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Chemistry

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  • Sn-Doped Hematite Nanoparticles for Potential Photocatalytic Dye Degradation 
    Em, Svetlana; Yedigenov, Mussa; Molkenova, Anara; Khamkhash, Laura; Atabaev, Timur (IOP Publishing, 2020-01-01)
    Recently, low-cost hematite (α-Fe2O3) metal oxide semiconductor has attracted enormous attention for the photoelectrochemical water splitting and photocatalytic applications. The main purpose of this work is to study the ...
  • Stable Colloidal Silica Particles Doped with a Fluorescent Dye 
    Mulikova, Tomiris; Khamkhash, Laura; Dukenbayev, Kanat; Molkenova, Anara; Atabaev, Timur (IOP Publishing, 2020-01-01)
    In this study, we described the quick synthesis strategy of stable colloidal silica particles encapsulated with a fluorescent dye. Atomic Force Microscopy AFM, Fourier-Transform Infrared Spectroscopy FTIR, and Fluorescence ...
  • Three-component reaction of azulene, aryl glyoxal and 1,3-dicarbonyl compound for the synthesis of various azulene derivatives 
    Peshkov, Vsevolod A.; Peshkov, Anatoly A.; Amandykova, Sagadat; Gimnkhan, Aidana; Pereshivko, Olga P.; Gong, Jing; Yu, Jiafeng; Huang, Jianjun; Kashtanov, Stepan (Royal Society of Chemistry, 2020-03-10)
    A three-component reaction of an azulene, an aryl glyoxal and a 1,3-dicarbonyl compound has been elaborated to access a series of azulene derivatives. Some of these azulene-containing adducts were further subjected to ...
  • Aluminum foil as a substrate for metal enhanced fluorescence of bacteria labelled with quantum dots, shows very large enhancement and high contrast 
    Sultangaziyev, Alisher; Akhmetova, Aktilek; Kunushpayeva, Zhanar; Rapikov, Alisher; Olena, Filchakova; Bukasov, Rostislav (Elsevier, 2020-02-21)
    Very high surface/metal enhanced fluorescence was observed for E. coli single bacteria cells labeled with composite CdSeS/ZnS quantum dots (QDs) on three substrates: aluminum foil, aluminum film and gold film. The enhancement ...
  • Gold-catalyzed post-Ugi alkyne hydroarylation for the synthesis of 2-quinolones 
    Du, Xiaochen; Huang, Jianjun; Nechaev, Anton A.; Yao, Ruwei; Gong, Jing; Van der Eycken, Erik V.; Pereshivko, Olga P.; Peshkov, Vsevolod A. (Beilstein J. Org. Chem., 2018-10-04)
    A series of propargylamides containing an electron-rich benzene ring was prepared through the Ugi reaction of 3,5-dimethoxyaniline with various propiolic acids, aldehydes and isocyanides. Subjecting these adducts to a ...
  • Epidemiological Outbreaks of Measles Virus in Kazakhstan during 2015 
    Abeev, Arman; Zhylkibayev, Assylbek; Kamalova, Dinara; Kusheva, Nadezhda; Nusupbaeva, Gauhar; Tleumbetova, Nazim; Smagul, Manar; Beissenova, Sarkit; Aubakirova, Saltanat; Kassenova, Zhuldiz; Demessinova, Balzira; Amanbayev, Altay; Ramankulov, Yerlan; Shevtsov, Alexander (Japanese Journal of Infectious Diseases, 2018)
    This study involved epidemiological surveillance of the measles virus (MV) in the territory of the Republic of Kazakhstan during 2015–2016. We detected MV genotype D8 in this season of measles outbreak. A total of 2,341 ...
  • Control of Porphyrin Dye Aggregation Using Bis(4-pyridyl)Alkanes in Dye Sensitized Solar Cells 
    Baptayev, B.; Rysbekova, Altynay; Kalpakov, Dauren; Aukenova, Ainura; Mustazheb, Dias; Salkenova, Zarina; Kazaliyev, Miras; Balanay, Mannix (The Institute of Combustion Problems, 2019-02-02)
    The aggregation of sensitizer molecules on the surface of photoanode is a serious issue that can affect the photovoltaic performance of dye-sensitized solar cells. Prevention of dye agglomeration, therefore, is critical. ...
