Kim Lefmann

Kim Lefmann

Professor

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    ORCID: 0000-0003-4282-756X

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    1. Published

      Coherent Epitaxial Semiconductor-Ferromagnetic Insulator InAs/EuS Interfaces: Band Alignment and Magnetic Structure

      Liu, Yu, Luchini, A., Marti-Sanchez, S., Koch, C., Schuwalow, S., Khan, S. A., Stankevic, T., Francoual, S., Mardegan, J. R. L., Krieger, J. A., Strocov, V. N., Stahn, J., Vaz, C. A. F., Ramakrishnan, M., Staub, U., Lefmann, Kim, Aeppli, G., Arbiol, J. & Krogstrup, Peter, 19 Feb 2020, In: A C S Applied Materials and Interfaces. 12, 7, p. 8780-8787 8 p.

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

    2. 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

    3. Published

      Prototype of the novel CAMEA concept—A backend for neutron spectrometers

      Marko, M., Groitl, F., Lass, J., Birk, J. O., Freeman, P., Lefmann, Kim, Christensen, N. B., Niedermayer, C., Juranyi, F., Lass, J., Hansen, A. & Rønnow, H. M., Jan 2018, In: Review of Scientific Instruments. 89, 1, 13 p., 015105.

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

    4. Published

      Magnetic propertie of nanoparticales of antiferromagnetic materials

      Mørup, S., Frandsen, C., Bødker, F., Klausen, S. N., Lefmann, Kim, Lindgård, P. & Hansen, M. F., 12 Jan 2002, In: Hyperfine Interactions. 144-145, 1-4, p. 347-357

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

    5. Published

      Q-dependent electron-phonon coupling induced phonon softening and non-conventional critical behavior in the CDW superconductor LaPt2Si2

      Nocerino, E., Stuhr, U., San Lorenzo, I., Mazza, F., Mazzone, D. G., Hellsvik, J., Hasegawa, S., Asai, S., Masuda, T., Itoh, S., Minelli, A., Hossain, Z., Thamizhavel, A., Lefmann, Kim, Sassa, Y. & Månsson, M., 2023, In: Journal of Science: Advanced Materials and Devices. 8, 4, 10 p., 100621.

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

    6. Published

      Multiple unconventional charge density wave transitions in LaPt2Si2 superconductor clarified with high-energy X-ray diffraction

      Nocerino, E., Sanlorenzo, I., Papadopoulos, K., Medarde, M., Lyu, J., Klein, Y. M., Minelli, A., Hossain, Z., Thamizhavel, A., Lefmann, Kim, Ivashko, O., Von Zimmermann, M., Sassa, Y. & Månsson, M., 30 Sep 2023, In: Communications Materials. 4, 1, 12 p., 77.

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

    7. Published

      Neutron experiments on nuclear order in silver at pK temperatures

      Nummila, K. K., Tuoriniemi, J. T., Vuorinen, R. T., Lounasmaa, O. V., Lefmann, Kim, Clausen, Kristine Bülow, Metz, A., Siemensmeyer, K., Lipinski, L., Steiner, M. & Rasmussen, Finn Berg, 1 Jan 1996, In: Czechoslovak Journal of Physics. 46, SUPPL. 4, p. 2201-2202 2 p.

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

    8. Published

      Foton - et fysikspil

      Oddershede, L. B., Jacobsen, R. H., Lefmann, Kim & Thoft, N. B., 1 Mar 1994, In: Kvant. 4, p. 9-18

      Research output: Contribution to journal › Journal article › Communication

    9. Published

      Optimizing neutron guides: CoatingWriter

      Olsen, M. A., Bertelsen, M. & Lefmann, Kim, 12 Dec 2018, In: Journal of Neutron Research. 20, 4, p. 137-139

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

    10. Published

      Magnetic Anisotropy Switch: Easy Axis to Easy Plane Conversion and Vice Versa

      Perfetti, M., Sørensen, M. A., Hansen, U. B., Bamberger, H., Lenz, S., Hallmen, P. P., Fennell, T., Simeoni, G. G., Arauzo, A., Bartolome, J., Bartolome, E., Lefmann, Kim, Weihe, Høgni, van Slageren, J. & Bendix, Jesper, 2018, In: Advanced Functional Materials. 28, 32, 8 p., 1801846.

