Explanipedia

Ultrarelativistic Fe plasma with GJ/cm3 energy density created by femtosecond laser pulses Open

М. А. Alkhimova, A. Ya. Faenov, T. A. Pikuz, I. Yu. Skobelev, С. А. Пикуз , et al. · 2024

The generation of a plasma with an ultrahigh energy density of 1.2 GJ/cm3 (which corresponds to about 12 Gbar pressure) is investigated by irradiating thin stainless-steel foils with high-contrast femtosecond laser pulses with relativistic…

High-order alloharmonics produced by nonperiodic drivers Open

M. S. Pirozhkova, K. Ogura, A. Sagisaka, T. Zh. Esirkepov, A. Ya. Faenov , et al. · 2023

High-order harmonics are ubiquitous in nature and present in electromagnetic, acoustic, and gravitational waves. They are generated by periodic nonlinear processes or periodic high-frequency pulses. However, this periodicity is often inexa…

Investigation of plasma states formed under the interaction of high-power laser pulses with wire-shape Al–Cu target Open

D. Golovin, М. А. Alkhimova, T. A. Pikuz, Y. Abe, Yuki Honoki , et al. · 2021

Study of warm dense matter remains a very important task for understanding of many unique phenomena observing as in astrophysical research as in inertial fusion and fast ignition. In this work, we studied the parameters of plasma created b…

Demonstration of repetitive energetic proton generation by ultra-intense laser interaction with a tape target Open

N. P. Dover, Mamiko Nishiuchi, H. Sakaki, Ko. Kondo, Hazel Lowe , et al. · 2020

X-ray emission and absorption spectroscopy in studies of energy transfer in warm dense laser plasma Open

S. N. Ryazantsev, I. Yu. Skobelev, D. D. Arich, P. S. Bratchenko, A. Ya. Faenov , et al. · 2019

Discovery of burst intensification by singularity emitting radiation (biser) Open

A. S. Pirozhkov, T. Zh. Esirkepov, A. Ya. Faenov, С. А. Пикуз, A. Sagisaka , et al. · 2019

In-situ imaging and control of intense soft and hard X-ray Fel beams by fluorescent detectors with submicron resolution Open

S. S. Makarov, С. А. Пикуз, С. А. Пикуз, A. Ya. Faenov, A. N. Mitrofanov , et al. · 2019

Ion energy spectra directly measured in the interaction volume of intense laser pulses with clustered plasma Open

S. G. Bochkarev, A. Ya. Faenov, T. A. Pikuz, A. V. Brantov, V. F. Kovalev , et al. · 2018

The use of gas cluster media as a target for an intense femtosecond laser pulses is considered to be uniquely convenient approach for the development of a compact versatile pulsed source of ionizing radiation. Also, one may consider cluste…

Ultra-intense K-shell emission from stainless steel foils irradiated by femtosecond laser pulses with ultra-high intensity (i ≥ 1021 W/cm2) Open

М. А. Alkhimova, A. Ya. Faenov, T. A. Pikuz, I. Yu. Skobelev, С. А. Пикуз , et al. · 2018

X-ray emission from stainless steel foils irradiated by femtosecond petawatt laser pulses Open

М. А. Alkhimova, A. Ya. Faenov, T. A. Pikuz, I. Yu. Skobelev, С. А. Пикуз , et al. · 2018

We report about nonlinear growth of x-ray emission intensity emitted from plasma generated by femtosecond petawatt laser pulses irradiating stainless steel foils. X-ray emission intensity increases as ∼ I4.5 with laser intensity I on a tar…

Turbulent hydrodynamics experiments in high energy density plasmas: scientific case and preliminary results of the TurboHEDP project Open

A. Casner, G. Rigon, B. Albertazzi, Th. Michel, T. A. Pikuz , et al. · 2018

The physics of compressible turbulence in high energy density (HED) plasmas is an unchartered experimental area. Simulations of compressible and radiative flows relevant for astrophysics rely mainly on subscale parameters. Therefore, we pl…

X-ray spectroscopy of super-intense laser-produced plasmas for the study of nonlinear processes. Comparison with PIC simulations Open

E. Dalimier, A. Ya. Faenov, Eugene Oks, P. Angelo, T. A. Pikuz , et al. · 2017

We present X-ray spectroscopic diagnostics in femto-second laser-driven experiments revealing nonlinear phenomena caused by the strong coupling of the laser radiation with the created plasma. Among those nonlinear phenomena, we found the s…

X-ray spectroscopy diagnostics to study complex supersonic plasma flows with astrophysical relevance in laser plasma Open

С. А. Пикуз, E. Filippov, S. N. Ryazantsev, I. Yu. Skobelev, G. Revet , et al. · 2017

Ultra-bright x-ray source generation from thin Al and Fe solid foils irradiated with 200 tw fs laser pulses Open

М. А. Alkhimova, A. Ya. Faenov, С. А. Пикуз, I. Yu. Skobelev, С. А. Пикуз , et al. · 2017

Rarefaction after fast laser heating of a thin metal film on a glass mount Open

N. A. Inogamov, V. A. Khokhov, Yu. V. Petrov, Vasily Zhakhovsky, K. P. Migdal , et al. · 2017

Understanding the physics of laser-matter interactions in ultrashort pulses is important for many well-acknowledged applications from material modifications to biology. We numerically and experimentally consider the effect of sub-picosecon…

Diagnostics of laser-produced plasmas based on the analysis of intensity ratios of He-like ions X-ray emission Open