  • Extraction of high-purity silica from rice husk via hydrochloric acid leaching treatment 
    Azat, Seitkhan; Sartova, Zhanar; Bekseitova, Kalampyr; Askaruly, Kydyr (SCIENTIFIC TECHNICAL RESEARCH COUNCIL TURKEY-TUBITAK, 2019)
    The present paper aimed at the investigation of the effect of preliminary acid treatment on the structure and purity of extracted silica. In this study, the acid leaching of rice husk (RH) in 2 M hydrochloric acid solution ...
  • Fine structure and dynamics of EB3 binding zones on microtubules in fibroblast cells 
    Vorobyev, Ivan; Mustyatsa, V. V.; Kostarev, A. V; Tvorogova, A. V.; Ataullakhanov, F. I.; Gudimchuk, N. B.; Vorobjev, I. A.; ; ; ; (Nazarbayev University School of Sciences and Humanities, 2019-08-01)
    End-binding (EB) proteins associate with the growing tips of microtubules (MTs)and modulate their dynamics directly and indirectly, by recruiting essential factors to fine-tune MTs for their many essential roles in cells. ...
  • Base Metal Catalysts for Deoxygenative Reduction of Amides to Amines 
    Khalimon, Andrey; Gudun, Kristina; Hayrapetyan, Davit (Nazarbayev University School of Sciences and Humanities, 2019-06-01)
    The development of efficient methodologies for production of amines attracts significant attention from synthetic chemists, because amines serve as essential building blocks in the synthesis of many pharmaceuticals, natural ...
  • Dysregulation of YAP by ARF Stimulated with Tea-derived Carbon Nanodots 
    Xie, Yingqiu; Kauanova, Sholpan; Fan, Haiyan; Sun, Qinglei; Nurkesh, Ayan; Lu, Jiang; Tursynkhan, Darkhan; Yang, Qing; Kassymbek, Aishabibi; Karibayev, Mirat; Duisenova, Korlan; Wang, Xiao; Manarbek, Limara; Maipas, Aisulu; Chen, Zhenbang; Balanay, Mannix P. (Nazarbayev University, School of Sciences and Humanities, 2017-11-29)
    YAP is a downstream nuclear transcription factor of Hippo pathway which plays an essential role in development, cell growth, organ size and homeostasis. It was previously identified that elevation of YAP in genomics of ...
  • Doped Carbon Dots for Sensing and Bioimaging Applications: A Minireview 
    Atabaev, Timur (Nazarbayev University School of Sciences and Humanities, 2018-05-18)
    In the last decade, carbon dots (C-dots, CDs) or carbon quantum dots (CQDs) have attracted a considerable amount of attention from the scientific community as a low cost and biocompatible alternative to semiconductor quantum ...
  • Quick synthesis of fluorescent nitrogen-doped carbon nanoparticles for selective and sensitive Fe(III) detection in water 
    Molkenova, Anara; Amangeldinova, Yerkezhan; Aben, Dauren; Sayatova, Saya; Atabaev, Timur (Nazarbayev University School of Sciences and Humanities, 2019-03-06)
    Recently, fluorescent carbon nanostructures have attracted enormous attention thanks to their excellent optical properties, low-cost, chemical inertness and stability. In this study, we demonstrated a quick, facile, ...
  • Crystal structure of 5,15-bis-(4-methyl-phen-yl)-10,20-bis-(4-nitro-phen-yl)porphyrin nitro-benzene disolvate 
    Baptayev, Bakhytzhan; Adilov, Salimgerey (Nazarbayev University School of Sciences and Humanities, 2018-01-01)
    The whole mol-ecule of the title porphyrin, C46H32N6O4·2C6H5NO2, which crystallized as a nitro-benzene disolvate, is generated by inversion symmetry. The porphyrin macrocycle is almost planar, the maximum deviation from ...