SYSTEMES QUASICRISTALLINS
G. Coddens, S. Lyonnard, B. Sepiol, Y. Calvayrac
Evidence for atomic hopping of Fe in perfectly icosahedral AlFeCu quasicrystals by 57Fe Mössbauer spectroscopy
J. Phys. I France, 5 (1995) 771-776
S. Lyonnard, G. Coddens Y. Calvayrac, D. Gratias
Study of atomic hopping (phasons) in perfect icosahedral quasicrystals Al70.3Pd21.4Mn8.3by time-of-flight quasi-elastic neutron scattering
Phys. Rev. B 53 (1996) 3150-3160
G. Coddens, S. Lyonnard
A method to calculate coherent quasi-elastic neutron scattering signals : illustration on the case of atomic hopping in quasicrystals
Physica B 226 (1996) 28-35.; Erratum in press.
P. Launois, G. Coddens
Symétries interdites et quasicristaux
Clefs CEA 30 (1995) 24-33.
G. Coddens
Study of atomic hopping in quasicristals
Neutron News 6 (1995) 14-17
G. Coddens, P. Launois
Quasicristals: a new type of organization in Condensed Matter
Endeavour, New Series, 20 (1996) 16-21
M. Boudard ,M. de Boissieu, S. Kycia , A.I. Goldman, B. Hennion, R. Bellissent, M. Quilichini, R. Currat, C. Janot
Optic modes in the AlPdMn icosahedral phase
J. Phys.: Condens. Matter 7 (1995) 7299-7308
M. de Boissieu, M. Boudard , B. Hennion, R. Bellissent, S. Kycia , A.I. Goldman, C. Janot, M. Audier
Diffuse scattering and phason elasticity in the AlPdMn icosahedral phase
Physical Review Letters. 75 (1995) 89
M. Boudard ,M. de Boissieu, A.I. Goldman, B. Hennion, R. Bellissent, M. Quilichini, R. Currat, C. Janot
Dynamical properties of the AlPdMn icosahedral phase
Physica Scripta T57 (1995) 84-87
S. Lyonnard, G. Coddens, B. Sepiol, R. Bellissent, Y. Calvayrac
Etude des sauts atomiques dans les quasicristaux
J. Phys. France IV, 6-C2 (1996) 71-76
S. Lyonnard, G. Coddens, B. Hennion, R. Bellissent, Y. Calvayrac
First results on the anisotropy of the quasi-elastic neutron scattering signal from phason dynamics in a single-grain quasicrystal of AlPdMn
"Liquid and Amorphous Materials '95, Chicago, August 27th - September 1st, 1995
J. Non Cryst. Solids 205 (1996) 11-16
S. Lyonnard, G. Coddens, B. Hennion, R. Bellissent, Y. Calvayrac
Triple axis quasi-elastic neutron scattering study of phason dynamics in a single-grain quasicrystal of AlPdMn
Physica B 219&220 (1996) 342-344
S. Lyonnard, G. Coddens R. Bellissent, Y. Calvayrac, P. Fabi
About atomic hopping in quasicrystals
Proceedings of the Fifth International Conference on Quasicrystals,
C.~Janot and R.~Mosséry ed., World Scientific, Singapore (1996), pp. 367-371
F. Hippert, M. Audier, H. Klein, R. Bellissent, D. Boursier
Localized magnetism in molten icosahedral and approximant AlPdMn phases
Physical Review Letters 76 (1996) 54-57
S. Lyonnard, G. Coddens, B. Sepiol, R. Bellissent, Y. Calvayrac
Etude des sauts atomiques dans les quasi-cristaux
J. Physique IV, 6, C2 (1996) 71-76
Communications
G. Coddens
Quasicristaux : introduction; étude des sauts atomiques; 4èmes Journées de la Diffusion Neutronique, Port d'Albret, France, May 17-19, 1995 (invited)
S. Lyonnard, G. Coddens R. Bellissent, Y. Calvayrac
Structure et dynamique dans la transition de phase approximant cristallin - quasicristal pour AlFeCu
4èmes Journées de la Diffusion Neutronique, Port d'Albret, France, May 17-19, 1995
S. Lyonnard, G. Coddens, B. Sepiol, R. Bellissent, Y. Calvayrac
Study of atomic hopping by quasi-elastic neutron scattering and Mössbauer spectroscopy
5th International Conference on Quasicrystals, Avignon, France, May 22-26, 1995
S. Lyonnard, G. Coddens, B. Sepiol, R. Bellissent, Y. Calvayrac
Etude des sauts atomiques dans les quasicristaux
38ème Colloque de Métallurgie de l'INSTN, "Les Intermétalliques : des Superalliages aux Quasicristaux", Saclay, June 20-22, 1995
S. Lyonnard, G. Coddens, B. Hennion, R. Bellissent, Y. Calvayrac
Triple axis quasi-elastic neutron scattering study of phason dynamics in a single-grain quasicrystal of AlPdMn
"Phonon'95" Sapporo (Japan) July 24-28, 1995,
S. Lyonnard, G. Coddens, B. Sepiol, R. Bellissent, Y. Calvayrac
Study of atomic hopping by quasi-elastic neutron scattering and Mössbauer spectroscopy
Phonons '95, 4th International Conference on Phonon Physics
and 8th International Conference on Phonon Scattering in Condensed Matter, Sapporo, Japan, July 23-28, 1995.
