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Жанр:Естественные науки (natural_sciences)
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311-320 из 359
периодические издания(Журналы)
AMENOVA F. S.
Amenova, F. S. The method to solve equations incompressible fluid equations (ψ, Ω) with variables [Text] / F. S. Amenova // Шығыстың аймақтық хабаршысы. - 2015. - № 1. - 10-20 р.. - Bibliogr.: 19 р.
ISSN 1683-1667.
УДК:
519.6
Предметная рубрика
- Computational mathematics. Numerical analysis
Аннотация
The article considers the solution of a two-dimensional operator-difference problem for an incompressible fluid in variables current function, velocity vortex
Ключевые слова
difference problem, iterative algorithms, estimation of convergence rate, methods for solving equations, incompressible fluid equations, current function, а whirlwind of speed, computational mathematics
Казахстаника
0/0 Свободно
периодические издания(Журналы)
JES A. V.
Jes, A. V. The cluster modeling of the martensitic transformations in nickelide titanium [Text] / A. V. Jes, L. I. Kveglis // Шығыстың аймақтық хабаршысы. - 2017. - № 3. - 23-33 р.. - Bibliogr.: 32-33 р.
ISSN 1683-1667.
УДК:
538.911
Предметная рубрика
- Crystalline, quasi-lattice, and other structures
Аннотация
The paper considers the processes of structure formation in massive Ni51Ti49 alloy samples subjected to a tensile load
Ключевые слова
nickel-titanium , plastic deformation, martensitic transformation, Ni51Ti49 alloy, сrystal structures, quasi-lattice structures
Казахстаника
0/0 Свободно
периодические издания(Журналы)
BAIGUZHINA ZH. S.
Baiguzhina, Zh. S. The importance of bacteria of the genus Bifidobacterium in intestinal microbiocenosis [Text] / Zh. S. Baiguzhina, A. E. Hasenova , Sh. K. Yeleupayeva [et al.] // Қарағанды университетінің хабаршысы. Биология. Медицина. География сериясы. - 2024. - Vol. 29, № 3 (115). - P. 34-44. - Bibliogr.: p. 40-42 ISSN 2518-7201.
УДК:
579.6
Предметная рубрика
- Applied microbiology
Аннотация
This review discusses current Bifidobacterium, including the biological characteristics of Bifidobacterium bifidum species, which exhibit specific adaptations to the human intestine
Ключевые слова
bifidobacteria, Bifidobacterium bifidum, probiotics, human gut microbiota, microbiome, bifidobacterial metabolism, phylogeny, taxonomy, бифидобактериялар, ішек микробиотасы, бифидобактерии, микробиота кишечника
Казахстаника
0/0 Свободно
периодические издания(Журналы)
MAMYROVA S. A.
Mamyrova, S. A. The material relating to the anatomy of Rhaponticum serratuloides leaf blades according to age conditions [Text] / S. A. Mamyrova, B. G. Andreev , A. N. Kupriyanov [et al.] // Қарағанды университетінің хабаршысы. Биология. Медицина. География сериясы. - 2024. - № 3. - P. 58-64. - Bibliogr.: p. 62-63 ISSN 2518-7201.
УДК:
581.8
Предметная рубрика
- Plant anatomy
Аннотация
In the article the features of the morphological and anatomical structure of leaf blades in the process of ontogenesis of Rhaponticum serratuloides Georgi (Bobr.) during juvenile, immature, virginal, generative and senile age states were presented
Ключевые слова
age states, anatomical features, types of leaf blades, Rh. serratuloides, Rh. carthamoides, өсімдік анатомиясы, анатомия растений
Казахстаника
0/0 Свободно
периодические издания(Журналы)
ABDIKARIMOVA P. U.
Abdikarimova, P. U. The morphological features of above-ground parts of Juniperus sabina in Central Kazakhstan [Text] / P. U. Abdikarimova, A. K. Kali , M. Y. Ishmuratova [et al.] // Қарағанды университетінің хабаршысы. Биология. Медицина. География сериясы. - 2024. - № 3 (115). - P. 95-100. - Bibliogr.: p. 98 ISSN 2518-7201.
УДК:
581.9
Предметная рубрика
- Geographic botany
Аннотация
In the article the results of the study of morphological parameters of vegetative organs of Juniperus sabina growing in the vicinity of Karaganda city, Karkaraly and Ulytau Mountains, hills of Zhanaarka district were presented
Ключевые слова
Juniperus sabina, plant height and diameter, leaf length and width, annual growth size, plant morphology
Казахстаника
0/0 Свободно
периодические издания(Журналы)
GOLUSHKO A. V.
Golushko, A. V. The study of the city of Rundy as a "Heat island" [Text] / A. V. Golushko // Қарағанды университетінің хабаршысы. Биология. Медицина. География сериясы. - 2024. - № 3 (115). - P. 157-165. - Bibliogr.: p. 162-163 ISSN 2518-7201.
