324 citations · 742 across the 17 of their papers we have counts for
19 papers
Geometric Phases and Holonomy in Structured Optical Fields
Kristina Frizyuk, Evgenii Menshikov, Mauro Spera
Geometric phases are widely used in modern optics, yet their meaning and underlying geometry depend on the actual physical settings, which can substantially differ from one another…
Tensor-driven geometric phase in nonlinear AlGaAs metasurfaces
Giorgio Guercio, Andrea Gerini, Kristina Frizyuk +5
Dielectric metasurfaces provide a unique platform for efficient harmonic generation and optical wavefront manipulation at the nanoscale. While several approaches are available for…
Near-infrared polarimetric imaging with nonlinear flat-optics
Evgenii Menshikov, Marco A. López Sánchez, Paolo Franceschini +4
A compact and broadband polarimetric imaging platform is presented, based on second-harmonic generation (SHG) in nonlinear flat-optics. The system employs periodic all-dielectric A…
Light structuring via nonlinear total angular momentum addition with flat optics
Evgenii Menshikov, Paolo Franceschini, Kristina Frizyuk +7
Shaping the structure of light with flat optical devices has driven significant advancements in our fundamental understanding of light and light-matter interactions, and enabled a…
Achiral nanostructures: perturbative harmonic generation and dichroism under vortex and vector beams illumination
Anastasia Nikitina, Kristina Frizyuk
In this study, we investigate the nonlinear optical phenomena emerging from the interaction of vortex and vector beams with achiral nanoparticles or nanostructures. We reveal the c…
Fast simulation of light scattering and harmonic generation in axially symmetric structures in COMSOL
Sergei Gladyshev, Olesia Pashina, Alexey Proskurin +5
In the field of optics and nanophotonics, simulation of electromagnetic scattering plays a major role in the study of complex nanostructures and optical devices. The numerical anal…
Exceptional points in single open acoustic resonator due to the symmetry breaking
Vladimir Igoshin, Mariia Tsimokha, Anastasia Nikitina +3
Exceptional points (EPs) have been widely studied in quantum mechanics, condensed matter physics, optics and photonics. However, their potential in acoustics has only recently been…
Nonlinearity-induced optical torque
Ivan Toftul, Gleb Fedorovich, Denis Kislov +4
Optically-induced mechanical torque leading to the rotation of small objects requires the presence of absorption or breaking cylindrical symmetry of a scatterer. A spherical non-ab…
When does nonlinear circular dichroism appear in achiral dielectric nanoparticles?
Anastasia Nikitina, Anna Nikolaeva, Kristina Frizyuk
Sometimes it appears, sometimes it does not. We present a theoretical study of circular dichroism in the second-harmonic signal of single dielectric nanostructures with different s…
Multipolar theory of bianisotropic response
Maria Poleva, Kristina Frizyuk, Kseniia Baryshnikova +3
Bianisotropy of metaatoms is usually associated with their nonlocal response and the mutual coupling between electric and magnetic dipole moments induced by the incident field. In…
Thermo-optical reshaping of SHG emission from dimerall-dielectric nanoresonators
Olesiya Pashina, Kristina Frizyuk, George Zograf +1
In recent years resonant semiconductor and all-dielectric nanophotonics offered a lot of possibilities for thermally-induced light manipulation at the nanoscale. Owing to high-qual…
Second-harmonic generation tuning by stretching arrays of GaAs nanowires
Grégoire Saerens, Esther Bloch, Kristina Frizyuk +7
We present a wearable device with III-V nanowires in a flexible polymer, which is used for active mechanical tuning of the second-harmonic generation intensity. An array of vertica…
Acoustic resonators: symmetry classification and multipolar content of the eigenmodes
Mariia Tsimokha, Vladimir Igoshin, Anastasiya Nikitina +3
Acoustics recently became a versatile platform for discovering novel physical effects and concepts at a relatively simple technological level. On this way, single resonators and th…
Nonlinear circular dichroism in Mie-resonant nanoparticle dimers
Kristina Frizyuk, Elizaveta Melik-Gaykazyan, Jae-Hyuck Choi +3
We study nonlinear response of a dimer composed of two identical Mie-resonant dielectric nanoparticles illuminated normally by a circularly polarized light. We develop a general th…
Directional emission of down-converted photons from a dielectric nano-resonator
Anna Nikolaeva, Kristina Frizyuk, Nikita Olekhno +2
Creation of correlated photon pairs is one of the key topics in contemporary quantum optics. Here, we theoretically describe the generation of photon pairs in the process of sponta…
Multipolar origin of bound states in the continuum
Zarina Sadrieva, Kristina Frizyuk, Mihail Petrov +2
Metasurfaces based on resonant subwavelength photonic structures enable novel ways of wavefront control and light focusing, underpinning a new generation of flat-optics devices. Re…
Second harmonic generation in dielectric nanoparticles with different symmetries
Kristina Frizyuk
In this work, we study second-harmonic generation a monocrystalline nanoparticle with a non-centrosymmetric crystalline lattice. It was shown that breaking the symmetry of the nano…
Second-harmonic generation in Mie-resonant dielectric nanoparticles made of noncentrosymmetric materials
Kristina Frizyuk, Irina Volkovskaya, Daria Smirnova +2
We develop a multipolar theory of second-harmonic generation (SHG) by dielectric nanoparticles made of noncentrosymmetric materials with bulk quadratic nonlinearity. We specificall…
Enhancement of inherent Raman scattering in dielectric nanostructures with electric and magnetic Mie resonances
Kristina Frizyuk, Mehedi Hasan, Alex Krasnok +2
Resonantly enhanced Raman scattering in dielectric nanostructures has been recently proven to be an effcient tool for developing nanothermometry and experimental determination of t…