Zobrazeno 1 - 10
of 451
pro vyhledávání: '"A. A. RYZHKIN"'
Publikováno v:
Вестник Донского государственного технического университета, Vol 10, Iss 1, Pp 112-120 (2018)
The subject matter of this article is the result of oxygen influence on oxidative wear of the carbide tool. Based on equation of entropy balance in theoretical dependence for the calculation of wear rate, the contribution of oxidation reactions of ha
Externí odkaz:
https://doaj.org/article/825a865f0fdb4fc3bc75fe2d77841ec3
Autor:
D. V. Moiseev, A. A. Ryzhkin
Publikováno v:
Advanced Engineering Research, Vol 18, Iss 1, Pp 22-30 (2018)
Introduction. The radial profile turning features are compared with the conventional turning by a straight tool with a fixed shear area. It is assumed to determine power characteristics in the cutting area by means of the calculated force dependences
Externí odkaz:
https://doaj.org/article/cf3e265c9db14b6fa2a1a26324e3719c
Autor:
R. A. Bashirov, A. I. Shelepova, L. E. Samoilenko, S. A. Ryzhkin, B. M. Sharafutdinov, A. F. Yusupova, L. F. Ziganshina, B. A. Magomedov, A. I. Kukushkin, V. Yu. Matveev, D. R. Bashirov
Publikováno v:
Вестник рентгенологии и радиологии, Vol 105, Iss 3, Pp 120-129 (2024)
Objective: to show the possibility of using 99mTc-technephyt esophageal transit scintigraphy (ETS) to assess the effect of cardiodilation in patients with achalasia cardia.Material and methods. We examined 7 patients (6 males and 1 female) aged 44–
Externí odkaz:
https://doaj.org/article/c0db7d1b3bb3434ea26b9566a41c04e6
Autor:
D. A. Ryzhkin, V. M. Raeva
Publikováno v:
Тонкие химические технологии, Vol 19, Iss 4, Pp 279-292 (2024)
Objectives. To calculate the molar enthalpy of vaporization of binary homogeneous mixtures based on isothermal and isobaric vapor–liquid equilibrium data, and to compare the results of calculation of molar enthalpy of vaporization by different meth
Externí odkaz:
https://doaj.org/article/1920328ba5714d16bc0a4bbabd696ab9
Autor:
M. I. Kogan, Yu. L. Naboka, A. V. Ryzhkin, I. A. Gudima, A. G. Ivanov, S. N. Ivanov, O. N. Vasiliev, V. P. Glukhov, A. V. Ilyash, D. V. Sizyakin
Publikováno v:
Vestnik Urologii, Vol 12, Iss 3, Pp 53-61 (2024)
Introduction. There is evidence of a connection between infectious and inflammatory lesions of the lower urinary tract and bladder cancer (BCa). However, there is virtually no data on the urine microbiota of middle-aged and elderly men with suspected
Externí odkaz:
https://doaj.org/article/1e3476438ec04bb58eec42b7843b5300
Publikováno v:
Travmatologiâ i Ortopediâ Rossii, Vol 0, Iss 1, Pp 117-120 (2011)
On the basis of three-dimensional analysis of the humerus bones was shown that the plate, placed on posterior-and-medial surface of the lower section of these bones, should be twisted in terminal portions and bended on both ends in the contact surfac
Externí odkaz:
https://doaj.org/article/762c71e366df47a49846386c5e2e6706
Publikováno v:
Advanced Engineering Research, Vol 10, Iss 1, Pp 112-120 (2010)
The subject matter of this article is the result of oxygen influence on oxidative wear of the carbide tool. Based on equation of entropy balance in theoretical dependence for the calculation of wear rate, the contribution of oxidation reactions of ha
Externí odkaz:
https://doaj.org/article/7946901a62614c77bd1a9ebcaf17462f
Autor:
Sergey V. Chekmazov, Andrei S. Ksenz, Andrei M. Ionov, Andrey A. Mazilkin, Anton A. Smirnov, Elena A. Pershina, Ivan A. Ryzhkin, Oleg Yu. Vilkov, Brian Walls, Kuanysh Zhussupbekov, Igor V. Shvets, Sergey I. Bozhko
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-12 (2024)
Abstract Sb is a three-dimensional Peierls insulator. The Peierls instability gives rise to doubling of the translational period along the [111] direction and alternating van der Waals and covalent bonding between (111) atomic planes. At the (111) su
Externí odkaz:
https://doaj.org/article/ea7f0140e9aa44fe9027f10ce358ce48
Autor:
R. A. Bashirov, L. E. Samoilenko, S. A. Ryzhkin, K. F. Vartanyan, D. A. Gimaletdinova, A. F. Yusupova, D. I. Abdulganieva, L. F. Ziganshina, E. S. Zamanova, E. V. Puzakin, A. A. Malov, B. M. Sharafutdinov
Publikováno v:
Вестник рентгенологии и радиологии, Vol 104, Iss 2, Pp 124-137 (2023)
Objective: to evaluate the possibilities of dynamic scintigraphy for the diagnosis of esophageal dysmotility (ED) and gastroesophageal reflux (GER) in patients with systemic sclerosis (SS).Material and methods. The study group included 77 patients wi
Externí odkaz:
https://doaj.org/article/1ecc14e072d7444abdafee44da314c43
Autor:
Sergey A. Ryzhkin, Yuliya V. Druzhinina, Zoya A. Lantukh, Ilya V. Soldatov, Viktor N. Lesnyak, Dmitry P. Lebedev, Denis N. Samochatov, Maria P. Semenova, Vitaliy А. Sukhov, Sergey E. Okhrimenko
Publikováno v:
Digital Diagnostics, Vol 4, Iss 2, Pp 142-155 (2023)
BACKGROUND: The widespread use of radiation sources in medical practice (cardio-endovascular surgery, endoscopy, traumatology, urology, neurosurgery, dentistry, and radioisotope diagnostics departments) leads to irradiation of the lens of the eye and
Externí odkaz:
https://doaj.org/article/32ccc6ce2db1474490f1caadb560f858