Электронный каталог
Язык издания:Английский
Каталог:Статьи
Результат поиска:
1631-1640 из 2177
периодические издания(Журналы)
DEKHNICH V. S.
Dekhnich, V. S. Factors of city private transport decarbonization [Text] / V. S. Dekhnich, N. M. Dronin // Қарағанды университетінің хабаршысы. Биология. Медицина. География сериясы. - 2022. - № 2. - Р. 178-188. - Bibliogr.: p. 187-188 ISSN 2518-7201.
УДК:
620.9
Предметная рубрика
- General energy
Аннотация
The article is devoted to assessing the contribution of greenhouse gas emissions from the transport sector of large cities and regional centers of the Republic of Kazakhstan
Ключевые слова
climate policy, city transportation systems, decarbonization, carbon intensity of vehicles, greenhouse gas emissions
Казахстаника
0/0 Свободно
периодические издания(Журналы)
BITYUKOVA V. R.
Bityukova, V. R. Ecological and economic assessment of the ecological situation transformation in the Republic of Kazakhstan regions in 1990–2020 [Text] / V. R. Bityukova // Қарағанды университетінің хабаршысы. Биология. Медицина. География сериясы. - 2022. - № 2. - Р. 154-167. - Bibliogr.: p. 164-165 ISSN 2518-7201
.
УДК:
502.3/.7
Предметная рубрика
- Various parts of the environment
Аннотация
The article is devoted to problems of stating the complex index of anthropogenic impact (IAI) formation es-timating the ecological stress level in regions of Kazakhstan
Ключевые слова
ecological and economic analysis, pollution indicators, integral index ecological stress, ecological situation, anthropogenic impact
Казахстаника
0/0 Свободно
периодические издания(Журналы)
ALIYEV F. R.
Aliyev, F. R. Synthesis and study of a new mixed-layered compound GeBi3 Te4 belonging to the nBi2–mGeBi2 Te4 homologous series [Text] / F. R. Aliyev, E. N. Orujlu , D. M. Babanly // Қарағанды университетінің хабаршысы. Химия сериясы. - 2022. - № 1. - Р. 92-98. - Bibliogr.: p. 96-97 ISSN 2518-718Х.
УДК:
546.2
Предметная рубрика
- Nonmetals of groups III, IV, VI and elements of group zero
Аннотация
In light of the structural properties of tetradymite-like layered chalcogenide compounds, the mixed-layered compound GeBi3Te4 was predicted and synthesized for the first time, which belongs to the nBi2–mGeBi2Te4 homologous series in the Ge-Te-Bi system
Ключевые слова
Ge-Bi-Te ternary system, nBi2–mGeBi2Te4 homologous series, GeBi3 Te4 , GeBi4 Te4, tetradymitelike structure, topological insulators
Казахстаника
0/0 Свободно
периодические издания(Журналы)
MULDAKHMETOV Z. M.
Muldakhmetov, Z. M. Obtaining Carbon Sorbent from “Euromet” LLP Coke Breeze [Text] / Z. M. Muldakhmetov, A. T. Ordabaeva , M. G. Meiramov [et al.] // Қарағанды университетінің хабаршысы. Химия сериясы. - 2022. - № 2. - Р. 115-124. - Bibliogr.: p. 122-123 ISSN 2518-718Х.
УДК:
661.183
Предметная рубрика
- Adsorbents
Аннотация
The paper presents the results of a physicochemical analysis of a coke sample from “Euromet” LLP (Karaganda, Kazakhstan), which is carbonaceous material with high carbon content, the absence of volatiles matter and low ash content
Ключевые слова
coke breeze, coals, sorbent, sorption capacity, ash content, bulk density
Казахстаника
0/0 Свободно
периодические издания(Журналы)
NURDILLAYEVA R. N.
