Switchable Optical Trap** of Mie‐Resonant Phase‐Change Nanoparticles

L Mao, I Toftul, S Balendhran, M Taha… - Laser & Photonics …, 2024 - Wiley Online Library
Optical tweezers revolutionized the manipulation of nanoscale objects. Typically, tunable
manipulations of optical tweezers rely on adjusting either the trap** laser beams or the …

Nonlinear spin-orbit coupling in optical thin films

D de Ceglia, L Coudrat, I Roland, MA Vincenti… - Nature …, 2024 - nature.com
Tunable generation of vortex beams holds relevance in various fields, including
communications and sensing. In this paper, we demonstrate the feasibility of nonlinear spin …

Fast simulation of light scattering and harmonic generation in axially symmetric structures in COMSOL

S Gladyshev, O Pashina, A Proskurin… - ACS …, 2024 - ACS Publications
The study of electromagnetic scattering in optics and nanophotonics is crucial for
understanding complex nanostructures and optical devices. However, numerical analysis of …

Metaphotonics with subwavelength dielectric resonators

MV Rybin, Y Kivshar - npj Nanophotonics, 2024 - nature.com
The recently emerged Mie resonant meta photonics (or Mietronics) provides novel
opportunities for subwavelength optics. Mietronics employs resonances in isolated …

Near-field radiative heat transfer of nanoparticles mediated by moving metasurfaces

YC Hao, Y Zhang, HL Yi - Physical Review B, 2023 - APS
The bidirectional symmetry of electromagnetic wave propagation in optomechanical systems
can be effectively disrupted, leading to the achievement of novel devices for unconventional …

Spinning a levitated mechanical oscillator far into the deep-strong coupling regime

JA Zielińska, F van der Laan, A Norrman… - arxiv preprint arxiv …, 2023 - arxiv.org
The field of levitodynamics has made substantial advancements in manipulating the
translational and rotational degrees of freedom of levitated nanoparticles. Notably, rotational …

Radiation forces and torques in optics and acoustics

I Toftul, S Golat, FJ Rodríguez-Fortuño, F Nori… - arxiv preprint arxiv …, 2024 - arxiv.org
Mechanical action of various kinds of waves have been known for several centuries. The first
tide of scientific interest in wave-induced forces and torques emerged at the end of the …

Long-Axis Spinning of an Optically Levitated Particle: A Levitated Spinning Top

JA Zielińska, F van der Laan, A Norrman, R Reimann… - Physical Review Letters, 2024 - APS
An elongated object can be rotated around one of its short axes, like a propeller, or around
its long axis, like a spinning top. Using optically levitated nanoparticles, short-axis rotation …

Micro‐Rotors on Frictional Solid Surfaces via Optothermally‐Invoked Chirality

Q Jia, Z Zhang, X Sun, W Yan… - Laser & Photonics …, 2024 - Wiley Online Library
As an elementary mode of locomotion, rotation has been ubiquitously demonstrated in
macroscopic dimensions, or microscopically realized in levitated systems and hydrodynamic …

Achiral nanostructures: perturbative harmonic generation and dichroism under vortex and vector beams illumination

A Nikitina, K Frizyuk - Advanced Optical Materials, 2024 - Wiley Online Library
In this study, the nonlinear optical phenomena emerging from the interaction between vortex
and vector beams and achiral nanoparticles or nanostructures are investigated. Despite the …