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Chemical Engineering: Недавние поступления

Отображаемые элементы 121-140 из 140

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Analysis of the Consistency of Prerequisites and Learning Outcomes of Educational Programme Courses by Using the Ontological Approach

Nazyrova, Aizhan; Milosz, Marek; Bekmanova, Gulmira; Omarbekova, Assel; Mukanova, Assel; Aimicheva, Gaukhar (2023)

The article presents the results of the application of an ontological approach to the description of the structure and content of the educational programme, and its subsequent analysis for the consistency of prerequisites ...
Influence of Bi substitution with rare-earth elements on the transport properties of BiCuSeO oxyselenides

Novitskii, Andrei; Serhiienko, Illia; Novikov, Sergey; Ashim, Yerzhan; Zheleznyi, Mark; Kuskov, Kirill; Pankratova, Daria; Konstantinov, Petr; Voronin, Andrei; Tretiakov, Oleg A.; Inerbaev, Talgat; Burkov, Alexander; Khovaylo, Vladimir (ACS Applied Energy Materials, 2022-05-24)

In this study, we demonstrate that introduction of rare-earth elements, R = La or Pr, into the Bi-O charge reservoir layer of BiCuSeO leads to an increase of both the charge carrier concentration and the effective mass. ...
Adsorption isotherms and kinetics for Pb(II) ion removal from aqueous solutions with biogenic metal oxide nanoparticles

Mashentseva, Anastassiya A.; Seitzhapar, Nurzhigit; Barsbay, Murat; Aimanova, Nurgulim A.; Alimkhanova, Assel N.; Zheltov, Dmitriy A.; Zhumabayev, Alisher M.; Temirgaziev, Bakhtiyar S.; Almanova, Alimzhan A.; Sadyrbekov, Daniyar T. (RSC Advances, 2023)

This study investigates the sorption removal of lead(II) ions using zinc oxide (ZnO) and copper(II) oxide (CuO) nanoparticles synthesized through a wet burning method with the aid of plant extract from Serratula coronata ...
Activated Carbon Derived from Cucumber Peel for Use as a Supercapacitor Electrode Material

Nazhipkyzy, Meruyert; Kurmanbayeva, Gulim; Seitkazinova, Aigerim; Varol, Esin Apaydın; Li, Wanlu; Dinistanova, Balaussa; Issanbekova, Almagul; Mashan, Togzhan (Nanomaterials, 2024)

Biowaste conversion into activated carbon is a sustainable and inexpensive approach that relieves the pressure on its disposal. Here, we prepared micro-mesoporous activated carbons (ACs) from cucumber peels through ...
Acoustic Method of Quality Control of Two-Component Composite Materials

Saimanova, Zagira; Sukhinin, Sergey; Zhumadillayeva, Ainur; Mukhametzhanova, Aigul; Smagulova, Assemgul; Abildaeva, Gulnur (Applied Sciences, 2021)

The features of using the acoustic method for accurately determining the concentration of components in two-component composite materials by measuring the speed of sound of long waves are described in this paper. ...
Enhancing the efficacy of humidifier-dehumidifier desalination in humid regions through the use of an absorption refrigeration cycle (an economic and experimental investigation)

Abdullaev, Sherzod; Abdullaeva, Barno Sayfutdinovna; Opakhai, Serikzhan; Alzubaidi, Laith H. (International Journal of Thermofluids, 2022)

This experimental study investigates the performance of a novel humidifier-dehumidifier (HDH) desalination system integrated with a vapor absorption refrigerator (VAR) and photovoltaic (PV) panels for humid regions. The ...
Optimizing membrane reactor structures for enhanced hydrogen yield in CH4 tri-reforming: Insights from sensitivity analysis and machine learning approaches

Nasrabadi, Mohammadali; Anggono, Agus Dwi; Budovich, Lidia Sergeevna; Abdullaev, Sherzod; Opakhai, Serikzhan (International Journal of Thermofluids, 2024)

