Outputs (115)

Interfacial structure and half-metallic ferromagnetism inCo2MnSi-based magnetic tunnel junctions (2006)
Journal Article
Telling, N. D., Keatley, P. S., van der Laan, G., Hicken, R. J., Arenholz, E., Sakuraba, Y., …Miyazaki, T. Interfacial structure and half-metallic ferromagnetism inCo2MnSi-based magnetic tunnel junctions. Physical review B: Condensed matter and materials physics, 74(22), https://doi.org/10.1103/physrevb.74.224439

X-ray absorption (XAS) and x-ray magnetic circular dichroism (XMCD) techniques are utilized to explore the ferromagnetic/barrier interface in Co 2 Mn Si full Heusler alloy magnetic tunnel junctions. Structural and magnetic properties of the in... Read More about Interfacial structure and half-metallic ferromagnetism inCo2MnSi-based magnetic tunnel junctions.

XAS and XMCD Evidence for Species-Dependent Partitioning of Arsenic During Microbial Reduction of Ferrihydrite to Magnetite (2006)
Journal Article
Coker, V. S., Gault, A. G., Pearce, C. I., van der Laan, G., Telling, N. D., Charnock, J. M., …Lloyd, J. R. (2006). XAS and XMCD Evidence for Species-Dependent Partitioning of Arsenic During Microbial Reduction of Ferrihydrite to Magnetite. Environmental Science and Technology, 40(24), 7745-7750. https://doi.org/10.1021/es060990%2B

Poorly crystalline Fe(III) oxyhydroxides, ubiquitously distributed as mineral coatings and discrete particles in aquifer sediments, are well-known hosts of sedimentary As. Microbial reduction of these phases is widely thought to be responsible for th... Read More about XAS and XMCD Evidence for Species-Dependent Partitioning of Arsenic During Microbial Reduction of Ferrihydrite to Magnetite.

Facility for combined in situ magnetron sputtering and soft x-ray magnetic circular dichroism (2006)
Journal Article
Telling, N. D., van der Laan, G., Georgieva, M. T., & Farley, N. R. S. (2006). Facility for combined in situ magnetron sputtering and soft x-ray magnetic circular dichroism. Review of Scientific Instruments, 77(7), https://doi.org/10.1063/1.2219719

An ultrahigh vacuum chamber that enables the in situ growth of thin films and multilayers by magnetron sputtering techniques is described. Following film preparation, x-ray absorption spectroscopy (XAS) and x-ray magnetic circular dichroism (XMCD) me... Read More about Facility for combined in situ magnetron sputtering and soft x-ray magnetic circular dichroism.

Evidence of a barrier oxidation dependence on the interfacial magnetism in Co/alumina based magnetic tunnel junctions (2006)
Journal Article
Telling, N. D., van der Laan, G., Ladak, S., Hicken, R. J., & Arenholz, E. (2006). Evidence of a barrier oxidation dependence on the interfacial magnetism in Co/alumina based magnetic tunnel junctions. Journal of Applied Physics, 99(8), https://doi.org/10.1063/1.2171002

edge have been applied to explore the near-interfacial magnetism of Co electrodes in Co/alumina based magnetic tunnel junctions. By taking into account the formation of CoO at the ferromagnetic (FM)/barrier interface, the change in the total magneti... Read More about Evidence of a barrier oxidation dependence on the interfacial magnetism in Co/alumina based magnetic tunnel junctions.

A link between the coercivity and microstructure of high moment Fe films and their use in magnetic tunnel junctions (2005)
Journal Article
Georgieva, M., Telling, N., & Grundy, P. (2006). A link between the coercivity and microstructure of high moment Fe films and their use in magnetic tunnel junctions. Materials Science and Engineering: B, 126(2-3), 287-291. https://doi.org/10.1016/j.mseb.2005.09.026

Magnetron sputtered single Fe films have been “softened” magnetically by controlled N-doping during the sputter deposition. This technique allows a reduction in grain size and coercivity of the Fe films, without decreasing the saturation magnetizatio... Read More about A link between the coercivity and microstructure of high moment Fe films and their use in magnetic tunnel junctions.

Spin and orbital moments of ultra-thin Fe films on various semiconductor surfaces (2005)
Journal Article
Claydon, J. S., Niu, D., Xu, Y., Telling, N. D., Kirkman, I. W., & van der Laan, G. (2005). Spin and orbital moments of ultra-thin Fe films on various semiconductor surfaces. IEEE Transactions on Magnetics, 41(10), 3325-3327. https://doi.org/10.1109/tmag.2005.855201

Probing magnetic ordering in multilayers using soft x-ray resonant magnetic scattering (2005)
Journal Article
Marrows, C. H., Steadman, P., Hampson, A. C., Michez, L., Hickey, B. J., Telling, N. D., …Langridge, S. Probing magnetic ordering in multilayers using soft x-ray resonant magnetic scattering. Physical review B: Condensed matter and materials physics, 72(2), Article 024421. https://doi.org/10.1103/physrevb.72.024421

We have carried out resonant magnetic x-ray scattering from Co ∕ Ru multilayers with weak antiferromagnetic coupling. We have measured hysteresis loops at different points in reciprocal space (specular or diffuse, integer or half-order peaks),... Read More about Probing magnetic ordering in multilayers using soft x-ray resonant magnetic scattering.

Spin polarization and barrier-oxidation effects at the Co∕alumina interface in magnetic tunnel junctions (2004)
Journal Article
Telling, N. D., van der Laan, G., Ladak, S., & Hicken, R. J. (2004). Spin polarization and barrier-oxidation effects at the Co∕alumina interface in magnetic tunnel junctions. Applied Physics Letters, 85(17), 3803-3805. https://doi.org/10.1063/1.1812383

The electronic structure and polarization in magnetic tunnel junctions prepared with varying degrees of barrier-layer oxidation have been studied using x-ray absorption spectroscopy across the   absorption edges. It was found that the electron... Read More about Spin polarization and barrier-oxidation effects at the Co∕alumina interface in magnetic tunnel junctions.

Magnetically soft, high moment grain-refined Fe films: Application to magnetic tunnel junctions (2004)
Journal Article
Georgieva, M. T., Telling, N. D., Grundy, P. J., Faunce, C. A., & Jones, G. A. (2004). Magnetically soft, high moment grain-refined Fe films: Application to magnetic tunnel junctions. Journal of Applied Physics, 96(5), 2923-2926. https://doi.org/10.1063/1.1776627

The effect of -doping on the microstructure and magnetic properties of thin layers has been employed to construct all -electrode magnetic tunnel junctions that displayed the tunneling magnetoresistance (TMR) effect. Using low nitrogen doses, a... Read More about Magnetically soft, high moment grain-refined Fe films: Application to magnetic tunnel junctions.

Fe M2,3 X-ray resonant magnetic reflectivity on epitaxial Fe3−δO4 thin films (2003)
Journal Article
Telling, N., Haznar, A., van der Laan, G., Roper, M., Schedin, F., & Thornton, G. (2004). Fe M2,3 X-ray resonant magnetic reflectivity on epitaxial Fe3−δO4 thin films. Physica B: Condensed Matter, 345(1-4), 157-160. https://doi.org/10.1016/j.physb.2003.11.044

We report the use of soft X-ray resonant reflectivity at the Fe M2,3 edges to probe the magnetic circular dichroism of non-stoichiometric Fe3−δO4 thin films grown epitaxially on Al2O3. Photon energy scans of the magnetic dichroism display features th... Read More about Fe M2,3 X-ray resonant magnetic reflectivity on epitaxial Fe3−δO4 thin films.