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Related papers: Spin-wave Confinement and Coupling in Organic-Base…

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Recent ab intio studies of the magnetic properties of all 3d transition metal(TM) freestanding atomic chains predicted that these nanowires could have a giant magnetic anisotropy energy (MAE) and might support a spin-spiral structure,…

Mesoscale and Nanoscale Physics · Physics 2015-05-27 J. C. Tung , Y. K. Wang , G. Y. Guo

Magnetic imaging with nitrogen-vacancy (NV) spins in diamond is becoming an established tool for studying nanoscale physics in condensed matter systems. However, the optical access required for NV spin readout remains an important hurdle…

Mesoscale and Nanoscale Physics · Physics 2023-05-26 Yufan Li , Fabian A. Gerritsma , Samer Kurdi , Nina Codreanu , Simon Gröblacher , Ronald Hanson , Richard Norte , Toeno van der Sar

Using a combination of density functional theory (DFT) and spin-wave theory methods, we investigate the magnetic interactions and spin excitations in semiconducting VI$_3$. Exchange parameters of monolayer, bilayer, and bulk forms are…

Materials Science · Physics 2021-09-24 Elijah Gordon , V. V. Mkhitaryan , Haijun Zhao , Y. Lee , Liqin Ke

The concept of topological Fano resonance, characterized by an ultrasharp asymmetric line shape, is a promising candidate for robust sensing applications due to its sensitivity to external parameters and immunity to structural disorder. In…

Mesoscale and Nanoscale Physics · Physics 2024-02-20 S. Jalilvand , M. Soltani , Z. Noorinejad , M. Amini , E. Ghanbari-Adivi

We demonstrate the use of the magnetic-field-dependence of highly spatially confined, GHz-frequency ferromagnetic resonances in a ferromagnetic nanostructure for the detection of adsorbed magnetic nanoparticles. This is achieved in a large…

We investigate the electronic and magnetic properties as well as lattice dynamics and spin-phonon coupling of $\beta$-Na$_{0.33}$V$_2$O$_5$ using temperature-dependent Raman scattering, dc-magnetization and dc-resistivity, x-ray…

Materials Science · Physics 2022-11-23 Rishabh Shukla , Clemens Ulrich , R. S. Dhaka

In ferromagnetic materials, magnons - quanta of spin waves - typically resonate in the gigahertz range. Beyond conventional magnons, while theoretical studies have predicted magnons associated with orbital magnetic moments, their direct…

Extending the current understanding and use of magnonics beyond conventional planar systems, we demonstrate surface localization of spin-wave ferromagnetic resonance (FMR) modes by designing complex three-dimensional nanostructures. Using…

Mesoscale and Nanoscale Physics · Physics 2024-11-07 Mateusz Gołębiewski , Krzysztof Szulc , Maciej Krawczyk

Magnetodielectric materials are characterized by a strong coupling of magnetic and dielectric properties and in rare cases simultaneously exhibit both, magnetic and polar order. Among other multiferroics, TbMnO3 and GdMnO3 reveal a strong…

Strongly Correlated Electrons · Physics 2015-06-25 A. Pimenov , A. A. Mukhin , V. Yu. Ivanov , V. D. Travkin , A. M. Balbashov , A. Loidl

Magnonics is a research field complementary to spintronics, in which the quanta of spin waves (magnons) replace electrons as information carriers, promising less energy dissipation. The development of ultrafast nanoscale magnonic logic…

Mesoscale and Nanoscale Physics · Physics 2021-12-21 J. R. Hortensius , D. Afanasiev , M. Matthiesen , R. Leenders , R. Citro , A. V. Kimel , R. V. Mikhaylovskiy , B. A. Ivanov , A. D. Caviglia

Organic spintronics has drawn the interest of the science community due to various applications in spin-valve devices. But to date, an efficient room-temperature Organic Spin Valve device has not been experimentally realized due to the…

Materials Science · Physics 2025-03-07 Sonia Kaushik , Manisha Priyadarsini , Avinash G. Khanderao , Dileep Kumar

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

We utilize ultrafast photoexcitation to drive coherent lattice oscillations in the layered ferrimagnetic crystal Mn3Si2Te6, which significantly stiffen below the magnetic ordering temperature. We suggest that this is due to an…

Based on first-principles density functional theory calculations we explore electronic and magnetic properties of experimentally producible sandwiches and infinite wires made of repeating benzene molecules and transition-metal atoms of V,…

Materials Science · Physics 2009-11-13 Y. Mokrousov , N. Atodiresei , G. Bihlmayer , S. Heinze , S. Blügel

This work provides a detailed investigation of the measured in-plane field-swept homodyne-detected ferromagnetic resonance (FMR) spectra of an extended Co/Cu/NiFe pseudo spin valve stack using a nanocontact (NC) geometry. The…

Mesoscale and Nanoscale Physics · Physics 2016-05-25 Masoumeh Fazlali , Mykola Dvornik , Ezio Iacocca , Philipp Dürrenfeld , Mohammad Haidar , Johan Åkerman , R. K. Dumas

A fabrication process for vertical organic spin-valve devices has been developed which offers the possibility to achieve active device areas of less than 500x500 nm^2 and is flexible in terms of material choice for the active layers.…

Mesoscale and Nanoscale Physics · Physics 2015-06-23 R. Göckeritz , N. Homonnay , A. Müller , T. Richter , B. Fuhrmann , G. Schmidt

Magnetic resonance imaging of spin systems combines scientific applications in medicine, chemistry and physics. Here, we investigate the pixel-wise coherent quantum dynamics of spins consisting of a 40 by 40 micron sized region of interest…

Topologically protected nanoscale spin textures, known as magnetic skyrmions, possess particle-like properties and feature emergent magnetism effects. In bulk cubic heli-magnets, distinct skyrmion resonant modes are already identified using…

Control of collective spin excitations by static or dynamic strain is an emerging phenomenon that requires in-depth understanding for design of future spin-wave-regulated devices. Here, we explore mutually interacting spin waves and…

Mesoscale and Nanoscale Physics · Physics 2026-01-19 A. Adhikari , P. Graczyk , A. K. Chaurasiya , S. Mondal , J. W. Klos , A. Barman

The study of moir\'e superlattices has revealed intriguing phenomena in electronic systems, including unconventional superconductivity and ferromagnetism observed in magic-angle bilayer graphene. This approach has recently been adapted to…

Mesoscale and Nanoscale Physics · Physics 2024-10-10 Jilei Chen , Marco Madami , Gianluca Gubbiotti , Haiming Yu