IR-Spectroscopy Study of the Degree of Activation of Carbon Nanomaterials for Modifying Structural Concrete

Number of journal: 7-2020
Autors:

Zhdanok S.A.,
Polonina E.N.,
Leonovich  S.N.

DOI: https://doi.org/10.31659/0585-430X-2020-782-7-49-53
УДК: 666.972:539.2

 

AbstractAbout AuthorsReferences
The results of studies of IR transmission spectra of carbon nanomaterials (CNM) obtained by gas pyrolysis and subjected to heating in the presence of water vapor are presented. The method of infrared spectroscopy makes it possible to study the composition and structure of various substances. At this, a very small amount of material is sufficient for conducting research, and the material itself does not require special preliminary preparation. For many systems, the method of infrared spectroscopy makes it possible to obtain information about the structure of the surface, characterize the centers of adsorption and their interaction with the adsorbed substance. The purpose of the study was to determine the effect of high-temperature steam-gas treatment on the change in the phase composition of the CNM. The obtained data explain the previously assumed mechanism of increasing the strength set of cement stone.
S.A. ZHDANOK1, Doctor of Sciences (Physics and Mathematics);
E.N. POLONINA2, Engineer,
S.N. LEONOVICH2, Doctor of Sciences (Engineering), Foreign Member of RAACS (Russian Academy of Architecture and Construction Sciences)

1 OOO “Advanced Research and Technologies” (room 16, 1, Sovkhoznaya Street, Leskovka, Minsk District, 223058, Republic of Belarus)
2 Belarusian National Technical University (Belarus, 220013, Minsk, Nezavisimosty Avenue, 65)

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For citation: Zhdanok S.A., Polonina E.N., Leonovich  S.N. IR-spectroscopy study of the degree of activation of carbon nanomaterials for modifying structural concrete. Stroitel’nye Materialy [Construction Materials]. 2020. No. 7, pp. 49–53. (In Russian). DOI: https://doi.org/10.31659/0585-430X-2020-782-7-49-53


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