On-chip optical skyrmionic beam generators

W Lin, Y Ota, Y Arakawa, S Iwamoto - Optica, 2024 - opg.optica.org
Optical skyrmion beams, which encompass a two-dimensional topology in their spatial
structures, are promising candidates for ultra-dense optical communications and advanced …

Optical skyrmions in the Bessel profile

A Srinivasa Rao - Journal of the Optical Society of America A, 2024 - opg.optica.org
Optical skyrmions formed in terms of polarization are topological quasi-particles, and they
have garnered much interest in the optical community owing to their unique inhomogeneous …

Three-dimensional projection of optical hopfion textures in a material

R Tamura, SR Allam, NM Litchinitser, T Omatsu - ACS Photonics, 2024 - ACS Publications
Skyrmionic hopfions are three-dimensional quasiparticles discovered in liquid crystals and
magnetic materials. Analogous optical hopfions have been studied theoretically and …

Optical skyrmion laser using a wedged output coupler

WR Kerridge-Johns, AS Rao, T Omatsu - Optica, 2024 - opg.optica.org
Optical skyrmions are a recently demonstrated topological state of light that promise a rich
set of physics and applications, in particular, material manipulation. In this work, we …

Multi‐Color Optical Quasiparticle Laser Source Formed of a Pr3+ Doped Fiber Laser with a Dual‐Output Coupling Geometry

Y Yoneda, SR Allam… - Laser & Photonics …, 2024 - Wiley Online Library
Abstract The generation of multicolor (523, 605, 637, and 719 nm) optical quasiparticles
(bimerons and skyrmions with topologically protected polarization textures) from a diode …

Selective Color Appearance of Liquid‐Crystal‐Aided Laser‐Induced Periodic Surface Structures

JP Hsieh, JG Chang, CY Tu, KY Chen… - Advanced Optical …, 2024 - Wiley Online Library
Abstract Laser‐Induced Periodic Surface Structure (LIPSS) combined with a layer of liquid
crystal (LC) shows electronically selective color in this research. LC spontaneously aligns in …

Multi-degree-of-freedom hybrid optical skyrmions

J Yao, Y Shen, J Hu, Y Yang - ar**
PH Tuan, BX Peng, SC Liu, YZ Cheng - Optics Express, 2024 - opg.optica.org
A compact Nd: YVO_4/Cr^ 4+: YAG passively Q-switched laser in a near-hemispherical
resonator is exploited to realize high-peak-power pulsed beams with high spatial degrees of …

Chiroptical response of an array of isotropic plasmonic particles having a chiral arrangement under coherent interaction

T Oshikiri, Y Matsuo, H Niinomi… - … & Photobiological Sciences, 2024 - Springer
The chirality and chiroptical response of materials have attracted significant attention for
their potential to introduce the new science of light-matter interactions. We demonstrate that …