Elektrondy katalog
Janr:Жаратылыстану ғылымдары (natural_sciences)
Katalog:Maqalalar
Nátejeler:
2871-2880 ız 3163
мерзімді басылым(Журналы)
BURKEYEVА G. K.
Burkeyevа, G. K. "Cold Curing" of Polyethylene Glycol Maleate with Acrylic Acid and Some Physicochemical Properties of Their Solutions [Text] / G. K. Burkeyevа, Ye. M. Tazhbayev , D. M. Muslimova [et al.] // Bulletin of the Karaganda University. Chemistry Series. - 2022. - № 2. - Р. 23-32. - Bibliogr.: p. 30-31 ISSN 2518-718Х.
ÁOJ:
541.64
Taqyrypty aıdarlar
- Chemistry of macromolecules. Products of polymerization, polycondensation and polyaddition reactions
Ańdatpa
The possibility of using the copolymers based on unsaturated polyesters with acrylic acid (AA) as the main component (polymeric basis) for the creation of novel highly effective sealants and glues of domestic production was demonstrated
Kіlt sózder
sealant, glue, unsaturated polyester, polyethylene glycol maleate, unsaturated carboxylic acid, radical copolymerization, acrylic acid, radical copolymerization, cold curing
Qazaqstandуq
0/0 Bos
мерзімді басылым(Журналы)
NURMAGANBETOV ZH. S.
Nurmaganbetov, Zh. S. Synthesis and Structure of 4-Substituted (1S,9aR)-1-[(1,2,3-triazol-1-yl)methyl]octahydro-1H-quinolysines of Lupinine [Text] / Zh. S. Nurmaganbetov, S. D. Fazylov , K. M. Turdybekov [et al.] // Bulletin of the Karaganda University. Chemistry Series. - 2022. - № 2. - Р. 12-22. - Bibliogr.: p. 20-21 ISSN 2518-718Х.
ÁOJ:
547.94
Taqyrypty aıdarlar
- Natural alkaloids
Ańdatpa
The article presents results on the synthesis and investigation of the structural features of a number of 1,4-disubstituted 1H-1,2,3-triazole derivatives of the alkaloid lupinine
Kіlt sózder
quinolysine alkaloids, lupinine, azides, triazoles, methanesulfonyl chloride, terminal alkynes, 1,3- dipolar cycloaddition reaction, X-ray structural analysis
Qazaqstandуq
0/0 Bos
мерзімді басылым(Журналы)
МЫРЗАҚҰЛОВА Б. М.
Мырзақұлова, Б. М. Есіл өзені алабындағы су объектілерінің гидрохимиялық және гидробиологиялық көрсеткіштері бойынша қазіргі кездегі суының сапасы [Мәтін] / Б. М. Мырзақұлова, К. К. Дускаев // Гидрометеорология және экология. - 2019. - № 4 (95). - 61-69 б. - Библиогр.: 68 б. ISSN 2079-6161.
ÁOJ:
504:556
Taqyrypty aıdarlar
- Су ресурстары экологиясы
Ańdatpa
Есіл өзені суының сапасы мен құрамының қалыптасу ерекшеліктері және өзеннің су сапасына химиялық заттардың әсері қарастырылған
Kіlt sózder
гидробиологиялық көрсеткіштер, фитопланктон, перифитон, зоопланктон, бентос, биотикалық индекс, судың ластану индексі, загрязнение воды, water pollution
Qazaqstandуq
0/0 Bos
мерзімді басылым(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.] // Bulletin of the Karaganda University. Chemistry Series. - 2022. - № 2. - Р. 95-102. - Bibliogr.: p. 99 ISSN 2518-718Х.
ÁOJ:
544.2
Taqyrypty aıdarlar
- Physical chemistry of solids, liquids and gases
Ańdatpa
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
Kіlt sózder
alloys, electrochemical hydrogen saturation, hydrogen, self-diffusion, microstructure of alloys
Qazaqstandуq
0/0 Bos
мерзімді басылым(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.] // Bulletin of the Karaganda University. Chemistry Series. - 2022. - № 2. - Р. 115-124. - Bibliogr.: p. 122-123 ISSN 2518-718Х.
ÁOJ:
661.183
Taqyrypty aıdarlar
- Adsorbents
Ańdatpa
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
Kіlt sózder
coke breeze, coals, sorbent, sorption capacity, ash content, bulk density
Qazaqstandуq
0/0 Bos
мерзімді басылым(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.] // Bulletin of the Karaganda University. Chemistry Series. - 2022. - № 2. - Р. 61-68. - Bibliogr.: p. 66 ISSN 2518-718Х.
ÁOJ:
544.4
Taqyrypty aıdarlar
- Chemical kinetics. Catalysis
Ańdatpa
The article presents an electrochemical method of wastewater treatment from Pb (II) ions through granular graphite electrodes
Kіlt sózder
lead ions, granular graphite electrodes, wastewater, heavy metals, flow mode, current density
Qazaqstandуq
0/0 Bos
мерзімді басылым(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.] // Bulletin of the Karaganda University. Chemistry Series. - 2022. - № 2. - Р. 52-58. - Bibliogr.: p. 57-58 ISSN 2518-718Х.
