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Genre:Естественные науки (natural_sciences)
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211-220 of 266
periodical press (Magazines)
ZHUMAGUL M. Z.
Zhumagul, M. Z. A study of the cenopopulations and ontogenetic structure of Adonis wolgensis in the Akmola region [Text] / M. Z. Zhumagul, S. K. Mukhtubayeva , S. A. Kubentayev [et al.] // Қарағанды университетінің хабаршысы. Биология. Медицина. География сериясы. - 2023. - № 4 (112). - P. 134-141. - Bibliogr.: p. 138-139 ISSN 2518-7201.
UDC:
58:633.88
Subject headings
- Botany. Medicinal plants
Annotation
The article presents the results of study of six cenopopulations of rare medicinal plant Adonis wolgensis Steven ex DC. (Ranunculaceae) in Akmola region of Northern Kazakhstan
Keywords
Adonis, Flora of Kazakhstan, rare species, biodiversity conservation, state of cenopopulations
Kazakhstan
0/0 Free
periodical press (Magazines)
SRINIVAS E.
Srinivas, E. A novel numerical scheme for a cass of singularly perturbed differential-difference equations with a fixed large delay [Text] / E. Srinivas, K. Phaneendra // Қарағанды университетінің хабаршысы. Математика сериясы. - 2024. - № 1 (113). - P. 194-207. - Bibliogr.: p. 205-206 ISSN 2518-7929.
UDC:
517.9
Subject headings
- Differential equations. Integral equations
Annotation
A trigonometric spline based computational technique is suggested for the numerical solution of layer behavior differential-difference equations with a fixed large delay
Keywords
differential-difference equation, delay, trigonometric spline, fitting parameter, дифференциалдық-айырымдық теңдеу, дифференциально-разностное уравнение
Kazakhstan
0/0 Free
periodical press (Magazines)
MAMYTBEKOVA G. K.
Mamytbekova, G. K. Antimicrobial activity of fungal extracts identified from thirty-two lichen species [Text] / G. K. Mamytbekova, V. A. Shevtsov , O. A. Kataeva [et al.] // Қарағанды университетінің хабаршысы. Биология. Медицина. География сериясы. - 2024. - Vol. 29, № 2 (114). - P. 42-48. - Bibliogr.: p. 46-47 ISSN 2518-7201.
UDC:
582.29
Subject headings
- Lichenes
Annotation
During the research, 22 lichen samples were collected. When determining the type of lichens, the characteristics of their growth were taken into account and the morphological identification was made according to the description of the monograph by Wang (2012)
Keywords
endolichene fungi, biological activity, identification, PCR, қыналар, эндолихенді саңырауқұлақтар, лишайники, эндолихеновые грибы
Kazakhstan
0/0 Free
periodical press (Magazines)
TOLEUGAZY Y.
Toleugazy, Y. About unimprovability the embedding theorems for anisotropic Nikol’skii-Besov spaces with dominated mixed derivates and mixedmetric and anisotropic Lorentz spaces [Text] / Y. Toleugazy, K. Y. Kervenev // Қарағанды университетінің хабаршысы. Математика сериясы. - 2024. - Vol. 29, № 2 (114). - P. 186-196. - Bibliogr.: p. 191-193 ISSN 2518-7929.
UDC:
517.9
Subject headings
- Differential equations. Integral equations
Annotation
In this article the embedding theorems of different metrics for Nikol’skii-Besov spaces with a dominant mixed smoothness and mixedmetric, and anisotropic Lorentz space was obtained
Keywords
anisotropic Lorentz spaces, anisotropic Nikol’skii-Besov spaces, generalized mixed smoothness, mixed metric, embedding theorems, Лоренцтiң анизотропты кеңiстiктерi, Никольский-Бесов типтес кеңiстiктер, анизотропные пространства Лоренца, пространства Никольского–Бесова
Kazakhstan
0/0 Free
periodical press (Magazines)
KULPESHOV B. SH.
