Unité Mixte de Physique CNRS/Thales

N. Figueiredo-Prestes, P. Tsipas, S. Krishnia, P. Pappas, J. Peiro, S. Fragkos, V. Zatko, A. Lintzeris, B. Dlubak, S. Chaitoglou, M. Heuken, N. Reyren, H. Jaffrès, P. Seneor, A. Dimoulas, J. - M. George, Large Fieldlike Spin-Orbit Torque and Magnetization Manipulation in a Fully Epitaxial van der Waals Two-Dimensional-Ferromagnet/Topological-Insulator Heterostructure Grown by Molecular-Beam Epitaxy. Physical Review Applied. 19, 014012 (2023).

S. Husain, N. Figueiredo-Prestes, O. Fayet, S. Collin, F. Godel, E. Jacquet, N. Reyren, H. Jaffrès, J. M. George, Origin of the anomalous Hall effect at the magnetic insulator/heavy metals interface. Applied Physics Letters. 122, 062403 (2023).

F. Ajejas, Y. Sassi, W. Legrand, T. Srivastava, S. Collin, A. Vecchiola, K. Bouzehouane, N. Reyren, V. Cros, Densely packed skyrmions stabilized at zero magnetic field by indirect exchange coupling in multilayers. APL Materials. 11, 061108 (2023).

M. Grelier, F. Godel, A. Vecchiola, S. Collin, K. Bouzehouane, A. Fert, V. Cros, N. Reyren, Three-dimensional skyrmionic cocoons in magnetic multilayers. Nature Communications. 13, 6843 (2022).

F. Ajejas, Y. Sassi, W. Legrand, S. Collin, J. P. Garcia, A. Thiaville, S. Pizzini, N. Reyren, V. Cros, A. Fert, Interfacial potential gradient modulates Dzyaloshinskii-Moriya interaction in Pt/Co/metal multilayers. Physical Review Materials. 6, L071401 (2022).

C. Léveillé, E. Burgos-Parra, Y. Sassi, F. Ajejas, V. Chardonnet, E. Pedersoli, F. Capotondi, G. De Ninno, F. Maccherozzi, S. Dhesi, D. M. Burn, G. van der Laan, O. S. Latcham, A. V. Shytov, V. V. Kruglyak, E. Jal, V. Cros, J. - Y. Chauleau, N. Reyren, M. Viret, N. Jaouen, Ultrafast time-evolution of chiral Néel magnetic domain walls probed by circular dichroism in x-ray resonant magnetic scattering. Nature Communications. 13, 1412 (2022).

E. Rongione, S. Fragkos, L. Baringthon, J. Hawecker, E. Xenogiannopoulou, P. Tsipas, C. Song, M. Mičica, J. Mangeney, J. Tignon, T. Boulier, N. Reyren, R. Lebrun, J. - M. George, P. L. Fèvre, S. Dhillon, A. Dimoulas, H. Jaffrès, Ultrafast Spin-Charge Conversion at SnBi2Te4/Co Topological Insulator Interfaces Probed by Terahertz Emission Spectroscopy. Advanced Optical Materials. 10, 2102061 (2022).

W. Legrand, Y. Sassi, F. Ajejas, S. Collin, L. Bocher, H. Jia, M. Hoffmann, B. Zimmermann, S. Blügel, N. Reyren, V. Cros, A. Thiaville, Spatial extent of the Dzyaloshinskii-Moriya interaction at metallic interfaces. Physical Review Materials. 6, 024408 (2022).

A. Sander, G. Orfila, D. Sanchez-Manzano, N. Reyren, M. A. Mawass, F. Gallego, S. Collin, K. Bouzehouane, K. Höflich, F. Kronast, F. Grilli, A. Rivera-Calzada, J. Santamaria, J. E. Villegas, S. Valencia, Superconducting imprint of magnetic textures in ferromagnets with perpendicular magnetic anisotropy. Scientific Reports. 11, 20788 (2021).

S. Flewett, E. Burgos-Parra, M. G. Strelow, Y. Sassi, C. Léveillé, F. Ajejas, N. Reyren, N. Jaouen, General treatment of off-specular resonant soft x-ray magnetic scattering using the distorted-wave Born approximation: Numerical algorithm and experimental studies with hybrid chiral domain structures. Physical Review B. 103, 184401 (2021).

T. Guillet, A. Marty, C. Vergnaud, M. Jamet, C. Zucchetti, G. Isella, Q. Barbedienne, H. Jaffrès, N. Reyren, J. - M. George, A. Fert, Large Rashba unidirectional magnetoresistance in the Fe/Ge(111) interface states. Physical Review B. 103, 064411 (2021).

