475 citations · 928 across the 18 of their papers we have counts for
18 papers
Roadmap on Spin-Wave Computing
A. V. Chumak, P. Kabos, M. Wu +113
Magnonics is a field of science that addresses the physical properties of spin waves and utilizes them for data processing. Scalability down to atomic dimensions, operations in the…
Strong magnon-photon coupling with chip-integrated YIG in the zero-temperature limit
Paul G. Baity, Dmytro A. Bozhko, Rair Macêdo +12
The cross-integration of spin-wave and superconducting technologies is a promising method for creating novel hybrid devices for future information processing technologies to store,…
Field-driven Reversal Models in Artificial Spin Ice
Gary W. Paterson, Gavin M. Macauley, Rair Macêdo
We investigate a set of topological arrangements of individual ferromagnetic islands in ideal and disordered artificial spin ice (ASI) arrays in order to evaluate how aspects of th…
Twist-induced Near-field Thermal Switch Using Nonreciprocal Surface Magnon-Polaritons
Jiebin Peng, Gaomin Tang, Luqin Wang +3
We explore that two ferromagnetic insulator slabs host a strong twist-induced near-field radiative heat transfer in the presence of twisted magnetic fields. Using the formalism of…
Breaking Space Inversion-Symmetry to Obtain Asymmetric Spin-Wave Excitation in Systems with Nonuniform Magnetic Exchange
Rair Macêdo, Arjun S. Kudinoor, Karen L. Livesey +1
We report on the consequences of non-uniform exchange in magnetic systems. The quantum mechanical exchange interaction between spins is responsible for the phenomenon of magnetic o…
An Electromagnetic Approach to Cavity Spintronics
Rair Macêdo, Rory C. Holland, Paul G. Baity +5
The fields of cavity quantum electrodynamics and magnetism have recently merged into \textit{`cavity spintronics'}, investigating a quasiparticle that emerges from the strong coupl…
Ice-rule made manifold: phase transitions, topological defects and manifold restoration in two-dimensional artificial spin systems
Gavin M. Macauley, Gary W. Paterson, Yue Li +3
Artificial spin ices are arrays of correlated nano-scale magnetic islands that prove an excellent playground in which to study the role of topology in critical phenomena. Here, we…
Heisenberg pseudo-exchange and emergent anisotropies in field-driven pinwheel artificial spin ice
Gary W. Paterson, Gavin M. Macauley, Yue Li +8
Rotating all islands in square artificial spin ice (ASI) uniformly about their centres gives rise to the recently reported pinwheel ASI. At angles around 45, the antif…
Steering between Level Repulsion and Attraction: Broad tunability of Two-Port Driven Cavity Magnon-Polaritons
Isabella Boventer, Mathias Kläui, Rair Macêdo +1
Cavity-magnon polaritons (CMPs) are the associated quasiparticles of the hybridization between cavity photons and magnons in a magnetic sample placed in a microwave resonator. In t…
Introducing coherent time control to cavity-magnon-polariton modes
Tim Wolz, Alexander Stehli, Andre Schneider +5
By connecting light to magnetism, cavity-magnon-polaritons (CMPs) can build links from quantum computation to spintronics. As a consequence, CMP-based information processing device…
Microscopic origin of level attraction for a coupled magnon-photon system in a microwave cavity
Igor Proskurin, Rair Macêdo, Robert L. Stamps
We discuss various microscopic mechanisms for level attraction in a hybridized magnon-photon system of a ferromagnet in a microwave cavity. The discussion is based upon the electro…
Control of the Coupling Strength and the Linewidth of a Cavity-Magnon Polariton
Isabella Boventer, Christine Dörflinger, Tim Wolz +4
The full coherent control of hybridized systems such as strongly coupled cavity photon-magnon states is a crucial step to enable future information processing technologies. Thus, i…
Oriented Asymmetric Wave Propagation and Refraction Bending in Hyperbolic Media
Rair Macêdo, Thomas Dumelow, Robert E. Camley +1
Crystal quartz is a well-known anisotropic medium with optically active phonons in the THz region where hyperbolic phonon-polaritons can be excited. Here, we use this material to i…
Superferromagnetism and domain-wall topologies in artificial 'pinwheel' spin ice
Yue Li, Gary W. Paterson, Gavin M. Macauley +9
For over ten years, arrays of interacting single-domain nanomagnets, referred to as artificial spin ices, have been engineered with the aim to study frustration in model spin syste…
Magnetization dynamics of weakly interacting sub-100 nm square artificial spin ices
Jose M. Porro, Sophie Morley, Diego Alba Venero +6
Artificial Spin Ice (ASI), consisting of a two dimensional array of nanoscale magnetic elements, provides a fascinating opportunity to observe the physics of out of equilibrium sys…
Electric and magnetic fields effects on the excitonic properties of elliptic core-multishell quantum wires
Rair Macedo, J. Costa e Silva, Andrey Chaves +2
The effect of eccentricity distortions of core-multishell quantum wires on their electron, hole and exciton states is theoretically investigated. Within the effective mass approxim…
Magnetic field induced shell-to-core confinement transition in type-II semiconductor quantum wires
R. Macêdo, J. Costa e Silva, Andrey Chaves +2
We investigate the excitonic properties of a core-multishell semiconductor nanowire with type-II band mismatch, i.e. with spatially separated electrons and holes, under an external…
Far Infrared Slab Lensing and Subwavelength Imaging in Crystal Quartz
R. Estevâm da Silva, R. Macêdo, T. Dumelow +3
We examine the possibility of using negative refraction stemming from the phonon response in an anisotropic crystal to create a simple slab lens with plane parallel sides, and show…