Výsledky vyhledávání - "V. A. Matkivsky"

Optical coherence tomograph for non-invasive examination of the human middle ear

Autor: A. V. Shakhov, G. V. Gelikonov, A. A. Moiseev, Pavel A. Shilyagin, T. E. Abubakirov, V. A. Matkivsky, A. A. Novozhilov, A. L. Dilenyan, Valentine M. Gelikonov, S. Yu. Ksenofontov, D. A. Terpelov

Publikováno v: Quantum Electronics. 51:38-42

The paper describes the design of an optical coherence tomograph adapted for studying the state of the tympanic cavity of the human middle ear. We present the images obtained by the method of optical coherence tomography, which are characteristic of

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2adcd5670730adf99eedacf0f6c7d626
https://doi.org/10.1070/qel17479

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Calibration of Lateral Scanning in Optical Coherence Tomography Devices

Autor: G. V. Gelikonov, Valentine M. Gelikonov, A. A. Moiseev, S. Yu. Ksenofontov, V. A. Matkivsky, T. V. Vasilenkova, Pavel A. Shilyagin

Publikováno v: Instruments and Experimental Techniques. 63:724-729

Methods for determining the dependence of the lateral-scan coordinate on the A-scan number from tomographic images of test samples are investigated and techniques for compensating for horizontal distortions of tomographic images caused by uneven spee

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::82feb7d1b4b396abbe2841f06571072d
https://doi.org/10.1134/s0020441220040296

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Determination and correction of aberrations in full field optical coherence tomography using phase gradient autofocus by maximizing the likelihood function

Autor: Gereon Hüttmann, Pavel A. Shilyagin, Alexander A. Moiseev, Alexander Rodionov, Clara Pfäffle, Grigory V. Gelikonov, Dierck Hillmann, Hendrik Spahr, V. A. Matkivsky

Publikováno v: Journal of Biophotonics. 13

A method for numerical estimation and correction of aberrations of the eye in fundus imaging with optical coherence tomography (OCT) is presented. Aberrations are determined statistically by using the estimate based on likelihood function maximizatio

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b34bd7cf8969d1266021d675269d558b
https://doi.org/10.1002/jbio.202000112

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Determination and correction of aberrations in full field OCT using phase gradient autofocus by maximizing the likelihood function

Autor: Clara Pfäffle, Alexander A. Moiseev, Pavel A. Shilyagin, Dierck Hillmann, Gereon Hüttmann, Grigory V. Gelikonov, V. A. Matkivsky, Alexander Rodionov, Hendrik Spahr

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9c3f41d4b4300d30e04b49bd75a63f36
https://doi.org/10.1101/2020.05.12.089128

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Equidistant Recording of the Spectral Components in Ultra-Wideband Spectral-Domain Optical Coherence Tomography

Autor: D. A. Terpelov, S. Yu. Ksenofontov, I. V. Kasatkina, Pavel A. Shilyagin, V. A. Matkivsky, Grigory V. Gelikonov, Yu. A. Mamaev, Valentine M. Gelikonov, A. A. Moiseev

Publikováno v: Radiophysics and Quantum Electronics. 60:769-778

We develop an effective method for reducing nonequidistance when recording the spectral components of an interference signal in ultra-wideband spectral-domain optical coherence tomography. For this purpose, a corrector consisting of two identical pri

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::dbaf40bb034896ee933d37127b8a102e
https://doi.org/10.1007/s11141-018-9845-z

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Medium chromatic dispersion calculation and correction in spectral-domain optical coherence tomography

Autor: Pavel A. Shilyagin, Dmitry V. Shabanov, Alexander A. Moiseev, Sergey Yu. Ksenofontov, V. A. Matkivsky, Grigory V. Gelikonov, Valentine M. Gelikonov, I. V. Kasatkina

Publikováno v: Frontiers of Optoelectronics. 10:323-328

A method for determining and correcting distortions in spectral-domain optical coherence tomography images caused by medium dispersion was developed. The method is based on analysis of the phase distribution of the interference signal recorded by an

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::111555adc396466cc1aed0079f36cd70
https://doi.org/10.1007/s12200-017-0736-2

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Development of real-time multimodal OCT with manual operation capabilities and emergence of its applications in clinical practice

Autor: Pavel A. Shilyagin, V. Yu. Zaitsev, A. A. Moiseev, V. A. Matkivsky, G. V. Gelikonov, Valentine M. Gelikonov, S. Yu. Ksenofontov, Dmitry V. Shabanov, D. A. Terpelov, L. A. Matveev, Elena V. Zagaynova, A. L. Matveyev, Natalia D. Gladkova

Publikováno v: Optical Coherence Tomography and Coherence Domain Optical Methods in Biomedicine XXIII.

We report realizations of OCT combining conventional structural imaging, polarization-sensitive one, as well as allowing for real-time angiographic, elastographic and lymphangiographic modalities with manual-operation capabilities. Among the main fea

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9754c601ee28b7e7d12794f991ba2cec
https://doi.org/10.1117/12.2511334

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A New Method for Finding Optical Aberrations on the Basis of Analysis of the Object Hologram Without Additional Measurements

Autor: Pavel A. Shilyagin, G. V. Gelikonov, Valentine M. Gelikonov, Dmitry V. Shabanov, V. A. Matkivsky, A. A. Moiseev

Publikováno v: Radiophysics and Quantum Electronics. 59:393-404

We propose a new method of compensating for the wavefront aberrations during the image processing. The method employs the digital-holography potential. The developed algorithms allow one to find the wavefront distortions caused by the optical-path no

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4882574b6dd11677137c37c665235de5
https://doi.org/10.1007/s11141-016-9708-4

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