Kulpeshov, B. Sh. Algebras of binary formulas for א0-categorical weakly circularlyminimal theories: monotonic case [Text] / B. Sh. Kulpeshov, S. V. Sudoplatov // Қарағанды университетінің хабаршысы. Математика сериясы. - 2024. - № 1 (113). - P. 112-127. - Bibliogr.: p. 125-126 ISSN 2518-7929.
UDC:
512
Subject headings
- Algebra
Annotation
This article concerns the notion of weak circular minimality being a variant of o-minimality for circularlyordered structures
Keywords
circularly ordered structure, binary formula, algebra of formulas, weak circular minimality, convexity rank, automorphism group, формулалар алгебрасы, алгебра формул
Kazakhstan
0/0 Free
periodical press (Magazines)
OTAROVA J. A.
Otarova, J. A. A boundary value problem for the fourth-order degenerate equation of the mixed type [Text] / J. A. Otarova // Қарағанды университетінің хабаршысы. Математика сериясы. - 2024. - № 1 (113). - P. 140-148. - Bibliogr.: p. 145-146 ISSN 2518-7929.
UDC:
517.9
Subject headings
- Differential equations. Integral equations
Annotation
In this work, a boundary value problem in a rectangular domain for a degenerate equation of the fourth-order mixed-type is posed and investigated
Keywords
essel functions, Fourier series, completeness, regular solution, Бессель функциялары, Фурье қатары, функции Бесселя, ряд Фурье
Kazakhstan
0/0 Free
periodical press (Magazines)
BAZARBEK A. B.
Bazarbek, A. B. Ab-initio calculations for the search for stable structures for iron-phosphorus and nickel-phosphorus systems [Text] / A. B. Bazarbek, A. D. Akylbekova , G. D. Kabdrakhimova [et al.] // Л.Н. Гумилев атындағы Еуразия ұлттық университетінің хабаршысы. Физика. Астрономия сериясы. - 2024. - № 3 (148). - Р. 23-40. - Bibliogr.: р. 35-38 ISSN 2616-6836.
UDC:
53
Subject headings
- Physics
Annotation
The article, devoted to the analysis of the phase bonds of iron and nickel with light elements at high pressure, is an important factor in determining the composition and basis of the core of our planet
Keywords
physics, high pressure physics, ab-initio calculations, quantum chemicalmodeling, crystal structures
Kazakhstan
0/0 Free
periodical press (Magazines)
BEISSEN N.
Beissen, N. An overview of light ray deflection calculation by magnetars in nonlinear electrodynamics [Text] / N. Beissen, M. Abishev , S. Toktarbay // Қарағанды университетінің хабаршысы. Физика сериясы. - 2024. - Vol. 29, № 2 (114). - P. 65-71. - Bibliogr.: p. 70 ISSN 2518-7198.
UDC:
537.8
Subject headings
- Electromagnetism. Electromagnetic field. Electrodynamics
Annotation
This article reviews modern methods for determining the angle of bending of the electromagnetic wave under the effect of NED of vacuum and gravity, with special attention paid to NED of vacuum in intense electro-magnetic fields, which is a characteristic feature of magnetars
Keywords
nonlinear electrodynamics of vacuum, magnetic dipole field, magnetars, gravitational lensing, magnetic lensing, магнетарлар, электрдинамика, магнетары
Kazakhstan
0/0 Free
periodical press (Magazines)
MURTAZIN YE. ZH.
Murtazin, Ye. Zh. Assessment of the potential of self-discharging hydrogeological wells for sustainable development of rural areas of Zhambyl region [Text] / Ye. Zh. Murtazin, D. K. Adenova , S. R. Tazhiyev // Қазақстан Республикасы Ұлттық ғылым академиясының хабарлары. Геология және техникалық ғылымдар сериясы. - 2022. - № 5 (455). - P. 143-155. - Bibliogr.: p. 154-155 ISSN 2518-170X.
