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Article
Measurement of the Parameters of a Segmentoid Electrostatic Analyzer of Low-Energy Charged Particles
The segmentoid electrostatic analyzer is intended for the detection of low-energy charged particles of magnetospheric plasma. The results of measuring the main characteristics of the spectrometric module: the ...
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Article
Source of Femtoampere Proton Beams
A proton source for calibrating electrostatic analyzers of charged particles by low-energy protons is developed on the basis of a standard A1 analyzer of an MX-6407P type radio-frequency mass spectrometer. The...
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Article
Energy spectrum of electrons transmitted through curved dielectric tubes
The transmission coefficients and the energy spectra of electrons with an energy of 10–20 keV transmitted through curved glass and polyurethane tubes are measured with a cylindrical electrostatic analyzer. The...
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Chapter and Conference Paper
Analysis of Materials’ Specimens After Long-Term Exposure on ISS Surface in Komplast Experiment
The article presents the first results obtained from the unique long-duration exposure experiment (12 years) on board of the International Space Station (ISS). The Komplast materials experiment was designed by...
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Article
Nuclear-physical analysis of the contamination on the surface of a COMPLAST panel after 12-year exposure at the ISS
Using methods of X-ray fluorescence analysis (XRFA), the Rutherford backscattering of ions (RBS) and spectral X-ray microanalysis (SXRM) in combination with scanning electron microscopy (SEM), we study the ele...
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Article
Measurement of elemental composition of carbon and composite ceramic materials using PIXE and RBS methods
With the help of the PIXE and RBS methods, the elemental composition of a ceramic coating on Zr alloy, surface layers of heat-treated TiNi alloy, and Ar+ implanted pyrolytic graphite is investigated. It is shown ...
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Article
X-ray surface waves generated by the resonant coherent excitation of relativistic ions in crystals
X-ray ion radiation, caused by resonant coherent excitation (RCE) in a crystal, arises at the crystal-vacuum interface and propagates along the surface, generating a so-called surface wave. The dependence betw...
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Article
Kossel lines in angular distribution of X-rays excited by protons in pyrolytic graphite quasi-crystal
Kossel line profiles were experimentally studied upon 1.5-MeV proton excitation of characteristic K α radiation of argon atoms implanted into an UPV-1T graphite quasi-crystal. It was found...
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Article
Effective generation of characteristic K-rays from large laser-excited SF6 clusters in the presence of an Ar carrier gas
The parameters of characteristic sulfur K α-rays generated from SF6 clusters that are surrounded by argon atoms and are irradiated by intense laser radiation have been analyzed. It has bee...
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Article
Femtosecond laser plasma in CaF2 crystal microchannel and effective generation of characteristic X-ray radiation
The dependence of the characteristic X-ray radiation yield from CaF2 crystal on the formed microchannel depth under highly intensive (I ∼ 3 × 1015 W/cm2) laser pulses with different contrast was obtained. The max...
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Article
Enhanced laser induced K X-rays generation during microchannel formation inside the object positioned in air
The increasing of yield of X-rays more than two times from femtosecond laser plasma produced in the target microchannel positioned in air compared to the case from fresh target’s surface was registered and the...
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Article
Low-energy electron transmission through dielectric capillaries
Transmission of electrons with energies from 2 to 10 keV through glass polycapillaries, tubes, and cones was experimentally studied. The dependence of the transmittance on the electron energy, beam current, ca...
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Article
Generation of X-ray radiation at the interaction of protons with dielectrics
Properties of the characteristic X-ray radiation excited in quartz under 100-keV proton bombardment have been experimentally investigated. The measured intensity of SiK
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Article
RBS and XFA analysis of polyimide films from the Mir space station
The elemental composition of polyimide film contamination was studied by the RBS and XFA methods. The films were exposed to the space environment aboard the Mir orbital space station during the KOMPLAST in-fli...
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Article
Experimental Investigation of the Polarization Bremsstrahlung from Relativistic Electrons in Amorphous and Polycrystalline Media
The polarization bremsstrahlung (PBS) generated by relativistic charged particles in a dense medium represents a new and important problem in the radiation physics of charged particles. In the present paper, t...
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Article
Polarization of Photons under Conditions of Interference between the Parametric Radiation and Coherent Bremsstrahlung
X rays emitted by relativistic electrons traversing a system of parallel atomic planes of a crystal are considered. The spectral, angular, and polarization characteristics of emitted photons are studied theore...
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Article
Spectral structure of polarization radiation from relativistic electrons in aluminum
Collective effects in polarization bremsstrahlung generated by relativistic electrons in a polycrystalline aluminum foil are studied experimentally on the basis of the 2.4-MeV electron accelerator installed at...
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Article
Self-oscillations of an ordered magnetic structure
The first observation of self-oscillations of an ordered magnetic structure is reported. They were detected by the Mössbauer effect in the Tb0.8Y0.2Fe2 ferrimagnetic compound and occur with a period of several da...
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Article
Influence of Coster-Kronig transitions on the polarization of L-shell x rays induced by proton impact
The alignment parameters for L 3-subshells of Cd and Sb atoms are obtained by measuring the degree of polarization of the L 1-lines excited by proton impact in the range from 0.1 to 0.5 MeV. To compare the experi...
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Article
Investigating interloop leakage for a sodium-water reverse steam generator model
