Kim Lefmann

Kim Lefmann

Professor

Member of:

    ORCID: 0000-0003-4282-756X

    Publication year:
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    51 - 100 out of 147Page size: 50
    1. 2016
    2. Published

      HEIMDAL: A thermal neutron powder diffractometer with high and flexible resolution combined with SANS and neutron imaging - Designed for materials science studies at the European Spallation Source

      fvh927, fvh927, Lefmann, Kim, Henry, P. F., Bertelsen, M., Schefer, J. & Christensen, M., 21 Aug 2016, In: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 828, p. 229-241

      Research output: Contribution to journal › Journal article › Research › peer-review

    3. Published

      Neutron guide shielding for the BIFROST spectrometer at ESS

      Mantulnikovs, K., Bertelsen, M., Cooper-jensen, C. P., Lefmann, Kim & Klinkby, E. B., 1 Sep 2016, In: Journal of Physics - Conference Series. 746, 1, 012027.

      Research output: Contribution to journal › Conference article › Research › peer-review

    4. Published

      Optimizing a neutron-beam focusing device for the direct geometry time-of-flight spectrometer TOFTOF at the FRM II reactor source

      Rasmussen, N. G., Simeoni, G. G. & Lefmann, Kim, 2016, In: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 816, p. 106-112 7 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    5. 2015
    6. Published

      Polarized neutron powder diffraction studies of antiferromagnetic order in bulk and nanoparticle NiO

      Brok, E., Lefmann, Kim, Deen, P. P., Lebech, B., Jacobsen, Henrik, G., N. & Frandsen, C., 26 Jan 2015, In: Physical Review B. 91, 014431.

      Research output: Contribution to journal › Journal article › Research › peer-review

    7. Published

      CAMEA ESS - The Continuous Angle Multi-Energy Analysis Indirect Geometry Spectrometer for the European Spallation Source

      Freeman, P. G., Birk, J. O., Marko, M., Bertelsen, M., Christensen, N. B., Lefmann, Kim, Jacobsen, J., Niedermayer, C., Juranyi, F. & Ronnow, H. M., 23 Jan 2015, In: Journal of Physics: Conference Series (Online). 83, 7 p., 03005.

      Research output: Contribution to journal › Conference article › Research › peer-review

    8. Published

      Simulation of waviness in neutron guides

      Hansen, U. B., Bertelsen, M., Lefmann, Kim & Bergbäck Knudsen, E., 31 Dec 2015, In: Journal of Neutron Research. 18, 2-3, 45-59.

      Research output: Contribution to journal › Journal article › Research › peer-review

    9. Published

      Neutron guide-split: A high performance guide bundle concept for elliptical guides

      fvh927, fvh927, Rasmussen, N., Høpfner, L., Bertelsen, M., Voigt, J., Andersen, K. H. & Lefmann, Kim, 11 May 2015, In: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 782, p. 1-8 8 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    10. Published

      Competing superconducting and magnetic order parameters and field-induced magnetism in electron-doped Ba(Fe1-xCox)(2)As-2

      Larsen, J., Uranga, B. M., Stieper, G., fvh927, fvh927, Bernhard, C., Wolf, T., Lefmann, Kim, Andersen, Brian Møller & Niedermayer, C., 13 Jan 2015, In: Physical Review B. 91, 2, 10 p., 025404.

      Research output: Contribution to journal › Journal article › Research › peer-review

    11. Published

      Dynamic rotor mode in antiferromagnetic nanoparticles

      Lefmann, Kim, Garde, J., Jacobsen, Henrik, Hedegård, Per, Ancona, S. N., Bahl, C. R. H. & Kuhn, L. T., 2015, In: Physical Review B. 91, 10 p., 094421.

      Research output: Contribution to journal › Journal article › Research › peer-review

    12. Published

      Field-induced interplanar magnetic correlations in the high-temperature superconductor La1.88Sr0.12CuO4

      Rømer, A. T., Ray, P. J., Jacobsen, Henrik, Udby, L., Andersen, Brian Møller, Bertelsen, M., fvh927, fvh927, Christensen, N. B., Toft-Petersen, R., Skoulatos, M., Laver, M., Schneidewind, A., Link, P., Oda, M., Ido, M., Nomono, N. & Lefmann, Kim, 11 May 2015, In: Physical Review B. 91, 174507.

