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141-150 of 155
periodical press (Magazines)
DEBERDEEV T. R.
Deberdeev, T. R. Thermal Behavior of Novel Aromatic Oligoesters and Oligoesteramides [Text] / T. R. Deberdeev, A. I. Akhmetshina , L. K. Karimova [et al.] // Bulletin of the Karaganda University. Chemistry series. - 2022. - № 3. - Р. 180-188. - Bibliogr.: p. 188 ISSN 2518-718Х.
UDC:
541.64
Subject headings
- Chemistry of macromolecules. Products of polymerization, polycondensation and polyaddition reactions
Annotation
Series of aromatic oligoesters and oligoesteramides were synthesized via high-temperature polycondensation of aromatic dicarboxylic acids with 4-hydroxybenzoic acid (or 4-aminobenzoic acid) and 1,5-naphthalene diol
Keywords
liquid crystalline polymers, phase transitions, polarizing microscopy, thermal stability, high-temperature polycondensation
Kazakhstan
0/0 Free
periodical press (Magazines)
WU C. Y.
Wu, C. Y. Three-Dimensional Fingerprint Spectroscopy Study on the Biopolymer System of Polyphenol Oxidase Binding with Cumalic Acid [Text] / C. Y. Wu, W. О. Ling , Y. C. Yao [et al.] // Bulletin of the Karaganda University. Chemistry series. - 2022. - № 3. - Р. 168-179. - Bibliogr.: p. 176-177 ISSN 2518-718Х.
UDC:
544.4
Subject headings
- Chemical kinetics. Catalysis
Annotation
This study examines the interaction of coumaric acid with polyphenol oxidase, an enzyme that plays a key role in the aging and darkening of plant cells
Keywords
biopolymer, Cu-containing enzyme, coumaric acid, polyphenol oxidase, antioxidant, antioxidant, spectroscopy, tyrosinase, molecular modeling
Kazakhstan
0/0 Free
periodical press (Magazines)
KUDAIBERGENOV S. E.
Kudaibergenov, S. E. The Contribution of Professor Esen Bekturov to Physical Chemistry of Polymers [Text] / S. E. Kudaibergenov // Bulletin of the Karaganda University. Chemistry series. - 2022. - № 3. - Р. 9-13. - Bibliogr.: p. 11-12 ISSN 2518-718Х.
UDC:
929
Subject headings
- Biographical and similar studies
Annotation
The article is dedicated to the 90 th anniversary of Academician Esen Abikenovich Bekturov, a prominent Kazakhstani chemist who has made an outstanding world contribution to the physical chemistry of polymers
Keywords
academician , chemist, scientists, physical chemistry of polymers, scientific activity
Kazakhstan
0/0 Free
periodical press (Magazines)
AYAZBAYEVA A. YE.
Ayazbayeva, A. Ye. Temperature and Salt Responsivity of Anionic, Cationic and Amphoteric Nanogels Based on N-Isopropylacrylamide, 2-Acrylamido-2-Methyl-1-Propanesulfonic Acid Sodium Salt and (3-Acrylamidopropyl) Trimethylammonium Chloride [Text] / A. Ye. Ayazbayeva, A. V. Shakhvorostov , S. E. Kudaibergenov // Bulletin of the Karaganda University. Chemistry Series. - 2022. - № 4. - Р. 14-24. - Bibliogr.: p. 22-23 ISSN 2518-718Х.
UDC:
541.64
Subject headings
- Chemistry of macromolecules. Products of polymerization, polycondensation and polyaddition reactions
Annotation
Three different nanogels possessing anionic, cationic and amphoteric character were synthesized via conventional redox initiated free radical copolymerization of N-isopropylacrylamide, 2-acrylamido-2-methyl-1-propanesulfonic acid sodium salt and (3-acrylamidopropyl) trimethylammonium chloride
Keywords
polyampholyte nanogels, poly-N-isopropylacrylamide, ionic monomers, volume phase transition temperature, amphoteric nanogel, cationic nanogel
Kazakhstan
0/0 Free
periodical press (Magazines)
CHEKANOVA L. G.
