Technologies and Engineering
Technologies and Engineering
ISSN 2786-5371 e-ISSN 2786-538X
DOI: 10.30857/2786-5371
Submit an article

Author

Volodymyr Khomenko

Doctor of Engineering Sciences, Associate Professor

Kyiv National University of Technologies and Design

01011, 2 Mala Shyianovska Str., Kyiv, Ukraine

https://orcid.org/0000-0003-0013-8010

All articles

open access

Keywords: graphite; chemical purification; ash content; mineral acids; ammonium fluoride

Development of methods for improving the efficiency of natural graphite chemical purification

Iryna Makyeyeva, Olha Kyslova, Dmytro Patlun, Volodymyr Khomenko, Dmytro Niculin

https://doi.org/10.30857/2786-5371.2024.2.11

Suggested citation

Makyeyeva, I., Kyslova, O., Patlun, D., Khomenko, V., & Niculin, D. (2024). Development of methods for improving the efficiency of natural graphite chemical purification. Technologies and Engineering, 25(2), 117-124. https://doi.org/10.30857/2786-5371.2024.2.11
Read more
  • 17.04.2024
  • 545 Views
  • Technologies and Engineering - Vol. 25, No. 2, 2024
open access

Keywords: additive manufacturing; polymeric materials; programmable structures; relative permittivity

Application of additive technologies in the creation of metamaterials with adjustable dielectric properties

Bohdan Savchenko, Nadiya Sova, Volodymyr Khomenko, Oleksandr Slieptsov, Yevhenii Bulhakov, Roman Slepchenko

https://doi.org/10.30857/2786-5371.2023.6.7

Suggested citation

Savchenko, B., Sova, N., Khomenko, V., Slieptsov, O., Bulhakov, Ye., & Slepchenko, R. (2023). Application of additive technologies in the creation of metamaterials with adjustable dielectric properties. Technologies and Engineering, 24(6), 89-100. https://doi.org/10.30857/2786-5371.2023.6.7
Read more
  • 22.11.2023
  • 645 Views
  • Technologies and Engineering - Vol. 24, No. 6, 2023
open access

Keywords: graphite; composite; electrical conductivity; slice; dispersion; polymer binder; carbon black

Application of graphites in electrically conductive polymer composites

Oksana Butenko, Oksana Chernysh, Yulia Kubai, Volodymyr Khomenko, Viacheslav Barsukov, Yaroslav Kuryptia

https://doi.org/10.30857/2786-5371.2022.6.7

Suggested citation

Butenko, O., Chernysh, O., Kubai, Y., Khomenko, V., Barsukov, V., & Kuryptia, Y. (2022). Application of graphites in electrically conductive polymer composites. Technologies and Engineering, 23(6), 72-81. https://doi.org/10.30857/2786-5371.2022.6.7
Read more
  • 30.11.2022
  • 656 Views
  • Technologies and Engineering - Vol. 23, No. 6, 2022
open access

Keywords: percolation threshold, carbon filler, two-component filler, electrical conductivity, polymer composite

Influence of parameters of one-component and two-component carbon filler on the electrical conductivity of acrylic polymer composite coating

Yaroslav Kuryptia, Ilona Senyk, Viacheslav Barsukov, Volodymyr Khomenko

https://doi.org/10.30857/2786-5371.2022.5.6

Suggested citation

Kuryptia, Y., Senyk, I., Barsukov, V., & Khomenko, V. (2022). Influence of parameters of one-component and two-component carbon filler on the electrical conductivity of acrylic polymer composite coating. Technologies and Engineering, 23(5), 56-66. https://doi.org/10.30857/2786-5371.2022.5.6
Read more
  • 26.10.2022
  • 498 Views
  • Technologies and Engineering - Vol. 23, No. 5, 2022
open access

Keywords: ultrasound, dispersion, shielding coatings, graphite, carbon black, electrical conductivity, electromagnetic radiation

Applications of ultrasound in manufacturing process of electric conductive coatings based on carbon materials

Oksana Butko, Oksana Butenko, Volodymyr Khomenko, Viktor Tverdohlib, Viacheslav Barsukov, Oksana Chernysh

https://doi.org/DOI:10.30857/1813-6796.2020.4.12

Suggested citation

Butko, O., Butenko, O., Khomenko, V., Tverdohlib, V., Barsukov, V., & Chernysh, O. (2020). Applications of ultrasound in manufacturing process of electric conductive coatings based on carbon materials. Technologies and Engineering, 21(4), 130-139. https://doi.org/DOI:10.30857/1813-6796.2020.4.12
Read more
  • 23.09.2020
  • 568 Views
  • Technologies and Engineering - Vol. 21, No. 4, 2020
open access

Keywords: electromagnetic radiation, nanomaterials, radio-screened composite materials, protective coatings

Features of the influence of nanomaterials on shielding of electromagnetic radiation by composites