ÁOJ:
547.314
Taqyrypty aıdarlar
- Hydrocarbons of the C/nH////2n-2 series with one triple bond
Ańdatpa
The article presents the results of a chemical study of Tanacetopsis pjataevae, which is an endemic plant in Kazakhstan
Kіlt sózder
NMR spectroscopy, IR spectroscopy, mass spectrometry, X-ray analysis, sesquiterpene lactones, Tanacetopsis pjataevae
Qazaqstandуq
0/0 Bos
мерзімді басылым(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.] // Bulletin of the Karaganda University. Chemistry Series. - 2022. - № 2. - Р. 43-51. - Bibliogr.: p. 49-50 ISSN 2518-718Х.
ÁOJ:
541.515
Taqyrypty aıdarlar
- Free radicals
Ańdatpa
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
Kіlt sózder
quantum chemical calculations, density functional theory, hydrogen bond, intermolecular hydrogen bonds, dimerization energy, complexation energy, effect of the nature of the solvent
Qazaqstandуq
0/0 Bos
мерзімді басылым(Журналы)
CHITLANGE S. S.
Chitlange, S. S. Development and Validation of HPTLC Method for Simultaneous Estimation of Berberine, Gallic Acid and Ursolic Acid in a Polyherbal Blend [Text] / S. S. Chitlange, S. R. Chandani , S. P. Gandhi [et al.] // Bulletin of the Karaganda University. Chemistry Series. - 2022. - № 2. - Р. 33-42. - Bibliogr.: p. 39-41 ISSN 2518-718Х.
ÁOJ:
54
Taqyrypty aıdarlar
- Chemistry
Kіlt sózder
polyherbal, gallic acid, berberine, ursolic acid, method development, validation
Qazaqstandуq
0/0 Bos
мерзімді басылым(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.] // Bulletin of the Karaganda University. Chemistry Series. - 2022. - № 2. - Р. 77-87. - Bibliogr.: p. 85 ISSN 2518-718Х.
ÁOJ:
544.18
Taqyrypty aıdarlar
- Quantum chemistry
Ańdatpa
The interaction of the superoxide radical ion O2– with the active center of Cu, Zn superoxide dismutase was studied obtained by computer simulation
Kіlt sózder
Zn-superoxide dismutase, superoxide radical ion, reactive oxygen species, antioxidants
Qazaqstandуq
0/0 Bos
BURKEYEVА G. K.
"COLD CURING" OF POLYETHYLENE GLYCOL MALEATE WITH ACRYLIC ACID AND SOME PHYSICOCHEMICAL PROPERTIES OF THEIR SOLUTIONS
мерзімді басылым(Журналы)
0/0 Bos
NURMAGANBETOV ZH. S.
SYNTHESIS AND STRUCTURE OF 4-SUBSTITUTED (1S,9AR)-1-[(1,2,3-TRIAZOL-1-YL)METHYL]OCTAHYDRO-1H-QUINOLYSINES OF LUPININE
мерзімді басылым(Журналы)
0/0 Bos
МЫРЗАҚҰЛОВА Б. М.
ЕСІЛ ӨЗЕНІ АЛАБЫНДАҒЫ СУ ОБЪЕКТІЛЕРІНІҢ ГИДРОХИМИЯЛЫҚ ЖӘНЕ ГИДРОБИОЛОГИЯЛЫҚ КӨРСЕТКІШТЕРІ БОЙЫНША ҚАЗІРГІ КЕЗДЕГІ СУЫНЫҢ САПАСЫ
мерзімді басылым(Журналы)
0/0 Bos
MEDVEDEVA N. A.
THE EFFECT OF AGING ON THE MICROSTRUCTURE OF ALLOYS (ТIСR1.8)100–XVX AFTER ELECTROLYTIC HYDROGEN CHARGING
мерзімді басылым(Журналы)
0/0 Bos
MULDAKHMETOV Z. M.
OBTAINING CARBON SORBENT FROM “EUROMET” LLP COKE BREEZE
мерзімді басылым(Журналы)
0/0 Bos
NURDILLAYEVA R. N.
ELECTROCHEMICAL METHOD OF LEAD (II) IONS REMOVAL FROM WASTEWATER USING GRANULAR GRAPHITE ELECTRODES
мерзімді басылым(Журналы)
0/0 Bos
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
мерзімді басылым(Журналы)
0/0 Bos
KURMANOVA A. F.
DFT STUDY OF COMPLEXATION REACTIONS INVOLVING DICARBOXYLIC ACIDS: HYDROGEN BONDS, INFLUENCE OF SOLVENT NATURE
мерзімді басылым(Журналы)
0/0 Bos
CHITLANGE S. S.
DEVELOPMENT AND VALIDATION OF HPTLC METHOD FOR SIMULTANEOUS ESTIMATION OF BERBERINE, GALLIC ACID AND URSOLIC ACID IN A POLYHERBAL BLEND
мерзімді басылым(Журналы)
0/0 Bos
RYABYKH A. V.
THE ROLE OF ZINC ION IN THE ACTIVE SITE OF COPPER-ZINC SUPEROXIDE DISMUTASE
мерзімді басылым(Журналы)
0/0 Bos