S. N. Ryazantsev, I. Yu. Skobelev, A. Ya. Faenov, T. A. Pikuz, D. P. Higginson , et al. · 2016

In this paper, we detail the diagnostic technique used to infer the spatially resolved electron temperatures and densities in experiments dedicated to investigate the generation of magnetically collimated plasma jets. It is shown that the …

Determination of spectral reflectivity of spherically bent mica crystals applied for diagnostics of relativistic laser plasmas Open

М. А. Alkhimova, С. А. Пикуз, A. Ya. Faenov, I. Yu. Skobelev · 2016

Mica crystals are widely applied in x-ray spectroscopy diagnostics since their ability to effectively reflect the radiation in different orders covering a wide range of photon energy, including sub-keV range hardly accessible with other cr…

Diagnostics of recombining laser plasma parameters based on He-like ion resonance lines intensity ratios Open

S. N. Ryazantsev, I. Yu. Skobelev, A. Ya. Faenov, T. A. Pikuz, Alexei N. Grum-Grzhimailo , et al. · 2016

While the plasma created by powerful laser expands from the target surface it becomes overcooled, i.e. recombining one. Improving of diagnostic methods applicable for such plasma is rather important problem in laboratory astrophysics nowad…

Characterization of X-ray radiation from solid Sn target irradiated by femtosecond laser pulses in the presence of air plasma sparks Open

Alessandro Curcio, M.P. Anania, F. Bisesto, A. Ya. Faenov, M. Ferrario , et al. · 2016

The emission of X-rays from solid tin targets irradiated by low-energy (few mJ) femtosecond laser pulses propagated through air plasma sparks is investigated. The aim is that to better understand the X-ray emission mechanism and to show th…

Evidence of high-n hollow-ion emission from Si ions pumped by ultraintense x-rays from relativistic laser plasma Open

J. Colgan, A. Ya. Faenov, С. А. Пикуз, E. R. Tubman, N. M. H. Butler , et al. · 2016

We report on the first observation of high-n hollow ions (ions having no electrons in the K or L shells) produced in Si targets via pumping by ultra-intense x-ray radiation produced in intense laser-plasma intera…

Generation of phase - matched coherent point source in plasma media by propagated X-ray laser seeded beam Open

С. А. Пикуз, A. Ya. Faenov, Sergey A Magnitskiy, Nikolay M Nagorskiy, Momoko Tanaka , et al. · 2016

There is a significant interest in developing the coherent table-top X-ray lasers. Advent of plasma-based transient collisional excitation x-ray laser and particular, injection of coherent seeded beam, especially high-order harmonics, has …

Spatial configuration of the source of corpuscular radiation in the interaction of femtosecond laser pulses with cluster targets Open

S. S. Makarov, С. А. Пикуз, I. A. Zhvaniya, I. Yu. Skobelev, A. Ya. Faenov , et al. · 2016

Towards a Novel Laser-Driven Method of Exotic Nuclei Extraction-Acceleration for Fundamental Physics and Technology Open

Mamiko Nishiuchi, H. Sakaki, T. Zh. Esirkepov, K. Nishio, С. А. Пикуз , et al. · 2016

A combination of a petawatt laser and nuclear physics techniques can crucially facilitate the measurement ofexotic nuclei properties. With numerical simulations and laser-driven experiments we show prospects for theLaser-driven Exotic Nucl…

Features in mica and quartz spherically bent crystal reflectivity appeared in experiments with relativistic laser plasma Open

М. А. Alkhimova, С. А. Пикуз, I. Yu. Skobelev, A. Ya. Faenov · 2016

3D visualization of XFEL beam focusing properties using LiF crystal X-ray detector Open

T. A. Pikuz, A. Ya. Faenov, Takeshi Matsuoka, Satoshi Matsuyama, Kazuto Yamauchi , et al. · 2015

Spectr-W<sup>3</sup> online database on atomic properties of multicharged ions Open

I. Yu. Skobelev, P. A. Loboda, A. Ya. Faenov, S V Gagarin, Anton Kozlov , et al. · 2015

The Spectr-W3 information-reference system was developed in 2001-2013 and realized as an online Web resource based on the factual atomic database Spectr-W3. The information accumulated in the Spectr-W3 atomic database contains about 450,00…

The observation of a transient surface morphology in the femtosecond laser ablation process by using the soft x-ray laser probe (Withdrawal Notice) Open

Noboru Hasegawa, Masaharu Nishikino, Takuro Tomita, Naofumi Ohnishi, Atsushi Ito , et al. · 2015

This paper, originally published on September 22nd, 2015, was withdrawn per author request, if you have any questions please contact SPIE Digital Library Customer Service for assistance.

Nonlinear increase of X-ray intensities from thin foils irradiated with a 200 TW femtosecond laser Open

A. Ya. Faenov, J. Colgan, Stephanie B. Hansen, Alexei Zhidkov, T. A. Pikuz , et al. · 2015

Interaction of annular-focused laser beams with solid targets Open

N. E. Andreev, Mikhail E. Povarnitsyn, M E Veysman, A. Ya. Faenov, P. R. Levashov , et al. · 2015

The two-temperature, 2D hydrodynamic code Hydro–ELectro–IOnization–2–Dimensional (HELIO2D), which takes into account self-consistently the laser energy absorption in a target, ionization, heating, and expansion of the created plasma is ela…

Contact X‐ray microscopy of living cells by using LiF crystal as imaging detector Open

L. Reale, F. Bonfigli, A. Lai, F. Flora, Patrizia Albertano , et al. · 2015

Summary In this paper, the use of lithium fluoride (LiF) as imaging radiation detector to analyse living cells by single‐shot soft X‐ray contact microscopy is presented. High resolved X‐ray images on LiF of cyanobacterium Leptolyngbya VRUC…

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