Nurdillayeva, R. N. Electrochemical Method of Lead (II) Ions Removal from Wastewater Using Granular Graphite Electrodes [Text] / R. N. Nurdillayeva, A. N. Zhylysbayeva , A. K. Askarov [et al.] // Қарағанды университетінің хабаршысы. Химия сериясы. - 2022. - № 2. - Р. 61-68. - Bibliogr.: p. 66 ISSN 2518-718Х.
УДК:
544.4
Предметная рубрика
- Chemical kinetics. Catalysis
Аннотация
The article presents an electrochemical method of wastewater treatment from Pb (II) ions through granular graphite electrodes
Ключевые слова
lead ions, granular graphite electrodes, wastewater, heavy metals, flow mode, current density
Казахстаника
0/0 Свободно
периодические издания(Журналы)
TURDYBEKOV K. M.
Turdybekov, K. M. Isolation and Structure of the New Sesquiterpene Lactone 3-oxo-10β-hydroxy-5,7α(H),4,6β(H)-guai-1,11(13)-diene-6,12-olide [Text] / K. M. Turdybekov, S. A. Ivasenko , D. M. Turdybekov [et al.] // Қарағанды университетінің хабаршысы. Химия сериясы. - 2022. - № 2. - Р. 52-58. - Bibliogr.: p. 57-58 ISSN 2518-718Х.
УДК:
547
Предметная рубрика
- Оrganic chemistry
Аннотация
The article presents the results of a chemical study of Tanacetopsis pjataevae, which is an endemic plant in Kazakhstan
Ключевые слова
NMR spectroscopy, IR spectroscopy, mass spectrometry, X-ray analysis, sesquiterpene lactones, Tanacetopsis pjataevae
Казахстаника
0/0 Свободно
периодические издания(Журналы)
KURMANOVA A. F.
Kurmanova, A. F. DFT Study of Complexation Reactions Involving Dicarboxylic Acids: Hydrogen Bonds, Influence of Solvent Nature [Text] / A. F. Kurmanova, F. Zh. Abilkanova , A. S. Rakhimzhanova [et al.] // Қарағанды университетінің хабаршысы. Химия сериясы. - 2022. - № 2. - Р. 43-51. - Bibliogr.: p. 49-50 ISSN 2518-718Х.
УДК:
541.515
Предметная рубрика
- Free radicals
Аннотация
Quantum chemical studies of the protolytic ability of some dicarboxylic acids are carried out. The geometric and kinetic parameters of the dimeric molecules of maleic, succinic, tartaric, oxalic, and adipic acids are investigated
Ключевые слова
quantum chemical calculations, density functional theory, hydrogen bond, intermolecular hydrogen bonds, dimerization energy, complexation energy, effect of the nature of the solvent
Казахстаника
0/0 Свободно
периодические издания(Журналы)
VISSURKHANOVA YA. A.
Vissurkhanova, Ya. A. Mono- and Bimetallic Silver-Containing Nitrogen-Doped Carbon Composites and Their Electrocatalytic Activity [Text] / Ya. A. Vissurkhanova, N. M. Ivanova , E. A. Soboleva [et al.] // Қарағанды университетінің хабаршысы. Химия сериясы. - 2022. - № 2. - Р. 103-114. - Bibliogr.: p. 112-113 ISSN 2518-718Х.
УДК:
544.478
Предметная рубрика
- Catalysts
Аннотация
The N-doped metal-carbon composites based on the carbonized melamine-formaldehyde polymer (MFP) with silver, silver-copper, and silver-cobalt particles were synthesized
Ключевые слова
N-doped metal-carbon composites, silver, melamine-formaldehyde polymer, carbonization, bimetallic catalysts, electrocatalytic hydrogenation, p-nitroaniline
Казахстаника
0/0 Свободно
периодические издания(Журналы)
MEDVEDEVA N. A.
Medvedeva, N. A. The Effect of Aging on the Microstructure of Alloys (ТiСr1.8)100–xVx after Electrolytic Hydrogen Charging [Text] / N. A. Medvedeva, A. A. Mironova , N. E. Skryabina [et al.] // Қарағанды университетінің хабаршысы. Химия сериясы. - 2022. - № 2. - Р. 95-102. - Bibliogr.: p. 99 ISSN 2518-718Х.
