Electromagnetic nonreciprocity

C Caloz, A Alu, S Tretyakov, D Sounas, K Achouri… - Physical Review …, 2018 - APS
We aim at providing a global perspective on electromagnetic nonreciprocity and clarifying
confusions that arose in recent developments of the field. We provide a general definition of …

Metamaterial dispersion engineering concepts and applications

C Caloz - Proceedings of the IEEE, 2011 - ieeexplore.ieee.org
Metamaterial dispersion engineering is presented as a general concept for engineering the
phase versus frequency response of microwave materials and devices. Two categories of …

Ferromagnetic nanowire metamaterials: Theory and applications

LP Carignan, A Yelon, D Ménard… - IEEE Transactions on …, 2011 - ieeexplore.ieee.org
An overview of ferromagnetic nanowire (FMNW) metamaterials is presented. First, FMNW
metamaterials are placed in the historical context of antique composites and 20th Century …

Simulations of FMR for study the shape anisotropy in square hollow nanopillars

JFO da Silva, Y Guerra, E Padrón-Hernández - Journal of Magnetism and …, 2022 - Elsevier
A study of ferromagnetic resonance in square hollow nanopillars was carried out, with the
aim of analyzing the effects of geometry. Nanopillars (NPs) with L= 120 nm length and D= 30 …

Laser nanostructured Co nanocylinders-Al2O3 cermets for enhanced & flexible solar selective absorbers applications

A Karoro, ZY Nuru, L Kotsedi, K Bouziane… - Applied Surface …, 2015 - Elsevier
We report on the structural and optical properties of laser surface structured Co
nanocylinders-Al 2 O 3 cermets on flexible Aluminium substrate for enhanced solar selective …

Unidirectional loop metamaterials (ULM) as magnetless artificial ferrimagnetic materials: Principles and applications

T Kodera, C Caloz - IEEE Antennas and Wireless Propagation …, 2018 - ieeexplore.ieee.org
This letter presents an overview of unidirectional loop metamaterial (ULM) structures and
applications. Mimicking electron spin precession in ferrites using loops with unidirectional …

Simulated FMR to study in plane magnetic anisotropy of 3x3 array constituted by square base nickel nanopillars

JFO da Silva, E Padrón-Hernández - Journal of Magnetism and Magnetic …, 2023 - Elsevier
A study about the magnetic anisotropy in plane of 3x3 arrays constituted by square base
nickel nanopillars (NPs), with D= 30 nm width and L= 120 nm long, is presented. Variations …

Effects of the packing factor on magnetic anisotropy in a 3x3 array of square hollow Ni nanopillars

JFO Da Silva, E Padrón-Hernández - Journal of Magnetism and Magnetic …, 2022 - Elsevier
A study about the magnetic anisotropy in a 3x3 array, constituted by square nickel
nanometric pillars (NPs), is present. The NPs geometry was defined by wide D= 30 nm and …

Negative permeability due to exchange spin-wave resonances in thin magnetic films with surface pinning

RV Mikhaylovskiy, E Hendry, VV Kruglyak - Physical Review B—Condensed …, 2010 - APS
We report a theory of the effective permeability of multilayered metamaterials containing thin
ferromagnetic layers with magnetization pinned on either one or both surfaces. Because of …

Microwave response of coplanar waveguide based on electrodeposited CoFe2O4 nanowires

N Labchir, A Hannour, D Vincent, JP Chatelon… - Journal of Magnetism …, 2020 - Elsevier
Well-crystallized CoFe 2 O 4 nanowires are grown by electrodeposition into anodic alumina
oxide (AAO) membrane. The XRD and EDS analysis confirmed the synthesis of pure CoFe 2 …