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@@ -145,21 +145,14 @@ all-optical modulation at nanoscale. A strong modulation can be
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achieved via photo-generation of dense electron-hole plasma in the
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regime of simultaneous excitation of electric and magnetic optical
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resonances, resulting in an effective transient reconfiguration of
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-nanoparticle scattering properties. Because only homogeneous plasma
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+nanoparticle scattering properties. However, only homogeneous plasma
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generation was previously considered in the photo-excited
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-nanoparticle, a possibility of symmetry breaking, however, remains
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-unexplored. To examine these effects, numerical modeling is
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-performed. Based on the simulation results, we propose an original
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-concept of a deeply subwavelength
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-$\approx$$(\lambda/100)$$^3$ plasma-induced nanopatterning of
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-spherical silicon nanoparticles. In particular, the revealed strong
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-symmetry breaking in the initially symmetrical nanoparticle, which is
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-observed during ultrafast photoexcitation near the magnetic dipole
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-resonance, enables a considerable increase in the precision of
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-laser-induced nanotreatment. Importantly, the proposed ultrafast
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-manipulation of the nanoparticle inherent structure and symmetry paves
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-a way to the novel principles that are also promising for nonlinear
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-optical nanodevices.}
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+nanoparticle, remaining unexplored any effects related to the plasma-induced optical inhomogeneities. Here we examine these effects by using 3D numerical modeling of coupled electrodynamic and material ionization equations. Based on the simulation results, we observed a deeply subwavelength
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+plasma-induced nanopatterning of
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+spherical silicon nanoparticles. In particular, we revealed strong
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+symmetry breaking in the initially symmetrical nanoparticle, which arises during ultrafast photoexcitation near the magnetic dipole
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+resonance. The proposed ultrafast
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+breaking of the nanoparticle symmetry paves the way to the novel opportunities for nonlinear optical nanodevices.}
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\end{tabular}
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@@ -225,7 +218,7 @@ to significant changes of optical properties (transmittance or
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reflectance) of all-dielectric nanoantennas~\cite{makarov2015tuning,
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baranov2016nonlinear, baranov2016tuning} and
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metasurfaces~\cite{iyer2015reconfigurable, shcherbakov2015ultrafast,
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- yang2015nonlinear, shcherbakov2017ultrafast}.
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+ yang2015nonlinear, shcherbakov2017ultrafast, makarov2017light}.
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In these works on all-dielectric nonlinear nanostructures, the
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building blocks (nanoparticles) were considered as objects with
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