The Diffraction Group (DIF)

Neutron diffraction is a powerful and often unique tool for studying the structure of materials used in everyday life.

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Gwilherm Nenert

Instrument Scientist (D9)

e-mail:

nenert(at)ill.eu

Room:

105-ILL17

Phone:

+33 (0)4 76 20 73 78

FAX:

+33 (0)4 76 20 7648

Instr. phone:

+33 (0)4 76 20 71 29

Research interests

  • Transition Metal oxides
  • Orbital Ordering
  • Multiferroic and Magnetoelectric materials
  • Landau and group theories
  • Single crystal and powder diffraction

Publications

  • A. A. Nugroho, N. Bellido, U. Adem, G. Nénert, Ch. Simon, M. O. Tjia, M. Mostovoy, and T. T. Palstra
    "Enhancing the magnetoelectric coupling in YMnO3 by Ga doping"
    Phys. Rev. B 75 174435 (2007).
  • G. Nénert, M. Pollet, S. Marinel, G. R. Blake, A. Meetsma and T. T. M. Palstra
    "Experimental evidence for an intermediate phase in the multiferroic YMnO3"
    J. Phys.: Condens. Matter 19 466212 (2007).
  • G. Nénert and T. T. M. Palstra
    "Magnetic and magnetoelectric properties of Ho2BaNiO5"
    Physical Review B - Condensed Matter and Materials Physics 76 024415 (2007).
  • G. Nénert, L. N. Bezmaternykh, A. N. Vasiliev, and T. T. M. Palstra
    "Magnetic, structural, and dielectric properties of CuB2O4"
    Physical Review B - Condensed Matter and Materials Physics 76, 144401 (2007).
  • G. Nénert and T. T. M. Palstra
    "Prediction for new magnetoelectric fluorides"
    J. Phys.: Condens. Matter 19 406213 (2007).
  • G. Nénert, U. Adem, E. M. Bauer, C. Bellitto, G. Righini, and T. T. M. Palstra
    "Magnetodielectric coupling of a polar organic-inorganic hybrid Cr(II) phosphonate"
    Physical Review B - Condensed Matter and Materials Physics 78, 054443 (2008).
  • G. Nénert
    "Phenomenological Landau analysis of predicted magnetoelectric fluorides KMnFeF6 and Ba2Ni7F18"
    J. Phys.: Condens. Matter 20 335229 (2008).
  • G. Nénert, M. Isobe, C. Ritter, O. Isnard, A. N. Vasiliev, and Y. Ueda
    "Magnetic and crystal structures of the magnetoelectric pyroxene LiCrSi2O6"
    Physical Review B - Condensed Matter and Materials Physics 79, 064416 (2009).
  • G. Nénert and T. T. M. Palstra
    "Magnetoelectric and multiferroic properties of ternary copper chalcogenides Cu2MIIMIVS4"
    J. Phys.: Condens. Matter 21 176002 (2009).
  • U. Adem, G. Nénert, A. Arramel, N. Mufti, G.R. Blake, and T.T.M. Palstra
    "Magnetodielectric coupling by exchange striction in Y2Cu2O5"
    The European Physical Journal B 71 393 (2009).
  • G. Nénert, C. Ritter, M. Isobe, O. Isnard, A. N. Vasiliev, and Y. Ueda
    "Magnetic and crystal structures of the one-dimensional ferromagnetic chain pyroxene NaCrGe2O6"
    Physical Review B - Condensed Matter and Materials Physics 80 024402 (2009).
  • G. Diego Gatta, R. Rinaldi, G.J. McIntyre, G. Nénert, F. Bellatreccia, , A. Guastoni, and G. Della Ventura
    "On the crystal structure and crystal chemistry of pollucite, (Cs,Na)16Al16Si32O96.nH2O:A natural microporous material of interest in nuclear technology"
    American Mineralogist 94 1560 (2009).
  • G. Nénert, I. Kim, M. Isobe, C. Ritter, A. N. Vasiliev, K. H. Kim, Y. Ueda.
    "Magnetic and magnetoelectric study of the pyroxene NaCrSi2O6"
    Physical Review B - Condensed Matter and Materials Physics 81 184408 (2010).
  • M. Hidouri, B. Lajmi, N. Gmati, A. Wattiaux, G. Nénert, C. Ritter, L. Fournes, J. Darriet, M. Luisa Lopez, C. Pico, M. B. Amara.
    "Structural, thermal, magnetic and electrical studies of the iron oxophosphate Rb7Fe7(PO4)8O2·2H2O"
    Materials Research Bulletin 45 (2010) 1255–1262.
  • B. C. Melot, B. Paden, R. Seshadri, E. Suard, G. Nénert, A. Dixit, G. Lawes.
    "Magnetic structure and susceptibility of CoSe2O5: An antiferromagnetic chain compound"
    Physical Review B - Condensed Matter and Materials Physics 82 014411 (2010).
  • G. Nénert, M. Isobe, I. Kim, C. Ritter, C. V. Colin, A. N. Vasiliev, K. H. Kim, Y. Ueda.
    "Interplay between low dimensionality and magnetic frustration in the magnetoelectric pyroxene LiCrX2O6 (X = Si, Ge)"
    Physical Review B - Condensed Matter and Materials Physics 82 024429 (2010).
  • S. Garcia-Martin, G. King, E. Urones-Garrote, G. Nénert, P. M. Woodward.
    "Spontaneous Superlattice Formation in the Doubly Ordered Perovskite KLaMnWO6"
    Chemistry of Materials 23 163 (2011).
    • Y. C. Arango, E. Vavilova, M. Abdel-Hafiez, O. Janson, A. A. Tsirlin, H. Rosner, S.-L. Drechsler, M. Weil,
      G. Nénert, R. Klingeler, O. Volkova, A. Vasiliev, V. Kataev, and B. Büchner.
      "Magnetic properties of the low-dimensional spin-1/2 magnet α-Cu2As2O7"
      Physical Review B - Condensed Matter and Materials Physics 84 134430 (2011).
    • A. N. Vasiliev, O. S. Volkova, E. Hammer, R. Glaum, J.-M. Broto, M. Millot, G. Nénert, Y. T. Liu, J.-Y. Lin, R. Klingeler, M. Abdel-Hafiez, Y. Krupskaya, A. U. B. Wolter, and B. Büchner.
      "Weak ferrimagnetism and multiple reversal magnetization in α-Cr3(PO4)2"
      Physical Review B - Condensed Matter and Materials Physics 85 014415 (2012).

    Responsibilities

    • Co-Responsible for the Hot neutron four-circle diffractometer  D9
    • Local contact for experiments in diffraction, crystallography, and magnetism, on powder samples and single crystals


    • 5B College Secretary