Stability of Noncentrosymmetric Square Skyrmion Crystals with Easy-Axis and Easy-Plane Magnetic Anisotropy by Satoru Hayami

“…We investigate the stability tendency of a magnetic skyrmion crystal in noncentrosymmetric tetragonal systems with the Dzyaloshinskii–Moriya interaction. …”
Get full text

Magnonic Weyl states in Cu_{2}OSeO_{3} by L.-C. Zhang, Y. A. Onykiienko, P. M. Buhl, Y. V. Tymoshenko, P. Čermák, A. Schneidewind, J. R. Stewart, A. Henschel, M. Schmidt, S. Blügel, D. S. Inosov, Y. Mokrousov

“…The multiferroic ferrimagnet Cu_{2}OSeO_{3} with a chiral crystal structure has attracted a lot of recent attention due to the emergence of a magnetic skyrmion order in this material. Here, the topological properties of its magnon excitations are systematically investigated by linear spin-wave theory and inelastic neutron scattering. …”
Get full text

Bilayer skyrmion dynamics on a magnetic anisotropy gradient by Calvin Ching Ian Ang, Weiliang Gan, Wen Siang Lew

“…Magnetic skyrmion transport has been primarily based on the use of spin torques which require high current densities and face performance deterioration associated with Joule heating. …”
Get full text

Spintronic effects and devices in nonlinear optics by Gil Bashan, Shani Izhak, Ofir Yesharim, Ady Arie

“…This analogy unveils new nonlinear optical effects in both spatial and temporal domains, including the analog of the famous Stern–Gerlach effect, the topological Hall effect in magnetic skyrmion structures, and the transverse localization of spin currents in a disordered magnetic spin-glass phase. …”
Get full text

Reconfigurable and reusable skyrmion logic gates with circular track by Liu Yang, Wendi Li, Ying Tao, Kaifeng Dong, Fang Jin, Huihui Li

“…Magnetic skyrmion, a nano-sized spin texture with topological property, have the potential to develop high-density, low-power, and multifunctional spintronic devices. …”
Get full text

Topological magneto-optical effect from skyrmion lattice by Yoshihiro D. Kato, Yoshihiro Okamura, Max Hirschberger, Yoshinori Tokura, Youtarou Takahashi

“…Abstract The magnetic skyrmion is a spin-swirling topological object characterized by its nontrivial winding number, holding potential for next-generation spintronic devices. …”
Get full text

Locking of skyrmion cores on a centrosymmetric discrete lattice: Onsite versus offsite by Satoru Hayami, Ryota Yambe

“…A magnetic skyrmion crystal (SkX) with a swirling spin configuration, which is one of topological spin crystals as a consequence of an interference between multiple spin density waves, shows a variety of noncoplanar spin patterns depending on a way of superposing the waves. …”
Get full text

A chiral inverse Faraday effect mediated by an inversely designed plasmonic antenna by Mou Ye, Yang Xingyu, Gallas Bruno, Mivelle Mathieu

“…This new optical concept opens the way to the generation of magnetic fields with unpolarized light, finding application in the ultrafast manipulation of magnetic domains and processes, such as spin precession, spin currents and waves, magnetic skyrmion or magnetic circular dichroism, with direct applications in data storage and data processing technologies.…”
Get full text

Unified theory of magnetoelastic effects in B20 chiral magnets by Yangfan Hu, Biao Wang

“…A magnetic skyrmion is a spin whirl with topological protection and high mobility to electric current. …”
Get full text

Anatomy of the Dynamics of the Nucleation of Skyrmions in Nanodots via the Voltage‐Controlled Magnetic Anisotropy by Pablo Olleros‐Rodríguez, Adrián Gudín, Julio Camarero, Oksana Chubykalo‐Fesenko, Paolo Perna

“…In this work, the field‐free formation of magnetic skyrmions in ferromagnetic‐based patterned nanodots with perpendicular magnetic anisotropy and Dzyaloshinskii–Moriya interaction via the voltage‐controlled magnetic anisotropy is studied. …”
Get full text

Bilayer skyrmion dynamics on a magnetic anisotropy gradient by Ang, Calvin Ching Ian, Gan, Weiliang, Lew, Wen Siang

“…Magnetic skyrmion transport has been primarily based on the use of spin torques which require high current densities and face performance deterioration associated with Joule heating. …”
Get full text
Get full text

