Výsledky vyhledávání - "I V Nikonova"

Features of the microstructure of Ti–Nb alloy obtained via selective laser melting

Autor: I. V. Nikonova, I. A. Glukhov, M. A. Khimich, Zh. G. Kovalevskaya, Yu. P. Sharkeev, A. Yu. Eroshenko

Publikováno v: Bulletin of the Russian Academy of Sciences: Physics. 81:1343-1347

Ti–Nb alloy with 40 wt % of Nb is obtained from a composite Ti–Nb powder by means of selective laser melting. The Ti–Nb alloy has a two-phase microstructure. The main β-phase of the solid titanium–niobium solution forms grains ranging in siz

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::38fbcf9b2709fba67a0d2c18f88f5385
https://doi.org/10.3103/s1062873817110168

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Synthesis of ethers and esters of 1,4-di-N-oxide of 2,3-bis(hydroxymethyl)quinoxalm under conditions of interfacial catalysis

Autor: I. V. Nikonova, G. I. Koldobskii, I. A. Fridman

Publikováno v: Chemistry of Heterocyclic Compounds. 30:713-717

Esters and ethers of the 1,4-di-N-oxide of 2,3-bis(hydroxymethyl)quinoyaline have been obtained under conditions of interfacial catalysis in a chloroform-water system. The catalytic activities of tetrabutylammonium bromide and cetyltriethylammonium b

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::dbe8d49ad71d7b49d4a84ce437aa97f1
https://doi.org/10.1007/bf01166314

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