620 citations · 2.6k across the 35 of their papers we have counts for
36 papers
High-harmonic generation from subwavelength silicon films
K. Hallman, S. Stengel, W. Jaffray +10
Recent years have witnessed significant developments in the study of nonlinear properties of various optical materials at the nanoscale. However, in most cases experimental results…
Even-order optical harmonics generated from centrosymmetric-material metasurfaces
Pavel Tonkaev, Fangxing Lai, Sergey Kruk +4
Generation of even-order optical harmonics requires noncentrosymmetric structures being conventionally observed in crystals lacking the center of inversion. In centrosymmetric syst…
Switchable optical trapping of Mie-resonant phase-change nanoparticles
Libang Mao, Ivan Toftul, Sivacarendran Balendhran +3
Optical tweezers revolutionized the manipulation of nanoscale objects. Typically, tunable manipulations of optical tweezers rely on adjusting either the trapping laser beams or the…
Minireview on Disordered Optical Metasurfaces
P. Lalanne, A. Dmitriev, C. Rockstuhl +2
The use of coherent wave phenomena to enhance device performance is a cornerstone of modern optics. In juxtaposition to (locally) periodic metasurfaces, their disordered counterpar…
Nonlinear chiral metaphotonics
Kirill Koshelev, Pavel Tonkaev, Yuri Kivshar
We review the physics and some applications of photonic structures designed for the realisation of strong . We pay much attention to the re…
Spectral tuning of high-harmonic generation with resonance-gradient metasurfaces
Piyush Jangid, Felix Ulrich Richter, Ming Lun Tseng +4
High-index dielectric subwavelength structures and metasurfaces are capable of enhancing light-matter interaction by orders of magnitude via geometry-dependent optical resonances.…
Dual-band polarized upconversion photoluminescence enhanced by resonant dielectric metasurfaces
Ziwei Feng, Tan Shi, Guangzhou Geng +4
Lanthanide-doped upconversion nanoparticles emerged recently as an attractive material platform underpinning a broad range of innovative applications such as optical cryptography,…
Enhanced five-photon photoluminescence in subwavelength AlGaAs resonators
Anastasiia Zalogina, Pavel Tonkaev, Aditya Tripathi +5
Multiphoton processes of absorption photoluminescence have enabled a wide range of applications including three-dimensional microfabrication, data storage, and biological imaging.…
Unlocking the out-of-plane dimension for photonic bound states in the continuum to achieve maximum optical chirality
Lucca Kühner, Fedja J. Wendisch, Alexander A. Antonov +7
The realization of lossless metasurfaces with true chirality crucially requires the fabrication of three-dimensional structures, constraining their feasibility for experiments and…
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…
Nanoscale optical nonreciprocity with nonlinear metasurfaces
Aditya Tripathi, Chibuzor Fabian Ugwu, Viktar S. Asadchy +6
Optical nonreciprocity is manifested as a difference in the transmission of light for the opposite directions of excitation. Nonreciprocal optics is traditionally realized with rel…
Plasmonic Bound States in the Continuum to Tailor Light-Matter Coupling
Andreas Aigner, Andreas Tittl, Juan Wang +4
Plasmon resonances play a pivotal role in enhancing light-matter interactions in nanophotonics, but their low-quality factors have hindered applications demanding high spectral sel…
High harmonic generation from a subwavelength dielectric resonator
Anastasiia Zalogina, Luca Carletti, Aditya Tripathi +5
Higher-order optical harmonics entered the realm of nanostructured solids being observed recently in optical gratings and metasurfaces with a subwavelength thickness. Structuring m…
Dielectric Mie Voids: Confining Light in Air
Mario Hentschel, Kirill Koshelev, Florian Sterl +6
Manipulating light on the nanoscale has become a central challenge in metadevices, resonant surfaces, nanoscale optical sensors, and many more, and it is largely based on resonant…
Magnetoelectric Exceptional Points in Isolated All-Dielectric Nanoparticles
Adrià Canós Valero, Vjaceslavs Bobrovs, Dmitrii Redka +2
We consider the scattering of electromagnetic waves by non-spherical dielectric resonators and reveal that it can be linked to the exceptional points underpinned by the physics of…
Optical manipulation with metamaterial structures
Yuzhi Shi, Qinghua Song, Ivan Toftul +6
Optical tweezers employing forces produced by light underpin important manipulation tools in many areas of applied and biological physics. Conventional optical tweezers are based o…
Resonant chiral effects in nonlinear dielectric metasurfaces
Kirill Koshelev, Yutao Tang, Zixian Hu +3
We study the resonant enhancement of linear and nonlinear chiroptical effects in asymmetric silicon metasurfaces supporting multipolar Mie resonances and quasi-bound states in the…
Topological membrane devices for terahertz on-chip photonics
Quanlong Yang, Dongyang Wang, Sergey Kruk +4
Terahertz waves offer a profound platform for next-generation sensing, imaging, and information communications. However, all conventional terahertz components and systems suffer fr…
Enhanced Purcell factor for nanoantennas supporting interfering resonances
Rémi Colom, Felix Binkowski, Fridtjof Betz +2
We study the effect of coupled resonances and quasi-bound states in the continuum (quasi-BICs) on the Purcell factor in dielectric resonant nanoantennas. We analyze numerically int…
Solitons in PT-symmetric ladders of optical waveguides
N V Alexeeva, I V Barashenkov, Y S Kivshar
We consider a PT-symmetric ladder-shaped optical array consisting of a chain of waveguides with gain coupled to a parallel chain of waveguides with loss. All waveguides have the fo…
Topological Phase Transitions and Thouless Pumping of Light in Photonic Waveguide Arrays
Yongguan Ke, Xizhou Qin, Feng Mei +3
Photonic waveguide arrays provide an excellent platform for simulating conventional topological systems, and they can also be employed for the study of novel topological phases in…
Enhanced photonic spin Hall effect with subwavelength topological edge states
A. P. Slobozhanyuk, A. N. Poddubny, I. S. Sinev +5
Photonic structures offer unique opportunities for controlling light-matter interaction, including the photonic spin Hall effect associated with the transverse spin-dependent displ…
Nonlinear switching and solitons in PT-symmetric photonic systems
Sergey V. Suchkov, Andrey A. Sukhorukov, Jiahao Huang +3
One of the challenges of the modern photonics is to develop all-optical devices enabling increased speed and energy efficiency for transmitting and processing information on an opt…
Observation of non-Hermitian degeneracies in a chaotic exciton-polariton billiard
T. Gao, E. Estrecho, K. Y. Bliokh +12
Exciton-polaritons are hybrid light-matter quasiparticles formed by strongly interacting photons and excitons (electron-hole pairs) in semiconductor microcavities. They have emerge…