Synthesis of zeolite-carbon composites using high-carbon fly ash and their adsorption abilities towards petroleum substances

L Bandura, R Panek, J Madej, W Franus - Fuel, 2021 - Elsevier
In this paper, high-carbon fly ash (HCFA) was used to produce the zeolite-carbon
composites of faujasite and gismondite structures (named NaX-C and NaP1-C, respectively) …

Analysis of the Langmuir rate equation in its differential and integrated form for adsorption processes and a comparison with the pseudo first and pseudo second order …

S Salvestrini - Reaction Kinetics, Mechanisms and Catalysis, 2018 - Springer
We present a new factorized form of the differential Langmuir rate equation and exhaustively
examine the conditions under which the Langmuir kinetics reduces to the widely used …

Hay-based activated biochars obtained using two different heating methods as effective low-cost sorbents: Solid surface characteristics, adsorptive properties and …

K Szewczuk-Karpisz, P Nowicki, Z Sokołowska… - Chemosphere, 2020 - Elsevier
The main aim of the study was to compare the sorption capacity of hay-based activated
biochars, obtained using conventional and microwave furnance, relative to copper (II) ions …

Anionic polyacrylamide influence on the lead (II) ion accumulation in soil–the study on montmorillonite

G Fijałkowska, K Szewczuk-Karpisz… - Journal of Environmental …, 2020 - Springer
Purpose Polymeric substances, as soil conditioners, limit the erosion process as well as
improve the soil structure. The same macromolecular compounds may influence the heavy …

Study on adsorption and aggregation in the mixed system of polyacrylamide, cu (II) ions and innovative carbon–silica composite

K Szewczuk-Karpisz, VM Bogatyrov, M Galaburda… - Polymers, 2020 - mdpi.com
The paper presents an original study on adsorption and aggregation phenomena in a mixed
system consisting of a macromolecular compound, heavy metal ions and an innovative …

Research on Mathematical Model of Shale Oil Reservoir Flow

L Yao, Z Yang, H Li, M Du, T Zhou, Y Zhang - Energies, 2023 - mdpi.com
There are complex pore structures in shale reservoirs, and the nonlinear flow characteristics
of shale reservoirs are complicated by stress sensitivity and boundary layer effects. In this …

Novel Approach to the Synthesis of Silica Gel: Sequential Mechanical Activation and Sol-Gel Methods from Fly Ash Derived from Coal

AF Rafryanto, AL Batrisya, DA Charlie… - Journal of Research in …, 2024 - akademiabaru.com
Exploration of unconventional resources and the reuse of industrial by-products are critical
for advancing environmental sustainability. In this study, we propose a sequential mechano …

Mathematical Modeling of CO2 and SO2 Adsorption in a Packed Column from Flue Gases of TPS

MI Shilyaev, EM Khromova - Journal of Engineering Thermophysics, 2022 - Springer
A physico-mathematical model of gas adsorption in a packed column (PC) has been built.
Analysis of the results of some experimental studies has shown that in most practical cases …

[PDF][PDF] Effectiveness of a cassava peel adsorbent on the absorption of copper (Cu2+) and zinc (Zn2+) metal ions

F Sulaiman, M Septiani, S Aliyasih… - Int. J. Adv. Sci. Eng. Inf …, 2019 - academia.edu
Cassava peel waste can be used as an adsorbent to remove heavy metal pollution from
industrial liquid waste. This study aims to determine the effect of the mesh size and …

Facile approach to synthesise zeolite X and its adsorption for Cu (II) and Zn (II)

B Shi, Q Chang - Micro & Nano Letters, 2020 - Wiley Online Library
Pure zeolite X was synthesised by a facile microwave‐assisted two‐step approach using
high silicon fly ash, industrial‐grade reagents and tap water. First, a microwave heating …