Oksana Butenko, Oksana Chernysh, Volodymyr Khomenko, Viktor Tverdohlib, Viacheslav Barsukov

https://doi.org/DOI:10.30857/1813-6796.2020.3.13

Suggested citation

Butenko, O., Chernysh, O., Khomenko, V., Tverdohlib, V., & Barsukov, V. (2020). Features of the influence of nanomaterials on shielding of electromagnetic radiation by composites. Technologies and Engineering, 21(3), 155-164. https://doi.org/DOI:10.30857/1813-6796.2020.3.13
Read more
  • 30.06.2020
  • 386 Views
  • Technologies and Engineering - Vol. 22, No. 3, 2020
open access

Keywords: radio-shielding composite materials, protective coatings, electromagnetic shielding

Influence of natural graphite morphology on electromagnetic shielding of composite materials

Oksana Butko, Oksana Butenko, Volodymyr Khomenko, Igor Korotash, Viktor Tverdohlib, Viacheslav Barsukov

https://doi.org/DOI:10.30857/1813-6796.2019.6.5

Suggested citation

Butko, O., Butenko, O., Khomenko, V., Korotash, I., Tverdohlib, V., & Barsukov, V. (2019). Influence of natural graphite morphology on electromagnetic shielding of composite materials. Technologies and Engineering, 20(6), 48-57. https://doi.org/DOI:10.30857/1813-6796.2019.6.5
Read more
  • 19.12.2019
  • 441 Views
  • Technologies and Engineering - Vol. 20, No. 6, 2019
open access

Keywords: thermomechanical analysis, deformation, equilibrium module, modulus of elasticity, material flow, electrically conductive composites

Thermomechanical analysis of electrical conductive composite materials based on polyvinylbutyral

Oksana Butenko, Andrii Misiura, Yevgen Mamunya, Viacheslav Barsukov, Volodymyr Khomenko

https://doi.org/DOI:10.30857/1813-6796.2019.5.16

Suggested citation

Butenko, O., Misiura, A., Mamunya, Ye., Barsukov, V., & Khomenko, V. (2019). Thermomechanical analysis of electrical conductive composite materials based on polyvinylbutyral. Technologies and Engineering, 20(5), 141-149. https://doi.org/DOI:10.30857/1813-6796.2019.5.16
Read more
  • 23.10.2019
  • 548 Views
  • Technologies and Engineering - Vol. 20, No. 5, 2019
open access

Keywords: polymer binders, power sources, resistance, cyclic voltammetry, electrochemical capacitor

Polymeric binders on aqueous and alcohol basis for electrochemical capacitors

Oksana Chernysh, Iryna Makyeyeva, Volodymyr Khomenko, Viacheslav Barsukov

https://doi.org/10.30857/1813-6796.2018.5.9

Suggested citation

Chernysh, O., Makyeyeva, I., Khomenko, V., & Barsukov, V. (2018). Polymeric binders on aqueous and alcohol basis for electrochemical capacitors. Technologies and Engineering, 2018(5), 80-88. https://doi.org/10.30857/1813-6796.2018.5.9
Read more
  • 24.10.2018
  • 517 Views
  • Technologies and Engineering - Vol. 19, No. 5, 2018
open access

Keywords: adsorption, electron density, composite, polarization

Adsorption properties composites of polypirrol-spinel NiCo2O4

A. Katashynskyi, Volodymyr Khomenko, Viacheslav Barsukov, Oksana Chernysh

https://doi.org/10.30857/1813-6796.2018.3.3

Suggested citation

Katashynskyi, A., Khomenko, V., Barsukov, V., & Chernysh, O. (2018). Adsorption properties composites of polypirrol-spinel NiCo2O4. Technologies and Engineering, 19(3), 25-31. https://doi.org/10.30857/1813-6796.2018.3.3
Read more
  • 26.06.2018
  • 491 Views
  • Technologies and Engineering - Vol. 19, No.3, 2018
open access

Keywords: polyethylene, polyolefine wastes, accelerated degradation additive, polyethylene wax, relative elongation

Investigation of the features of the accelerated degradation of polyolefine wastes

Nadiya Sova, Bohdan Savchenko, Volodymyr Khomenko, Oksana Talalay

https://doi.org/10.30857/1813-6796.2018.3.4

Suggested citation

Sova, N., Savchenko, B., Khomenko, V., & Talalay, O. (2018). Investigation of the features of the accelerated degradation of polyolefine wastes. Technologies and Engineering, 19(3), 32-37. https://doi.org/10.30857/1813-6796.2018.3.4
Read more
  • 26.06.2018
  • 537 Views
  • Technologies and Engineering - Vol. 19, No.3, 2018
open access

Keywords: graphite, dispersity, electrical conductivity, porosity, lithium-ion batteries

Opportunities for the usihg of domestic natural graphite for manufacturing of liquid-ion batteries

O. Dendura, Oksana Chernysh, Volodymyr Khomenko, Viacheslav Barsukov

https://doi.org/10.30857/1813-6796.2018.2.5

Suggested citation

Dendura, O., Chernysh, O., Khomenko, V., & Barsukov, V. (2018). Opportunities for the usihg of domestic natural graphite for manufacturing of liquid-ion batteries. Technologies and Engineering, 19(2), 45-55. https://doi.org/10.30857/1813-6796.2018.2.5
Read more
  • 25.04.2018
  • 503 Views
  • Technologies and Engineering - Vol. 19, No. 2, 2018