UDC:
556.3
Subject headings
- Groundwater hydrology
Annotation
Assessment of the potential for flowing well operation of pressure groundwater in Market district has been carried out based on the analysis of the results of the expedition surveys
Keywords
self-discharging hydrogeological well, pressure artesian groundwater, flowing well operation, гидрогеологиялық ұңғыма, жерасты сулары, гидрогеологическая скважина, артезианские подземные воды
Kazakhstan
0/0 Free
periodical press (Magazines)
DEMESSINOVA S. S.
Demessinova, S. S. Algorithm for control of remote sensing spacecraft for monitoring subsoil use objects [Text] / S. S. Demessinova, D. M. Kalmanova , O. A. Dagmirzayev [et al.] // Қазақстан Республикасы Ұлттық ғылым академиясының хабарлары. Геология және техникалық ғылымдар сериясы. - 2022. - № 6 (456). - P. 34-44. - Bibliogr.: p. 44 ISSN 2224-5278.
UDC:
528.8
Subject headings
- Remote sensing
Annotation
The authors propose a spacecraft control algorithm developed by them. The paper presents the research results conducted by the authors and proposals for their practical implementation
Keywords
spacecraft, subsoil users, remote sensing, satellite images, geology, ғарыш аппараты, қашықтықтан зондтау, космический аппарат, дистанционное зондирование
Kazakhstan
0/0 Free
ZHUMAGUL M. Z.
A STUDY OF THE CENOPOPULATIONS AND ONTOGENETIC STRUCTURE OF ADONIS WOLGENSIS IN THE AKMOLA REGION
periodical press (Magazines)
0/0 Free
SRINIVAS E.
A NOVEL NUMERICAL SCHEME FOR A CASS OF SINGULARLY PERTURBED DIFFERENTIAL-DIFFERENCE EQUATIONS WITH A FIXED LARGE DELAY
periodical press (Magazines)
0/0 Free
MAMYTBEKOVA G. K.
ANTIMICROBIAL ACTIVITY OF FUNGAL EXTRACTS IDENTIFIED FROM THIRTY-TWO LICHEN SPECIES
periodical press (Magazines)
0/0 Free
TOLEUGAZY Y.
ABOUT UNIMPROVABILITY THE EMBEDDING THEOREMS FOR ANISOTROPIC NIKOL’SKII-BESOV SPACES WITH DOMINATED MIXED DERIVATES AND MIXEDMETRIC AND ANISOTROPIC LORENTZ SPACES
periodical press (Magazines)
0/0 Free
KULPESHOV B. SH.
ALGEBRAS OF BINARY FORMULAS FOR א0-CATEGORICAL WEAKLY CIRCULARLYMINIMAL THEORIES: MONOTONIC CASE
periodical press (Magazines)
0/0 Free
OTAROVA J. A.
A BOUNDARY VALUE PROBLEM FOR THE FOURTH-ORDER DEGENERATE EQUATION OF THE MIXED TYPE
periodical press (Magazines)
0/0 Free
BAZARBEK A. B.
AB-INITIO CALCULATIONS FOR THE SEARCH FOR STABLE STRUCTURES FOR IRON-PHOSPHORUS AND NICKEL-PHOSPHORUS SYSTEMS
periodical press (Magazines)
0/0 Free
BEISSEN N.
AN OVERVIEW OF LIGHT RAY DEFLECTION CALCULATION BY MAGNETARS IN NONLINEAR ELECTRODYNAMICS
periodical press (Magazines)
0/0 Free
MURTAZIN YE. ZH.
ASSESSMENT OF THE POTENTIAL OF SELF-DISCHARGING HYDROGEOLOGICAL WELLS FOR SUSTAINABLE DEVELOPMENT OF RURAL AREAS OF ZHAMBYL REGION
periodical press (Magazines)
0/0 Free
DEMESSINOVA S. S.
ALGORITHM FOR CONTROL OF REMOTE SENSING SPACECRAFT FOR MONITORING SUBSOIL USE OBJECTS
periodical press (Magazines)
0/0 Free