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Genre:Естественные науки (natural_sciences)
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91-100 of 126
periodical press (Magazines)
KUBENOVA M. M.
Kubenova, M. M. Investigation of thermoelectricproperties of nanocrystalline copper chalcogenides [Text] / M. M. Kubenova, K. A. Kuterbekov , M. Kh. Balapanov [et al.] // Қарағанды университетінің хабаршысы. Физика сериясы. - 2024. - Vol. 29, № 1 (113). - P. 59-65. - Bibliogr.: p. 63 ISSN 2518-7198.
UDC:
538.971
Subject headings
- Physics of surfaces and interfaces. Emission and collision
Annotation
The paper presents the results of a study of the thermoelectric properties of the Cu2S0.5Te0.5 triple alloy
Keywords
hermoelectric materials, copper sulfide, crystal structure, conductivity, diffusion, thermal conductivity, Seebeck coefficient, superionic conductors, термоэлектрлік материалдар, мыс сульфиді, термоэлектрические материалы, сульфид меди
Kazakhstan
0/0 Free
periodical press (Magazines)
BASPAKOVA G. R.
Baspakova, G. R. Impact of climate change and anthropogenic factors on the runoff of the Ertis river [Text] / G. R. Baspakova, S. K. Alimkulov , E. S. Sarkynov [et al.] // Қазақстан Республикасы Ұлттық ғылым академиясының хабарлары. Геология және техникалық ғылымдар сериясы. - 2022. - № 5 (455). - P. 6-22. - Bibliogr.: p. 21-22 ISSN 2518-170X.
UDC:
556.5
Subject headings
- Surface-water hydrology. Land hydrology
Annotation
The article examines the current change in renewable water resources of the Еrtis River basin, taking into account regional climatic and anthropogenic impacts
Keywords
river runoff, climate change, anthropogenic activity, air temperature, precipitation, өзен ағындысы, речной сток
Kazakhstan
0/0 Free
periodical press (Magazines)
BERDENOV ZH. G.
Berdenov, Zh. G. Impact of technogenic factors on surface water of the Ilek river basin [Text] / Zh. G. Berdenov, R. Z. Safarov , E. Kh. Mendybaev [et al.] // Қазақстан Республикасы Ұлттық ғылым академиясының хабарлары. Геология және техникалық ғылымдар сериясы. - 2022. - № 5 (455). - P. 37-50. - Bibliogr.: p. 49-50 ISSN 2518-170X.
UDC:
504:556.5
Subject headings
- Surface water pollution
Annotation
The article presents the general scope of anthropogenic factors that negatively affecting the geosystems of the Ilek river basin. The paper considers the hydrochemical investigations of the Ilek river and large tributaries as a result of expeditionary observations for 2021
Keywords
technogenesis, river basin, hydrochemical indicators, geoecological state, судың ластануы, загрязнение воды
Kazakhstan
0/0 Free
periodical press (Magazines)
BILETSKIY M. T.
Biletskiy, M. T. Increasing the Mangystau peninsula underground water reserves utilization coefficient by establishing the most effective method of drilling water supply wells [Text] / M. T. Biletskiy, B. T. Ratov , V. L. Khomenko [et al.] // Қазақстан Республикасы Ұлттық ғылым академиясының хабарлары. Геология және техникалық ғылымдар сериясы. - 2022. - № 5 (455). - P. 51-62. - Bibliogr.: p. 61-62 ISSN 2518-170X.
UDC:
556.3
Subject headings
- Groundwater hydrology. Geohydrology
Annotation
In the presented paper the specifics of the principal methods of water supply wells are considered as related to the Samskoye underground water field
Keywords
water deficit, underground water, Samkoye mine, debit, drilling technology, reverse wash, су ұңғымаларын бұрғылау, подземные воды
Kazakhstan
0/0 Free
periodical press (Magazines)
NURLAN K.
Nurlan, K. Investigation of vertex a1→VP for hadronic Ꚍ decays [Text] / K. Nurlan // Л.Н. Гумилев атындағы Еуразия ұлттық университетінің хабаршысы. Физика. Астрономия сериясы. - 2024. - № 1 (146). - Р. 20-27. - Bibliogr.: p. 25-26 ISSN 2616-6836.
UDC:
539.125/.126
Subject headings
- Hadrons
Annotation
The article examines the quark structure of the a1 resonance and the role of the intermediate non-strange axial-vector channel in the partial widths of the tau lepton decay
Keywords
hadron structure, quark fields, meson interactions, quark model
Kazakhstan
0/0 Free
periodical press (Magazines)
AZIZOV S.
Azizov, S. Investigation of the temperature dependence of the dielectric relaxation of chlorobenzene, bromobenzene and iodobenzene [Text] / S. Azizov // Қарағанды университетінің хабаршысы. Физика сериясы. - 2024. - Vol. 29, № 2 (114). - P. 36-42. - Bibliogr.: p. 41 ISSN 2518-7198.
UDC:
544.16
Subject headings
- The dependence of the properties of substances on their atomic and molecular structure
Annotation
This paper deals with the investigation results of temperature dependence of complex permittivity’sε∗=έ−iε ̋of chloro, bromo and iodo-benzene at wavelength 11,50 cm and 12,80 cm within the temperature range 20 ÷ -80 ̊
Keywords
dielectric spectroscopy, complex dielectricconstant, dielectric properties, benzene, bromoben-zene, chlorobenzene, iodo-benzene, диэлектрлік спектроскопия, диэлектрическая спектроскопия
Kazakhstan
0/0 Free
periodical press (Magazines)
AKHMET G. B.
