Search Results - "Povarnitsyn, M. E."

Suppression of ablation in femtosecond double-pulse experiments by Povarnitsyn, M E, Itina, T E, Khishchenko, K V, Levashov, P R

“…We report the physical reasons of a curious decrease in the crater depth observed for long delays in experiments with two successive femtosecond pulses…”
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Ab Initio Simulation of Complex Dielectric Function for Dense Aluminum Plasma by Povarnitsyn, M. E., Knyazev, D. V., Levashov, P. R.

“…We present calculations of frequency‐dependent complex dielectric function of dense aluminum plasma by quantum molecular dynamics method for temperatures up to…”
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Simulation of shock-induced fragmentation and vaporization in metals by Povarnitsyn, M.E., Khishchenko, K.V., Levashov, P.R.

“…Simulations of experiments on shock-induced melting, fragmentation and vaporization in aluminum and zinc targets are presented. A titanium impactor moves at a…”
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Hypervelocity impact modeling with different equations of state by Povarnitsyn, M.E., Khishchenko, K.V., Levashov, P.R.

“…This study focuses on the simulation of hypervelocity impact problems with different equations of state (EOSs). We used a high-order multi-material Godunov…”
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Infrared spectra in amorphous alumina: a combined ab initio and experimental study by Giacomazzi, L, Shcheblanov, N. S, Povarnitsyn, M. E, Li, Y, Mavrič, A, Zupančič, B, Grdadolnik, J, Pasquarello, A

“…Physical Review Materials, 7, (2023), 045604 We present a combined study based on experimental measurements of infrared (IR) dielectric function and…”
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Hydrodynamic modeling of femtosecond laser ablation of metals in vacuum and in liquid by Povarnitsyn, Mikhail E., Itina, Tatiana E.

“…We numerically examine the mechanisms involved in nanoparticle formation by laser ablation of metallic targets in vacuum and in liquid. We consider the very…”
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Raman spectroscopy of femtosecond multi-pulse irradiation of vitreous silica: experiment and simulation by Shcheblanov, N. S, Povarnitsyn, M. E, Mishchik, K. N, Tanguy, A

“…Phys. Rev. B 97, 054106 (2018) We report an experimental and numerical study of femtosecond multi-pulse laser-induced densification in vitreous silica (v-SiO2)…”
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Nonlinear photoionization of transparent solids: a nonperturbative theory obeying selection rules by Shcheblanov, N. S, Povarnitsyn, M. E, Terekhin, P. N, Guizard, S, Couairon, A

“…Phys. Rev. A 96, 063410 (2017) We provide a nonperturbative theory for photoionization of transparent solids. By applying a particular steepest-descent method,…”
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Numerical simulation of the evolution of intensive convective vortices of the typhoon type in a rotating fluid by IVANOV, M. F, POVARNITSYN, M. E

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Generation of keV hot near-solid density plasma states at high contrast laser-matter interaction by Rosmej, O. N, Samsonova, Z, Höfer, S, Kartashov, D, Arda, C, Khaghani, D, Schoenlein, A, Zähter, S, Hoffmann, A, Loetzsch, R, Uschmann, I, Povarnitsyn, M. E, Andreev, N. E, Pugachev, L. P, Kaluza, M. C, Spielmann, C

“…We present experimental evidence of ultra-high energy density plasma states with the keV bulk electron temperatures and near-solid electron densities generated…”
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Ab initio simulation of complex dielectric function for dense aluminum plasma by Povarnitsyn, M. E, Knyazev, D. V, Levashov, P. R

“…Contrib. Plasma Phys. V.52, No.2, P.145-148 (2012) We present calculations of frequency-dependent complex dielectric function of dense aluminum plasma by…”
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Suppresion of ablation in femtosecond double pulse laser experiments by Povarnitsyn, M. E., Itina, Tatiana, Khishchenko, K. V., Levashov, Pavel

“…We report the physical reasons of a curious decrease in the crater depth observed for long delays in experiments with two successive femtosecond pulses…”
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Multi-material two-temperature model for simulation of ultra-short laser ablation by Povarnitsyn, Mikhail E., Itina, Tatiana E., Khishchenko, Konstantin V., Levashov, Pavel R.

“…We investigate the interaction of 100 fs laser pulses with metal targets at moderate intensities (10 12 to 5 × 10 13 W/cm 2). To take into account effects of…”
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Erratum: Suppression of Ablation in Femtosecond Double-Pulse Experiments [Phys. Rev. Lett. 103 , 195002 (2009)] by Povarnitsyn, M. E., Itina, T. E., Khishchenko, K. V., Levashov, P. R.

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Suppression of ablation in femtosecond double pulse experiments by Povarnitsyn, M. E, Itina, T. E, Khishchenko, K. V, Levashov, P. R

“…PRL 103, 195002 (2009) We report the physical reasons of a curious decrease in the crater depth observed for long delays in experiments with femtosecond double…”
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Molecular dynamics simulation of subpicosecond double-pulse laser ablation of metals by Povarnitsyn, Mikhail E., Fokin, Vladimir B., Levashov, Pavel R., Itina, Tatiana E.

“…Subpicosecond double-pulse laser ablation of metals is simulated using a hybrid model that combines classical molecular dynamics and an energy equation for…”
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Material decomposition mechanisms in femtosecond laser interactions with metals by Povarnitsyn, M. E., Itina, T. E., Sentis, M., Khishchenko, K. V., Levashov, P. R.

“…A numerical hydrodynamic study of femtosecond laser ablation is presented. A detailed analysis of material decomposition is performed using a thermodynamically…”
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Material decomposition mechanisms in femtosecond laser interactions with metals by Povarnitsyn, M. E, Itina, T. E, Sentis, M, Khishchenko, K. V, Levashov, P. R

“…A numerical hydrodynamic study of femtosecond laser ablation is presented. A detailed analysis of material decomposition is performed using a thermodynamically…”
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Vortex intensification in convective cells by Ivanov, M. F., Povarnitsyn, M. E.

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Simulation of shock-induced fragmentation and vaporization in metals by POVARNITSYN, M. E, KHISHCHENKO, K. V, LEVASHOV, P. R

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