Glauber Slow Dynamics of the Magnetization in a Molecular Ising Chain (Articolo in rivista)

Type
Label
  • Glauber Slow Dynamics of the Magnetization in a Molecular Ising Chain (Articolo in rivista) (literal)
Anno
  • 2002-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1209/epl/i2002-00416-x (literal)
Alternative label
  • Caneschi A., Gatteschi D., Lalioti N., Sangregorio C., Sessoli R., Venturi G., Vindigni A., Rettori A., Pini M.G., Novak M.A. (2002)
    Glauber Slow Dynamics of the Magnetization in a Molecular Ising Chain
    in Europhysics letters (Print); EDP Sciences, Les Ulis Cedex (Francia)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Caneschi A., Gatteschi D., Lalioti N., Sangregorio C., Sessoli R., Venturi G., Vindigni A., Rettori A., Pini M.G., Novak M.A. (literal)
Pagina inizio
  • 771 (literal)
Pagina fine
  • 777 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 58 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 6 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • 1 ] Univ Florence, Dipartimento Chim, I-50019 Sesto Fiorentino, FI, Italy 2 ] Univ Florence, Dipartimento Fis, I-50019 Sesto Fiorentino, FI, Italy 3 ] Ist Nazl Fis Mat, Unita Firenze, I-50019 Sesto Fiorentino, FI, Italy 4 ] CNR, Ist Elettron Quantist, I-50127 Florence, Italy 5 ] Univ Fed Rio de Janeiro, Inst Fis, BR-21945970 Rio De Janeiro, Brazil (literal)
Titolo
  • Glauber Slow Dynamics of the Magnetization in a Molecular Ising Chain (literal)
Abstract
  • The slow dynamics of the magnetization in the paramagnetic phase, predicted by Glauber for the 1d Ising model, has been observed with ac susceptibility and SQUID magnetometry measurements in a molecular chain comprising alternating Co2+ spins and organic radical spins strongly antiferromagnetically coupled to give a 1d ferrimagnet. An Arrhenius behavior with activation energy 152 K has been observed for ten decades of relaxation time and found to be consistent with the Glauber model. We have extended this model to take into account the ferrimagnetic nature of the chain as well as its helicoidal crystal structure. (literal)
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