News Archive

2016

March 2016: Several Hyperfine Interactions papers from the ICAME 2015 conferences made available online-first: 57Fe Emission Mössbauer Study on Gd3Ga5O12 implanted with dilute 57Mn by P. B. Krastev et al.; Emission Mössbauer spectroscopy study of fluence dependence of paramagnetic relaxation in Mn/Fe implanted ZnO by H. Masenda et al.; 57Fe emission Mössbauer spectroscopy following dilute implantation of 57Mn into In2O3, by A. Mokhles Gerami et al., and Sensitivity of 57Fe emission Mössbauer spectroscopy to Ar and C induced defects in ZnO by K. Bharuth-Ram et al.

2015

November/December 2015: First test of our cold absorber/source setup using 197Au emission Mössbauer spectroscopy of 197Hg (64 h) ion-implanted metals.
November 2015: A new paper: Lattice sites, charge states and spin-lattice relaxation of Fe ions in 57Mn+ implanted GaN and AlN by H. Masenda et al., in Journal of Magnetism and Magnetic Materials.
August 2015: First 151Eu emission Mössbauer spectrum of 151Dy ion-implanted ZnO was measured at ISOLDE/CERN (151Dy → 151Tb → 151Gd → 151Eu)
June 2015: First 119Sn emission Mössbauer spectrum of 119Ag (2.2 s) ion-implanted Si at 300K was measured at ISOLDE/CERN (119Ag → 119Cd → 119In → 119Sn) .
May 2015: 119In/57Mn beamtime, 119In laser ionized used for the first time, beam intensities up to 109 119In/s resulting in good spectra in few minutes.
March 2015: WEMS 2015 held in Linz, Austria. Hosted by A. Bonanni.
February 2015: A new paper: Atomic-Scale Magnetic Properties of Truly 3d-Diluted ZnO by R. Mantovan et al., in Advance Electronics materials.

News

November [2022] New manuscript: P-56: H. P. Gunnlaugsson, A. Mokhles Gerami, H. Masenda, S. Olafsson, R. Adhikari, K. Johnston, K. Naicker, G. Peters, J. Schell, D. Zyabkin, K. Bharuth-Ram, P. Krastev, R. Mantovan, D. Naidoo, I. Unzueta, and ISOLDE Collaboration Phys. Rev. B 106, (2022) 174108. https://doi.org/10.1103/PhysRevB.106.174108
October [2022] P-55: H. Masenda, H. P. Gunnlaugsson, R. Adhikari, K. Bharuth-Ram, D. Naidoo, A. T. Martín-Luengo, I. Unzueta, R. Mantovan, T. E. Mølholt, K. Johnston, J. Schell, A. Mokhles Gerami, P. B. Krastev, B. Qi, S. Ólafsson, H. P. Gíslason, A. Ernst, and A. Bonanni. Unusual charge states and lattice sites of Fe in Al_xGa_1-xN:Mn. New J. Phys. 24 (2022) 103007. https://doi.org/10.1088/1367-2630/ac9499
July [2022] P-54: T. E. Mølholt, S. Ólafsson, H. P. Gunnlaugsson, B. Qi , K. Johnston, R. Mantovan, H. Masenda, K. Bharuth-Ram, H. P. Gíslason, G. Langouche, D. Naidoo. Magnetic structure and strain state in Fe/V superlattices studied by ⁵⁷Fe⁺ emission and conversion electron Mössbauer spectroscopy. Crystal 12 (2022) 961. https://doi.org/10.3390/cryst12070961
June [2022] P-53: J. Schell, D. Zyabkin, I. Unzueta, J. N. Gonçalves, C. Díaz-Guerra, H. P. Gunnlaugsson, A. T. Martín-Luengo, P. Schaaf, A. Bonanni, H. Masenda, K. Bharuth-Ram, T. T. Dang, T. E. Mølholt, S. Ólafsson, R. Mantovan, K. Johnston, H. P. Gíslason, P. B. Krastev, D. Naidoo, B. Qi. Anisotropy of the Electric Field Gradient in two-dimensional α-MoO₃ Investigated by ⁵⁷Mn (⁵⁷Fe) Emission Mössbauer Spectroscopy. Crystal 12 (2022) 942. https://doi.org/10.3390/cryst12070942
May [2022] P-52: Unzueta, I., Gunnlaugsson, H.P., Mølholt, T.E., Masenda, H., Mokhles Gerami, A., Krastev, P., Zyabkin, D.V., Bharuth-Ram, K., Naidoo, D., Ólafsson, S., Plazaola, F., Schell, J., Qi, B., Zhao, X., Xiao, J., Zhao, J. and Mantovan, R. (2022), Compositional Dependence of Epitaxial L1₀-Mn_xGa Magnetic Properties as Probed by ⁵⁷Mn/Fe and ¹¹⁹In/Sn Emission Mössbauer Spectroscopy. Phys. Status Solidi B 2200121. https://doi.org/10.1002/pssb.202200121
January [2021]: P-51: H.P.Gunnlaugsson, H.Masenda, T.E.Mølholt, K.Bharuth-Ram, S.Ólafsson, K.Johnston, J.Schell, H.P.Gislason, P.B.Krastev, R.Mantovan, D.Naidoo, B.Qi, and I.Unzueta, Annealing studies combined with low temperature emission Mössbauer spectroscopy of short-lived parent isotopes: Determination of local Debye–Waller factors, Review of Scientific Instruments (2021) 92, 013901, https://doi.org/10.1063/5.0020951
October [2020]: P-50: B.Qi, H.P.Gunnlaugsson, S.Ólafsson, H.P.Gislason, E.B.Thorsteinsson, U.B.Arnalds, R.Mantovan, I.Unzueta, D.V.Zyabkin, K.Bharuth Ram,K.Johnston, P.B.Krastev, T.E.Mølholt, H.Masenda, A.Tarazaga Martín-Luengo, D.Naidoo and J.Schell, Metal-insulator transition in crystalline V₂O₃ thin films probed at atomic-scale using emission Mössbauer spectroscopy, Thin Solid Films (2020), 714, 138389, https://doi.org/10.1016/j.tsf.2020.138389
September [2020]: Transfer to Drupal 8. Content updated. 2 papers & 2 dissertations added to the list.
July 2019: WEMS 2019; Bilbao, Spain
March 2019: New paper: P. B. Krastev, H. P. Gunnlaugsson, K. Nomura, K. Bharuth Ram, B.Qi, H. Masenda, T. E.Mølholt, D.Naidoo, S.Ólafsson, A. Tarazaga Martín-Luengo, I. Unzueta, K. Johnston, J. Schell, H. P. Gislason, Local increase of the Curie temperature in Mn/Fe implanted Y3Fe5O12 (YIG), Applied Radiation and Isotopes, accepted for publication, https://doi.org/10.1016/j.apradiso.2020.109121
September 2018: New paper in Applied Surface Science: ⁵⁷Fe Mössbauer study of epitaxial TiN thin film grown on MgO(100) by magnetron sputtering by B. Qi et al.,
September 2018: ⁵⁷Mn beamtime
August 2017: New paper in Scientific Reports: Atomic-scale study of the amorphous-to-crystalline phase transition mechanism in GeTe, by R. Mantovan et al.
May/June 2017: ⁵⁷Mn and ¹¹⁹In Beamtime
March 2017: New paper in Journal of Physics: Condensed Matter: Charge states and lattice sites of dilute implanted Sn in ZnO by T. E. Mølholt et al.,

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