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Related papers: Spin-wave phase inverter upon a single nanodefect

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Spin torque and spin Hall effect nanooscillators generate high intensity spin wave auto oscillations on the nanoscale enabling novel microwave applications in spintronics, magnonics, and neuromorphic computing. For their operation, these…

Mesoscale and Nanoscale Physics · Physics 2019-06-19 M. Haidar , A. A. Awad , M. Dvornik , R. Khymyn , A. Houshang , J. Akerman

Recent studies have revealed that domain walls in magnetic nanostructures can serve as compact, energy-efficient spin-wave waveguides for building magnonic devices that are considered promising candidates for overcoming the challenges and…

Mesoscale and Nanoscale Physics · Physics 2017-05-31 Xiangjun Xing , Philip W. T. Pong , J. Åkerman , Yan Zhou

Nano-magnonic crystals are magnetic waveguides whose magnetic parameters are modulated at the nanoscale. The super-lattice structure enables a band structure and magnonic band-gaps. Here, we numerically investigate the field tunability of…

Mesoscale and Nanoscale Physics · Physics 2025-01-06 A. Roxburgh , P. Micaletti , F. Montoncello , E. Iacocca

Conventional magnonic devices use three classes of magnetostatic waves that require detailed manipulation of magnetization structure that makes the design and the device/circuitry scalability difficult tasks. Here, we demonstrate that…

Mesoscale and Nanoscale Physics · Physics 2017-07-04 X. S. Wang , H. W. Zhang , X. R. Wang

One recent breakthrough in the field of magnonics is the experimental realization of reconfigurable spin-wave nanochannels formed by magnetic domain wall with a width of $10-100$ nm [Wagner \emph{et al}., Nat. Nano. \textbf{11}, 432…

Mesoscale and Nanoscale Physics · Physics 2018-03-21 Beining Zhang , Zhenyu Wang , Yunshan Cao , Peng Yan , X. R. Wang

The ability to control the magnetization switching in nanoscale devices is a crucial step for the development of fast and reliable techniques to store and process information. Here we show that the switching dynamics can be controlled…

Mesoscale and Nanoscale Physics · Physics 2014-10-09 Guillaume Klughertz , Paul-Antoine Hervieux , Giovanni Manfredi

In this study, we present a novel platform based on scanning microwave microscopy for manipulating and detecting tiny vibrations of nanoelectromechanical resonators using a single metallic tip. The tip is placed on the top of a grounded…

A nano-scale reconfigurable magnonic crystal is designed using voltage-controlled perpendicular magnetic anisotropy (PMA) in ferromagnetic-dielectric hetero-structures. A periodic array of gate metallic stripes is placed on top of a MgO/Co…

Mesoscale and Nanoscale Physics · Physics 2017-04-26 Qi Wang , Andrii V. Chumak , Lichuan Jin , Huaiwu Zhang , Burkard Hillebrands , Zhiyong Zhong

Spin-wave technology (magnonics) has the potential to further reduce the size and energy consumption of information processing devices. In the submicrometer regime (exchange spin waves), topological defects such as domain walls may…

Mesoscale and Nanoscale Physics · Physics 2016-04-12 F. J. Buijnsters , Y. Ferreiros , A. Fasolino , M. I. Katsnelson

We have designed and investigated a contactless magnetic phase shifter for flux-based superconducting qubits. The phase shifter is realized by placing a perpendicularly magnetized dot at the centre of a superconducting loop. The flux…

Superconductivity · Physics 2009-11-10 D. S. Golubovic , W. V. Pogosov , M. Morelle , V. V. Moshchalkov

The torque generated by the transfer of spin angular momentum from a spin-polarized current to a nanoscale ferromagnet can switch the orientation of the nanomagnet much more efficiently than a current-generated magnetic field, and is…

Other Condensed Matter · Physics 2009-11-13 Y. -T. Cui , J. C. Sankey , C. Wang , K. V. Thadani , Z. -P. Li , R. A. Buhrman , D. C. Ralph

Spin waves, known for their ability to propagate without the involvement of moving charges, hold immense promise for on-chip information transfer and processing, offering a path toward post-CMOS computing technologies. This study…

We present a hybrid magnonic crystal composed of a chain of nanodots with strong perpendicular magnetic anisotropy and Dzyaloshinskii-Moriya interaction, positioned above a permalloy waveguide. The micromagnetic study examines two different…

Mesoscale and Nanoscale Physics · Physics 2024-10-17 Krzysztof Szulc , Mateusz Zelent , Maciej Krawczyk

On-chip scalable integration represents a major challenge for practical quantum devices. One particular challenge is to implement on-chip optical readout of spins in diamond. This readout requires simultaneous application of optical and…

The magnetization orientation of a nanoscale ferromagnet can be manipulated using an electric current via the spin transfer effect. Time domain measurements of nanopillar devices at low temperatures have directly shown that magnetization…

Other Condensed Matter · Physics 2009-04-27 Samir Garzon , Longfei Ye , Richard A. Webb , Thomas M. Crawford , Mark Covington , Shehzaad Kaka

To date, endeavors in nanoscale spintronics are dominated by the use of single-electron or single-spin transistors having at their heart a semiconductor, metallic or molecular quantum dot who's localized states are non-spin-degenerate and…

Mesoscale and Nanoscale Physics · Physics 2017-12-12 Ilia N. Sivkov , Oleg O. Brovko , Ivan Rungger , Valeri S. Stepanyuk

One of the most intriguing properties of magnonic systems is their reconfigurability, where an external magnetic field alters the static magnetic configuration to influence magnetization dynamics. In this paper, we present an alternative…

Mesoscale and Nanoscale Physics · Physics 2024-11-04 Julia Kharlan , Krzysztof Szulc , Jarosław W. Kłos , Grzegorz Centała

A method for deterministic control of the magnetic order parameter using an electrical stimulus is highly desired for the new generation of spintronic and magnetoelectronic devices. Much effort has been focused on magnetic domain-wall…

The field of magnonics, which aims at using spin waves as carriers in data processing devices, has attracted increasing interest in recent years. We present and study micromagnetically a nonlinear nanoscale magnonic ring resonator device…

Analyzing spin transport of quasi-2D electrons gas moving through a semiconductor wave guide subject to a sectionally homogeneous tilted magnetic field, we found well-defined selection rules for resonant and antiresonant spin carrier…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 J. L. Cardoso , P. Pereyra