      Research output: Contribution to journal › Journal article › Research › peer-review

    13. Published

      Prediction of beam hardening artefacts in computed tomography using Monte Carlo simulations

      Thomsen, M., Knudsen, E. B., Willendrup, P. K., Bech, M., Willner, M., Pfeiffer, F., Poulsen, M., Lefmann, Kim & Feidenhans'l, Robert Krarup, 2015, In: Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 342, p. 314-320 7 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    14. Published

      Anomalous magnetic structure and spin dynamics in magnetoelectric LiFePO4

      Toft-Petersen, R., Reehuis, M., Jensen, T. B. S., Andersen, N. H., Li, J., Le, M. D., Laver, M., Niedermayer, C., Klemke, B., Lefmann, Kim & Vaknin, D., 2015, In: Physical Review B. 92, 2, 9 p., 024404.

      Research output: Contribution to journal › Journal article › Research › peer-review

    15. 2014
    16. Published

      Prismatic analyzer concept for neutron spectrometers

      Birk, J. O., Marko, M., Freeman, P. G., Jacobsen, J., Hansen, R. L., Niedermayer, C., Christensen, N. B., Måsson, M., Rønnow, H. M. & Lefmann, Kim, 1 Nov 2014, In: Review of Scientific Instruments. 85, 11, 113908.

      Research output: Contribution to journal › Journal article › Research › peer-review

    17. Published

      Experimental evidence for lamellar magnetism in hemo-ilmenite by polarized neutron scattering

      Brok, E., Sales, M., Lefmann, Kim, Kuhn, L. T., Schmidt, W. F., Roessli, B., McEnroe, S. A. & Harrison, R. J., 26 Feb 2014, In: Physical Review B. 89, 054430.

      Research output: Contribution to journal › Journal article › Research › peer-review

    18. Published

      Magnetic properties of ultra-small goethite nanoparticles

      Brok, E., Frandsen, C., Madsen, D. E., Jacobsen, Henrik, Birk, J. O., Lefmann, Kim, Bendix, Jesper, Pedersen, K. S., Boothroyd, C. B., Berhe, A. A., Simeoni, G. G. & Mørup, S., 9 Oct 2014, In: Journal of Physics D: Applied Physics. 47, 36, 365003.

      Research output: Contribution to journal › Journal article › Research › peer-review

    19. Published

      Magnetic properties of nano-scale hematite, α-Fe2O3, studied by time-of-flight inelastic neutron spectroscopy

      Hill, A. H., Jacobsen, Henrik, Ross Stewart, J., Jiao, F., Jensen, N. P., fvh927, fvh927, Mutka, H., Seydel, T., Harrison, A. & Lefmann, Kim, 25 Jan 2014, In: Journal of Chemical Physics. 140, 9 p., 044709.

      Research output: Contribution to journal › Journal article › Research › peer-review

    20. Published

      Corrigendum to "Bi-spectral extraction through elliptic neutron guides " [Nucl.Inst.and Meth A717(2013) 69-76]

      Jacobsen, Henrik, Lieutenant, K., Zendlle, C. & Lefmann, Kim, 11 Apr 2014, In: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 743, p. 160-160

      Research output: Contribution to journal › Comment/debate › Research › peer-review

    21. Published

      Simulations of chopper jitter at the LET neutron spectrometer at the ISIS TS2

      Klenø, K. H., Lefmann, Kim, Willendrup, P. K., Christiansen, P. & Bewley, R., 9 Apr 2014, In: Journal of Neutron Research. 17, 2, p. 77-85

      Research output: Contribution to journal › Journal article › Research › peer-review

    22. Published

      Investigation of propagation algorithms for ray-tracing simulation of polarized neutrons

      Knudsen, E. B., Rømer, A. T., Willendrup, P. K., Christiansen, P. & Lefmann, Kim, 1 Jan 2014, In: Journal of Neutron Research. 17, 1, p. 27-34

      Research output: Contribution to journal › Journal article › Research › peer-review

    23. Published

      A compact time-of-flight SANS instrument optimised for measurements of small sample volumes at the European Spallation Source

      Kynde, S., Kleno, K. H., Nagy, G., Mortensen, Kell, Lefmann, Kim, Kohlbrecher, J. & Arleth, Lise, 11 Nov 2014, In: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 764, p. 133-141