A. Finco, A. Haykal, R. Tanos, F. Fabre, S. Chouaieb, W. Akhtar, I. Robert-Philip, W. Legrand, F. Ajejas, K. Bouzehouane, N. Reyren, T. Devolder, J. - P. Adam, J. - V. Kim, V. Cros, V. Jacques, Imaging non-collinear antiferromagnetic textures via single spin relaxometry. Nature Communications. 12, 767 (2021).

D. Sanz‐Hernández, M. Massouras, N. Reyren, N. Rougemaille, V. Schánilec, K. Bouzehouane, M. Hehn, B. Canals, D. Querlioz, J. Grollier, F. Montaigne, D. Lacour, Tunable Stochasticity in an Artificial Spin Network. Advanced Materials. 33, 2008135 (2021).

N. Figueiredo-Prestes, S. Krishnia, S. Collin, Y. Roussigné, M. Belmeguenai, S. M. Chérif, J. Zarpellon, D. H. Mosca, H. Jaffrès, L. Vila, N. Reyren, J. - M. George, Magnetization switching and deterministic nucleation in Co/Ni multilayered disks induced by spin–orbit torques. Applied Physics Letters. 119, 032410 (2021).

S. Fragkos, L. Baringthon, P. Tsipas, E. Xenogiannopoulou, P. le Fèvre, P. Kumar, H. Okuno, N. Reyren, A. Lemaitre, G. Patriarche, J. - M. George, A. Dimoulas, Topological surface states in epitaxial (SnBi2Te4)n (Bi2Te3)m natural van der Waals superlattices. Physical Review Materials. 5, 014203 (2021).

C. Léveillé, S. Flewett, E. Burgos-Parra, Y. Sassi, W. Legrand, F. Ajejas, V. Cros, N. Reyren, N. Jaouen, Chiral spin spiral in synthetic antiferromagnets probed by circular dichroism in x-ray resonant magnetic scattering. Physical Review B. 104, L060402 (2021).

A. F. Scarioni, C. Barton, H. Corte-León, S. Sievers, X. Hu, F. Ajejas, W. Legrand, N. Reyren, V. Cros, O. Kazakova, H. W. Schumacher, Thermoelectric Signature of Individual Skyrmions. Physical Review Letters. 126, 077202 (2021).

X. Palermo, N. Reyren, S. Mesoraca, A. V. Samokhvalov, S. Collin, F. Godel, A. Sander, K. Bouzehouane, J. Santamaria, V. Cros, A. I. Buzdin, J. - E. Villegas, Tailored Flux Pinning in Superconductor-Ferromagnet Multilayers with Engineered Magnetic Domain Morphology From Stripes to Skyrmions. Physical Review Applied. 13, 014043 (2020).

K. Fallon, S. Hughes, K. Zeissler, W. Legrand, F. Ajejas, D. Maccariello, S. McFadzean, W. Smith, D. McGrouther, S. Collin, N. Reyren, V. Cros, C. H. Marrows, S. McVitie, Controlled Individual Skyrmion Nucleation at Artificial Defects Formed by Ion Irradiation. Small. 16, 1907450 (2020).

T. H. Dang, Q. Barbedienne, D. Q. To, E. Rongione, N. Reyren, F. Godel, S. Collin, J. M. George, H. Jaffrès, Anomalous Hall effect in 3d/5d multilayers mediated by interface scattering and nonlocal spin conductivity. Physical Review B. 102, 144405 (2020).

H. Naganuma, V. Zatko, M. Galbiati, F. Godel, A. Sander, C. Carrétéro, O. Bezencenet, N. Reyren, M. - B. Martin, B. Dlubak, P. Seneor, A perpendicular graphene/ferromagnet electrode for spintronics. Applied Physics Letters. 116, 173101 (2020).

W. Legrand, D. Maccariello, F. Ajejas, S. Collin, A. Vecchiola, K. Bouzehouane, N. Reyren, V. Cros, A. Fert, Room-temperature stabilization of antiferromagnetic skyrmions in synthetic antiferromagnets. Nature Materials. 19, 34-42 (2020).

T. Guillet, C. Zucchetti, Q. Barbedienne, A. Marty, G. Isella, L. Cagnon, C. Vergnaud, H. Jaffrès, N. Reyren, J. - M. George, A. Fert, M. Jamet, Observation of Large Unidirectional Rashba Magnetoresistance in Ge(111). Physical Review Letters. 124, 027201 (2020).

C. Back, V. Cros, H. Ebert, K. Everschor-Sitte, A. Fert, M. Garst, T. Ma, S. Mankovsky, T. L. Monchesky, M. Mostovoy, N. Nagaosa, S. S. P. Parkin, C. Pfleiderer, N. Reyren, A. Rosch, Y. Taguchi, Y. Tokura, K. von Bergmann, J. Zang, The 2020 skyrmionics roadmap. Journal of Physics D: Applied Physics. 53, 363001 (2020).

