What relaxes muon spins in molecular nanomagnets?

Article, Preprint English OPEN
Lancaster, T. ; Blundell, S. J. ; Pratt, F. L. ; Franke, I. ; Steele, A. J. ; Baker, P. J. ; Salman, Z. ; Baines, C. ; Watanabe, I. ; Carretta, S. ; Timco, G. A. ; Winpenny, R. E. P. (2009)
  • Publisher: AMER PHYSICAL SOC
  • Journal: PHYSICAL REVIEW B (issn: 1098-0121)
  • Related identifiers: doi: 10.1103/PhysRevB.81.140409
  • Subject: /dk/atira/pure/subjectarea/asjc/3100/3104 | /dk/atira/pure/subjectarea/asjc/2500/2504 | Condensed Matter Physics | Condensed Matter - Strongly Correlated Electrons | Electronic, Optical and Magnetic Materials
    arxiv: Condensed Matter::Strongly Correlated Electrons

We address the cause of the unusual muon spin-relaxation (μ+ SR) results on molecular nanomagnets (MNMs). Through measurements on protonated and deuterated samples of the MNMs Cr7 Mn (S=1) and Cr8 (S=0), we show that the muon spin for S≠0 MNMs is relaxed via dynamic flu... View more
  • References (16)
    16 references, page 1 of 2

    ∗ Electronic address: t.lancaster1@physics.ox.ac.uk [1] D. Gatteschi, R. Sessoli and J. Villain Molecular Nano-

    magnets (Oxford University Press, New York, 2006). [2] M.N. Leuenberger and D. Loss, Nature 410, 789 (2001). [3] A. Ardavan et al., Phys. Rev. Lett. 98, 057201 (2007). [4] L.D. Landau, Phys. Z. Sov. 2, 46 (1932); C. Zener, Proc.

    Roy. Soc. A, 137, 696 (1932). [5] A. Morello, P.C.E. Stamp and I.S. Tupitsyn, Phys. Rev.

    Lett. 97, 207206 (2006). [6] N.V. Prokof'ev and P.C.E. Stamp, Phys. Rev. Lett. 80,

    5794 (1998). [7] A. Cornia, D. Gatteschi and R. Sessoli, Coord. Chem.

    Rev. 219-221, 573 (2001). [8] F. Fominaya, J. Villain, P. Gandit, J. Chaussy and A.

    Caneschi, Phys. Rev. Lett. 79, 1126 (1997). [9] M. Hennionet al., Phys. Rev. B 56, 8819 (1997). [10] R. Caciuffo et al., Phys. Rev. B 71, 174407 (2005). [11] A. Lascialfari, Z. H. Jang, F. Borsa, P. Carretta, D. Gat-

    teschi, Phys. Rev. Lett. 81, 3773 (1998). [12] Z. Salman et al., Phys. Rev. B 65, 132403 (2002). [13] S.J. Blundell et al., Synth. Met. 133-134, 531 (2003). [14] T. Lancaster et al., J. Phys. Condens. Matter, 16, S4563

    (2004). [15] A. Keren et al., Phys. Rev. Lett. 98, 257204 (2007). [16] F.K. Larsen et al., Angew. Chem. Int. Ed. 42, 101 (2003). [17] J. van Slageren et al., Chem.-Eur. J. 8, 277 (2002). [18] The full chemical formulae of the materials studied are:

    Cr7Mn-h=[(CH3)2NH2][Cr7MnF8{(O2CC(CH3)3}16];

  • Metrics
    0
    views in OpenAIRE
    0
    views in local repository
    1
    downloads in local repository

    The information is available from the following content providers:

    From Number Of Views Number Of Downloads
    The University of Manchester - Institutional Repository - IRUS-UK 0 1