      Research output: Contribution to journal › Journal article › Research › peer-review

    24. Published

      Visualisation by high resolution synchrotron X-ray phase contrast micro-tomography of gas films on submerged superhydrophobic leaves

      Lauridsen, T., Glavina, K., Colmer, T. D., Winkel, A., Irvine, S., Lefmann, Kim, Feidenhans'l, Robert Krarup & Pedersen, Ole, 1 Oct 2014, In: Journal of Structural Biology. 188, 1, p. 61-70

      Research output: Contribution to journal › Journal article › Research › peer-review

    25. Published

      Special Issue: Workshop on the Monte Carlo Simulation of Neutron Scattering Instruments MCNSI7

      Lefmann, Kim & Šaroun, J., 1 Jan 2014, In: Journal of Neutron Research. 17, 1, p. 3-3

      Research output: Contribution to journal › Journal article › Research › peer-review

    26. Published

      New developments in the McStas neutron instrument simulation package

      Willendrup, P. K., Knudsen, E. B., Klinkby, E. B., Nielsen, T. N., Farhi, E., Filges, U. & Lefmann, Kim, 1 Aug 2014, In: Journal of Physics: Conference Series (Online). 528, 1, 012035.

      Research output: Contribution to journal › Journal article › Research › peer-review

    27. Published

      McStas: Past, present and future

      Willendrup, P. K., Farhi, E., Knudsen, E., Filges, U. & Lefmann, Kim, 19 Feb 2014, In: Journal of Neutron Research. 17, 1, p. 35-43

      Research output: Contribution to journal › Journal article › Research › peer-review

    28. 2013
    29. Published

      "European Spallation Source - Technical Design Report"

      Arleth, Lise, Bertelsen, M., Birk, J. O., Nunes Bordallo, Heloisa, Carlsen, H., Hansen, U. B., fvh927, fvh927, Høpfner, L., Jacobsen, Henrik, Klenø, K. H., Kynde, S. A. R., Lefmann, Kim, Rasmussen, N., Sales, M., Skar-Gislinge, Nicholas, Skelboe, Stig, Theodor, K., Udby, L., Vickery, A. & Rod, T. H., 15 Apr 2013, Technical Design Report . ESS Lund ed. Lund, Sverige

      Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research › peer-review

    30. Published

      McXtrace: a Monte Carlo software package for simulation of X-ray optics, beamlines, and experiments

      Bergbäck Knudsen, E., Prodi, A., Baltser, J., Thomsen, M., Willendrup, P. K., del Rio, M. S., Ferrero, C., Farhi, E., Haldrup, M. K., Vickery, A., Feidenhans'l, Robert Krarup, Mortensen, Kell, Nielsen, M. M., Poulsen, H. F., Schmidt, S. & Lefmann, Kim, 1 Jun 2013, In: Journal of Applied Crystallography. 46, Part 3, p. 679-696 18 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    31. Published

      Exploring performance of neutron guide systems using pinhole beam extraction

      Bertelsen, M., Jacobsen, Henrik, Hansen, U. B., Carlsen, H. H. & Lefmann, Kim, 21 Nov 2013, In: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 729, p. 387-398

      Research output: Contribution to journal › Journal article › Research › peer-review

    32. Published

      50 Years of Swiss Neutron Diffraction Instrumentation

      Fischer, P., Schefer, J., Keller, L., Zaharko, O., Pomjakushin, V., Aliouane, N., Frontzek, M., fvh927, fvh927, Lefmann, Kim & Christensen, M., 2 Aug 2013, In: Swiss Neutron News. 42, p. 4-15 11 p.

      Research output: Contribution to journal › Journal article › Research

    33. Published

      Bi-spectral extraction through elliptic neutron guides

      Jacobsen, Henrik, Lieutenant, K., Zendlle, C. & Lefmann, Kim, 21 Jul 2013, In: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 717, p. 69-76

      Research output: Contribution to journal › Journal article › Research › peer-review

    34. Published

      Nordic neutron Scattering Communities 2008-2013 - a bibliometric study

      Lefmann, Kim & Bakke, A., 1 Aug 2013

      Research output: Other contribution › Communication

    35. Published

      Simulation of a suite of generic long-pulse neutron instruments to optimize the time structure of the European Spallation Source

      Lefmann, Kim, Klenø, K. H., Birk, J. O., Hansen, B. R., fvh927, fvh927, Knudsen, E., Lieutenant, K., von Moos, L., Sales, M., Willendrup, P. K. & Andersen, K. H., 2013, In: Review of Scientific Instruments. 84, 5, 9 p., 055106.

