Zobrazeno 1 - 10
of 75
pro vyhledávání: '"A V Kalenskii"'
Publikováno v:
Journal of Applied Spectroscopy. 89:701-708
The process of adrenaline autoxidation in an alkaline medium (pH=10.65) in the presence of sulfite was experimentally studied by UV-Vis spectroscopy. The absorption spectra of the final product of autoxidation (λm = 290—300 nm, εm = 8400 М–1
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::19a03ec67dcc39026c303651433bbbde
https://doi.org/10.47612/0514-7506-2022-89-5-701-708
https://doi.org/10.47612/0514-7506-2022-89-5-701-708
Publikováno v:
Вестник Кемеровского государственного университета, Vol 1, Iss 2-1, Pp 57-60 (2015)
The paper investigates the dependence of aluminium nanoparticles absorptivity (in a vacuum) on the temperature in the range from 300 to 700 K. If the temperature increases, the absorptivity also increases all over the examined range. The dependences
Externí odkaz:
https://doaj.org/article/e47aa5e0adfa4bf4bd3cf875ede34a08
Publikováno v:
Quantum Electronics. 51:712-717
Optical properties of a model pressed composite (potassium bromide matrix with incorporated ALEX aluminium powder) are experimentally investigated. It is shown that the spectral dependences of total transmittance and diffuse reflectance can be descri
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::dab115b7ca86ded1ffafc4fe18f33291
https://doi.org/10.1070/qel17597
https://doi.org/10.1070/qel17597
Publikováno v:
Вестник Кемеровского государственного университета, Vol 0, Iss 3-3, Pp 211-216 (2014)
Dependences of nanosize aluminum inclusions’ absorptivity on their size for the first and second harmonics of YAG-Nd laser were calculated. The values of the minimal critical energy density for the initiation by the first and second harmonics of YA
Externí odkaz:
https://doaj.org/article/53e246ff9722451ab365b0fa75b11f5d
Publikováno v:
Russian Journal of Applied Chemistry. 94:486-490
A method is proposed for producing a magnetic carbon material based on the deposition of a labile iron compound on a carbon matrix and its subsequent thermolysis with the formation of magnetite. The method is implemented by applying magnetite to acti
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f9c9b18ded8bb2faae8f93d161f10d57
https://doi.org/10.1134/s107042722104008x
https://doi.org/10.1134/s107042722104008x
Autor:
Sergei. V. Kalenskii, Ralf I. Kaiser, Per Bergman, A. O. Henrik Olofsson, Kirill D. Degtyarev, Polina Golysheva
We present the results of a spectral-line survey of the W51e1/e2 star-forming region at 68-88 GHz. 79 molecules and their isotopologues were detected, from simple diatomic or triatomic molecules, such as SO, SiO, and CCH, to complex organic compounds
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3eaf55bcabcb050b467cc7204e48b1b6
http://arxiv.org/abs/2206.03235
http://arxiv.org/abs/2206.03235
Autor:
M. V. Anan’eva, S. A. Sozinov, N. V. Nelyubina, E. V. Galkina, D. R. Nurmukhametov, A. V. Kalenskii, A. A. Zvekov, B. P. Aduev
Publikováno v:
Optics and Spectroscopy. 128:664-673
Optoacoustic signals induced by pulsed laser radiation (pulse width at half maximum 14 ns) with a wavelength of 532 nm are experimentally obtained in pressed cyclotrimethylenetrinitramine (RDX)–ultrafine nickel particle composites, and the observed
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::84883a6ec1c716e8cfd05d25cc3c310f
https://doi.org/10.1134/s0030400x20050021
https://doi.org/10.1134/s0030400x20050021
Publikováno v:
Journal of Applied Spectroscopy. 86:470-478
A method is proposed for calculating the optical characteristics of composites based on a transparent matrix with residual porosity and metal nanoparticles by solving the transport equation for monochromatic radiation employing a spherical harmonic m
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d5a12f00ba270bd99fd7eeddb6e5b824
https://doi.org/10.1007/s10812-019-00843-z
https://doi.org/10.1007/s10812-019-00843-z
Publikováno v:
Russian Physics Journal. 62:156-166
Method of modeling optoacoustic signals initiated by a laser pulse in composites transparent matrix – metal nanoparticles taking into account melting processes has been developed and tested. The method consists in calculating the function of pressu
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d54db4cfe9b598c4a0ec436ab51c6dd1
https://doi.org/10.1007/s11182-019-01696-x
https://doi.org/10.1007/s11182-019-01696-x
Publikováno v:
Technical Physics Letters. 45:352-355
We propose a method for simulating optoacoustic signals initiated by a laser pulse in an absorbing medium with elastic radiation scattering and carry out corresponding calculations. It is shown that the use of the method of spherical harmonics allows
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9a0398cbed3773cf5992528583bd4368
https://doi.org/10.1134/s1063785019040035
https://doi.org/10.1134/s1063785019040035