УДК:
544.2
Предметная рубрика
- Physical chemistry of solids, liquids and gases
Аннотация
The microstructure transformation of ternary Ti-Cr-V alloys after introduction of hydrogen has been analyzed for a long time. Assessment of the impact of vanadium concentration and ratio of Ti and V concentrations on composition stability has been carried out
Ключевые слова
alloys, electrochemical hydrogen saturation, hydrogen, self-diffusion, microstructure of alloys
Казахстаника
0/0 Свободно
периодические издания(Журналы)
RYABYKH A. V.
Ryabykh, A. V. The Role of Zinc Ion in the Active Site of Copper-Zinc Superoxide Dismutase [Text] / A. V. Ryabykh, O. A. Maslova , S. A. Beznosyuk [et al.] // Қарағанды университетінің хабаршысы. Химия сериясы. - 2022. - № 2. - Р. 77-87. - Bibliogr.: p. 85 ISSN 2518-718Х.
УДК:
544.18
Предметная рубрика
- Quantum chemistry
Аннотация
The interaction of the superoxide radical ion O2– with the active center of Cu, Zn superoxide dismutase was studied obtained by computer simulation
Ключевые слова
Zn-superoxide dismutase, superoxide radical ion, reactive oxygen species, antioxidants
Казахстаника
0/0 Свободно
периодические издания(Журналы)
0/0 Свободно
BITYUKOVA V. R.
ECOLOGICAL AND ECONOMIC ASSESSMENT OF THE ECOLOGICAL SITUATION TRANSFORMATION IN THE REPUBLIC OF KAZAKHSTAN REGIONS IN 1990–2020
периодические издания(Журналы)
0/0 Свободно
ALIYEV F. R.
SYNTHESIS AND STUDY OF A NEW MIXED-LAYERED COMPOUND GEBI3 TE4 BELONGING TO THE NBI2–MGEBI2 TE4 HOMOLOGOUS SERIES
периодические издания(Журналы)
0/0 Свободно
MULDAKHMETOV Z. M.
OBTAINING CARBON SORBENT FROM “EUROMET” LLP COKE BREEZE
периодические издания(Журналы)
0/0 Свободно
NURDILLAYEVA R. N.
ELECTROCHEMICAL METHOD OF LEAD (II) IONS REMOVAL FROM WASTEWATER USING GRANULAR GRAPHITE ELECTRODES
периодические издания(Журналы)
0/0 Свободно
TURDYBEKOV K. M.
ISOLATION AND STRUCTURE OF THE NEW SESQUITERPENE LACTONE 3-OXO-10Β-HYDROXY-5,7Α(H),4,6Β(H)-GUAI-1,11(13)-DIENE-6,12-OLIDE
периодические издания(Журналы)
0/0 Свободно
KURMANOVA A. F.
DFT STUDY OF COMPLEXATION REACTIONS INVOLVING DICARBOXYLIC ACIDS: HYDROGEN BONDS, INFLUENCE OF SOLVENT NATURE
периодические издания(Журналы)
0/0 Свободно
VISSURKHANOVA YA. A.
MONO- AND BIMETALLIC SILVER-CONTAINING NITROGEN-DOPED CARBON COMPOSITES AND THEIR ELECTROCATALYTIC ACTIVITY
периодические издания(Журналы)
0/0 Свободно
MEDVEDEVA N. A.
THE EFFECT OF AGING ON THE MICROSTRUCTURE OF ALLOYS (ТIСR1.8)100–XVX AFTER ELECTROLYTIC HYDROGEN CHARGING
периодические издания(Журналы)
0/0 Свободно
RYABYKH A. V.
THE ROLE OF ZINC ION IN THE ACTIVE SITE OF COPPER-ZINC SUPEROXIDE DISMUTASE
периодические издания(Журналы)
0/0 Свободно