- 21. Obtaining kinetic characteristics of combustion of the coke from solid biofuels
- (Content №6 2020)
- ... placing and holding the initial biomass in an inert medium at temperatures of 750 and 900 C. The values of the activation energy and the chemical constant of the reaction rate were calculated by the method ...
- Created on 22 December 2020
- 22. Sodium silicate solute foaming in a flat slot-type capillary under microwave radiation influence
- (Content №6 2020)
- ... 5. Romero, A.R., Toniolo, N., Boccaccini, A.R., & Bernardo,E. (2019). Glass-Ceramic Foams from Weak Alkali Activation and Gel-Casting of Waste Glass. Fly Ash Mixtures. Materials, 12(588), 1-14. https://doi.org/10.3390/ma12040588. ...
- Created on 22 December 2020
- 23. Impact of duration of mechanochemical activation on enhancement of zinc leaching from polymetallic ore tailings
- (Contens №5 2020)
- ... 2020, (5): 047-054 https://doi.org/10.33271/nvngu/2020-5/047 Abstract: Purpose. Determination the impact of duration of mechanochemical activation on enhancement of zinc leaching from polymetallic ...
- Created on 30 October 2020
- 24. Geochemical specialization of the Shubarkol deposit coals
- (Contens №5 2020)
- ... analytical studies carried out by the instrumental neutron activation (INAA) method, as well as microscopic studies carried out on the basis of the nuclear-geochemical laboratory of the Department of Geoecology ...
- Created on 30 October 2020
- 25. Efficiency of underground gas generator in consideration of the reverse mode
- (Contens №4 2020)
- ... Hirnychoho Universytetu. 2020, (4): 039-046 https://doi.org/10.33271/nvngu/2020-4/039 повний текст / full article Abstract: Purpose. Activation of the processes of well ...
- Created on 30 August 2020
- 26. Ecological evaluation of remediation efficiency of Vilnohirsk mining and metallurgical plant
- (Contens №3 2020)
- ... tasks of reclamation activities is activation of the natural regeneration or purposeful formation of environmentally sustainable artificial ecosystems that are valuable in economic, environmental, and ...
- Created on 02 July 2020
- 27. Subsidence and failures within the territory of Precarpathian salt fields and the possibility of their prediction
- (Contens №2 2020)
- ... 5. Pavlyuk,V. I. (2016). Natural factors of activation of exogenous processes on technogenically disturbed areas with salty deposits of Precarpathians. Geodynamics, 1(20), 94-105. ...
- Created on 10 May 2020
- 28. Earth fault protection for compensated electric networks based on frequency filters
- (Content №1 2020)
- ... exceeds the setpoint, which is 12‒15 % of the nominal value. In order to ensure reliable operation of the protection, permanent and arcing faults provide activationof protection impulses in the event of ...
- Created on 10 March 2020
- 29. Physical and chemical transformations in gas coal samples influenced by the weak magnetic field
- (Contens №6 2019)
- ... for mechanical activation followed by magnetic field treatment that, in the latter case, can be related to additional implementation of spin-selective chemical reactions directly on the coal microparticle ...
- Created on 23 December 2019
- 30. The energy technological background of involving salty coals into energy balance of Ukraine. 2. Natural minerals as catalysts of thermochemical conversion of salty coals in various conditions
- (Contens №6 2019)
- ... lead to intensification of ignition processes, accelerated yield of gaseous products (H2, CO, CO2) and changes in the gas content ratio. The activation energy of combustion coke residual salty and desalted ...
- Created on 23 December 2019
- 31. Vibration platform for forming large-sized reinforced concrete products
- (Geotechnical and mining mechanical engineering, machine building)
- ... dynamic model of the vibrational stand based on elastic support and driven by three vibrational generators with pairwise alternating of their activation according to the given mode of operation has been ...
- Created on 26 October 2019
- 32. Mechanochemical synthesis of additives for cathode material of lithium-ion traction batteries
- (Electrical Complexes and Systems)
- ... This email address is being protected from spambots. You need JavaScript enabled to view it.; This email address is being protected from spambots. You need JavaScript enabled to view it., National Transport University, Kyiv, Ukraine, е‑mail: This email address is being protected from spambots. You need JavaScript enabled to view it. Abstract: Purpose.To study the effect ofmechanical activationon TiO2–SiO2–Al2O3 ...
- Created on 26 December 2018
- 33. Non-kimberlitic sources of diamonds and prospects of their discovery in the ukrainian shield
- (Geology)
- ... on the Ukrainian shield. Naukovyi Visnyk Natsionalnoho Hirnychoho Universytetu, 6, pp. 22‒40. 8. Yatsenko, G. M., Bekesha, S. N., Hayovskiy, O. V. and Yatsenko, I. G., 2011. Activation periods, ...
- Created on 26 December 2018
- 34. On the influence of the number of aggregates and free particles on the subsidence of loess soils
- (Geology)
- ... Engineeringm [e-journal], 8(2), pp. 256–274. DOI: 10.1016/j.jrmge.2015.12.002. 8. Sadovenko, I.A. and Derevyagina, N.I., 2012. About activation potential of loess landslide massif. Naukovyi Visnyk ...
- Created on 29 October 2018
- 35. Concept of determining the friction stir welding mode
- (Geotechnical and mining mechanical engineering, machine building)
- ... mixing of alloys based on aluminum.Ukraine. Pat.75698. 9. Vakulenko, I. A. and Plitchenko, S. A., 2017. Determination activation energy of friction stir welding. In: Welding and Related Technologies: ...
- Created on 27 August 2018
- 36. Electrical charges as catalysts of chemical reactions on a solid surface
- (Solid State Physics, Mineral Processing)
- ... N. V. and Khalymendyk, A. V., 2017. Оn formation of electrically conductive phases under electrothermal activation of ferruginous carbonates. Naukovyi Visnyk Natsionalnoho Hirnychoho Universytetu, 4, pp. ...
- Created on 27 August 2018
- 37. Determination of physicochemical parameters of Djebel Onk phosphate flotation (Algeria)
- (Solid State Physics, Mineral Processing)
- ... Parameters of Pyrite Flotation. Journal of Mining Science, 51(6), pp. 1262–1270. DOI: 10.1134/S1062739115060576. 7. Chettibi, M. and Abramov, A. A., 2016. Development of sphalerite activation regularity ...
- Created on 27 August 2018
- 38. Multilevel system of magnet and thermal deparafinization with external insulating coatings
- (Mining)
- Authors: А.М.Mаtviienko, Cand. Sc. (Tech.), Assoc. Prof., orcid.org/0000-0002-9081-9030, Poltava National Technical Yuri Kondratyuk University, Poltava, Ukraine, e-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.; This email address is being protected from spambots. You need JavaScript enabled to view it.; ...
- Created on 03 July 2018
- 39. Substantiation into “rock massive – underground gasifier” system adaptability of Solenovskyi site in the Donetsk coal basin
- (Mining)
- ... activation on the formation of the surface trough during anthracite seams extraction. Mining of Mineral Deposits, 11(2), pp. 91–95. DOI: 10.1201/b13157-710.15407/ mining11.02.091. 22. Kuz’menko, O., ...
- Created on 03 July 2018
- 40. Regimeology of coal markets
- (Economy and Management)
- ... At the same time, there is an activation of regimes of equilibration of the interests of market participants, which return the system to network operation. Originality. It is shown that the world ...
- Created on 16 May 2018