Kim Lefmann
Professor
- 2017
- Published
Off-axis spin orientation in goethite nanoparticles
Brok, E., Lefmann, Kim, Nilsen, G. J., Kure, M. & Frandsen, C., 19 Sep 2017, In: Physical Review B. 96, 10, 104426.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Spin orientation in solid solution hematite-ilmenite
Brok, E., Frandsen, C., Lefmann, Kim, McEnroe, S., Robinson, P., Burton-Pye, B. P., Hansen, T. C. & Harrison, R., 2017, In: American Mineralogist. 102, 6, p. 1234-1243 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 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
- 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
- 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
- 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. 46-56Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Spin excitations and quantum criticality in the quasi-one-dimensional Ising-like ferromagnet CoCl2 center dot 2D2O in a transverse field
Larsen, J., Schaffer, T. K., Hansen, U. B., fvh927, fvh927, Ahl, S. R., Toft-Petersen, R., Taylor, J., Ehlers, G., Jensen, Jens, Ronnow, H. M., Lefmann, Kim & Christensen, N. B., 20 Nov 2017, In: Physical Review B. 96, 17, 174424.Research output: Contribution to journal › Journal article › Research › peer-review
- 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
- 2018
- 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
- 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
- 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
- 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
- Published
Distinct Nature of Static and Dynamic Magnetic Stripes in Cuprate Superconductors
Jacobsen, Henrik, fvh927, fvh927, Lacatusu, M. -., Romer, A. T., Bertelsen, M., Boehm, M., Toft-Petersen, R., Grivel, J. -., Emery, S. B., Udby, L., Wells, B. O. & Lefmann, Kim, 18 Jan 2018, In: Physical Review Letters. 120, 3, 5 p., 037003.Research output: Contribution to journal › Journal article › Research › peer-review
- 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
- Published
Optimizing neutron guides: CoatingWriter
Olsen, M. A., Bertelsen, M. & Lefmann, Kim, 12 Dec 2018, In: Journal of Neutron Research. 20, 4, p. 137-139Research output: Contribution to journal › Journal article › Research › peer-review
- 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
- 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
- 2019
- 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
- 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
- Published
Exact diagonalization study of the Hubbard-parametrized four-spin ring exchange model on a square lattice
Larsen, C. B., Rømer, A. T., Janas, S., Treue, F., Mønsted, B., Shaik, N. E., Rønnow, H. M. & Lefmann, Kim, 2019, In: Physical Review B. 99, 5, 12 p., 054432.Research output: Contribution to journal › Journal article › Research › peer-review
- 2020
- Published
The instrument suite of the European Spallation Source
Andersen, K. H., Argyriou, D. N., Jackson, A. J., Houston, J., Henry, P. F., Deen, P. P., Toft-Petersen, R., Beran, P., Strobl, M., Arnold, T., Wacklin-Knecht, H., Tsapatsaris, N., Oksanen, E., Woracek, R., Schweika, W., Mannix, D., Hiess, A., Kennedy, S., Kirstein, O., Petersson Årsköld, S. & 30 others, , 21 Mar 2020, In: Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 957, 39 p., 163402.Research output: Contribution to journal › Journal article › Research › peer-review
- 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
- Published
Effects of ground movements on realistic guide models for the European Spallation Source
Husgard, A., Olsen, M. A., Frøystad, R., Hyatt, J. P., zxj803, Z., Toft-Petersen., R. & Lefmann, Kim, 8 Oct 2020, In: Physical Review Accelerators and Beams. 23, 10, 8 p., 103501.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Structural characterization and magnetic properties of chromium jarosite KCr3(OD)6 (SO4)2
Janas, S., Sorensen, M. B., Andersen, A. B. A., Juelsholt, M., Boehm, M., Pedersen, K. S., Jensen, Kirsten Marie Ørnsbjerg, Lefmann, Kim & Nielsen, U. G., 21 Nov 2020, In: Physical Chemistry Chemical Physics. 22, 43, p. 25001-25010 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Field-induced magnetic incommensurability in multiferroic Ni3TeO6
Lass, J., Andersen, C. R., Leerberg, H. K., Birkemose, S., Toth, S., Stuhr, U., Bartkowiak, M., Niedermayer, C., Lu, Z., Toft-Petersen, R., Retuerto, M., Birk, J. O. & Lefmann, Kim, 2020, In: Physical Review B. 101, 5, p. 1-9 9 p., 054415.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
MJOLNIR: A software package for multiplexing neutron spectrometers
Lass, J., Jacobsen, H., Mazzone, D. G. & Lefmann, Kim, 1 Dec 2020, In: SoftwareX. 12, 9 p., 100600.Research output: Contribution to journal › Journal article › Research › peer-review
- 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
- Published
Multiple scattering camouflaged as magnetic stripes in single crystals of superconducting (La,Sr)2CuO4
Tutueanu, A. E., Tejsner, T. B., Lacatusu, M. E., Hansen, H. W., Eliasen, K. L., Bohm, M., Steffens, P., Niedermayer, C. & Lefmann, Kim, 2020, In: Journal of Neutron Research. 22, 1, p. 49-56Research output: Contribution to journal › Journal article › Research › peer-review
- Published
McStas (i): Introduction, use, and basic principles for ray-tracing simulations
Willendrup, P. K. & Lefmann, Kim, 2 Apr 2020, In: Journal of Neutron Research. 22, 1, p. 1-16 16 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Non-destructive characterisation of dopant spatial distribution in cuprate superconductors
Ţuţueanu, A., Sales, M., Eliasen, K. L., Lǎcǎtuşu, M., Grivel, J., Kardjilov, N., Manke, I., Krzyzagorski, M., Sassa, Y., Andersson, M. S., Schmidt, S. & Lefmann, Kim, 1 Aug 2020, In: Physica C: Superconductivity and its Applications. 575, 6 p., 1353691.Research output: Contribution to journal › Journal article › Research › peer-review
- 2021
- 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
- Published
Classical Spin Liquid or Extended Critical Range in h-YMnO3?
