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111-113 of 113
periodical press (Magazines)
SHELKOVNIKOV V. V.
Shelkovnikov, V. V. Study of the Methionine Electrooxidation at an Electrode Modified with Vitamin B12 and Multi-Walled Carbon Nanotubes [Text] / V. V. Shelkovnikov, A. M. Altyev , M. S. Fryanova // Bulletin of the Karaganda University. Chemistry Series. - 2022. - № 4. - Р. 99-106. - Bibliogr.: p. 104-105 ISSN 2518-718Х.
UDC:
543.55
Subject headings
- Electroanalytical methods of analysis. Electrochemical methods of analysis
Annotation
The electrochemical behavior of methionine at an electrode modified with vitamin B12 and multi-walled carbon nanotubes has been studied in this work
Keywords
methionine, modified electrode, vitamin B12, electrooxidation, cobalamin, electron, proton, multi-walled carbon nanotubes
Kazakhstan
0/0 Free
periodical press (Magazines)
MULDAKHMETOV Z. M.
Muldakhmetov, Z. M. Synthesis of a Composite Based on Humic Acid Tuned to Sorbed Copper Ion [Text] / Z. M. Muldakhmetov, A. M. Gazaliev , A. Kh. Zhakina [et al.] // Bulletin of the Karaganda University. Chemistry Series. - 2022. - № 4. - Р. 182-187. - Bibliogr.: p. 186-187 ISSN 2518-718Х.
UDC:
547
Subject headings
- Organic chemistry
Annotation
In this study, a modified cross-linked composite based on humic acids, pre-tuned to sorbed copper ion, was obtained
Keywords
natural polymer, multi-walled carbon nanotubes, composite, template, tuning, sorption, functionalization, ultrasound
Kazakhstan
0/0 Free
periodical press (Magazines)
ANDEKINA R. E.
Andekina, R. E. Small and medium-sized entrepreneurship of Kazakhstan in times of crisis: current condition, problems, recommendations [Text] / R. E. Andekina, R. U. Rakhmetova // Л.Н. Гумилев атындағы Еуразия ұлттық университетінің хабаршысы. Экономикалық сериясы. - 2022. - № 4. - Р. 53-64. - Bibliogr.: p. 62 ISSN 2789-4320.
UDC:
334.722
Subject headings
- Private enterprises
Annotation
The article examines the current state of entrepreneurship, its main indicators and external factors, and presents recommendations for the further development of entrepreneurship in various sectors of the economy of Kazakhstan
Keywords
small enterprise, medium-sized enterprise, entrepreneurship, individual entrepreneurs, business
Kazakhstan
0/0 Free
SHELKOVNIKOV V. V.
STUDY OF THE METHIONINE ELECTROOXIDATION AT AN ELECTRODE MODIFIED WITH VITAMIN B12 AND MULTI-WALLED CARBON NANOTUBES
periodical press (Magazines)
0/0 Free
MULDAKHMETOV Z. M.
SYNTHESIS OF A COMPOSITE BASED ON HUMIC ACID TUNED TO SORBED COPPER ION
periodical press (Magazines)
0/0 Free
ANDEKINA R. E.
SMALL AND MEDIUM-SIZED ENTREPRENEURSHIP OF KAZAKHSTAN IN TIMES OF CRISIS: CURRENT CONDITION, PROBLEMS, RECOMMENDATIONS
periodical press (Magazines)
0/0 Free