Differentiation of Pigmented Skin Lesions Based on Digital Processing of Optical Images

Autor: P. U. Bereshnoy, A. P. Nikolaev, Konstantin G. Kudrin, A. O. Schadko, Valery V. Tuchin, I. A. Deshin, Kirill I. Zaytsev, A. N. Briko, Irina A. Apollonova, Elena N. Rimskaya, Igor V. Reshetov

Publikováno v: Optics and Spectroscopy. 126:503-513

A method for differentiation of pigmented skin lesions is proposed that is based on digital processing of optical images. The optical images are detected using a digital camera and a standard for its color and spatial calibration. The method involves

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::7b3a6e4744a9a21d915328ff3257a1f6
https://doi.org/10.1134/s0030400x19050230

Investigation of heating laser head optical elements by radiation from high-power fiber laser

Autor: Pavel A. Nosov, Nikita V. Chernomyrdin, A. O. Schadko, Kirill I. Zaytsev

Publikováno v: 2018 International Conference Laser Optics (ICLO).

Quartz glass KU-1 optical elements heating experimental research results (KU-1 – Russian-made brand) under the influence of radiation of CW powerful fiber laser are presented. The dependences of optical elements maximum temperature from laser radia

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::5bdcb71479f30e9d2b05504beba6ae89
https://doi.org/10.1109/lo.2018.8435386

Terahertz solid immersion microscopy for sub-wavelength-resolution imaging of biological objects and tissues

Autor: Valery V. Tuchin, Irina N. Dolganova, Sergey P. Lebedev, Dmitry Ponomarev, K. M. Malakhov, Stanislav O. Yurchenko, A. S. Kucheryavenko, Alexander O. Schadko, Gennady A. Komandin, Nikita V. Chernomyrdin, Vladimir N. Kurlov, Kirill I. Zaytsev, D. V. Lavrukhin

Publikováno v: Proceedings of SPIE. 2018. Vol. 10716 : Saratov fall meeting 2017 : Optical technologies in biophysics and medicine XIX, 26-30 September 2017, Saratov, Russian Federation. P. 1071606-1-1071606-7

We have developed a method of terahertz (THz) solid immersion microscopy for imaging of biological objects and tissues. It relies on the solid immersion lens (SIL) employing the THz beam focusing into the evanescent-field volume and allowing strong r

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f9f9b1b1cebe0e2c6329db3479563aa1
https://doi.org/10.1117/12.2314464

Solid immersion terahertz imaging with sub-wavelength resolution

Autor: Nikita V. Chernomyrdin, Viktor L. Tolstoguzov, Vladimir N. Kurlov, Stanislav O. Yurchenko, A. O. Schadko, Maksim Skorobogatiy, Igor E. Spektor, Kirill I. Zaytsev, Igor V. Reshetov, Sergey P. Lebedev

Publikováno v: Applied Physics Letters. 110:221109

We have developed a method of solid immersion THz imaging—a non-contact technique employing the THz beam focused into evanescent-field volume and allowing strong reduction in the dimensions of THz caustic. We have combined numerical simulations and

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ad0a8211a5405224811959b9c90f9296
https://doi.org/10.1063/1.4984952

Nonlinear conversion in optical waveguide filled with NaNO2

Autor: Stanislav O. Yurchenko, Stanislav O Leonov, Kirill I. Zaytsev, Aleksandr O Schadko, Irina N. Dolganova, Kirill A. Komarov

Publikováno v: Journal of Physics: Conference Series. 584:012009

This paper contains the first experimental results of nonlinear conversion in optical waveguide filled with solid nonlinear media. The experimental sample was made from SiO2 fiber of the 1.6 cm length. During the pumping of the sample by the pulse la

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::5b60a3f175b5d0ddcdcf66569f172767
https://doi.org/10.1088/1742-6596/584/1/012009