Zobrazeno 1 - 10
of 23
pro vyhledávání: '"M. D. Khomenko"'
Publikováno v:
Journal of Manufacturing Processes. 67:611-618
A new coupled heat transfer and solidification kinetics model is developed for the optimization of microstructure during laser additive manufacturing applications. The Johnson–Mehl–Avrami–Kolmogorov equation is applied in a self-consistent mann
Autor:
Eugene Bychkov, Daniele Fontanari, Aleksei Kiselev, Chris J. Benmore, Andrey Lotin, M. D. Khomenko, Andrey Tverjanovich, Sergei Bereznev, Anton Sokolov
Publikováno v:
Journal of Materials Chemistry C. 9:17019-17032
Emerging brain-inspired computing, including artificial optical synapses, photonic tensor cores, neuromorphic networks, etc., needs phase-change materials (PCMs) of the next generation with lower energy consumption and a wider temperature range for r
Publikováno v:
Physics of Wave Phenomena. 28:208-212
Lasing of an array of 30 single-mode laser diodes with different wavelengths is experimentally investigated in the scheme of spectral beam combining. The maximum lasing power of 7.2 W is obtained in the pulsed mode with the quality of the combined be
Autor:
M. D. Khomenko, D. N. Mamonov, R. V. Grishaev, Ya. V. Kravchenko, S I Derzhavin, V. P. Yakunin
Publikováno v:
Journal of Russian Laser Research. 41:434-440
We investigate the operating modes of diode lasers in the external cavity scheme of spectral beam combining, using the virtual laser-diode array method. We determine the spectral range of the diode array and the watt–ampere characteristics of a sin
Publikováno v:
Crystallography Reports. 64:687-690
Self-consistent numerical model of laser cladding with coaxial powder injection has been developed. The model takes into account the heat transfer, hydrodynamics, solute transport, and phase transition kinetics. The additive process is numerically an
Autor:
A. A. Lotin, M. D. Khomenko, Oleg Alexeyevic Novodvorsky, P. A. Shchur, L. S. Parshina, Olga D. Khramova
Publikováno v:
Semiconductors. 53:160-164
Indium–tin oxide (ITO) thin films on polyethylene-terephthalate film substrates are fabricated at room temperature by reactive magnetron sputtering. The minimum of the resistivity of ITO films formed at room temperature is 4.5 × 10–4 Ω cm. The
Publikováno v:
Quantum Electronics. 48:743-748
Autor:
F. Kh. Mirzade, M. D. Khomenko
Publikováno v:
Procedia Engineering. 201:645-654
Powder shrinkage, low heat conductivity of powder layer and self-consistency of all equations are taken into account in the developed selective laser melting model. New marker function is used to account for thermal properties of the powder layer. Sh
Publikováno v:
Optoelectronics, Instrumentation and Data Processing. 52:621-629
The development of additive technologies and their application in industry is associated with the possibility of predicting the final properties of a crystallized added material. This paper describes the problem characterized by a dynamic and spatial
Autor:
F. Kh. Mirzade, M. D. Khomenko
Publikováno v:
2019 IEEE 8th International Conference on Advanced Optoelectronics and Lasers (CAOL).
The developed hydrodynamic model of selective laser melting (SLM) considering shrinkage speed and the effect of the evaporation on the free surface of the melt is validated with experimental data for Ni-based powder SLM in a wide range of process par