Zobrazeno 1 - 10
of 129
pro vyhledávání: '"F. J. Bermejo"'
Autor:
EM Andrés Esteban, J García Alonso, D Garza Jimenez, JM Jimenez Fernandez, P Bernal Checa, A Granja Navacerrada, I Guerra Marina, A Albaga García, F. J. Bermejo, A Guardiola Arévalo
Publikováno v:
XXXIX Congreso Nacional de la Sociedad Española de Endoscopia Digestiva.
Autor:
M Alguacil Cuéllar, P Plaza Roig, I Manzano Santamaría, MJ Reyes Larriba, A Guardiola Arévalo, FJ García Alonso, FJ Parra Villanueva, A Gutiérrez Martín, F. J. Bermejo, A Posada Restrepo
Publikováno v:
XXXIX Congreso Nacional de la Sociedad Española de Endoscopia Digestiva.
Publikováno v:
Journal of physics. Condensed matter : an Institute of Physics journal. 29(8)
The transition taking place between two metastable phases in 2-O-adamantane, namely the [Formula: see text] cubic, rotator phase and the lower temperature P2
Autor:
Ricardo Fernández-Perea, Mónica Jiménez-Ruiz, A. Maira-Vidal, F. J. Bermejo, M.D. Ruiz-Martín, Carlos Cabrillo, A. Stunault
Publikováno v:
Journal of Non-Crystalline Solids. 353:3129-3133
The coherent S c ( Q , ω ) and single particle S s ( Q , ω ) dynamic structure factors which contribute to the low-energy spectrum of molten potassium are separated by means of neutron polarization analysis. The linewidth and amplitude of the singl
Publikováno v:
Journal of Non-Crystalline Solids. 353:3113-3121
The collective SC(Q, ω), single-particle SS(Q, ω) dynamic structure factors as well as the spectra for transverse-current correlations CT(Q, ω) for molten nickel close to melting have been calculated from a massive molecular dynamics simulation us
Publikováno v:
Journal of Non-Crystalline Solids. 353:757-762
Ln 0.7 M 0.3 MnO 3 compounds are well-known ferromagnets mediated by a double exchange mechanism. As Mn atoms are substituted by Fe in the ratio Mn 1− x Fe x the magnetic structure dramatically changes, because the ferromagnetic double exchange cha
Autor:
Jon Gutiérrez, P. Romano, Stephen P. Cottrell, A. Peña, Claudia Mondelli, F. J. Bermejo, L. Fernández Barquín, J.M. Barandiarán
Publikováno v:
Physica B: Condensed Matter. :63-66
A study on the effect of Fe doping on the magnetic properties of La 0.7 Pb 0.3 Mn 1 - x Fe x O x , x = 0 and x = 0.2 perovskites is conducted using muon spectroscopy and macroscopic static magnetization measurements. For x = 0 , magnetization curves
Autor:
Miguel A. Gonzalez, James S. Lord, Ibon Bustinduy, Carlos Cabrillo, F. J. Bermejo, S. F. J. Cox
Publikováno v:
Journal of Physics: Condensed Matter. 18:2871-2880
The capability of muon spin rotation and muon spin relaxation to explore dynamics in the vicinity of the glass transition is illustrated by results pertaining to three materials exhibiting two different glass-forming abilities. Measurements under tra
Publikováno v:
Chemical Physics. 317:198-207
The problem of calculating space-time correlations in liquids that show significant quantum effects at finite temperatures is here addressed. Results derived from centroid molecular dynamics (CMD) are scrutinised against experimental data concerning
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 546:498-508
Volume modelling and visualization pose important challenges for scientific data handling. Neutron spectroscopy is an intensity-limited technique where efficient data capture is a must. Such requirements are usually met using wide angular coverage de