      Research output: Contribution to journal › Journal article › Research › peer-review

    36. Published

      Glassy low-energy spin fluctuations and anisotropy gap in La1.88Sr0.12CuO4

      Rømer, A. T., Chang, J., Andersen, Brian Møller, Lefmann, Kim, Christensen, N. B., Mähler, L., Gavilano, J., Gilardi, R., Niedermayer, C., Rønnow, H. M., Schniedewind, A., Link, P., Oda, M., Ido, M., Momono, N. & Mesot, J., 22 Apr 2013, In: Physical Review B. 87, 14, p. 144513

      Research output: Contribution to journal › Journal article › Research › peer-review

    37. Published

      E-learning neutron scattering

      Udby, L., Ray, P. J., Lefmann, Kim, Bruun, J., Willendrup, P. K., Nielsen, J. S. B., Schober, H., Neuhaus, J. & Pulz, J., 1 Feb 2013, In: Neutron News. 24, 1, p. 18-23 6 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    38. Published

      Measurement of unique magnetic and superconducting phases in oxygen-doped high-temperature superconductors La2-xSrxCuO4+y

      Udby, L., Larsen, J., Christensen, N. B., Boehm, M., Niedermayer, C., Mohottala, H. E., Jensen, T. B. S., Toft-Petersen, R., Chou, F. C., Andersen, N. H., Lefmann, Kim & Wells, B. O., 25 Nov 2013, In: Physical Review Letters. 111, 22, 5 p., 227001.

      Research output: Contribution to journal › Journal article › Research › peer-review

    39. Published

      A Monte Carlo Simulation of Neutron Instrument Resolution Functions: Proceedings of 10th International Conference on Quasielastic Neutron Scattering and 5th Workshop on Inelastic Neutron Spectrometers

      Vickery, A., Udby, L., Violini, N., Voigt, J., Deen, P. P. & Lefmann, Kim, 12 Nov 2013, In: Journal of the Physical Society of Japan. 82, Supplement A , 9 p., SA037.

      Research output: Contribution to journal › Conference article › Research › peer-review

    40. 2012
    41. Published

      Solitonic lattice and Yukawa forces in the rare-earth orthoferrite TbFeO3

      Artyukhin, S., Mostovoy, M., Jensen, N. P., Le, D., Prokes, K., de paula, V. G., Nunes Bordallo, Heloisa, Maljuk, A., Landsgesell, S., Ryll, H., Klemke, B., Paeckel, S., Kiefer, K., Lefmann, Kim, Kuhn, L. T. & Argyriou, D. N., 24 Jun 2012, In: Nature Materials. 11, 8, p. 694-699 6 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    42. Published

      Hindered Rotational Energy Barriers of BH4 Tetrahedra in beta-Mg(BH4)(2) from Quasielastic Neutron Scattering and DFT Calculations

      Blanchard, D., Maronsson, J. B., Riktor, M. D., Kheres, J., Sveinbjörnsson, D., Gil Bardaji, E., Léon, A., Juranyi, F., Wuttke, J., Lefmann, Kim, Hauback, B. C., Fichtner, M. & Vegge, T., 19 Jan 2012, In: Journal of Physical Chemistry C. 116, 2, p. 2013-2023 10 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    43. Published

      Temperature dependence of the magnetization of canted spin structures

      Jacobsen, Henrik, Lefmann, Kim, Brok, E., Frandsen, C. & Morup, S., 1 Sep 2012, In: Journal of Magnetism and Magnetic Materials. 324, 19, p. 3218-3222 4 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    44. Published

      Systematic performance study of common neutron guide geometries

      Klenø, K. H., Lieutenant, K., Andersen, K. H. & Lefmann, Kim, 22 Dec 2012, In: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 696, p. 75-84 9 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    45. 2011
    46. Published

