Probing of three-dimensional spin textures in multilayers by field dependent X-ray resonant magnetic scattering

Autor: Erick Burgos-Parra, Yanis Sassi, William Legrand, Fernando Ajejas, Cyril Léveillé, Pierluigi Gargiani, Manuel Valvidares, Nicolas Reyren, Vincent Cros, Nicolas Jaouen, Samuel Flewett

Publikováno v: Scientific Reports, Vol 13, Iss 1, Pp 1-13 (2023)

Abstract In multilayers of magnetic thin films with perpendicular anisotropy, domain walls can take on hybrid configurations in the vertical direction which minimize the domain wall energy, with Néel walls in the top or bottom layers and Bloch walls

Externí odkaz: https://doaj.org/article/689b8f6c10e14f819dca7ae9438bb708

Densely packed skyrmions stabilized at zero magnetic field by indirect exchange coupling in multilayers

Autor: Fernando Ajejas, Yanis Sassi, William Legrand, Titiksha Srivastava, Sophie Collin, Aymeric Vecchiola, Karim Bouzehouane, Nicolas Reyren, Vincent Cros

Publikováno v: APL Materials, Vol 11, Iss 6, Pp 061108-061108-7 (2023)

Room-temperature stabilization of skyrmions in magnetic multilayered systems results from a fine balance between several magnetic interactions, namely, symmetric and antisymmetric exchange, dipolar interaction and perpendicular magnetic anisotropy as

Externí odkaz: https://doaj.org/article/2a8ac490356343c4a13879004681d3e9

Author Correction: Zero energy states clustering in an elemental nanowire coupled to a superconductor

Autor: Lauriane C. Contamin, Lucas Jarjat, William Legrand, Audrey Cottet, Takis Kontos, Matthieu R. Delbecq

Publikováno v: Nature Communications, Vol 13, Iss 1, Pp 1-1 (2022)

Externí odkaz: https://doaj.org/article/444675e59ae74e7f90e91c4b0fad9a53

Spatial extent of the Dzyaloshinskii-Moriya interaction at metallic interfaces

Autor: William Legrand, Yanis Sassi, Fernando Ajejas, Sophie Collin, Laura Bocher, Hongying Jia, Markus Hoffmann, Bernd Zimmermann, Stefan Blügel, Nicolas Reyren, Vincent Cros, André Thiaville

Publikováno v: Physical review materials 6(2), 024408 (2022). doi:10.1103/PhysRevMaterials.6.024408
Physical Review Materials
Physical Review Materials, 2022, 6 (2), pp.024408. ⟨10.1103/PhysRevMaterials.6.024408⟩

International audience; We experimentally investigate the range of the Dzyaloshinskii-Moriya interaction (DMI) occurring at magnetic interfaces within metallic heterostructures. To this aim we perform Brillouin light scattering spectroscopy on a set

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bcfc47888fe8c79c7a41767d0f5fbfe6
https://doi.org/10.1103/physrevmaterials.6.024408

Imaging non-collinear antiferromagnetic textures via single spin relaxometry

Autor: Vincent Cros, W. Akhtar, J.-P. Adam, S. Chouaieb, Karim Bouzehouane, Rana Tanos, Nicolas Reyren, Vincent Jacques, William Legrand, Florentin Fabre, Aurore Finco, Joo-Von Kim, Angela Haykal, Thibaut Devolder, Isabelle Robert-Philip, Fernando Ajejas

Publikováno v: Nature Communications
Nature Communications, 2021, 12 (1), pp.767. ⟨10.1038/s41467-021-20995-x⟩
Nature Communications, Vol 12, Iss 1, Pp 1-6 (2021)
Nature Communications, Nature Publishing Group, 2021, 12 (1), pp.767. ⟨10.1038/s41467-021-20995-x⟩

Antiferromagnetic materials are promising platforms for next-generation spintronics owing to their fast dynamics and high robustness against parasitic magnetic fields. However, nanoscale imaging of the magnetic order in such materials with zero net m

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4be1aceff6f853b34f37f2bffbf2a5f6
https://hal.science/hal-03177332/file/s41467-021-20995-x.pdf