This study explores the optimization of membrane reactor configurations to enhance hydrogen production through CH4 tri-reforming. The investigation employs ceramic membranes for oxygen, vapor, and carbon dioxide ...
Development and investigation of a porous metal-ceramic substrate for solid oxide fuel cells

Opakhai, Serikzhan; Kuterbekov, Kairat; Zeinulla, Zhasulan; Atamurotov, Farruh (International Journal of Thermofluids, 2024)

The process of creating a porous metal-ceramic material based on Ni-Al alloy and gadolinium-doped cerium oxide (CGO) using the thermal explosion method has been investigated. This study aims to analyze the effect of CGO ...
Experimental evaluation of combined humidifier-dehumidifier desalination with thermoelectric module for simultaneous use of heating and cooling

Kuterbekov, Kairat A.; Kabyshev, Asset M.; Bekmyrza, Kenzhebatyr Zh.; Kubenova, Marzhan M.; Aghajani A, Amirhossein (International Journal of Thermofluids, 2024)

The objective of this study was to assess the performance of a Humidifier-Dehumidifier (HDH) desalination system paired with thermoelectric cooling, in order to achieve effective water desalination. The system employed ...
Energy, exergy and thermo-economics analyses of hybrid solar, steam turbine and biomass gasification system for hydrogen production by polymer membrane electrolyzer

Kuterbekov, Kairat; Kabyshev, Asset; Bekmyrza, Kenzhebatyr; Kubenova, Marzhan (International Journal of Thermofluids, 2021)

This study presents an evaluation of the energy exergy and thermo-economics of a hybrid power generation system that simultaneously produces power, heat, and hydrogen using solar and biomass energy. The system employs ...
Utilization of banana peel-derived activated carbon for the removal of heavy metals from industrial wastewater

Mkilima, Timoth; Zharkenov, Yerkebulan; Abduova, Aisulu; Sarypbekova, Nursulu; Kudaibergenov, Nurlan; Sakanov, Kuandyk; Zhukenova, Gyulnara; Omarov, Zhumabek; Sultanbekova, Parida; Kenzhaliyeva, Gulmira (Case Studies in Chemical and Environmental Engineering, 2024)

Metal plating industries generate wastewater containing heavy metals, necessitating effective treatment methods to mitigate environmental contamination. This study investigated the potential of banana peel-derived activated ...
Calcination-modified zeolite filtration and UV disinfection for contaminant Mitigation in groundwater

Meiramkulova, Kulyash; Kydyrbekova, Aliya; Mkilima, Timoth; Bazarbayeva, Tursynkul; Sholpan, Umbetova; Zarbaliyev, Mansur; Uryumtseva, Tatyana; Kurbanova, Laura; Tussupova, Bayan; Zhumagulov, Mikhail (Case Studies in Chemical and Environmental Engineering, 2024)

Access to safe drinking water is a pressing global concern, necessitating innovative purification methods. This study investigated the efficacy of combining calcination-modified zeolite filtration with ultraviolet (UV) ...
Design and construction of wastewater treatment facilities for small sewerage facilities

Kolpakova, Valentina; Yeremeyeva, Yuliya; Anapyanova, Samal; Shevtsov, Michael; Utepbergenova, Laura; Abdukalikova, Gulnara; Abduova, Aisulu; Sarypbekova, Nursulu; Shakhmov, Zhanbolat (Case Studies in Chemical and Environmental Engineering, 2024)

The study investigated the effectiveness of clarification of domestic wastewater of small sewerage facilities in the suspended bed of activated sludge. The research was conducted in semi-production and production conditions ...
Utilizing biofilm-enhanced coconut coir for microplastic removal in wastewater

Zharkenov, Yerkebulan; Mkilima, Timoth; Abduova, Aisulu; Zhaksylykova, Lailya; Turashev, Agzhaik; Imambayeva, Raikhan; Imambaev, Nurlan; Jaxymbetova, Makpal; Smagulova, Aizada; Beysenbaeva, Elmira (Case Studies in Chemical and Environmental Engineering, 2024)