D. Maccariello, W. Legrand, N. Reyren, F. Ajejas, K. Bouzehouane, S. Collin, J. - M. George, V. Cros, A. Fert, Electrical Signature of Noncollinear Magnetic Textures in Synthetic Antiferromagnets. Physical Review Applied. 14, 051001 (2020).

P. Laczkowski, M. Cosset-Cheneau, W. Savero-Torres, V. T. Pham, G. Zahnd, H. Jaffrès, N. Reyren, J. - C. Rojas-Sànchez, A. Marty, L. Vila, J. - M. George, J. - P. Attané, Spin-dependent transport characterization in metallic lateral spin valves using one-dimensional and three-dimensional modeling. Physical Review B. 99, 134436 (2019).

K. Fallon, S. McVitie, W. Legrand, F. Ajejas, D. Maccariello, S. Collin, V. Cros, N. Reyren, Quantitative imaging of hybrid chiral spin textures in magnetic multilayer systems by Lorentz microscopy. Physical Review B. 100, 214431 (2019).

S. McVitie, S. Hughes, K. Fallon, S. McFadzean, D. McGrouther, M. Krajnak, W. Legrand, D. Maccariello, S. Collin, K. Garcia, N. Reyren, V. Cros, A. Fert, K. Zeissler, C. H. Marrows, A transmission electron microscope study of Néel skyrmion magnetic textures in multilayer thin film systems with large interfacial chiral interaction. Scientific Reports. 8, 5703 (2018).

W. Legrand, N. Ronceray, N. Reyren, D. Maccariello, V. Cros, A. Fert, Modeling the Shape of Axisymmetric Skyrmions in Magnetic Multilayers. Physical Review Applied. 10, 064042 (2018).

B. Zimmermann, W. Legrand, D. Maccariello, N. Reyren, V. Cros, S. Blügel, A. Fert, Dzyaloshinskii-Moriya interaction at disordered interfaces from ab initio theory: Robustness against intermixing and tunability through dusting. Applied Physics Letters. 113, 232403 (2018).

A. M. R. Monteiro, A. D. Caviglia, N. Reyren, dans Spectroscopy of Complex Oxide Interfaces (Springer., 2018; //www.springer.com/us/book/9783319749884)Springer Series in Materials Sciencep. .

Q. Barbedienne, J. Varignon, N. Reyren, A. Marty, C. Vergnaud, M. Jamet, C. Gomez-Carbonell, A. Lemaître, P. le Fèvre, F. Bertran, A. Taleb-Ibrahimi, H. Jaffrès, J. - M. George, A. Fert, Angular-resolved photoemission electron spectroscopy and transport studies of the elemental topological insulator a-Sn. Physical Review B. 98, 195445 (2018).

D. Maccariello, W. Legrand, N. Reyren, K. Garcia, K. Bouzehouane, S. Collin, V. Cros, A. Fert, Electrical detection of single magnetic skyrmions in metallic multilayers at room temperature. Nature Nanotechnology. 13, 233 (2018).

W. Legrand, J. - Y. Chauleau, D. Maccariello, N. Reyren, S. Collin, K. Bouzehouane, N. Jaouen, V. Cros, A. Fert, Hybrid chiral domain walls and skyrmions in magnetic multilayers. Science Advances. 4, eaat0415 (2018).

J. - Y. Chauleau, W. Legrand, N. Reyren, D. Maccariello, S. Collin, H. Popescu, K. Bouzehouane, V. Cros, N. Jaouen, A. Fert, Chirality in Magnetic Multilayers Probed by the Symmetry and the Amplitude of Dichroism in X-Ray Resonant Magnetic Scattering. Phys. Rev. Lett. 120, 037202 (2018).

N. Reyren, K. Bouzehouane, J. - Y. Chauleau, S. Collin, A. Fert, S. Finizio, K. Garcia, S. Hughes, N. Jaouen, W. Legrand, D. Maccariello, S. McFadzean, S. McVitie, C. Moutafis, H. Popescu, J. Raabe, C. a. F. Vaz, V. Cros, dans SPINTRONICS X (International Society for Optics and Photonics, 2017)vol. 10357p. 1035724.

M. Cabero, K. Nagy, F. Gallego, A. Sander, M. Rio, F. A. Cuellar, J. Tornos, D. Hernandez-Martin, N. M. Nemes, F. Mompean, M. Garcia-Hernandez, A. Rivera-Calzada, Z. Sefrioui, N. Reyren, T. Feher, M. Varela, C. Leon, J. Santamaria, Modified magnetic anisotropy at LaCoO3/La0.7Sr0.3MnO3 interfaces. APL Materials. 5, 096104 (2017).