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

    11. 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

    12. 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

    13. Published

      Staging superstructures in high-Tc Sr/O codoped La2-xSrxCuO4+y

      Ray, P. J., Andersen, N. H., Jensen, T. B. S., Mohottala, H. E., Niedermayer, C., Lefmann, Kim, v.Zimmermann, M. & Udby, L., 9 Nov 2017, In: Physical Review B. 96, 6 p., 174106.

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

    14. 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

    15. 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

    16. Published

      Comment on "Spin Dynamics of the 2D Spin Quantum Antiferromagnet Copper Deuteroformate Tetradeuterate (CFTD)"

      Rønnow, H. M., McMorrow, D. F., Coldea, R., Harrison, A., Youngson, I. D., Perring, T. G., Aeppli, G., Syljuåsen, O. F., Lefmann, Kim & Rischel, C., 30 Jun 2002, In: Physical Review Letters. 89, 079702.

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

    17. Published

      Spin Dynamics of the 2D Spin ½ Quantum Antiferromagnet Copper Deuteroformate Tetradeuterate (CFTD)

      Rønnow, H. M., McMorrow, D. F., Goldea, R., Harrison, A., Youngson, I. D., Perring, T. G., Aeppli, G., Syljuåsen, O. F., Lefmann, Kim & Rischel, C., 28 Jun 2001, In: Physical Review Letters. 87, 037202.

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

    18. 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 journal › Conference article › Research › peer-review

    19. Published

      Design, calibration, and performance of a uniaxial pressure cell for neutron scattering studies of quantum magnetism

      Sandberg, L. Ø., Haubro, M. L., Krighaar, Kristine Marie Løfgren, Edberg, R., Fjellvåg, I. M. B., Guthrie, M., Holmes, A. T., Mangin-thro, L., Wildes, A., Henelius, P., Lefmann, Kim & Deen, P. P., 3 Oct 2023, In: Review of Scientific Instruments. 94, 10, 17 p., 103901.

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

    20. Published

      Emergent magnetic behavior in the frustrated Yb3Ga5O12 garnet

      Sandberg, L. O., Edberg, R., Bakke, I. B., Pedersen, K. S., Hatnean, M. C., Balakrishnan, G., Mangin-Thro, L., Wildes, A., Fak, B., Ehlers, G., Sala, G., Henelius, P., Lefmann, Kim & Deen, P. P., 13 Aug 2021, In: Physical Review B. 104, 6, 16 p., 064425.

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

    21. Published

      Tailored instrumentation for long-pulse neutron spallation sources

      Schober, H., Farhi, E., Mezei, F., Andersen, K., Bentley, P. M., Christiansen, P. & Lefmann, Kim, 2008, In: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 589, 1, p. 34-46 12 p.

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

    22. Published

      Nuclear order in silver at pico-Kelvin temperature

      Siemensmeyer, K., Clausen, Kristine Bülow, Lefmann, Kim, Lounasmaa, O. V., Metz, A., Nummila, K. K., Steiner, M., Tuoriniemi, J. T., Vuorinen, R. T. & Rasmussen, Finn Berg, 2 Jun 1997, In: Physica B: Condensed Matter. 234-236, p. 768-769 2 p.

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

    23. Published

      Neutron diffraction determination of the nuclear spin ordering in Cu and Ag at nano- and subnano-K temperatures

      Steiner, M., Metz, A., Siemensmeyer, K., Lounasmaa, O. V., Tuoriniemi, J. T., Nummila, K. K., Vuorinen, R. T., Clausen, K. N., Lefmann, Kim & Rasmussen, Finn Berg, 1 Apr 1996, In: Journal of Applied Physics. 79, 8, p. 5078-5080 3 p.

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

    24. Published

      Chemical tunnel-splitting-engineering in a dysprosium-based molecular nanomagnet

      Sørensen, M. A., Hansen, U. B., Perfetti, M., Pedersen, K. S., Bartolome, E., Simeoni, G. G., Mutka, H., Rols, S., Jeong, M., Zivkovic, I., Retuerto Millan, M., Arauzo, A., Bartolome, J., Piligkos, Stergios, Weihe, Høgni, Doerrer, L. H., van Slageren, J., Rønnow, H. M., Lefmann, Kim & Bendix, Jesper, 1 Dec 2018, In: Nature Communications. 9, 9 p., 1292.

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

    25. Published

      Dynamics in γ-Fe2O3 nanoparticles studied by time-of-flight polarized neutron scattering

      Theil Kuhn, L., Lefmann, Kim, Klausen, S. N., Rønnow, H. M., Murani, A. & Srewart, R., 3 Sep 2004, In: Physica B: Condensed Matter. 350, p. e217-e219

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

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