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Genre:Естественные науки (natural_sciences)
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81-83 of 83
dissertation
BEKBASSOV TIMUR MURATOVICH
Developing polymer additives for regulating oil rheological properties [Text] : The dissertation submitted in fulfilment of the requirements for the degree of Doctor of Philisophy : 6D072100 – Chemical technology of organic substances / T. M. Bekbassov ; sceintific supervisors: G. A. Mun, S. Dergunov ; Al Farabi Kazakh national university... – Almaty : [s. n.], 2022. - 91 p., ill.;+ 1 electronic optical disk (CD-ROM) . . – Bibliogr.: p. 85-91 . : 0 tg.
UDC:
544.23
Shelf code:
Д 2022/327
Subject headings
- Non-crystalline (amorphous and glassy) solids
Annotation
This thesis is devoted to the creation of new depressant additivies based on ethylene-vinyl acetate copolymers
Keywords
polymer additives, polymers, pour point, pour point depressant, wax formation, rheology, pigging
Kazakhstan
1/1 Free
dissertation
IBRAGIMOVA OLGA PAVLOVNA
Development of simple and accurate methods for organic pollutants determination in the air based on solid-phase microextraction [Text] : Thesis submitted in fulfillment of the requirements for the degree of Doctor of Philosophy (Ph. D.) : 8D05301 – Chemistry / O. P. Ibragimova ; Scientific supervisors: N. Baimatova, Jacek A. Koziel ; Al-Farabi Kazakh national university... – Almaty : [s. n.], 2023. - 110 p., tables, graphs;+ 1 electronic optical disk (CD-ROM) . . – Bibliogr.: p. 97-109 . : 0 tg.
UDC:
543.06
Shelf code:
Д 2023/401
Subject headings
- Analytical methods
Annotation
The aim of the study: development of simple and accurate methods based on solid-phase microextraction, which can improve the current methods, for the determination of single and time-weighted average concentrations of organic pollutants in the air
Keywords
organic air pollutants, solid-phase microextraction, air quality in the world, volatile organic compounds in the air, air analysis, analysis of the air of the city of Almaty
Kazakhstan
1/1 Free
dissertation
BAYAN BEKBOLAT
Dunkl analysis and application to inverse source problems [Text] : Dissertation for a degree Doctor of Philosophy (PhD) : 6D060100 – Mathematics / B. Bayan ; Al-Farabi Kazakh National University ; Ghent Universitydomestic scientific ; consultant N. Tokmagambetov ; foreign scientific consultant M. Ruzhansky... – Almaty : [s. n.], 2024. - 141 sh., formulas, examples;+ 1 electron. opt. disk (CD-ROM) . . – Bibliogr.: 136-141 sh. . : 0 tg.
UDC:
517.4/.9(043)
Shelf code:
Д 2024/231
Subject headings
- Functional determinants. Differential equations
Annotation
The aim and objectives of the study is to develop the theory of pseudo-differential operators generated by the Dunkl operators and to study inverse source problems for the parabolic and pseudo-parabolic equations
Keywords
analysis of elementary functions, the Dunkl analysis, fractional differential operators, pseudo-differential operators, pseudoparabolic equation
Kazakhstan
1/1 Free
BEKBASSOV TIMUR MURATOVICH
DEVELOPING POLYMER ADDITIVES FOR REGULATING OIL RHEOLOGICAL PROPERTIES (2022)
dissertation
1/1 Free
IBRAGIMOVA OLGA PAVLOVNA
DEVELOPMENT OF SIMPLE AND ACCURATE METHODS FOR ORGANIC POLLUTANTS DETERMINATION IN THE AIR BASED ON SOLID-PHASE MICROEXTRACTION (2023)
dissertation
1/1 Free
BAYAN BEKBOLAT
DUNKL ANALYSIS AND APPLICATION TO INVERSE SOURCE PROBLEMS (2024)
dissertation
1/1 Free