50 citations · 165 across the 17 of their papers we have counts for
20 papers
Metaphotonics for High-Harmonic Generation
Pavel Tonkaev, Anton Rudenko, Ziwen Wang +2
We summarise the recent advances on the generation of high-order harmonics in optical metaphotonic structures such as isolated resonators and metasurfaces. In such subwavelength-pa…
Enhanced chiral response of hybrid photonic structures empowered by Mie resonances
Xingguang Liu, Wenzhe Hao, Ivan Toftul +3
Chiroptical response provides a powerful route to control light-matter interactions through light handedness, with crucial importance in polarization control, chiral sensing, and n…
Nonlinear chiral response governed by meta-atom rotation
Dhruv Hariharan, Pavel Tonkaev, Felix Ulrich Brikh +5
Chiral photonics provides powerful routes for controlling the light handedness, yet nonlinear chiral responses are typically associated with intricate three-dimensional systems. He…
Light matter interaction in van der Waals heterostructures with Mie voids
Zhuoyuan Lu, Kirill Koshelev, Pavel Tonkaev +5
Recently introduced concept of Mie voids allows to enhance the field localization inside air cavities embedded in high-index materials. Mie voids provide an alternative approach to…
Nonlinear chiral light generation from resonant metasurfaces
Fangxing Lai, Jun Yin, Ivan Toftul +6
Chiral nonlinear response has been explored for decades due to its extreme sensitivity to molecular and structural dissymmetry. Conventional approaches often require bulky systems…
Nonlinear chiral response from linearly achiral membrane metasurfaces
Pavel Tonkaev, Yeqi Zhuang, Donghwee Kim +9
Chiral photonics aims to control and engineer light handedness for many applications in optical communications, biological and chemical sensing, and quantum technologies. While tra…
Electric-Field-Induced Second-Harmonic Generation
Hangkai Fan, Alexey Proskurin, Mingzhao Song +2
Second-harmonic generation (SHG) is a fundamental nonlinear optical process widely used in photonics; however, it is strictly forbidden in the bulk of centrosymmetric materials due…
Hopping of nanoparticles in optical tweezers governed by Mie resonances
Ivan Toftul, Libang Mao, Sivacarendran Balendhran +3
Optical tweezers have become a standard tool for manipulating microscale and nanoscale particles and probing their local environments. However, complex particle dynamics under opti…
Unconventional high-harmonic generation in resonant membrane metasurfaces
Pavel Tonkaev, Felix Richter, Ivan Toftul +5
High-harmonic generation (HHG) in solids has rapidly emerged as a promising platform for creating compact attosecond sources and probing ultrafast electron dynamics. Resonant metas…
Strong coupling and interfering resonances in isolated van der Waals nanoresonators
Qi Ding, Swain Ashutosh, Luca Sortino +7
The study of strong light-matter interaction in van der Waals materials is at the forefront of current research in physics and chemistry, and it can be enhanced dramatically by emp…
Chiral high-harmonic generation in metasurfaces
Piyush Jangid, Maria Antonietta Vincenti, Luca Carletti +3
High-harmonic generation (HHG) provides the only source of attosecond pulses -- currently the shortest accessible time intervals, and it is employed as the only table-top source of…
Monoclinic nonlinear metasurfaces for resonant engineering of polarization states
Ivan Toftul, Dhruv Hariharan, Pavel Tonkaev +3
Polarization is a fundamental property of light that can be engineered and controlled efficiently with optical metasurfaces. Here, we employ chiral metasurfaces with monoclinic lat…
Deep UV Silicon Polaritonic Metasurfaces for Enhancing Biomolecule Autofluorescence and Two-Dimensional Material Double-Resonance Raman Scattering
Bo-Ray Lee, Mao Feng Chiang, Pei Ying Ho +17
High-performance DUV spectroscopy drives advancements in biomedical research, clinical diagnosis, and material science. Existing DUV resonant nanostructures face instability and ph…
Chirality encoding in resonant metasurfaces governed by lattice symmetries
Ivan Sinev, Felix Ulrich Richter, Ivan Toftul +6
Chiral metasurfaces provide invaluable tools capable of controlling structured light required for biosensing, photochemistry, holography, and quantum photonics. Here we suggest and…
Intrinsically chiral exciton polaritons in an atomically-thin semiconductor
Matthias J. Wurdack, Ivan Iorsh, Sarka Vavreckova +15
Photonic bound states in the continuum (BICs) have emerged as a versatile tool for enhancing light-matter interactions by strongly confining light fields. Chiral BICs are photonic…
Chiral Dichroism in Resonant Metasurfaces with Monoclinic Lattices
Ivan Toftul, Pavel Tonkaev, Kirill Koshelev +4
We demonstrate that chiral response can be achieved in resonant metasurfaces with a monoclinic lattice symmetry (the so-called Bravais oblique lattices) where the mirror symmetry i…
Nonlinear chiral metasurfaces based on structured van der Waals materials
Pavel Tonkaev, Ivan Toftul, Zhuoyuan Lu +6
Nonlinear chiral photonics explores nonlinear response of chiral structures, and it offers a pathway to novel optical functionalities not accessible through linear or achiral syste…
From local to nonlocal high-Q plasmonic metasurfaces
Yao Liang, Din Ping Tsai, Yuri Kivshar
The physics of bound states in the continuum (BICs) allows to design and demonstrate optical resonant structures with large values of the quality factor (-factor) by employing d…
High-Q dielectric Mie-resonant nanostructures (a mini-review)
Pavel Tonkaev, Yuri Kivshar
Future technologies underpinning high-performance optical communications, ultrafast computations and compact biosensing will rely on densely packed reconfigurable optical circuitry…
Optical tweezers for vortex rings in Bose-Einstein condensates
A. I. Yakimenko, Yu. M. Bidasyuk, O. O. Prikhodko S. I. Vilchinskii +2
We study formation and stabilization of vortex rings in atomic Bose-Einstein condensates. We suggest a novel approach for generating and trapping of vortex rings by 'optical tweeze…