4 papers
Spin-wave softening across the uniform-to-stripe domain transition in iron garnet film
Titiksha Srivastava, Victor Leroy, Nessrine Benaziz +6
Spin-wave spectra across transitions between uniform and textured phases can offer deep insight into both symmetry-breaking physics and self-assembled magnonic bands. However, expe…
Magnonic crystalline properties of stripe textures in thin ferromagnetic films
Joo-Von Kim, Victor Leroy, Titiksha Srivastava
Ordered stripe domains in ferromagnetic thin films form a natural one-dimensional crystal for propagating spin waves. Their spatial periodicity can be tuned readily with an applied…
Multiple three-magnon splittings in bismuth yttrium iron garnet nanostructures
Sali Salama, Joo-Von Kim, Maryam Massouras +3
We experimentally demonstrate the generation of multiple three-magnon splitting processes in an in-plane magnetized submicron Bi-YIG disk using micro-focused Brillouin light scatte…
Large frequency nonreciprocity of azimuthal spin wave modes in submicron vortex state disks
Sali Salama, Joo-Von Kim, Abdelmadjid Anane +1
Vortex states in thin film disks host spin-wave modes that are geometrically quantized according to their radial and azimuthal indices. Previous studies have shown that hybridizati…