Kim Lefmann

Kim Lefmann

Professor

Member of:


    1. 2011
    2. Published

      High-field magnetic phase transitions and spin excitations in magnetoelectric LiNiPO4

      Toft-Petersen, R., Jensen, Jens, Jensen, T. B. S., Andersen, N. H., Christensen, N. B., Niedermayer, C., Kenzelmann, M., Skoulatos, M., Le, M. D., Lefmann, Kim, Hansen, S. R., Li, J., Zarestky, J. L. & Vaknin, D., 2 Aug 2011, In: Physical Review B Condensed Matter. 84, 5, p. 054408 10 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    3. 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 journalConference articleResearchpeer-review

    4. 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 journalConference articleResearchpeer-review

    5. 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 journalConference articleResearchpeer-review

    6. 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 journalConference articleResearchpeer-review

    7. Published

      Powder diffractometers at long-pulsed sources: Proceedings of the International Workshop on Neutron Applications on Strongly Correlated Electron Systems 2011 (NASCES11)

      Sales, M., fvh927, fvh927, Lieutenant, K. & Lefmann, Kim, 20 Dec 2011, In: Journal of the Physical Society of Japan. 80, Suppl.B, p. SB018 4 p.

      Research output: Contribution to journalConference articleResearchpeer-review

    8. 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 journalConference articleResearchpeer-review

    9. 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 journalJournal articleResearchpeer-review

    10. 2012
    11. 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 journalJournal articleResearchpeer-review

    12. 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 journalJournal articleResearchpeer-review

    13. 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 journalJournal articleResearchpeer-review

    14. 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 journalJournal articleResearchpeer-review

    15. 2013
    16. 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 journalJournal articleResearchpeer-review

    17. 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 journalJournal articleResearchpeer-review

    18. 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 proceedingReport chapterResearchpeer-review

    19. 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 journalJournal articleResearchpeer-review

    20. 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 journalJournal articleResearchpeer-review

    21. 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 journalJournal articleResearchpeer-review

    22. Published

      Nordic neutron Scattering Communities 2008-2013 - a bibliometric study

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

      Research output: Other contributionCommunication

    23. 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 journalJournal articleResearch

    24. 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 journalConference articleResearchpeer-review

    25. 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 journalJournal articleResearchpeer-review

    26. 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 journalJournal articleResearchpeer-review

    27. 2014
    28. 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 journalJournal articleResearchpeer-review

    29. 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 journalJournal articleResearchpeer-review

    ID: 3673604