High-resolution roton spectra around the superfluid transition temperature in liquid He-4 (2007)
Zsigmond, G, Mezei, F, Telling, MTF
We show for the first time high-resolution excitation spectra of bulk superfluid and liquid He-4 obtained in a wide energy range (0-3 meV) in a broad temperature interval 0.6-2.5 K. The experiments...
Using Fermi choppers to shape the neutron pulse (2006)
Peters, J, Champion, J D M, Zsigmond, G, Bordallo, H N, Mezei, F
A survey of simulations of complex neutronic systems by VITESS (2004)
Zsigmond, G, Lieutenant, K, Manoshin, S, Bordallo, H N, Champion, J D M, Peters, J, ...
Neutron instrument simulation and optimization using the software package VITESS (2004)
Lieutenant, K, Zsigmond, G, Manoshin, S, Fromme, M, Bordallo, H N, Champion, J D M, ...
Habicht, K., Golub, R., Mezei, F., Keimer, B., Keller, T.
An experimental study of phonon lifetimes in lead using a novel high-resolution neutron spectrometer is presented. The spectrometer combines the neutron-resonance spin-echo and the three-axis...
Dynamic scaling in spin glasses (2003)
Pappas, C., Mezei, F., Ehlers, G., Manuel, P., Campbell, I. A.
We present new Neutron Spin Echo (NSE) results and a revisited analysis of historical data on spin glasses, which reveal a pure power-law time decay of the spin autocorrelation function $s(Q,t) =...
Cultural Heritage: Artefacts and Materials (6.5) (2002)
Artioli, G, Kockelmann, W, Magerl, A, Mezei, F, Rinaldi, R, Schaefer, W, ...
ESS Project, Vol II. New Science and Technology for the 21st Century. ESS Council 6-47/6-54
(Eds) Performance of a Suite of Generic Instruments on ESS (2002)
Mezei, F, Eccleston, R S, Gutberlet, T
ISSN 1422-559X, ESS115-01-T (2001)
Heenan, R K, Cubitt, R, Mortensen, K, Schwahn, D, Wiedenmann, A, Mezei, F
in Performance of a Suite of Generic Instruments on European Spallation Source, ESS Instrument Group Reports, ESS 115-01-T (2001)
Observation of two time scales in the ferromagnetic manganite La(1-x)Ca(x)MnO(3), x = 0.3 (1999)
Heffner, R. H., Sonier, J. E., MacLaughlin, D. E., Nieuwenhuys, G. J., Ehlers, G., Mezei, F., ...
We report new zero-field muon spin relaxation and neutron spin echo measurements in ferromagnetic (FM) (La,Ca)MnO3 which taken together suggest two spatially separated regions in close proximity...
Spectrum of Fast Dynamics in Glass Forming Liquids: Does the "Knee" Exist? (1999)
Gapinski, J., Steffen, W., Patkowski, A., Sokolov, A. P., Kisliuk, A., Buchenau, U., ...
Space-Time Approach to Scattering from Many Body Systems (1997)
Gaehler, R., Felber, J., Mezei, F., Golub, R.
We present scattering from many body systems in a new light. In place of the usual van Hove treatment, (applicable to a wide range of scattering processes using both photons and massive particles)...
Dynamic structure factor near the glass transition : specific features (1992)
The dynamic structure factor in the supercooled liquid state just above the glass transition temperature reveals a number of characteristic universal features in the so-called "fragile" class of...
Dynamic structure factor near the glass transition : specific features (1992)
The dynamic structure factor in the supercooled liquid state just above the glass transition temperature reveals a number of characteristic universal features in the so-called "fragile" class of...
Dynamic structure factor near the glass transition : specific features (1992)
The dynamic structure factor in the supercooled liquid state just above the glass transition temperature reveals a number of characteristic universal features in the so-called "fragile" class of...
ANOMALOUS SPIN DYNAMICS IN THE PARAMAGNETIC PHASE OF SPIN GLASSES (1988)
Mezei, F., Maletta, H., Farago, B., Shapiro, S.
Neutron Spin Echo experiments revealed an anomalous paramagnetic phase above the transition temperature in the insulating Eu0.4Sr0.6S, similarly to previously studied metallic spin glasses. The...
CRITICAL DYNAMICS AND DIPOLAR INTERACTION IN EuO (1988)
Recent neutron scattering studies of the critical behaviour of isotropic ferromagnets revealed the apparent contradiction between a good agreement with dynamic scaling at T = Tc and drastic...
RANDOM EXCHANGE ISING MODEL DYNAMICS : Fe0.46Zn0.54F2 (1988)
Belanger, D., Farago, B., Jaccarino, V., King, A., Lartigue, C., Mezei, F.
Spin-echo neutron scattering techniques were used to investigate the dynamic critical behavior for T > TN of the random exchange Ising antiferromagnet Fe0.46Zn0.54F2 and for FeF2 at H = 0. The data...