W. Legrand, D. Maccariello, N. Reyren, K. Garcia, C. Moutafis, C. Moreau-Luchaire, S. Collin, K. Bouzehouane, V. Cros, A. Fert, Room-Temperature Current-Induced Generation and Motion of sub-100 nm Skyrmions. Nano Lett. 17, 2703–2712 (2017).

A. Fert, N. Reyren, V. Cros, Magnetic skyrmions: advances in physics and potential applications. Nature Reviews Materials. 2, 17031 (2017).

M. Cubukcu, J. Sampaio, K. Bouzehouane, D. Apalkov, A. V. Khvalkovskiy, V. Cros, N. Reyren, Dzyaloshinskii-Moriya anisotropy in nanomagnets with in-plane magnetization. Physical Review B. 93, 020401 (2016).

F. Garcia-Sanchez, J. Sampaio, N. Reyren, V. Cros, J. - V. Kim, A skyrmion-based spin-torque nano-oscillator. New J. Phys. 18, 075011 (2016).

J. - C. Rojas-Sanchez, P. Laczkowski, J. Sampaio, S. Collin, K. Bouzehouane, N. Reyren, H. Jaffrès, A. Mougin, J. - M. George, Perpendicular magnetization reversal in Pt/[Co/Ni]3/Al multilayers via the spin Hall effect of Pt. Applied Physics Letters. 108, 082406 (2016).

C. Moreau-Luchaire, C. Moutaﬁs, N. Reyren, J. Sampaio, C. a. F. Vaz, N. V. Horne, K. Bouzehouane, K. Garcia, C. Deranlot, P. Warnicke, P. Wohlhüter, J. - M. George, M. Weigand, J. Raabe, V. Cros, A. Fert, Additive interfacial chiral interaction in multilayers for stabilization of small individual skyrmions at room temperature. Nat Nano. 11, 444–448 (2016).

J. Sampaio, A. V. Khvalkovskiy, M. Kuteifan, M. Cubukcu, D. Apalkov, V. Lomakin, V. Cros, N. Reyren, Disruptive effect of Dzyaloshinskii-Moriya interaction on the magnetic memory cell performance. Applied Physics Letters. 108, 112403 (2016).

S. Hurand, A. Jouan, C. Feuillet-Palma, G. Singh, E. Lesne, N. Reyren, A. Barthélémy, M. Bibes, J. - E. Villegas, C. Ulysse, M. Pannetier-Lecoeur, M. Malnou, J. Lesueur, N. Bergeal, Top-gated field-effect LaAlO3/SrTiO3 devices made by ion-irradiation. Applied Physics Letters. 108, 052602 (2016).

A. Soumyanarayanan, N. Reyren, A. Fert, C. Panagopoulos, Emergent phenomena induced by spin–orbit coupling at surfaces and interfaces. Nature. 539, 509–517 (2016).

F. Rortais, S. Oyarzún, F. Bottegoni, J. - C. Rojas-Sanchez, P. Laczkowski, A. Ferrari, C. Vergnaud, C. Ducruet, C. Beigné, N. Reyren, A. Marty, J. - P. Attane, L. Vila, S. Gambarelli, J. Widiez, F. Ciccacci, H. Jaffrès, J. - M. George, M. Jamet, Spin transport in p-type germanium. J. Phys.: Condens. Matter. 28, 165801 (2016).

J. - C. Rojas-Sanchez, S. Oyarzun, Y. Fu, A. Marty, C. Vergnaud, S. Gambarelli, L. Vila, M. Jamet, Y. Ohtsubo, A. Taleb-Ibrahimi, P. Le Fevre, F. Bertran, N. Reyren, J. - M. George, A. Fert, Spin to Charge Conversion at Room Temperature by Spin Pumping into a New Type of Topological Insulator: α-Sn Films. Physical Review Letters. 116, 096602 (2016).

P. Laczkowski, H. Jaffrès, W. Savero-Torres, J. - C. Rojas-Sanchez, Y. Fu, N. Reyren, C. Deranlot, L. Notin, C. Beigne, J. - P. Attane, L. Vila, J. - M. George, A. Marty, Evaluation of spin diffusion length of AuW alloys using spin absorption experiments in the limit of large spin-orbit interactions. Physical Review B. 92, 214405 (2015).

S. Hurand, A. Jouan, C. Feuillet-Palma, G. Singh, J. Biscaras, E. Lesne, N. Reyren, A. Barthélémy, M. Bibes, J. - E. Villegas, C. Ulysse, X. Lafosse, M. Pannetier-Lecoeur, S. Caprara, M. Grilli, J. Lesueur, N. Bergeal, Field-effect control of superconductivity and Rashba spin-orbit coupling in top-gated LaAlO3/SrTiO3 devices. Scientific Reports. 5, 12751 (2015).

Unité Mixte de Physique CNRS/Thales

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