S. Lyonnard, G. Coddens, B. Hennion, R. Bellissent, Y. Calvayrac
Studyof atomic hopping (phasons) in quasicrystals
Ninth International Conference on Liquid and Amorphous Materials, LAM-9, Chicago, Illinois, USA,
August 27 - September 1, 1995
G. Coddens
Experimental study of atomic hopping in quasicrystals
NATO Advanced Study Institute on Mathematics of Long Range Aperiodic Order, The Fields Institute of
Research in Mathematical Sciences, Waterloo, Ontario, Canada, August 21 - September 1, 1995
S. Lyonnard, G. Coddens, B. Sepiol, Y. Calvayrac
Study of atomic hopping in perfectly icosahedral AlFeCu and AlPdMn quasicrystals by neutron scattering and 57Fe Mössbauer spectroscopy;
Dynamical Properties of Solids, DYPROSO XXV, Haro, La Rioja, Spain, Sep- tember 23-27, 1995
S. Lyonnard, G. Coddens, B. Sepiol, R. Bellissent, Y. Calvayrac
Etude des sauts atomiques dans les quasicristaux
38ème Colloque de Métallurgie de l'INSTN, "Les Intermétalliques : des Superalliages aux Quasicristaux", Saclay, June 20-22, 1995
S. Lyonnard G. Coddens, R. Bellissent, B. Hennion, Y. Calvayrac, B. Frick, B. Sepiol
Study of atomic (phason) hopping in AlPdMn and AlCuFe perfect icosahedral quasicrystals
Diffusion et défauts dans les quasicristaux, CIRM, Marseille-Luminy, 8-10 janvier 1996
G. Coddens, R. Bellissent, K. Kelton, P. Gibbons
Diffusion de l'hydrogène dans Ti45Zr38Ni17H150
Diffusion et défauts dans les quasicristaux, CIRM, Marseille-Luminy, 8-10 janvier 1996
S. Lyonnard, G. Coddens, R. Bellissent, B. Hennion, Y. Calvayrac, B. Frick, B. Sepiol
Study of atomic (phason) hopping in AlPdMn and AlCuFe perfect icosahedral quasicristals
Colloque QC du GDR-CINQ, Paris, 5-7 juin 1996
S. Lyonnard, G. Coddens, B. Hennion, R. Bellissent, Y. Calvayrac
Triple-axis neutron scattering study of phason hopping in an AlPdMn single domain sample
Workshop on Aperiodic Structures, Krak\ow, Poland, 1-5 July 1996
G. Coddens, S. Lyonnard, Y. Calvayrac
Dynamics of Phason Hopping
Workshop on Aperiodic Structures, Krakow, Poland, 1-5 July 1996}. (invité)
S. Lyonnard, G. Coddens B. Hennion, Y. Calvayrac
Study of atomic (phason) hopping in quasicrystals (QC);
ECNS '96, 1st European Conference on Neutron Scattering, Interlaken, Switzerland, 7-11 October 1996
S. Lyonnard
Exemple d'utilisation du spectromètre 3 axes : étude des sauts atomiques dans les quasi-cristaux
"5èmes Journées de la Diffusion Neutronique", Ambleteuse, France,20-24 mai, 1996
Seminaires
G. Coddens
Propriétés dynamiques : phasons
Ecole d'hiver sur les quasicristaux, 2-14 janvier 1994, Aussois, 13.01.1994
G. Coddens
Etude des sauts atomiques dans les quasicristaux
Centre de Recherche aux Très Basses Températures (CRTBT), Grenoble, 05.10.1995
G. Coddens
Les sauts atomiques dans les quasicristaux
Laboratoire de Physique des Solides (LPS), Orsay, 30.11.1995
G. Coddens
Les quasicristaux : introduction et sauts atomiques; propriétés électroniques
(avec F.~Hippert (troisième partie))
Centre de Physique des Très Hautes Températures (CPTHT), Orléans, 01.12.1995
R. Bellissent (invité)
Phonon dynamics in quasicrystals
Séminaire à ETH-Hoenggerberg, Zürich, Switzeland; 30 mai 1996
H. Klein, M. Audier, V. Simonet, F. Hippert, R. Bellissent
Equilibrium between magnetic and non magnetic atoms in liquid AlPdMn alloys
Colloque Quasicristaux, Paris, 5-7 juin 1996
S. Lyonnard, G. Coddens, R. Bellissent, B. Hennion, Y. Calvayrac, B. Frick, B. Sepiol
Study of atomic (phasons) hopping in AlPdMn and AlFeCu quasicrystals p"
Colloque Quasicristaux, Paris, 5-7 juin 1996
V. Simonet, F. Hippert, R. Bellissent, H. Klein, M. Audier
Magnetism and local order in AlPdMn liquid alloys
"ECNS'96" "1st European Conference on Neutron Scattering" Interlaken, Switzerland, October 8-11, 1996