Chekanova, L. G. The Selection of Reagents for Ionic Flotation of Non-Ferrous Metals in the Series of N-Acyl-N'-Mezylhydrazines [Text] / L. G. Chekanova, V. N. Vaulina , Yu. B. Elchischeva [et al.] // Bulletin of the Karaganda University. Chemistry Series. - 2022. - № 4. - Р. 171-181. - Bibliogr.: p. 180-181 ISSN 2518-718Х.
UDC:
547
Subject headings
- Organic chemistry
Annotation
A series of new ligands — N-acyl-N'-mesylhydrazines — of the general formula RC(O)NHNHSO2CH3 has been obtained and considered as reagents for ionic flotation of non-ferrous metals (M(II)
Keywords
ionic flotation, precipitate flotation, sulfonylhydrazines, non-ferrous metals, physico-chemical properties, surface-active substances
Kazakhstan
0/0 Free
periodical press (Magazines)
KUMARKHANOVA N. N.
Kumarkhanova, N. N. The impact of digital technologies on improving the efficiency of the financial market in Kazakhstan [Text] / N. N. Kumarkhanova, N. H. Maulina , K. N. Zholdasbaeva // Л.Н. Гумилев атындағы Еуразия ұлттық университетінің хабаршысы. Экономикалық сериясы. - 2023. - № 1. - Р. 234-245. - Bibliogr.: p. 242-243 ISSN 2789-4320.
UDC:
336:004
Subject headings
- Digitalization of financial activities
Annotation
This article presents a sample of regional panel data and the results of discussions on the effectiveness of the impact of the digital economy on green financial investments in Kazakhstan
Keywords
financial sector, financial market, digital technologies, digitalization, economic growth
Kazakhstan
0/0 Free
periodical press (Magazines)
MUSSABAYEVA A. K.
Mussabayeva, A. K. The effectiveness of technology use based on “Smart city” concept [Text] / A. K. Mussabayeva, L. M. Mutaliyeva , N. Yuzbasioglu // Л.Н. Гумилев атындағы Еуразия ұлттық университетінің хабаршысы. Экономикалық сериясы. - 2023. - № 1. - Р. 360-370. - Bibliogr.: p. 369-370 ISSN 2789-4320.
UDC:
330.341.424:004
Subject headings
- Industrialization of information technology
Annotation
The article is devoted to study “smart city” phenomenon in the Republic of Kazakhstan и aimed at identifying the features of the implementation and use of technologies to solve urban problems in the city of Astana
Keywords
urbanization, “smart city” concept, information and communication technologies , innovative technologies, smart technologies
Kazakhstan
0/0 Free
periodical press (Magazines)
DEMEUOV N. B.
Demeuov, N. B. The current state and structure of foreign direct investment in the Republic of The current state and structure of foreign direct investment in the Republic of Kazakhstan [Text] / N. B. Demeuov, А. М. Yesdauletova // Л.Н. Гумилев атындағы Еуразия ұлттық университетінің хабаршысы. Экономикалық сериясы. - 2023. - № 1. - Р. 34-45. - Bibliogr.: р. 42-43 ISSN 2789-4320.
UDC:
330.322
Subject headings
- Investments. Capital formation
Annotation
This paper presentsa study related to the current state of investment activity development, which in the conditions of Kazakhstan is considered by the state as a strategically important vector
Keywords
foreign direct investment, investment activity, business, economic development, investment policy
Kazakhstan
0/0 Free
periodical press (Magazines)
NIKIFOROVA E. V.
Nikiforova, E. V. Tax administration: essence, problems and development prospects [Text] / E. V. Nikiforova, Ο. M. Nikiforova , М. А. Sеrіkоvа // Л.Н. Гумилев атындағы Еуразия ұлттық университетінің хабаршысы. Экономикалық сериясы. - 2023. - № 2. - Р. 261-270. - Bibliogr.: p. 267-268 ISSN 2789-4320.