Anatomy of skyrmionic textures in magnetic multilayers by Li, W, Bykova, I, Zhang, S, Yu, G, Tomasello, R, Carpentieri, M, Liu, Y, Guang, Y, Graefe, J, Weigand, M, Burn, D, Van Der Laan, G, Hesjedal, T, Yan, Z, Feng, J, Wan, C, Wei, J, Wang, X, Zhang, X, Xu, H, Guo, C, Wei, H, Finocchio, G, Han, X, Schuetz, G

“…Room temperature magnetic skyrmions in magnetic multilayers are considered as information carriers for future spintronic applications. …”

Enhancing the Thermal Stability of Skyrmion in Magnetic Nanowires for Nanoscale Data Storage by Mohammed Al Bahri, Mohammed Al Hinaai, Rayya Al Balushi, Salim Al-Kamiyani

“…Magnetic skyrmion random switching and structural stability are critical limitations for storage data applications. …”
Get full text

A skyrmion-based spin-torque nano-oscillator by F Garcia-Sanchez, J Sampaio, N Reyren, V Cros, J-V Kim

“…A model for a spin-torque nano-oscillator based on the self-sustained oscillation of a magnetic skyrmion is presented. The system involves a circular nanopillar geometry comprising an ultrathin film free magnetic layer with a strong Dzyaloshinkii–Moriya interaction and a polariser layer with a vortex-like spin configuration. …”
Get full text

On Curie temperature of B20-MnSi films by Zichao Li, Ye Yuan, Viktor Begeza, Lars Rebohle, Manfred Helm, Kornelius Nielsch, Slawomir Prucnal, Shengqiang Zhou

“…Abstract B20-type MnSi is the prototype magnetic skyrmion material. Thin films of MnSi show a higher Curie temperature than their bulk counterpart. …”
Get full text

Investigations of the size distribution and magnetic properties of nanoparticles of Cu2OSeO3 by S J R Holt, A Štefančič, J C Loudon, M R Lees, G Balakrishnan

“…These sizes span the ∼63 nm diameter of skyrmions in Cu _2 OSeO _3 , allowing investigations into how the magnetic state changes when the size of the geometrical confinement is similar to and smaller than the size of an isolated magnetic skyrmion. AC susceptibility measurements performed on nanoparticles with a size distribution from 15 to 250 nm show a change in the magnetic phase diagram compared to bulk Cu _2 OSeO _3 .…”
Get full text

Chiral magnets from string theory by Yuki Amari, Muneto Nitta

“…We further construct magnetic skyrmions in the ferromagnetic phase, realized as D1-branes (fractional D0-branes) in the former (latter) configuration. …”
Get full text

Engineering helimagnetism in MnSi thin films by S. L. Zhang, R. Chalasani, A. A. Baker, N.-J. Steinke, A. I. Figueroa, A. Kohn, G. van der Laan, T. Hesjedal

“…Magnetic skyrmion materials have the great advantage of a robust topological magnetic structure, which makes them stable against the superparamagnetic effect and therefore a candidate for the next-generation of spintronic memory devices. …”
Get full text

Tetrahedral triple-Q magnetic ordering and large spontaneous Hall conductivity in the metallic triangular antiferromagnet Co1/3TaS2 by Pyeongjae Park, Woonghee Cho, Chaebin Kim, Yeochan An, Yoon-Gu Kang, Maxim Avdeev, Romain Sibille, Kazuki Iida, Ryoichi Kajimoto, Ki Hoon Lee, Woori Ju, En-Jin Cho, Han-Jin Noh, Myung Joon Han, Shang-Shun Zhang, Cristian D. Batista, Je-Geun Park

“…However, a new triple-Q chiral ordering can emerge in metallic TLAFs, representing the short wavelength limit of magnetic skyrmion crystals. We report the metallic TLAF Co1/3TaS2 as the first example of tetrahedral triple-Q magnetic ordering with the associated topological Hall effect (non-zero σ xy(H = 0)). …”
Get full text

Dynamic behavior of skyrmion collision: spiral and breath by Shengbin Shi, Yunhong Zhao, Jiajun Sun, Xu Hou, Haomiao Zhou, Jie Wang

“…A magnetic skyrmion is a particle-like topological soliton, which is an ideal candidate for developing high-density storage and logic devices due to its nonvolatility and tunability. …”
Get full text