Akhmet, G. B. International legal regulation of principles in the field of climate protection [Text] / G. B. Akhmet, D. N. Bekezhanov , B. A. Seriyev // Қазақстан Республикасы Заңнама және құқықтық ақпарат институтының жаршысы. - 2024. - № 3. - 94-101 р.. - Bibliogr.: 100-101 р.
ISSN 2788-5283.
UDC:
349.6(100)
Subject headings
- Legal problems of environmental protection
Annotation
The article discusses the new principles of climate protection in the Paris Agreement on Climate Change
Keywords
climate protection, legal principles of climate protection, environmental safety, international agreements, United Nations Climate Change Conference, environmental protection, prevention of environmental situations, international law
Kazakhstan
0/0 Free
periodical press (Magazines)
NAURZKULOVA S. M.
Naurzkulova, S. M. Influence of the preparation methods on the structural and reducibility properties of new ni containing composites based on complex oxides for fuel-cell application [Text] / S. M. Naurzkulova, M. V. Arapova , B. K. Massalimova [et al.] // Қазақстан Республикасы Ұлттық ғылым академиясының хабарлары. Химия және технология сериясы. - 2022. - № 1 (450). - P. 67-72. - Bibliogr.: p. 71-72 ISSN 2224-5286.
UDC:
54
Subject headings
- Chemistry. Crystallography. Mineralogy
Annotation
In this research, influence of the preparation methods on the structural, morphological features and reducibility properties of the catalyst’s precursors have been investigated
Keywords
perovskite, fluorite, nanocomposite, biofuel, ethanol steam reforming, hydrogen, перовскит, флюорит, нанокомпозит
Kazakhstan
0/0 Free
periodical press (Magazines)
KALIAKPEROVA I. A.
Kaliakperova, I. A. Investigation of properties of sodium dithiocarbamates derived from acetylene containing secondary amines [Text] / I. A. Kaliakperova, B. S. Saurbaeva // Шығыстың аймақтық хабаршысы. - 2012. - № 1. - 24-27 р.. - Bibliogr.: 27 р. ISSN 1683-1667.
UDC:
661
Subject headings
- Chemical industry products
Annotation
The article discusses the conditions of propylamine propargylation
Keywords
propylamine propargylation, N-propynyl, N-propylamine, dithiocarbamates, chemical industry products
Kazakhstan
0/0 Free
periodical press (Magazines)
BEKTASOVA G. S.
Bektasova, G. S. Interconnection of chaos and entropy
[Text] / G. S. Bektasova, E. P. Shevchuk , Z. A. Satbayeva // Шығыстың аймақтық хабаршысы. - 2013. - № 4. - 13-22 р.. - Bibliogr.: 21-22 ISSN 1683-1667.
UDC:
536.75
Subject headings
- Entropy. Statistical thermodynamics. Irreversible processes
Annotation
The article discusses the theories of classical and nonclassical thermodynamics
Keywords
thermodynamics, theory of classical thermodynamics, theory of neoclassical thermodynamics, еntropy, statistical thermodynamics, irreversible processes
Kazakhstan
0/0 Free
KUBENOVA M. M.
INVESTIGATION OF THERMOELECTRICPROPERTIES OF NANOCRYSTALLINE COPPER CHALCOGENIDES
periodical press (Magazines)
0/0 Free
BASPAKOVA G. R.
IMPACT OF CLIMATE CHANGE AND ANTHROPOGENIC FACTORS ON THE RUNOFF OF THE ERTIS RIVER
periodical press (Magazines)
0/0 Free
BERDENOV ZH. G.
IMPACT OF TECHNOGENIC FACTORS ON SURFACE WATER OF THE ILEK RIVER BASIN
periodical press (Magazines)
0/0 Free
BILETSKIY M. T.
INCREASING THE MANGYSTAU PENINSULA UNDERGROUND WATER RESERVES UTILIZATION COEFFICIENT BY ESTABLISHING THE MOST EFFECTIVE METHOD OF DRILLING WATER SUPPLY WELLS
periodical press (Magazines)
0/0 Free
periodical press (Magazines)
0/0 Free
AZIZOV S.
INVESTIGATION OF THE TEMPERATURE DEPENDENCE OF THE DIELECTRIC RELAXATION OF CHLOROBENZENE, BROMOBENZENE AND IODOBENZENE
periodical press (Magazines)
0/0 Free
AKHMET G. B.
INTERNATIONAL LEGAL REGULATION OF PRINCIPLES IN THE FIELD OF CLIMATE PROTECTION
periodical press (Magazines)
0/0 Free
NAURZKULOVA S. M.
INFLUENCE OF THE PREPARATION METHODS ON THE STRUCTURAL AND REDUCIBILITY PROPERTIES OF NEW NI CONTAINING COMPOSITES BASED ON COMPLEX OXIDES FOR FUEL-CELL APPLICATION
periodical press (Magazines)
0/0 Free
KALIAKPEROVA I. A.
INVESTIGATION OF PROPERTIES OF SODIUM DITHIOCARBAMATES DERIVED FROM ACETYLENE CONTAINING SECONDARY AMINES
periodical press (Magazines)
0/0 Free
periodical press (Magazines)
0/0 Free