Janas, S., Lass, J., Tutueanu, A., Haubro, M. L., Niedermayer, C., Stuhr, U., Xu, G., Prabhakaran, D., Deen, P. P., fvh927, fvh927 & Lefmann, Kim, 11 Mar 2021, In: Physical Review Letters. 126, 10, 6 p., 107203.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Multinomial, Poisson and Gaussian statistics in count data analysis
Lass, J., Boggild, M. E., Hedegård, Per & Lefmann, Kim, 2021, In: Journal of Neutron Research. 23, 1, p. 69-92 24 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 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
- Published
McStas (ii): An overview of components, their use, and advice for user contributions
Willendrup, P. K. & Lefmann, Kim, 23 Apr 2021, In: Journal of Neutron Research. 23, 1, p. 7-27 21 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Nature of the magnetic stripes in fully oxygenated La2CuO4+y
Ţuţueanu, A., Jacobsen, Henrik, Jensen Ray, P., fvh927, fvh927, Lăcătuşu, M., Tejsner, T. B., Grivel, J., Schmidt, W., Toft-petersen, R., Steffens, P., Boehm, M., Wells, B., Udby, L., Lefmann, Kim & Rømer, A. T., 2021, In: Physical Review B. 103, 4, 15 p., 045138.Research output: Contribution to journal › Journal article › Research › peer-review
- 2022
- 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
- 2023
- Published
The magnetic properties of MAl4(OH)12SO4·3H2O with M = Co2+, Ni2+, and Cu2+ determined by a combined experimental and computational approach
Andersen, A. B. A., Christiansen, R. T., Holm-Janas, S., Manvell, A. S., Pedersen, K. S., Sheptyakov, D., Embs, J. P., Jacobsen, H., Dachs, E., Vaara, J., Lefmann, Kim & Nielsen, U. G., 2023, In: Physical Chemistry Chemical Physics. 25, 4, p. 3309–3322 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
- 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
- Published
Diffuse spin waves and classical spin liquid behavior in the kagomé antiferromagnet chromium jarosite, KCr3(OD)6(SO4)2
Janas, S., Lolk, S. L., Andersen, A. B. A., Guidi, T., Voneshen, D., Živković, I., Nielsen, U. G. & Lefmann, Kim, 29 Aug 2023, In: Physical Review B. 108, 6, 14 p., 064432.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Evolution of magnetic stripes under uniaxial stress in La1.885Ba0.115CuO4 studied by neutron scattering
Kamminga, M. E., Krighaar, Kristine Marie Løfgren, Romer, A. T., Sandberg, L. O., Deen, P. P., Boehm, M., Gu, G. D., Tranquada, J. M. & Lefmann, Kim, 12 Apr 2023, In: Physical Review B. 107, 14, 5 p., 144506.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Nanocriticality in the magnetic phase transition of CoO nanoparticles
Kamminga, M. E., Birk, J. O., Hjøllum, J., Jacobsen, Henrik, Lass, J., Koch, T. L., Christensen, N. B., Niedermayer, C., Keller, L., Kuhn, L. T., Ulrikkeholm, E. T., Brok, E., Frandsen, C. & Lefmann, Kim, 2023, In: Physical Review B. 107, 6, 6 p., 064424.Research output: Contribution to journal › Journal article › Research › peer-review
- 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
- 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
- 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
- Published
Gradual emergence of superconductivity in underdoped La2-xSrxCuO4
Ţuţueanu, A., Kamminga, M. E., Tejsner, T. B., Jacobsen, Henrik, Hansen, H. W., Lăcătuşu, M., Baas, J., Eliasen, K. L., Grivel, J., Sassa, Y., Christensen, N. B., Steffens, P., Boehm, M., Piovano, A., Lefmann, Kim & Rømer, A. T., 2023, In: Physical Review B. 107, 17, 6 p., 174514.Research output: Contribution to journal › Journal article › Research › peer-review
- 2024
- Published
Field-induced electronic phase separation in the high-temperature superconductor La1.94Sr0.06CuO4+y
fvh927, fvh927, Larsen, J., Jacobsen, Henrik, Rømer, A. T., Tutueanu, A., Ahmad, M., Grivel, J., Scheuermann, R., Zimmermann, M. V., Boehm, M., Steffens, P., Niedermayer, C., Pedersen, K. S., Christensen, N. B., Wells, B. O., Lefmann, Kim & Udby, L., 13 May 2024, In: Physical Review B. 109, 17, 13 p., 174517.Research output: Contribution to journal › Journal article › Research › peer-review
ID: 3673604
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Solitonic lattice and Yukawa forces in the rare-earth orthoferrite TbFeO3
Research output: Contribution to journal › Journal article › Research › peer-review
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50 Years of Swiss Neutron Diffraction Instrumentation
Research output: Contribution to journal › Journal article › Research
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Long-Pulse Neutron Instrumentation Workshop, August 26-28, 2009
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