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Borodin, A.V.,Borodin, V.A.,Petkov, I.S.,Sidorov, V.V. The Korea Association of Crystal Growth 1999 韓國結晶成長學會誌 Vol.9 No.4
New method of control based upon a physical model of the Stepanov growth technique has been developed. The controller keeps the system stable and completely denies operator's interference into the process. The system demonstrates very reliable results under commercial production of shaped sapphire crystals.
Computer modeling of a multi-run growth technique for sapphire ribbons
A.V.Borodin,V.A.Borodin,A.V.Zhdanov,I.S.Petkov 한양대학교 세라믹연구소 2003 Journal of Ceramic Processing Research Vol.4 No.2
Multi-run growth is most commonly applied to provide a high yield of shaped crystals. The presence of several crystals in a melting zone and a radiative heat exchange between them pose difficulties in the optimization of the heat zone design and growth conditions. The trial-and-error experiments can hardly be applied because of high cost in terms of materials and time. Moreover, the presence of many parameters under consideration and their interaction make a tentative search a very arduous task. In this paper, the multi-run growth process for sapphire ribbons is studied on the basis of mathematical modeling and the optimized relationships are found.
Borodin, V.A.,Sidorov, V.V.,Steriopolo, T.A. The Korea Association of Crystal Growth 1999 韓國結晶成長學會誌 Vol.9 No.4
Detailed description of the crystal growth methods permitting one to obtain complicated shape crystals from the melt is given. The variable shaping technique provides the growth of crystals with a discrete altering cross-section configuration during crystallization. The dynamic local shaping technique enables one to grow items with a continuous alteration of the side surface profile by a preset program.
( Konstantin Borodin ),( Anton Strokov ) 세종대학교 경제통합연구소 2015 Journal of Economic Integration Vol.30 No.2
On the basis of data on trade among the Russian Federation, Belarus, and Kazakhstan, an attempt is made to assess the existing trends in trade before they formed the Customs Union within the Eurasian Economic Community and the very first results of the Customs Union activities. The removal of tariffs in mutual trade between Russia and Belarus, as our study shows, has not led to the development of mutual trade, although it helped Belarus to improve some of its macroeconomic indicators. Kazakhstan`s accession to the Preferential Trade Agreement between Russia and Belarus stimulated the trade creation effect in some commodity groups (73 - articles of iron and steel). At the same time, in the overwhelming majority of trade sectors that showed a relatively high trade activity of the CU countries, a large share belongs to the EU countries; China also shows growing dynamics in trade with the CU countries. Using two options of the gravity model, we evaluated the Customs Union effects, which in their entirety confirmed that the Customs Union is dominated not by mutual trade but by trade with the countries from the rest of the world, including the Commonwealth of Independent States countries. Moreover, the extended option of the model, which takes into account the export of the basic product groups, has shown that the fuel group is the most important factor for the Customs Union countries in terms of export development. Mineral fuels belong to the product group 27 along with oils and distillation products.
Konstantin Borodin,Sergei Salnikov 한국국제경제학회 2018 International Economic Journal Vol.32 No.3
The purpose of this paper is to assess the major trends, factors, and prospects of development of Russian and EEU sunflower oil exports. The sanctions resulted in an increase of sunflower oil exports in 2014 to a peak value, which allowed the producers to accumulate revenues in hard currency. The gravity models findings for Russia and for the EEU show that the sanctions stimulated the growth of sunflower oil exports. As distinct from a common language, a common border also encourages the development of Eurasian exports to third countries. The tariff size in the importer country is strongly and negatively connected with exports both from Russia and from the EEU. The effect of regional integration within the EEU is insignificant for the development of sunflower oil exports, while regional integration processes in the CIS have a positive impact on exports.
Wave attenuation in microcrystal copper at irradiation by a powerful electron beam
E.N. Borodin,A.E. Mayer,V.S. Krasnikov 한국물리학회 2011 Current Applied Physics Vol.11 No.6
The numerical study of high-rate plasticity of Cu target with different grain sizes under the action of nanosecond relativistic high-current electron beam has been carried out in the paper. The model of microcrystal material plasticity includes dislocation kinetics and dynamics as well as the stress relief in the grain boundaries of the polycrystal. This model has only two adjustable parameters. The presented results demonstrate a strong dependence of the shock wave attenuation coefficient on the grain size. At the grain size of about 70 nm, the plasticity mechanism of the dislocation glide inside grains changes to plasticity mechanism along grain boundaries.
Modification of Seeder SZ-3, 6 by using Deep Placement Fertilizer Application Technology
( Iaroslav Patuk ),( Hideo Hasegawa ),( Piotr Feliks Borowski ),( Igor Borodin ),( Anna Lyude ) 한국농업기계학회 2018 한국농업기계학회 학술발표논문집 Vol.23 No.1
At the present time the agricultural sector has become flexible and changeable in order to supply sufficient food for the world’s population. In this challenge, farmers in a number of developing countries are looking for a new technology to increase crop yields and incomes, reduce the amount of fertilizer used and decrease environmental damage to the atmosphere and water. These issues play a key role in the sustainable development of agriculture. This paper presents the results of a research based on modernization of the seeder SZ - 3, 6 made by a Russian manufacturer and equipped with deep placement fertilizer technology. The seeder SZ - 3, 6 is designed by a Russian manufacturer to drill seeding of cereals (wheat, rye, barley, oats), legumes (peas, beans, soybeans, lentils, chickpea, lupine) with simultaneous application of fertilizers. The basic version of the seeder applies fertilizers not deep in the soil, 5 - 10 cm, but after modernization, by installation of additional equipment of deep placement fertilizer technology on the seeder, the depth of fertilizers will be achieved up to 10 - 25 cm. The depth of fertilizers more than 10 cm allows plants to grow throughout the all-growing season. Deep placement fertilizer technology is an innovative and a profitable practice, which serves not only reduction of wastage and excessive use of fertilizer but also mitigate negative impacts induced by fertilizer application on the environment. This, proven by experts, fertilizer application technology achieves average yield increase. The purpose of modernization of seeder SZ - 3, 6 is to achieve a cost-effective model, which could be equivalent with more expensive original one. The construction and using of deep placement fertilizer technology in modern agriculture are described. The results indicated a theoretical scheme for the seeder equipped with deep placement fertilizer technology as well as describing the working principle of the seeder during the application of the deep placement fertilizer technology. By using the modified seeder, we are able to increase of average crop yield with better quality and minimization of usage of fertilizers.