Výsledky vyhledávání - "A. N. Grezev"

Thermophysical parameters of additive gap welding with the laser cladding of powders

Autor: M G Galushkin, A. N. Grezev, V. V. Vasil'tsov, I. N. Ilyichev

Publikováno v: Bulletin of the Russian Academy of Sciences: Physics. 80:1504-1508

The simulation and optimization of the main process variables of gap welding with the laser cladding of metallic powders is considered. The adsorption coefficient of powdered particles as a function of particle radius is analyzed for powder feeding v

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::64b850175a259942abc6d157129b3ec7
https://doi.org/10.3103/s1062873816080402

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Repetitively pulsed TEA CO2laser and its application for second harmonic generation in ZnGeP2crystal

Autor: L. V. Koval’chuk, Vladimir G Niz'ev, D A Goryachkin, A. G. Kalintsev, V V Sergeev, A N Grezev, V P Yakunin, V S Mezhevov

Publikováno v: Quantum Electronics. 45:884-890

Experimental results are presented on the development of a radiation source emitting at a wavelength of 4.775 μm with a pulse energy up to 50 mJ and an average power up to several watts in short pulse trains. A TEA CO2 laser and a nonlinear converte

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::45684c71e6e7327f75d1fbf7dbba1261
https://doi.org/10.1070/qe2015v045n10abeh015648

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Efficiency of the process of two-beam deep penetration laser welding

Autor: N V Grezev, A N Grezev, V.P. Rodionova, A. G. Grigoryants, N.B. Rodionov

Publikováno v: Welding International. 25:188-195

Numeral simulation of the interaction between laser radiation and surface plasma and welded component is conducted. Results of experimental investigations are given.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4496b52b6f3fa2c03e287111f9ca63aa
https://doi.org/10.1080/09507116.2010.540861

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Plasma formation in laser welding

Autor: A N Grezev

Publikováno v: Welding International. 19:808-813

(2005). Plasma formation in laser welding. Welding International: Vol. 19, No. 10, pp. 808-813.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::08032ac936732bb8fcbe7056e1cfe2f8
https://doi.org/10.1533/wint.2005.3529

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Development of technologies for layer-by-layer laser synthesis of 3D parts in Russia and Belarus

Autor: Yu. A. Chivel, K. E. Beliavin, Alexander V. Evseev, V. Ya. Panchenko, V. K. Pavlenko, A. N. Grezev, V. V. Vasil'tsov, D. V. Min’ko

Publikováno v: SPIE Proceedings.

A brief overview of currently available methods applied in laser synthesis of 3D parts is presented, which range from stereolithography making use of liquid photopolymers to selective laser sintering of metal powders aimed at production of the parts

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::470acba5b89c424b5203f0a6d0a5c42a
https://doi.org/10.1117/12.752839

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Hot cracking resistance of welded joints in austenitic steels produced by high-speed laser welding

Autor: V. L. Lukyanenko, A. F. Baskov, A. N. Grezev

Publikováno v: Welding International. 11:149-151

(1997). Hot cracking resistance of welded joints in austenitic steels produced by high-speed laser welding. Welding International: Vol. 11, No. 2, pp. 149-151.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::3cb54989f92acc47f0357f559c4c0cb3
https://doi.org/10.1080/09507119709447330

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