Kim Lefmann

Kim Lefmann

Professor

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    ORCID: 0000-0003-4282-756X

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    1. Published

      Long-Pulse Neutron Instrumentation Workshop, August 26-28, 2009

      Crawford, R. K., Arai, M., Carlile, C., Chapon, L., Granroth, G., Langridge, S., Lefmann, Kim, Mezei, F., Monkenbusch, M., Muhrer, G. & Wiedenmann, A., 26 Aug 2009, Oak Ridge, USA

      Research output: Other contribution › Research

    2. Published

      24-spin clusters in the mineral boleite KPb26Ag9Cu24Cl62(OH)48

      Dreier, E. S., fvh927, fvh927, Lonbaek, K., Hansen, U. B., Medarde, M., Zivkovic, I., Babkevich, P., Ruminy, M., Casati, N., Piovano, A., Rols, S., Nilsen, G. J., Boehm, M., Skoulatos, M., Schefer, J., Ronnow, H. M., Fennell, T. & Lefmann, Kim, 17 Jan 2018, In: Physical Review B. 97, 1, 014416.

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

    3. Published

      Dipolar spin ice under uniaxial pressure

      Edberg, R., Sandberg, L. O., Bakke, I. M. B., Haubro, M. L., Folkers, L. C., Mangin-Thro, L., Wildes, A., Zaharko, O., Guthrie, M., Holmes, A. T., Sorby, M. H., Lefmann, Kim, Deen, P. P. & Henelius, P., 25 Oct 2019, In: Physical Review B. 100, 14, 8 p., 144436.

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

    4. Published

      Effects of uniaxial pressure on the spin ice Ho2Ti2O7

      Edberg, R., Bakke, I. M. B., Kondo, H., Sandberg, L. O., Haubro, M. L., Guthrie, M., Holmes, A. T., Engqvist, J., Wildes, A., Matsuhira, K., Lefmann, Kim, Deen, P. P., Mito, M. & Henelius, P., 9 Nov 2020, In: Physical Review B. 102, 18, 12 p., 184408.

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

    5. Published

      Zero-order filter for diffractive focusing of de Broglie matter waves

      Eder, S. D., Ravn, A. K., Samelin, B., Bracco, G., Palau, A. S., Reisinger, T., Knudsen, E. S., Lefmann, Kim & Holst, B., 2017, In: Physical Review A. 95, 2, 5 p., 023618.

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

    6. Published

      Neutron imaging study of 'pattern-welded' swords from the Viking Age

      Fedrigo, A., Strobl, M., Williams, A. R., Lefmann, Kim, Lindelof, Poul Erik, Jørgensen, L., Pentz, P., Bausenwein, D., Schillinger, B., Kovyakh, A. & Grazzi, F., 2018, In: Archaeological and Anthropological Sciences. 10, 6, p. 1249-1263 15 p.

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

    7. Published

      Extraction of archaeological information from metallic artefacts-A neutron diffraction study on Viking swords

      Fedrigo, A., Grazzi, F., Williams, A. R., Panzner, T., Lefmann, Kim, Lindelof, Poul Erik, Jørgensen, L., Pentz, P., Scherillo, A., Porcher, F. & Strobl, M., 2017, In: Journal of Archaeological Science: Reports. 12, p. 425-436 12 p.

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

    8. Published

      VESPA: The vibrational spectrometer for the European Spallation Source

      Fedrigo, A., Colognesi, D., Bertelsen, M., Hartl, M., Lefmann, Kim, Deen, P. P., Strobl, M., Grazzi, F. & Zoppi, M., 2 Jun 2016, In: Review of Scientific Instruments. 87, 6, 065101.

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

    9. Published

      Simulating X-ray telescopes with McXtrace: A case study of ATHENA's optics

      Ferreira, D. D. M., Knudsen, E. B., Westergaard, N. J., Christensen, F. E., Massahi, S., Shortt, B., Spiga, D., Solstad, M. & Lefmann, Kim, 26 Jun 2016, In: Proceedings of S P I E - International Society for Optical Engineering. 9905, UNSP 990576.

