與「O. A. Tsvetkova」相符的使用者個人學術檔案

Olga Tsvetkova

Postdoctoral Fellow, Department of Physics, Physics Engineering and Astronomy, Queen's …
在 queensu.ca 的電子郵件地址已通過驗證
被引用 217 次

Implementation of train scheduling system in rail transport using assignment problem solution

…, IK Minashina, EM Zakharova, OA Tsvetkova - Procedia Computer …, 2015 - Elsevier
The paper is concerned with the freight scheduling problem in the rail transport control systems.
Its base sub problem of train scheduling has been modeled as an assignment problem …

Influence of the thermal effect on the cutting forces in the ultrasonic machining of high-strength materials

…, GK Muldasheva, AP Petrovskii, OA Tsvetkova - Russian Engineering …, 2015 - Springer
A method is proposed for determining the frictional force at the tool's cutting surface in the
ultrasonic machining of high-strength materials. The formation of a superthin soft surface film …

Comorbidity of chronic obstructive pulmonary disease and cardiovascular diseases: place of therapy with modern β-adrenoblockers

YN Belenkov, OA Tsvetkova, EV Privalova, GV An… - …, 2019 - europepmc.org
Chronic obstructive pulmonary disease (COPD) is the fourth largest cause of worldwide
mortality. Presence of comorbidities is registered in 96% of COPD patients. The most important …

Synthesis and study of compositions of the La–Sr–Ti–O system for SOFCs anode development

Y Tsvetkova, V Kozhukharov - Materials & Design, 2009 - Elsevier
The aim of the present work is to perform preliminary investigations on samples from the La–Sr–Ti–O
system. The following compositions: La 1−x Sr x TiO 3 (x=0.5; 0.6; 0.7; 0.8) have …

Nonlinear Effects and Run-up of Coastal Waves Generated by Billiards with Semi-rigid Walls in the Framework of Shallow Water Theory

…, VE Nazaikinskii, AV Tsvetkova - Proceedings of the Steklov …, 2023 - Springer
By coastal waves we mean time-periodic or nearly time-periodic gravity waves on water in a
basin of depth \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{…

Sarcoidosis with Cardiac Involvement and Monoclonal Gammopathy

OO Voronkova, OA Tsvetkova, SN Avdeev… - …, 2020 - europepmc.org
The article presented a clinical case of 8-year follow-up of a patient with a relatively
beneficial course of pulmonary sarcoidosis and intrathoracic lymph nodes and with gradually …

Sol-gel synthesis and investigation of proton-conducting hybrid organic-inorganic silicophosphate materials

IN Tsvetkova, OA Shilova, MG Voronkov… - Glass Physics and …, 2008 - Springer
Proton-conducting silicophosphate sol-gel systems modified by water-and alcohol-soluble
low-molecular and high-molecular organic compounds (such as polyionenes, …

[引言][C] Polarizing interferometry in the sedimentation analysis of polymers

VN Tsvetkov - Polymer Science USSR, 1967 - Elsevier
… USSR) VI TSVETKOVA, ON PIROGOV, DM LISITSYN and NM CHIRKOV, Vysokomol. soyed.
3… The telescopic system of objectives 03 and Oa (combined by the focal points) projects the …

Chamber inhibitors of steel corrosion based on lauric acid

IV Tsvetkova, AY Luchkin, OA Goncharova… - International Journal of …, 2021 - elibrary.ru
Chamber protection is a kind of vapor-phase protection of metals from atmospheric corrosion
by means of corrosion inhibitors. It involves short-term treatment of metals in inhibitor …

A case of lymphogranulomatosis in a patient with type 1 neurofibromatosis

OA Tsvetkova, GB Abdullaeva - Klinicheskaia Meditsina, 2012 - europepmc.org
Neurofibromatosis is a common monogenic disease in man; its incidence is at least 1: 3000-1:
4000 population. It is inherited in the autosomal dominant mode with high penetrance and …