Browsing 2022 by Issue Date
Now showing items 101-120 of 267
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3D печать альгинатным гелем с гидроксиапатитом
(БНТУ, 2022)For regenerative medicine, a paste for 3D printing of tissue-engineered frames based on sodium alginate and hydroxyapatite has been obtained, which combines the advantages of both materials. The optimal content of hydroxyapatite in a paste based on alginate gel is 25–33 %. With an increase in the concentration of alginate in the gel from 3 % to 5 %, the rheological properties of ...2023-01-24 -
ДНК-диагностика мутаций, детерминирующих наследственные заболевания крупного рогатого скота голштинской породы
(БНТУ, 2022)Using the developed by us methods DNA-detection mutations in the FANCI, APAF1, SMC2, GART, TFB1M, SLC35A3, ITGB2, APOB, UMPS, and FXI genes determining hereditary diseases of cattle were identified. Monitoring of cattle populations in Belarus (n = 4617 heads), revealed the frequency of occurrence of animals of hidden carriers of mutant alleles of the genetic diseases: HH0С, which ...2023-01-24 -
Молекулярно-генетические маркеры как инструмент отбора животных, характеризующихся более высоким генетическим потенциалом по признакам молочной продуктивности и фертильности
(БНТУ, 2022)The most economically important productive characteristics which are necessary for the effective development of the dairy industry are the following: milk yield, production of milk fat and protein, as well as fertility of dairy cows. With the development of technology, much attention is paid to cattle breeding programs based on molecular genetic research methods. In our study, ...2023-01-24 -
Использование биоинформатического метода для исследования онкогенов у человека и модельных организмов
(БНТУ, 2022)The purpose of this work is to search for oncogenes and identify their homology in mouse (Mus musculus), pig (Sus scrofa) and mollusk (Biomphalaria glabrata) in relation to humans (Homo sapiens). To achieve this goal, a bioinformatic method was used. The results of the work allow us to recommend the studied animals as model organisms for the study of carcinogenesis and biomedical ...2023-01-24 -
Органосберегающий метод хирургического лечения (интраплевральное иссечение наружной стенки полости и ушивание дренирующих бронхов) у пациентов с хроническими полостными образования легких различной этиологии
(БНТУ, 2022)The article presents the results of a retrospective analysis of the treatment of 79 patients with common chronic destructive pulmonary diseases of an inflammatory nature (tuberculous cavities, chronic abscesses), who underwent organ-saving surgery.2023-01-24 -
Антимикробные свойства растительного сырья Беларуси
(БНТУ, 2022)The article presents the results of determining the antimicrobial activity of Vaccinium oxycoccos, Hypericum perforatum, Sedum telephium and etc.2023-01-24 -
Химический реагент из отходов нефтепереработки
(БНТУ, 2022)The production of such products from oil refining waste as dimethyl disulfide, methyl ethyl disulfide and diethyl disulfide using raw materials of unskilled use, thanks to a sufficient raw material base, will expand the range of Belarusian chemical reagents, reduce the burden on the environment and obtain an economic effect is shown in the study.2023-01-24 -
Влияние вида опорных частей на частоты собственных колебаний пролетного строения
(БНТУ, 2022)The comparing results of natural oscillations frequencies of the bridge span structure when using different types of bearing parts are presented in the article. Comparative analysis was performed.2023-01-24 -
食品微生物检测样品保存装置
(БНТУ, 2022)The utility model discloses a food microorganism detection sample storage device, which comprises a box body, wherein a fixing mechanism is installed inside the box body, and a turntable groove for fixing the sample is innovatively designed, which can cool evenly, avoid damaging the container during transportation, and solve the problem of the existing device, thus ensuring the ...2023-01-24 -
21 世纪海上丝绸之路”建设面临的挑战与对策
(БНТУ, 2022)In the 21st century, the change of the international marine strategic situation provides both opportunities and challenges for China's strategy of building a powerful marine country. Against this background, China has implemented the strategy of the “21st Century Maritime Silk Road”. Focuses on the analysis of the achievements and challenges of China's “21st Century Maritime Silk ...2023-01-24 -
