Zobrazeno 1 - 10
of 28
pro vyhledávání: '"A. S. Magas"'
Publikováno v:
Journal of Mathematical Sciences. 231:678-689
We consider the problem of determination of the parameters of a measurement grid, which guarantees the exactness and stability of the solution of the inverse problem. The choice of the points of measurements is performed under the assumption of exist
Autor:
O. S. Magas, O. S. Sergeev
Publikováno v:
Problems of applied mathematics and mathematic modeling.
The article deals with the problem which is of relevance nowadays: vehicle routing problem. This problem is considered in order to reduce delivery costs of the distributor. The solution of this problem allows to optimize and reorganize structure of t
Publikováno v:
Annals of the New York Academy of Sciences. 112:641-643
Publikováno v:
Czasopismo stomatologiczne. 43(8)
The results are presented of the investigations of the proposed method for determination of the abrasive properties of toothpastes and raw materials used for their production. The method is based on brushing of copper surface with the studied paste i
Publikováno v:
Czasopismo stomatologiczne. 43(7)
The method of chemical composition analysis of the metal surface layers based on Auger's electron spectroscopy was adapted to the evaluation of the changes in the chemical composition of bovine and human enamel. The enamel was damaged by means or hyd
Publikováno v:
Czasopismo stomatologiczne. 43(6)
Two toothpastes were compared in vitro for assessing the effectiveness of a two-stage process of enamel remineralization after damage inflicted by means of acid. One paste contained added free anions essential for the remineralization process, the ot
Publikováno v:
Czasopismo stomatologiczne. 43(5)
Enamel of human and bovine teeth was found to show sorption of free calcium ions after damage caused by short-term exposure to diluted hydrochloric acid or mechanical damage. The experiment was carried out using radioisotopes 32P and 45Ca and it was
Publikováno v:
Isotopenpraxis Isotopes in Environmental and Health Studies. 12:466-470
The effect of contamination of a cyanide, phosphate-buffered gold-plating bath with iron, cobalt, or nickel on the codeposition of these metals with gold, was investigated using 59Fe, 58Co and 63Ni. It was shown that cobalt and nickel were practicall
Autor:
M. Kostański, S. Magas
Publikováno v:
ract. 27:27-34
Publikováno v:
Czasopismo stomatologiczne. 33(12)