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

    10. Published

      Monolithic atom interferometry

      Fiedler, J., Lefmann, Kim, Von Klitzing, W. & Holst, B., 7 Aug 2023, In: Physical Review A. 108, 2, 8 p., 023306.

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

    11. 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

    12. Published

      Oriented attachment and exchange coupling of α-Fe2O3 nanoparticles

      Frandsen, C., Bahl, C. R. H., Lebech, B., Lefmann, Kim, Theil Kuhn, L., Keller, L., Andersen, N. H., v.Zimmermann, M., Johnson, Erik, Klausen, S. N. & Mørup, S., 6 Dec 2005, In: Physical Review B. 72, 214406.

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

    13. 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

    14. 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

    15. Published

      Spin susceptibility of the topological superconductor UPt3 from polarized neutron diffraction

      Gannon, W. J., Halperin, W. P., Eskildsen, M. R., Dai, P., Hansen, U. B., Lefmann, Kim & Stunault, A., 10 Jul 2017, In: Physical Review B. 96, 4, 041111.

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

    16. Published

      Magnetic Bloch oscillations and domain wall dynamics in a near-Ising ferromagnetic chain

      Hansen, U. B., Syljuåsen, O. F., Jensen, Jens, Schäffer, T. K., Andersen, C. R., Boehm, M., Rodriguez-rivera, J. A., Christensen, N. B. & Lefmann, Kim, 10 May 2022, In: Nature Communications. 13, 1, 9 p., 2547.

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

    17. Published

      An optional focusing SELENE extension to conventional neutron guides: A case study for the ESS instrument BIFROST

      Hansen, U. B., Bertelsen, M., Stahn, J. & Lefmann, Kim, 3 Feb 2017, In: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 852, p. 46-56

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

    18. 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

    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

      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

    21. 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

    22. Published

      Erratum: Magnetic ground state and magnon-phonon interaction in multiferroic h-YMnO3

      fvh927, fvh927, Kreisel, Andreas, Schäffer, T. K., Bakke, A., Bertelsen, M., Hansen, U. B., Retuerto, M., Larsen, J., Prabhakaran, D., Deen, P. P., Yamani, Z., Birk, J. O., Stuhr, U., Niedermayer, C., Fennell, A. L., Andersen, Brian Møller & Lefmann, Kim, 17 Sep 2018, In: Physical Review B. 97, 9, 134304.

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

    23. Published

      Optimization of Performance, Price, and Background of Long Neutron Guides for European Spallation Source

      fvh927, fvh927, Olsen, M. A., Bertelsen, M., Birk, J. O. & Lefmann, Kim, 1 Sep 2019, In: Quantum Beam Science. 3, 3, 23 p., UNSP16.

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

    24. Published

      Magnetic ground state and magnon-phonon interaction in multiferroic h-YMnO3

      fvh927, fvh927, Kreisel, Andreas, Schäffer, T. K., Bakke, A., Bertelsen, M., Hansen, U. B., Retuerto Millan, M., Larsen, J., Prabhakaran, D., Deen, P. P., Yamani, Z., Birk, J. O., Stuhr, U., Niedermayer, C., Fennell, A. L., Andersen, Brian Møller & Lefmann, Kim, 2018, In: Physical Review B. 97, 13, 11 p., 134304 .

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

    25. Published

      Material properties particularly suited to be measured with helium scattering: selected examples from 2D materials, van der Waals heterostructures, glassy materials, catalytic substrates, topological insulators and superconducting radio frequency materials

      Holst, B., Alexandrowicz, G., Avidor, N., Benedek, G., Bracco, G., Ernst, W. E., Farias, D., Jardine, A. P., Lefmann, Kim, Manson, J. R., Marquardt, R., Artes, S. M., Sibener, S. J., Wells, J. W., Tamtoegl, A. & Allison, W., 7 Apr 2021, In: Physical Chemistry Chemical Physics. 23, 13, p. 7653-7672 20 p.

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

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