УДК:
913
Предметная рубрика
- Regional geography
Аннотация
The purpose of the study is to identify patterns of changes in meteorological indicators in the city of Rundy, Kostanai region over the summer period 2018-2022
Ключевые слова
heat wave, heat index, metrological indicator, coefficient of variation, coefficient of dispersion, trend line, atmospheric humidity, жылу аралы, остров тепла
Казахстаника
0/0 Свободно
периодические издания(Журналы)
ZHANYBEKOVA ZH. T.
Zhanybekova, Zh. T. The effect of growth regulators on the multiplication of Crataegus sanguinea in vitro [Text] / Zh. T. Zhanybekova, A. S. Nurtaza , G. K. Magzumova [et al.] // Қарағанды университетінің хабаршысы. Биология. Медицина. География сериясы. - 2024. - № 4 (116). - P. 135-143. - Bibliogr.: p. 141-142 ISSN 2518-7201.
УДК:
58:57.084.1
Предметная рубрика
- Studying plants in the laboratory
Аннотация
This study presents an efficient protocol for in vitro multiplication of Crataegus sanguinea, achieving the highest shoot proliferation rate
Ключевые слова
axillary buds, QL medium, PGRs, shoot proliferation, crataegus sanguinea, өсімдік гормондары, микроөркендерді көбейту, мультипликация
Казахстаника
0/0 Свободно
периодические издания(Журналы)
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.
УДК:
541.64
Предметная рубрика
- Chemistry of macromolecules. Products of polymerization, polycondensation and polyaddition reactions
Аннотация
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
Ключевые слова
liquid crystalline polymers, phase transitions, polarizing microscopy, thermal stability, high-temperature polycondensation
Казахстаника
0/0 Свободно
периодические издания(Журналы)
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.
УДК:
544.4
Предметная рубрика
- Chemical kinetics. Catalysis
Аннотация
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
Ключевые слова
biopolymer, Cu-containing enzyme, coumaric acid, polyphenol oxidase, antioxidant, antioxidant, spectroscopy, tyrosinase, molecular modeling
Казахстаника
0/0 Свободно
периодические издания(Журналы)
ОMAROVA G. Т.
Оmarova, G. Т. To the inverse problem of comet dynamics [Text] / G. Т. Оmarova, Zh. Т. Оmarova // Қазақстан Республикасы Ұлттық ғылым академиясының баяндамалары. - 2022. - № 1. - P. 124-129. - Bibliogr.: p. 128-129 ISSN 2224-5227.
УДК:
521.1
Предметная рубрика
- Celestial mechanics. General principles of dynamic astronomy
Аннотация
In this work, a further consideration of the inverse problem of Celestial Mechanics is developed - the problem of reconstruction of a non-stationary space symmetrical regular planar potential of the gravitating system generating a family of evolving types of orbits
Ключевые слова
celestial mechanics, inverse problem, comet dynamic, аспан механикасы, кометалардың динамикасы, небесная механика, динамика комет
Казахстаника
0/0 Свободно
AMENOVA F. S.
THE METHOD TO SOLVE EQUATIONS INCOMPRESSIBLE FLUID EQUATIONS (Ψ, Ω) WITH VARIABLES
периодические издания(Журналы)
0/0 Свободно
JES A. V.
THE CLUSTER MODELING OF THE MARTENSITIC TRANSFORMATIONS IN NICKELIDE TITANIUM
периодические издания(Журналы)
0/0 Свободно
BAIGUZHINA ZH. S.
THE IMPORTANCE OF BACTERIA OF THE GENUS BIFIDOBACTERIUM IN INTESTINAL MICROBIOCENOSIS
периодические издания(Журналы)
0/0 Свободно
MAMYROVA S. A.
THE MATERIAL RELATING TO THE ANATOMY OF RHAPONTICUM SERRATULOIDES LEAF BLADES ACCORDING TO AGE CONDITIONS
периодические издания(Журналы)
0/0 Свободно
ABDIKARIMOVA P. U.
THE MORPHOLOGICAL FEATURES OF ABOVE-GROUND PARTS OF JUNIPERUS SABINA IN CENTRAL KAZAKHSTAN
периодические издания(Журналы)
0/0 Свободно
периодические издания(Журналы)
0/0 Свободно
ZHANYBEKOVA ZH. T.
THE EFFECT OF GROWTH REGULATORS ON THE MULTIPLICATION OF CRATAEGUS SANGUINEA IN VITRO
периодические издания(Журналы)
0/0 Свободно
DEBERDEEV T. R.
THERMAL BEHAVIOR OF NOVEL AROMATIC OLIGOESTERS AND OLIGOESTERAMIDES
периодические издания(Журналы)
0/0 Свободно
WU C. Y.
THREE-DIMENSIONAL FINGERPRINT SPECTROSCOPY STUDY ON THE BIOPOLYMER SYSTEM OF POLYPHENOL OXIDASE BINDING WITH CUMALIC ACID
периодические издания(Журналы)
0/0 Свободно
периодические издания(Журналы)
0/0 Свободно