Natural and medical sciences

2011 Issue №1

The features of the chemical composition of integumentary loams in the Vaytka-Kama loess province

Abstract

This article presents the chemical analysis of integumentary loams in the eluvial landscapes of the Vyatka-Kama Cis-Ural region. The authors focus on the features of microcell migration and the composition of petrogenic oxides. The inheritance of the microcell dispersion features of integumentary loam from the bedding rock was established on the basis of statistics.

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A study into the effectiveness of modifying primer protective layers in St3 steel in case of corrosion initiated by Aspergillus niger

Abstract

Mould fungi are of particular interest as metal destroying microorganisms. This paper presents the results of a study on a number of organic compounds as St3 steel corrosion inhibitors and fungicides against the Aspergillus niger. Electrochemical, microbiological and gravimetric analyses helped increase the protective action of modified primer on steel corroding under the effect of Aspergillus niger.

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Corrosion and hydrogen absorption of cadmium-coated St3 steal in the presence of micromycota

Abstract

This article focuses on the features of corrosion in Cd-coated st.3 steel in the presence of mycelium minces. The authors show the biocide and inhibitory role of certain N- and O- containing organic compounds in the process of mycelium corrosion and hydrogen absorption of Cd-coated steel.

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