      Advanced simulations of x-ray beam propagation through CRL transfocators using ray-tracing and wavefront propagation methods

      Baltser, J., Vickery, A., Feidenhans'l, Robert Krarup, Lefmann, Kim, Chubar, O., Snigirev, A. & Vaughan, G., 23 Sep 2011, In: Proceedings of SPIE. 8141, p. 814111

      Research output: Contribution to journal › Conference article › Research › peer-review

    47. Published

      Magnetic field-induced closure of the spin excitation gap near optimal doping in La2-xSrxCuO4: Proceedings of the International Workshop on Neutron Applications on Strongly Correlated Electron Systems 2011 (NASCES11)

      Christensen ...[et al.], N. B., Chang, J., Razzoli, E. & Lefmann, Kim, 20 Dec 2011, In: Journal of the Physical Society of Japan. 80, Suppl. B, p. SB030 4 p.

      Research output: Contribution to journal › Conference article › Research › peer-review

    48. Published

      Spin reorientation in a-Fe2O3 nanoparticles induced by interparticle exchange interactions in a-Fe2O3/NiO nanocomposites

      Frandsen..[et al.], C., Lefmann, Kim, Lebech, B., Bahi, C. R. H., Brok, E., Ancona, S. N. & Theil Kuhn, L., 22 Dec 2011, In: Physical Review B Condensed Matter. 84, 21, p. 214435 10 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    49. Published

      Eliminating line of sight in elliptic guides using gravitational curving

      Klenø, K. H., Willendrup, P. K., Lefmann, Kim & Knudsen, E., 1 Apr 2011, In: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 634, Suppl. 1, p. S100-S103

      Research output: Contribution to journal › Conference article › Research › peer-review

    50. Published

      Thermal chopper spectrometer for the European spallation source: Proceedings of the International Workshop on Neutron Applications on Strongly Correlated Electron Systems 2011 (NASCES11)

      Klenø, K. H. & Lefmann, Kim, 20 Dec 2011, In: Journal of the Physical Society of Japan. 80, Sppl.B, p. SB004

      Research output: Contribution to journal › Conference article › Research › peer-review

    51. Published

      McXtrace: a modern ray-tracing package for x-ray instrumentation

      Knudsen, E. B., Prodi, A., Willendrup, P. K., Lefmann, Kim, Baltser, J., Gundlach, C., Sanchez del Rio, M., Ferrero, C. & Feidenhans'l, Robert Krarup, 23 Sep 2011, In: Proceedings of SPIE. 8141, p. 81410G-81410G-7

      Research output: Contribution to journal › Conference article › Research › peer-review

    52. Published

      McStas-model of the Delft SESANS

      Knudsen, E., Udby, L., Willendrup, P. K., Lefmann, Kim & Bouwman, W. G., 1 Jun 2011, In: Physica B: Condensed Matter. 406, 12, p. 2361-2364

      Research output: Contribution to journal › Journal article › Research › peer-review

    53. Published

      ESS, en forskningsfacilitet i verdensklasse under opbygning i Lund

      Lefmann, Kim, Arleth, Lise, Christensen, N. B., Møller, S. P., Skelboe, Stig & Willendrup, P. K., 1 Feb 2011, In: Kvant. 22, 1, p. 25-32

      Research output: Contribution to journal › Journal article › Communication

    54. Published

      Optimal shape of a cold-neutron triple-axis spectrometer

      Lefmann, Kim, Filges, U., Treue, F., Kirkensgaard, Jacob Judas Kain, Plesner, B., Hansen, K. S. & Klenø, K. H., 1 Apr 2011, In: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 634, 1 (Suppl. 1), p. S1-S6 6 p.

      Research output: Contribution to journal › Conference article › Research › peer-review

    55. Published

      Status of the danish Neutron Scattering Society

      Lefmann, Kim, 1 Mar 2011

      Research output: Other contribution › Communication

    56. Published

      A Monte Carlo approach for simulating the propagation of partially coherent x-ray beams

      Prodi, A., Feidenhans'l, Robert Krarup, Lefmann, Kim, Knudsen, E., Willendrup, P. K., Schmitt, S. & Ferrero, C., 23 Sep 2011, In: Proceedings of SPIE. 8141, p. 814108

      Research output: Contribution to journal › Conference article › Research › peer-review

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