Oxygen defects in the high Tc system YBa2Cu3O7-x by neutron scattering (1988)
Bellissent, R, Bowden, Z A, Hutiray, Gy, Menelle, A, Mezei, F, Osborn, R, ...
8th Int Conf of the Condensed Matt div of EPS, Budapest, Hungary, 6-8 April (1988).
Neutron scattering study of the vibrational density of states of high Tc superconductors (1988)
Rosta, L, Hutiray, Gy, Bellissent, R, Menelle, A, Mezei, F, Taylor, A D, ...
ANOMALOUS SPIN DYNAMICS IN THE PARAMAGNETIC PHASE OF SPIN GLASSES (1988)
Mezei, F., Maletta, H., Farago, B., Shapiro, S.
Neutron Spin Echo experiments revealed an anomalous paramagnetic phase above the transition temperature in the insulating Eu0.4Sr0.6S, similarly to previously studied metallic spin glasses. The...
CRITICAL DYNAMICS AND DIPOLAR INTERACTION IN EuO (1988)
Recent neutron scattering studies of the critical behaviour of isotropic ferromagnets revealed the apparent contradiction between a good agreement with dynamic scaling at T = Tc and drastic...
RANDOM EXCHANGE ISING MODEL DYNAMICS : Fe0.46Zn0.54F2 (1988)
Belanger, D., Farago, B., Jaccarino, V., King, A., Lartigue, C., Mezei, F.
Spin-echo neutron scattering techniques were used to investigate the dynamic critical behavior for T > TN of the random exchange Ising antiferromagnet Fe0.46Zn0.54F2 and for FeF2 at H = 0. The data...
ANOMALOUS SPIN DYNAMICS IN THE PARAMAGNETIC PHASE OF SPIN GLASSES (1988)
Mezei, F., Maletta, H., Farago, B., Shapiro, S.
Neutron Spin Echo experiments revealed an anomalous paramagnetic phase above the transition temperature in the insulating Eu0.4Sr0.6S, similarly to previously studied metallic spin glasses. The...
CRITICAL DYNAMICS AND DIPOLAR INTERACTION IN EuO (1988)
Recent neutron scattering studies of the critical behaviour of isotropic ferromagnets revealed the apparent contradiction between a good agreement with dynamic scaling at T = Tc and drastic...
RANDOM EXCHANGE ISING MODEL DYNAMICS : Fe0.46Zn0.54F2 (1988)
Belanger, D., Farago, B., Jaccarino, V., King, A., Lartigue, C., Mezei, F.
Spin-echo neutron scattering techniques were used to investigate the dynamic critical behavior for T > TN of the random exchange Ising antiferromagnet Fe0.46Zn0.54F2 and for FeF2 at H = 0. The data...
WHAT IS KNOWN EXPERIMENTALLY ON SPIN AND MOMENTUM WAVE FUNCTIONS IN NEUTRON BEAMS (1984)
There is no known experimental method to determine the spatial wave functions of the neutrons in a beam. To the contrary, it is simple matter to determine the dominant spin state wave function in a...
WHAT IS KNOWN EXPERIMENTALLY ON SPIN AND MOMENTUM WAVE FUNCTIONS IN NEUTRON BEAMS (1984)
There is no known experimental method to determine the spatial wave functions of the neutrons in a beam. To the contrary, it is simple matter to determine the dominant spin state wave function in a...
WHAT IS KNOWN EXPERIMENTALLY ON SPIN AND MOMENTUM WAVE FUNCTIONS IN NEUTRON BEAMS (1984)
There is no known experimental method to determine the spatial wave functions of the neutrons in a beam. To the contrary, it is simple matter to determine the dominant spin state wave function in a...
USE OF POLARIZATION ANALYSIS IN INELASTIC SCATTERING (1982)
Neutron polarization can be used in two ways in inelastic scattering : (a) for the identification of scattering effects of magnetic origin, and (b) as a tool to measure the inelasticity itself,...
USE OF POLARIZATION ANALYSIS IN INELASTIC SCATTERING (1982)
Neutron polarization can be used in two ways in inelastic scattering : (a) for the identification of scattering effects of magnetic origin, and (b) as a tool to measure the inelasticity itself,...
USE OF POLARIZATION ANALYSIS IN INELASTIC SCATTERING (1982)
Neutron polarization can be used in two ways in inelastic scattering : (a) for the identification of scattering effects of magnetic origin, and (b) as a tool to measure the inelasticity itself,...
20. Structures tunnel dopées par implantation d'ions (1970)
Pas de Résumé disponible
Pas de Résumé disponible
20. Structures tunnel dopées par implantation d'ions (1970)
Pas de Résumé disponible
Pas de Résumé disponible
20. Structures tunnel dopées par implantation d'ions (1970)
Pas de Résumé disponible