Hyperfine fields in thin Pd films by beta-detected NMR

T. J. Parolin, Z. Salman, J. Chakhalian, Q. Song, K. H. Chow, G. D. Morris, M. Egilmez, I. Fan, M. D. Hossain, T. A. Keeler, R. F. Kiefl, S. R. Kreitzman, C. D.P. Levy, A. I. Mansour, R. I. Miller, M. R. Pearson, H. Saadaoui, M. Smadella, D. Wang, M. XuW. A. MacFarlane*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

1 Scopus citations

Abstract

Using low energy beta-detected nuclear magnetic resonance (β NMR), the Knight shift and spin-lattice relaxation rate of dilute 8 Li+ implanted into a 28 nm Pd film on a MgO substrate were studied as a function of temperature. The shift of the resonance is negative, but much smaller in magnitude than observed in two other much thicker samples. The corresponding spin-lattice relaxation rates are found to be linear with temperature T, but are roughly 50% slower than the rates measured in a Pd foil. Potential explanations are discussed.

Original languageEnglish
Pages (from-to)917-919
Number of pages3
JournalPhysica B: Condensed Matter
Volume404
Issue number5-7
DOIs
StatePublished - 15 Apr 2009
Externally publishedYes

Keywords

  • Knight shift
  • Palladium
  • Spin-lattice relaxation
  • Thin film
  • β NMR

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Electrical and Electronic Engineering

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