Search Results - "DE BOISSIEU, M"

Localization of propagative phonons in a perfectly crystalline solid by Pailhès, S, Euchner, H, Giordano, V M, Debord, R, Assy, A, Gomès, S, Bosak, A, Machon, D, Paschen, S, de Boissieu, M

“…Perfectly crystalline solids are excellent heat conductors. Prominent counterexamples are intermetallic clathrates, guest-host systems with a high potential…”
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3D Imaging of a Dislocation Loop at the Onset of Plasticity in an Indented Nanocrystal by Dupraz, M, Beutier, G, Cornelius, T. W, Parry, G, Ren, Z, Labat, S, Richard, M.-I, Chahine, G. A, Kovalenko, O, De Boissieu, M, Rabkin, E, Verdier, M, Thomas, O

“…Structural quality and stability of nanocrystals are fundamental problems that bear important consequences for the performances of small-scale devices. Indeed,…”
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A deeper look into argyrodite phonons by de Boissieu, M.

“…By monitoring the lattice dynamics of single-crystal argyrodite Ag 8 SnSe 6 through the superionic transition, low thermal conductivity and ionic transport are…”
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Structure of the Al13Co4(100) surface: Combination of surface x-ray diffraction and ab initio calculations by Gaudry, Emilie, Chatelier, C, Mcguirk, G G, Serkovic Loli, L L, de Weerd, Marie-Cécile, Ledieu, Julian, Fournée, Vincent, Felici, R N, Drnec, J, Beutier, G, de Boissieu, M N

“…The structure of the quasicrystalline approximant Al13Co4(100) has been determined by surface x-ray diffraction (SXRD) and complementary…”
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Diffuse scattering and phason fluctuations in the Zn-Mg-Sc icosahedral quasicrystal and its Zn-Sc periodic approximant by DE BOISSIEU, M, FRANCOUAL, S, KANEKO, Y, ISHIMASA, T

“…We report on the absolute scale measurement of the x-ray diffuse scattering in the ZnMgSc icosahedral quasicrystal and its periodic approximant. Whereas the…”
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Stability of quasicrystals: energy, entropy and phason modes by de Boissieu, M.

“…The energy and entropy contribution to the quasicrystal stability is an on-going matter of debate. In this respect, phason modes play a particular role since…”
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Atomic structure of the i- R -Cd quasicrystals and consequences for magnetism by Yamada, T., Takakura, H., Kong, T., Das, P., Jayasekara, W. T., Kreyssig, A., Beutier, G., Bud'Ko, Serguey, Canfield, P. C., de Boissieu, M., Goldman, A. I.

“…We report on the six-dimensional (6-D) structural refinement of three members of the i-R-Cd quasicrystals (R = Gd, Dy, Tm) via synchrotron X-ray diffraction…”
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Dynamics of long-wavelength phason fluctuations in the i-Al-Pd-Mn quasicrystal by Francoual, S., Livet, F., de Boissieu, M., Yakhou, F., Bley, F., Létoublon, A., Caudron, R., Gastaldi, J., Currat, R.

“…We report on the dynamics of phason modes in the i-Al-Pd-Mn icosahedral quasicrystal, measured between room temperature and 650°C, using the X-ray intensity…”
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From phonons to the thermal properties of complex thermoelectric crystals: The case of type-I clathrates by Pailhès, S., Giordano, V.M., Turner, S.R., Lory, P.-F., Candolfi, C., de Boissieu, M., Euchner, H.

“…Exploiting the structural complexity of crystals at the scale of their unit cell is a well-established strategy in the search for efficient materials for…”
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Diffuse scattering and phason elasticity in the AlPdMn icosahedral phase by de Boissieu M, Boudard, M, Hennion, B, Bellissent, R, Kycia, S, Goldman, A, Janot, C, Audier, M

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Study of the response of the fivefold i-AlPdMn surface to different temperature treatments by Schmithüsen, F., Cappello, G., De Boissieu, M., Boudard, M., Comin, F., Chevrier, J.

“…Chemical and structural surface evolution of an icosahedral AlPdMn sample was systematically studied after ultrahigh vacuum surface preparations based on ion…”
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Magnetic domain fluctuations observed by coherent X-ray scattering by Yakhou, F., Létoublon, A., Livet, F., de Boissieu, M., Bley, F.

“…Coherent X-ray-scattering measurements were performed in the type-I antiferromagnetic phase of UAs at the M IV uranium absorption edge. Speckle patterns from a…”
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Phason fluctuations in i-AlPdRe and i-CdYb phases by de Boissieu, M, Takakura, H, Bletry, M, Guo, J.Q, Tsai, A.P

“…We present a high resolution X-ray diffraction study on two single grain phases: the i-AlPdRe phase which is supposed to be isostructural to the i-AlPdMn one…”
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Phason elastic constants of the icosahedral Al-Pd-Mn phase derived from diffuse scattering measurements by Letoublon, A., De Boissieu, M., Boudard, M., Mancini, L., Gastaldi, J., Hennion, B., Caudron, R., Bellissent, R.

“…The diffuse scattering in the diffraction pattern of the icosahedral Al-Pd-Mn quasicrystalline phase has been measured on an absolute scale by X-ray and…”
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Atomic structure of T1 precipitates in Al-Li-Cu alloys revisited with HAADF-STEM imaging and small-angle X-ray scattering by DONNADIEU, P, SHAO, Y, DE GEUSER, F, BOTTON, G. A, LAZAR, S, CHEYNET, M, DE BOISSIEU, M, DESCHAMPS, A

“…The structure of T1 precipitates which formed under ageing in Al-Li-Cu alloys has been studied using high-angle annular dark field scanning transmission…”
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Impact of temperature and mode polarization on the acoustic phonon range in complex crystalline phases: A case study on intermetallic clathrates by Turner, S. R., Pailhès, S., Bourdarot, F., Ollivier, J., Raymond, S., Keller, T., Sidis, Y., Castellan, J.-P., Lory, P.-F., Euchner, H., Baitinger, M., Grin, Yu, Schober, H., de Boissieu, M., Giordano, V. M.

“…The low and weakly temperature-varying lattice thermal conductivity, κL(T), in crystals with a complex unit cell such as type-I clathrates is assumed to…”
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Discussion on clusters, phasons and quasicrystal stabilisation by Henley, C. L., de Boissieu, M., Steurer, W.

“…This paper summarises a two-hour discussion at the Ninth International Conference on Quasicrystals, including nearly 20 written comments sent afterwards,…”
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Hydrogen Electro-Insertion into Pd/Pt(111) Nanofilms: An in Situ Surface X-ray Diffraction Study by Soldo-Olivier, Y, Lafouresse, M. C, De Santis, M, Lebouin, C, de Boissieu, M, Sibert, E

“…Metallic hydrides represent a very interesting solution for hydrogen storage thanks to their capability to absorb hydrogen in a reversible way. Light metallic…”
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Phase transition and diffuse scattering studies in the Al–Cu–Fe ternary system by Boudard, M., Létoublon, A., de Boissieu, M., Ishimasa, T., Mori, M., Elkaim, E., Lauriat, J.P.

“…The reversible phase transformation between the crystalline multidomain structure of the rhombohedral phase to the perfect icosahedral quasicrystalline state…”
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Dynamics of phason fluctuations in the i-AlPdMn quasicrystal by Francoual, S, Livet, F, de Boissieu, M, Yakhou, F, Bley, F, Létoublon, A, Caudron, R, Gastaldi, J

“…We report on the study of the dynamics of long wavelength phason fluctuations in the i-AlPdMn icosahedral phase using coherent x-ray scattering. When measured…”
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