Study of thermodynamics of complex formation of flavonoids of steviа (Stevіa rebaudіana Bertonі) leaves
The study of the formation mechanism of flavonoid complex with aluminum ions. On the basis of the negative low Gibbs free energy values it found that chelation is a natural phenomenon. Determination of the antioxidant capacity of flavonoids stevia leaf.
Подобные документы
Investigation of adhesive compositions based on polychloroprene for the adhesion of rubber soles to the tips of the skin. Determination of the adhesion strength of the adhesive film when stretched as the hardener content of the adhesive is increased.
статья, добавлен 21.12.2016The use of the boundary values of parameters of mould displacement of the earth's surface and refining the workings of the design scheme to predict the trajectory of sedimentation. Determination of empirical coefficients of mathematical equations.
статья, добавлен 30.07.2016The essence of ventilation systems. Operation of special ventilation shafts, requirements for the location of the ventilation shafts. The design of the ventilation system, its role in the design of complex transport systems, road and rail tunnels.
контрольная работа, добавлен 19.02.2019The results of expedition research of some solar salt works of the South of Ukraine (Kherson region, AR Crimea) and lake Baskunchak (Astrachan region, Russia). Discussing the approaches to modeling natural environment in D. salina laboratory culture.
статья, добавлен 27.07.2016Justification of the status of the time-projection camera as the main track detector and charged particle identification detector in the new multifunctional detector of the Collider-type heavy ion particle accelerator complex based on the Nuclotron.
статья, добавлен 20.05.2020Defining of dimensional relationships where the aspect ratio. The building process for 3D microdevices. The features of creation surface energy high enough to maintain adhesion of the electroplated material until completion of the plating process.
реферат, добавлен 16.04.2017Combined heating - a modern way of organizing the heat supply of the house. Use of independent sources of thermal energy. The advantages of using solar collectors. The principle of operation of the stove, fireplace insert. Types of combination boilers.
доклад, добавлен 14.03.2019Types of Electric Vehicle in use Today. Alternative and Novel Energy Sources and Stores. Electric Machines and their Controllers. Motor Cooling, Efficiency and Mass. Design of Ancillary Systems. Battery powered cars and vans. Torque speed characteristics.
книга, добавлен 25.11.2013Анализ эффективности новых технологий по сравнению с добычей традиционных энергоресурсов. Схема расчета EROEI (Energy return on energy invested). Направления применения EROEI. Схема учета энергетических затрат для капитального обустройства месторождения.
статья, добавлен 16.01.2019A resource-saving technology complex processing of highly mineralized mine waters of mining enterprises of the Kryvyi Rih iron ore basin has been developed. Of all the known methods of water desalination, the only method in this case is reverse osmosis.
статья, добавлен 26.12.2023The historical and formation stages of the Lviv school of glassmaking are approximated. The modernization of educational mechanisms are identified, ways of their solution are suggested and applied measures that will promote implementation are outlined.
статья, добавлен 16.02.2022Investigation of the mechanism of movement of working bodies vibroimpact classifier for the purpose of improving the efficiency and performance of mineral processing. Qualitative and quantitative analysis of the dynamics of working bodies of the pendulum.
статья, добавлен 24.02.2016Study of features of lysergic acid diethylamide opening. Characteristic aspects of cornflakes in the United States. Analysis of the background of the invention of the pacemaker. Characteristics based on the version of the discoverer of anesthesia.
презентация, добавлен 16.11.2013- 64. Structural and electro-physical properties of heterogenous film materials based on refractory metals
Structural phase composition analysis of heterogenous film materials based on refractory metals is presented. A thermal activity nature of their conductivity was determined. Of investigation were estimated thermal resistance coefficient and energy.
статья, добавлен 30.07.2016 Information about the general state of technologies for the utilization of secondary energy resources and environmental resources. The essence of phase transitions in food production technologies. The possibility of creating energy-material circuits.
статья, добавлен 10.06.2022Getting the coordination compounds of Zn (II) and Cd (II) from 3-methoxybenzene acid hydrazide using hot etanolnyh or water-ethanol solutions in weakly acidic medium. Participation organic ligand molecules in the formation of solid Zn(II) і Cd(II).
статья, добавлен 23.02.2016Evaluation of the effectiveness of electronic test during verification of the direction and power of electric switches connecting or disconnecting the circuit when certain conditions are met. The study of the performance of Electromechanical relays.
статья, добавлен 14.09.2016Discussing an innovative technology for fault detection of the pipelines transportation. Study and characteristic repeated correlation of the above structures with kinematic diagram of failure, which make for adequate predicting the remaining life.
статья, добавлен 02.11.2018Using transmission electron microscopy methods the layer by layer analysis of the bulk hardened superior quality rails is carried out, phase state and defect substructure gradients are established. Character of changing of structure-phase states.
статья, добавлен 30.07.2016Consideration the mathematical model of process of pressing of seamless pipes. Effect on various forms of rolling shaping matrix. The nature of the formation of the deformation zone. Development of direct compression on a cylindrical mandrel pipe.
статья, добавлен 30.01.2016Theoretical study of the basic functioning of the starch industry. The raw materials used for the а production of polysaccharide under consideration. The structure of the modified starches and dextrin. The use of the ingredient as a food additive.
презентация, добавлен 27.10.2014Algorithm for determination of transfer function models for transient processes from noisy data with continued fraction approximations is proposed. Presented method allows to solve the stability problem of low-order continued fraction approximations.
статья, добавлен 26.06.2016Environmental biotechnology study the use of living organisms for a wide range of applications in hazardous waste treatment and pollution control. The use of biotechnology in the dairy industry. Methods for producing whey. Security staff activity.
курсовая работа, добавлен 13.04.2015Analysis of requirements for electric-drive of mechanism of pulsed wire feed, and the benefits of using a special Brushless Direct Current electric-drive. Design of half-bridge circuit to regulate the strength of the current phase of the stator windings.
статья, добавлен 22.12.2016The concept and functional characteristics of diamond-like films of amorphous carbon with a high concentration of carbon with SP3. The peculiarities of their practical use. Diagram of the coating, its physical and chemical properties, the benefits.
статья, добавлен 12.06.2015