 6811

 

L. .Legrand, I. Rosenman, R.G. Mints, G. Collin, E. Janod

Self-organized criticality effect on stability : magneto-thermal oscillations in a granular YBCO superconductor

Europhysics Letters 34 (1996) 287-292

 

L. Vassiliu-Doloc, A.H. Moudden, G. Collin, D. Durand

Antiferromagnetic order of Cu2 spins and structural fluctuations in Bi2Sr2PrCu2O8+d

Physica B 213&214 (1995) 63

 

K. Sauv, J. Conard, M. Nicolas-Francillon, F. Bourée

Resistivity and local susceptibility by 7Li NMR in YBa2Cu3-xO7±dLix

Physica C 273 (1996) 49-64

 

V. Caignaert, I. Mirebeau, F. Bourée, N. Guyen, A. Ducouret, J.-M. Greneche, B. Raveau

Crystal and magnetic structure of YBaCuFeO5

J. Solid State Chem. 114 (1995) 24-35

 

 

F. Onufrieva, J. Rossat-Mignod

Theory of spin dynamics in high-Tc copper oxide superconductors. Application to neutron scattering

Physical Review B 52 (1995) 7572-7603

 

F. Onufrieva, J. Rossat-Mignod, V. Kushnir

Spin and hole dynamics of high-Tc cuprates and their interconditional evolution with doping and antiferromagnetic to "strange metal" state

Physica B 206-297 (1995) 667-671

 

F. Onufrieva, J. Rossat-Mignod

Dual itinerant-localized nature of magnetism in high-Tc cuprates

Physica B 140-144 (1995) 1271-1272

 

F. Onufrieva

Spin dynamics of the high-Tc cuprates in the metallic state as a result of dual itinerant -

localised nature of magnetism in strongly correlated CuO2 plane

Physica B 215 (1995) 41-61

 

F. Onufrieva

Evidence for dx2-y2 symmetry of superconducting order parameter in YBCO from neutron

scattering data

Physica C 251 (1995) 348-354

 

F. Onufrieva

Evidence for dx2-y2 symmetry of superconducting order parameter in YBCO from neutron

scattering data

J. Phys. Chem. Solids 56 (1995) 1743-1744

 

F. Onufrieva, S. Petit, Y. Sidis

Theory of hole dynamics in high-Tc cuprates. Key features for high-Tc superconductivity phenomenon : antiferromagnetic exchange as an attractive interaction and a large Fermi surface

Physical Review B 54 (1996) 12464-12487

 

F. Onufrieva, S. Petit, Y. Sidis

Hole doped cuprates : from small to large Fermi surface

Physica C 266 (1996) 11-26

 

F. Onufrieva

Key features for high-Tc superconductivity phenomena : antiferromagnetic exchange as attractive interaction and a saddle point singularity close to Femi level

J. Low Temp. Phys. 105 (1996) 597-602

 

B. Toperverg, G.P. Gordeyev, A.I. Okorokov, V.V. Runov, M.K. Runova, A. Brûlet, R. Kahn, R. Papoular, J. Rossat Mignot, H. Eckerlebe, R. Kampmann, Wagner

Polarized neutron scattering from low field inhomogeneities in high Tc superconducting ceramics based Josephson media.

Phys. Rev. (1995).

 

C. Weyl, J. Zhao, C. Lacour, F. Laher-Lacour, P. Thuéry

Investigation, of a namocrystalline YBa2Cu3O7-d powder by neutron and electron diffractions

J. Phys. Chem. Solids. 56 (1995) 1211-1221

 

 

Communications

 

S. Petit, A.H. Moudden, B. Hennion, A. Revcoleschi

Spin dynamics study of La2-xSrxCuO4 by inelastic neutron scattering

"ECNS'96" "1st European Conference on Neutron Scattering" Interlaken, Switzerland, October 8-11, 1996

 

P. Bouges, Y. Sidis, B. Hennion, R. Villeneuve, G. Collin, J.F. Marucco

Spin dynamics inYBa2(Cu0.98Zn0.02)3O6.39

L.T. 21, Prague, août 1996

 

B. Toperverg, V.V. Runov, A.I. Okorokov, G.P. Gordeyev, M.K. Runova, M. Hennion, I. Mirebeau, A. Brûlet, R. Kahn

Spin waves in Reentrant Fe Mn ferromagnets.

Poster, ECNS 96 Interlaken. Octobre 1996.

 

B. Toperverg, G.P. Gordeyev, A.I. Okorokov, V.V. Runov, M.K. Runova, H. Eckerlebe,

R. Kampmann, A. Brûlet, H. Glattli, R. Kahn, R. Papoular,

Polarized neutron scattering from low field inhomogeneities in high Tc superconducting ceramics base Josephson media.

Poster. ECNS 96. Interlaken. Octobre 1996.

 

V.V. Runov, G.P. Gordeyev, A.I. Okorokov, M.K. Runova, B. Toperverg, A. Brûlet, R. Kahn, R. Papoular, J. Rossat-Mignot, H. Glattli, H. Eckerlebe, R. Kampmann

Small angle scattering of polarized neutrons in HTSC ceramics.

Poster. ECNS 96. Interlaken. Octobre 1996.

 

M.P. Delamare, A. Brûlet, C. Simon

Observation du réseau de vortex par DNPA dans YBaCuO. `

Poster. 5ème Journées de la Neutronique. Ambleteuse. Mai 1996.

 

V.V. Gordeyev, A.I Okorokov, V.V. Runov, B Toperverg, H. Eckerlebe, R. Kampmann, Wagner, A. Brûlet, R. Kahn, R. Papoular

Observation of the interference of nuclear and magnetic scattering on fluctuations of density and penetrating magnetic field applied to HTSC ceramics by means of SANS of polarized neutrons.

Rencontre Franco-Russe, Col de Porte. Juin 1995.

 

 

Thèses

 

P. Vigoureux

Etudes structurales des composés supraconducteurs de type N : R2-xCexCuO4±d

(R=Gd, Eu, Sm, Nd, Pr) ; influences des traitements chimiques sur les propriétés physiques

Thèse soutenue le 28 juin 1995 à l'Université Paris-XI-Orsay

 

L. Vasiliu-Doloc

Etude par diffusion des neutrons et des rayons X des propriétés structurales et magnétiques des cuprates supraconducteurs de types Bi2Sr2Can-1CunO2n+4+4+d

Thèse soutenue le 29 septembre 1995 à l'Université Paris XI-Orsay

 

R. Villeneuve

Etude des mécanismes de substitutions cationiques dans le cupraconducteur YBa2Cu3O6+ et de leurs effects sur la structure et les propriétés magnétiques : cas du zinc et du nickel

Thèse soutenues le 23 février 1996 à l'Université Paris-Sud, Orsay

 

Y. Sidis

Etude des fluctuations magnétiques dans les cuprates supraconducteurs à haute température critique

Thèse soutenue le 27 novembre 1995 à l'Université Paris XI-Orsay

 


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