将视频多模态情感分析运用在临床抑郁检测中
(БНТУ, 2022)The current clinical diagnosis of depression in the medical community relies on selfrating scales and physician interviews, but this approach is limited by the expertise of clinicians and the uneven distribution of medical resources. This paper proposes the use of video multimodal techniques in clinical diagnosis, aiming to improve the efficiency and accuracy of depression detection ...2023-01-24 -
The operational efficiency of China's economic energy sector from the perspective of marginal analysis
(БНТУ, 2022)The article presents the trends in the development of China's energy construction and analyzes the reasons for significant technological advances in this field of activity. Based on marginal analysis, the efficiency and sustainability of the functioning of China's energy field is shown.2023-01-24 -
An automatic catchment and root irrigation device for desert trees
(БНТУ, 2022)Now, there are 36 million km2 of deserts on the planet, a quarter of the land area, and expanding by 60,000 km2 per year. To combat climate change and achieve the carbon peaking and carbon neutrality goals, China is engaged in afforestation. However, water scarcity, strong winds and shortcomings of current irrigation methods make afforestation a major challenge. Based on the ...2023-01-24 -
仿鲨鱼皮吸波超材料
(БНТУ, 2022)In this paper, a radar absorbing metamaterial structure is designed, which consists of an upper layer of resistance film and a bottom layer of metal base plate, and the middle dielectric layer is omitted. The thickness of the resistance film is 100 nm, and the thickness of the metal plate is 1mm. The calculation results of CST Microwave Studio 2021 electromagnetic simulation ...2023-01-24 -
基于电阻膜的雷达吸波超材料设计和宽频隐身研究
(БНТУ, 2022)Resistive film is a class of films with resistive properties, which can be used in the manufacture of wave-absorbing metamaterials. The resistive film metamaterial absorber has the advantages of wide absorption frequency band and thin absorber thickness [1]. It has broad application prospects.2023-01-24 -
工业生态与节能——面向工业车间非均匀热环境营造的低碳空调系统
(БНТУ, 2022)The problem of indoor heat supply in industrial workshops in high latitude areas in winter is complex. The energy consumption of air conditioners used in most workshops is huge. In this paper, an innovative industrial low carbon air conditioning design based on the concept of “nonuniform thermal environment” is proposed. Through orthogonal experiment and three-level evaluation, ...2023-01-24 -
О применении ультразвукового воздействия при работе с вторичными материалами в дорожном строительстве
(БНТУ, 2022)The results of the analysis to determine the feasibility of developing technical solutions using ultrasonic exposure when working with asphalt granulate are presented. Ultrasonic action allows to increase the penetrating ability of regenerating additives and, as a result, to improve the quality of the asphalt concrete pavement.2023-01-24 -
Исследование влияния нефти на химический состав и молекулярную структуру корней и листьев растений
(БНТУ, 2022)The influence of oil on the molecular structure and chemical composition of the leaves of several plants through the root system during their growth was analyzed. The results of the experiments showed structural changes and leaf color after 1.5 months.2023-01-24 -
Сравнение адсорбционных свойств активированных углей, полученных из различных растительных материалов методом термохимической активации, с промышленным образцом марки ОУ-А
(БНТУ, 2022)The adsorption properties of activated carbons prepared by thermochemical synthesis were compared and analysed with those of industrial activated carbons. The comparison of the adsorption capacity of the samples on the conventional substance-markers shows that the mesoporous activated carbon prepared by the thermochemical synthesis method has better adsorption performance than ...2023-01-24 -
Review of ferrite radar absorbing metamaterials
(БНТУ, 2022)Ferrite absorbing metamaterials designed with metamaterial structures can effectively broaden the absorption bandwidth of electromagnetic waves. The current mainstream approach is to compound ferrite with other materials to produce ferrite absorbing metamaterials with better performance.2023-01-24