- 1. Magnetic stimulation of chemical reactions in coal
- (Content №4 2023)
- ... theory, a diffusion theory of recombination of radical pairs taking into consideration triplet-singlet transit, and nuclear-spin selectivity of chemical reactions. Findings. The physical mechanism of ...
- Created on 28 August 2023
- 2. Impact of weak electromagnetic fields on the properties of coal substance
- (Content №5 2022)
- ... field has caused the opposite consequences. It is shownthat magnetically stimulated chemical reactions occurring in the coal substance are aimed at the recombination of free radicals with active surface ...
- Created on 30 October 2022
- 3. On the mechanism of ionization of atoms at compression of a substance by front of the converging shock wave
- (Content №3 2022)
- ... Stefanovich, L.I. (2018). Electrical charges as catalysts of chemical reactions on a solid surface. Naukovyi Visnyk Natsionalnoho Hirnychoho Universytetu, (4), 50-58. https://doi.org/10.29202/nvngu/2018-4/7. ...
- Created on 29 June 2022
- 4. Selective non-catalytic reduction of nitrogen oxides in the production of iron ore pellets
- (Content №1 2022)
- ... a consumption of 219 kg/h does not significantly affect the temperature regime in the PRE zone. Modeling the chemical reactions of the SNCR process with the injection of 50% urea solution droplets through ...
- Created on 25 February 2022
- 5. Numerical studies on thermochemical processing of peat in a fixed layer
- (Content №1 2022)
- ... of the dispersed phase and the rate of heterogeneous and homogeneous chemical reactions by changing the proportion of O2 or H2O air enrichment. Keywords: fixed bed, coal, peat, thermal conductivity, steam ...
- Created on 25 February 2022
- 6. Compound physical and mechanical effects stimulating metastable diamond formation
- (Content №4 2021)
- ... A.S., & Stefanovich, L.I. (2018). Electrical charges as catalysts of chemical reactions on a solid surface. Naukovyi Visnyk Natsionalnoho Hirnychoho Universytetu, (4), 50-58. https://doi.org/10.29202/nvngu/2018-4/7. ...
- Created on 23 August 2021
- 7. Improvement of the membrane-free electrolysis process of hydrogen and oxygen production
- (Content №1 2021)
- ... density supplied to a monopolar membrane-free high-pressure electrolyzer, as well as to determine the effect of a discrete current supply on electrochemical reactions during electrolysis. Methodology. ...
- Created on 05 March 2021
- 8. Physical and chemical transformations in gas coal samples influenced by the weak magnetic field
- (Contens №6 2019)
- ... Purpose. To study changes in the gas coal sample microstructure, the trends of changing iron concentration and thermal effects of chemical reactions stimulated by the pulsating magnetic field ...
- Created on 23 December 2019
- 9. Contents 04 2018
- (Contents №4 2018)
- ... charges as catalysts of chemical reactions on a solid surface 50 I.K. Mladetsky, Ya.G. Kuvaiev, N.S. Pryadko. The control regularity detection ...
- Created on 18 September 2018
- 10. Electrical charges as catalysts of chemical reactions on a solid surface
- (Solid State Physics, Mineral Processing)
- Authors: V. V. Sobolev, Dr. Sc. (Tech.), Prof., orcid.org/0000-0003-1351-6674, National Mining University, Dnipro, Ukraine, e-mail: This email address is being protected from spambots. You need JavaScript enabled to view it. N. V. Bilan, Cand. Sc. (Geol.), Assoc. ...
- Created on 27 August 2018
- 11. The macrokinetics parameters of the hydrocarbons combustion in the numerical calculation of accidental explosions in mines
- (Environmental safety, labour protection)
- ... experimental data. Obtaining such data in a physical experiment for explosive chemical reactions meets serious difficulties. This is due to the size of the reaction zone not exceeding fractions of a millimeter, ...
- Created on 11 March 2018
- 12. Formation of thermal fields by the energy-chemical complex of coal gasification
- (Mining)
- ... of thermochemical reactions in it and methods of heat exchange have been obtained. Dependence of payback period of cogeneration plant in terms of underground coal gasification on electrical energy and ...
- Created on 17 November 2017
- 13. On formation of electrically conductive phases under electrothermal activation of ferruginous carbonates
- (Solid-State Physics, Mineral Processing)
- ... space, the electric field of point charges takes the prominent part in the formation of the end product of chemical reactions. The additional effect of electric current on the increasing destabilization ...
- Created on 06 September 2017
- 14. Determination of areas of atmospheric air pollution by sulfur oxide emissions from mining and metallurgical and energy generating enterprises
- (Environmental safety, labour protection)
- ... method is based on the joint solution of the equations of convective-diffusion transport of pollutants that come directly from enterprises or are formed additionally due to chemical reactions in the atmosphere. ...
- Created on 24 July 2017
- 15. Mechanism of thick metal walls penetration by high-speed microparticles
- (Solid-State Physics, Mineral Processing)
- ... Solution of the quantum mechanical model testifies that electric charges serve as catalysts responsible for the significant reduction of the energy barrier of chemical reactions. To ensure super deep penetration, ...
- Created on 19 January 2017
- 16. Research of catalysts influence on gas burst volume decline during detonation of different types of explosives
- (Environmental safety, labour protection)
- ... chemical reactions in down-hole charges at detonation transformation of nitrogen-bearing explosives. It has been experimentally established that the catalysts of inorganic nature do not influence the amount ...
- Created on 05 January 2013
- 17. On the issue of the water solubility estimation of the mechanically activated quartz
- (Solid-state physics, mineral processing)
- ... the dislocations concentration – the active superficial centers – reduces the power barrier of chemical reactions of a new phase formation. ...
- Created on 04 January 2013
- 18. Phase transformations in bituminous coals under the influence of weak electric and magnetic fields
- (Solid-state physics, mineral processing)
- ... carried out on DRON-3 installation. Findings. Passage of a weak electric current triggers chemical reactions in the coal of the type ‘solid phase > gas’, increasing the concentration of paramagnetic ...
- Created on 08 November 2012
- 19. Modeling of changes in caprock during CO2 underground geological storage
- (Solid-state physics, mineral processing)
- ... geochemical software, which takes into account the thermodynamics and kinetics of chemical reactions and mass transport. A series of calculations were performed with a reactive transport program Crunch ...
- Created on 08 November 2012