The pervasive presence and detrimental impact of microplastics in the environment pose a multifaceted and urgent challenge requiring innovative solutions and comprehensive mitigation strategies. This study investigated ...
Exploring the potential of biofunctionalized agricultural waste adsorbents integrated with UV-LED disinfection for enhanced wastewater treatment

Mkilima, Timoth; Sabitov, Yerlan; Shakhmov, Zhanbolat; Abilmazhenov, Talgat; Tlegenov, Askar; Jumabayev, Atogali; Turashev, Agzhaik; Kaliyeva, Zhanar; Utepbergenova, Laura (Case Studies in Chemical and Environmental Engineering, 2024)

Agricultural waste holds promise as an adsorbent in wastewater treatment; however, its potential remains understudied, particularly regarding biofunctionalized grape pomace, coffee husks, and corn cobs for carwash ...
Investigating the potential of wheat straw and pistachio shell as a bio-functionalized agricultural waste biomass for enhanced biosorption of pollutants from wastewater

Mkilima, Timoth; Zharkenov, Yerkebulan; Abduova, Aisulu; Sarypbekova, Nursulu; Kirgizbayeva, Kamilya; Zhumadilov, Iliyas; Kenzhekulova, Farida; Abilkhas, Mukhtarov; Zharassov, Shyngys (Case Studies in Chemical and Environmental Engineering, 2024)

The management of wastewater from carwash centers continues to pose a significant global challenge, with the quest for treatment methods that are both effective and economical proving particularly daunting. This underscores ...
Carwash wastewater treatment through the synergistic efficiency of microbial fuel cells and metal-organic frameworks with graphene oxide integration

Mkilima, Timoth; Zharkenov, Yerkebulan; Utepbergenova, Laura; Smagulova, Elmira; Fazylov, Kamidulla; Zhumadilov, Iliyas; Kirgizbayeva, Kamilya; Baketova, Aizhan; Abdukalikova, Gulnara (Case Studies in Chemical and Environmental Engineering, 2024)

This study explored the effectiveness of integrating Microbial Fuel Cells (MFC) with Metal-Organic Frameworks (MOF) enhanced by graphene oxide as a unique approach for carwash effluent treatment. The research encompassed ...
Maximum power tracking for wind energy conversion systems via a high-order optimal disturbance observer-based LQR without a wind speed sensor

Kashaganova, Altynay; Suleimenov, Kanat; Sagnaeva, Saule; Do, Ton Duc (Engineering Science and Technology, an International Journal, 2023)

A high-order optimal disturbance observer (HOODO) is introduced to precisely estimate the aerodynamic torque and the variable wind speed; and consequently calculate the optimal speed of the generator without measuring the ...
FTIR and NMR spectra of polymeric ionic liquids – Products of reaction between hydroxycontaining amidines and carbon dioxide

Irgibaeva, Irina; Barashkov, Nikolay; Aldongarov, Anuar; Zhapakova, Asel; Eralinov, Alibek; Sakhno, Tamara; Seralin, Aidar; Sakhno, Yuriy (Journal of CO2 Utilization, 2023)

Two hydroxy-containing amidine derivatives have been synthesized by condensation of amino-alcohols such as monoethanolamine (MEA) and tris(hydroxymethyl)aminomethane (TRIS) with N,N-dimethylformamide dimethyl acetal. ...
Boron and Gadolinium Loaded Fe3O4 Nanocarriers for Potential Application in Neutron Capture Therapy

Korolkov, Ilya V.; Zibert, Alexandr V.; Lissovskaya, Lana I.; Ludzik, K.; Anisovich, M.; Kozlovskiy, Artem L.; Shumskaya, A. E.; Vasilyeva, M.; Shlimas, Dmitriy I.; Jazd, Monika; Marciniak, Beata; Kontek, Renata; Chudoba, Dorota; Zdorovets, Maxim V. (International Journal of Molecular Sciences, 2021)

In this article, a novel method of simultaneous carborane- and gadolinium-containing compounds as efficient agents for neutron capture therapy (NCT) delivery via magnetic nanocarriers is presented. The presence of both ...

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