UDC:
336.221
Subject headings
- Taxation
Annotation
The article is devoted to the problems of taxation in Kazakhstan, namely, the difficulties faced by government bodies in collecting taxes are considered, the reasons are considered and solutions are proposed
Keywords
tax administration, administrative expenses, taxs, tax authorities, taxpayers, tax relations
Kazakhstan
0/0 Free
periodical press (Magazines)
TAGABAY B. T.
Tagabay, B. T. The features of the government budget management in Kazakhstan [Text] / B. T. Tagabay, A. O. Zhagyparova // Л.Н. Гумилев атындағы Еуразия ұлттық университетінің хабаршысы. Экономикалық сериясы. - 2022. - № 4. - Р. 193-201. - Bibliogr.: p. 199 ISSN 2789-4320.
UDC:
336.14
Subject headings
- State budget. National budget
Annotation
The article addresses Kazakhstan's state budget development and administration throughout the worldwide pandemic and geopolitical upheavals, examines the evolution of the budget system and ideas to enhance its efficiency and openness
Keywords
state budget management, budget system, state budget, national fund, public finance
Kazakhstan
0/0 Free
DEBERDEEV T. R.
THERMAL BEHAVIOR OF NOVEL AROMATIC OLIGOESTERS AND OLIGOESTERAMIDES
periodical press (Magazines)
0/0 Free
WU C. Y.
THREE-DIMENSIONAL FINGERPRINT SPECTROSCOPY STUDY ON THE BIOPOLYMER SYSTEM OF POLYPHENOL OXIDASE BINDING WITH CUMALIC ACID
periodical press (Magazines)
0/0 Free
KUDAIBERGENOV S. E.
THE CONTRIBUTION OF PROFESSOR ESEN BEKTUROV TO PHYSICAL CHEMISTRY OF POLYMERS
periodical press (Magazines)
0/0 Free
AYAZBAYEVA A. YE.
TEMPERATURE AND SALT RESPONSIVITY OF ANIONIC, CATIONIC AND AMPHOTERIC NANOGELS BASED ON N-ISOPROPYLACRYLAMIDE, 2-ACRYLAMIDO-2-METHYL-1-PROPANESULFONIC ACID SODIUM SALT AND (3-ACRYLAMIDOPROPYL) TRIMETHYLAMMONIUM CHLORIDE
periodical press (Magazines)
0/0 Free
CHEKANOVA L. G.
THE SELECTION OF REAGENTS FOR IONIC FLOTATION OF NON-FERROUS METALS IN THE SERIES OF N-ACYL-N'-MEZYLHYDRAZINES
periodical press (Magazines)
0/0 Free
KUMARKHANOVA N. N.
THE IMPACT OF DIGITAL TECHNOLOGIES ON IMPROVING THE EFFICIENCY OF THE FINANCIAL MARKET IN KAZAKHSTAN
periodical press (Magazines)
0/0 Free
MUSSABAYEVA A. K.
THE EFFECTIVENESS OF TECHNOLOGY USE BASED ON “SMART CITY” CONCEPT
periodical press (Magazines)
0/0 Free
DEMEUOV N. B.
THE CURRENT STATE AND STRUCTURE OF FOREIGN DIRECT INVESTMENT IN THE REPUBLIC OF THE CURRENT STATE AND STRUCTURE OF FOREIGN DIRECT INVESTMENT IN THE REPUBLIC OF KAZAKHSTAN
periodical press (Magazines)
0/0 Free
NIKIFOROVA E. V.
TAX ADMINISTRATION: ESSENCE, PROBLEMS AND DEVELOPMENT PROSPECTS
periodical press (Magazines)
0/0 Free
TAGABAY B. T.
THE FEATURES OF THE GOVERNMENT BUDGET MANAGEMENT IN KAZAKHSTAN
periodical press (Magazines)
0/0 Free