Anna Pajdak
YOU?
Author Swipe
Assessing upcycling of waste bioplastics for production of sustainable carbon black substitute Open
Carbon black is a product with multiple applications, including use as an additive for tyres or plastics, as well as ink or toner. Current methods of carbon black production are based on incomplete combustion of fossil fuels, followed by q…
Reviving the Fight against Opioid Overdoses: Unleashing the Power of Metal–Organic Frameworks for Morphine Removal Open
The lack of suitable medical adsorbents that exhibit a quick response at the time of an overdose is challenging. In this work, we focused on morphine (MORPH) adsorbents that efficiently abate MORPH during the acute overdose and provide, in…
View article: Evaluation of Silkworm Cocoon-Derived Biochar as an Adsorbent for the Removal of Organic and Inorganic Contaminants from Rainwater
Evaluation of Silkworm Cocoon-Derived Biochar as an Adsorbent for the Removal of Organic and Inorganic Contaminants from Rainwater Open
This study presents evaluation of biochar derived from silkworm cocoons for the adsorption of organic and inorganic contaminants from rainwater. The material was characterised using BET surface area analysis, scanning electron microscopy (…
Sonication-Assisted Synthesis of CuPd-HKUST-1 Catalysts for Cyclohexene Oxidation Open
The use of sonochemical synthesis opens new opportunities for efficient tuning of the properties of the designed materials. This study introduces the sonochemical route to obtain a bimetallic CuPd-HKUST-1 metal–organic framework (MOF), rep…
Study of physicochemical relationships accompanying the process of mineral carbonation in basalt rocks from Poland Open
The aim of the research was to conduct a laboratory-simulated process of permanent CO 2 sequestration in igneous rocks. The process was conducted by ensuring optimal conditions of pH, temperature and pressure in an author’s own geochemical…
Adsorption of selected GHG on metal-organic frameworks in the context of accompanying thermal effects Open
Thermal effects accompanying gas sorption on micro- and mesoporous materials provide unique insights into the type, course, and efficiency of sorption. In this study, metal-organic frameworks (MOFs) with different topologies and chemical s…
Influence of Grain Size and Gas Pressure on Diffusion Kinetics and CH4 Sorption Isotherm on Coal Open
The paper presents research on the influence of grain size of selected coals and their structural parameters on the diffusion coefficient and methane sorption isotherms. Two coals from Polish hard coal mines, differing in the coal rank, we…
Influence of confining pressure on permeability and structural properties of selected sedimentary, igneous, and metamorphic rocks Open
As part of the work, studies of the rock’s permeability to gases were carried out using the original measuring apparatus, which makes it possible to study gas seepage through a porous medium under confining pressure conditions correspondin…
CCDC 2236689: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
CCDC 2236688: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
Accumulation and Emission of Water Vapor by Silica Gel Enriched with Carbon Nanotubes CNT-Potential Applications in Adsorption Cooling and Desalination Technology Open
This paper presents a study of the application of the properties of water vapor as a gas with high potential energy, strongly dependent on temperature and pressure. Analyses of water vapor sorption on two types of silica gels (SG) (90 wt.%…
In Search of Effective UiO-66 Metal–Organic Frameworks for Artificial Kidney Application Open
The removal of uremic toxins from patients with acute kidney injury is a key issue in improving the quality of life for people requiring peritoneal dialysis. The currently utilized method for the removal of uremic toxins from the human org…
Nonlinear and Linear Equation of Gas Diffusion in Coal—Theory and Applications Open
The authors derived the analytical solution to diffusion equations. The solution requires linearization of diffusion equations, as well as developing the obtained expression into a series. In particular, the result of the first procedure i…
Innovative Apparatus for Testing Filtration, Sorption and CO2/CH4 Exchange Sorption Processes Under Isobaric Conditions on Sorbent Subjected to Confining Pressure in Terms of Laboratory Tests of CO2-ECBM Technology Open
In recent years, the interest in the sorption properties of coal in conditions corresponding to in situ has increased due to the continuous development of research on CO2-ECBM (Enhanced Coal Bed Methane recovery) technology. In order to ga…
Effect of Metal and Carbon Nanotube Additives on the Thermal Diffusivity of a Silica Gel-Based Adsorption Bed Open
This article presents a study of the effect of metal particle and carbon nanotube additives on the thermal diffusivity of a silica-gel-based adsorption bed of an adsorption chiller. The structural properties of silica gel and carbon nanotu…
Sorption of CO2 and CH4 on Raw and Calcined Halloysite—Structural and Pore Characterization Study Open
The article presents comparative characteristics of the pore structure and sorption properties of raw halloysite (R-HAL) and after calcination (C-HAL) at the temperature of 873 K. Structural parameters were determined by optical scanning a…
CO2 Adsorption–Desorption Kinetics from the Plane Sheet of Hard Coal and Associated Shrinkage of the Material Open
The paper presents the results of studies on sorption and CO2 desorptions from coals from two Polish mines that differed in petrographic and structural properties. The tests were carried out on spherical and plane sheet samples. On the bas…
Methane Emission during Gas and Rock Outburst on the Basis of the Unipore Model Open
The goal of this paper is to analyze the phenomenon of gas emission during a methane and coal outburst based on the unipore Crank diffusion model for spherical grains and plane sheets. Two occurrences in the Upper Silesian Coal Basin were …
Impact of magnetic fuel activators on the combustion process in metallurgical heating furnaces Open
1. Fedorchak, V. and Fedorchak, T. 2015. Analysis and classification of physical and chemical methods of fuel activation. Ovidius University Annals of Chemistry vol. 26, 2, pp. 67–73. Google Scholar
The Validation Process of the Method of Balancing Gas Contained in the Pore Space of Rocks Via Rock Comminution Open
The article discusses the validation process of a certain method of balancing gas contained in the pore space of rocks. The validation was based upon juxtaposition of the examination of rocks’ porosity and the effects of comminution in ter…
EXPERIMENTAL STUDY OF THERMAL EFFECTS IN COOLING OF CIRCULAR CYLINDER IN LOCK-ON CONDITIONS Open
The paper presents a simple method for determining the phenomenon of unsteady thermal effects in cooling of circular cylinder. The research has been undertaken in order to explain the thermoaerodynamic processes, which are characterized by…
The Validation Process of the Method of Balancing Gas Contained in the Pore Space of Rocks via Rock Comminution Open
The article discusses the validation process of a certain method of balancing gas contained in the pore space of rocks. The validation was based upon juxtaposition of the examination of rocks' porosity and the effects of comminution in ter…
The Characteristics and the Concept of the Utilisation of Post-Production Calcareous Waste Deposited in Landfills Open
This article presents the results of research into calcareous waste from the production process of oxide propylene. The obtained results show a considerable chemical diversity of calcareous waste with a predominant percentage share of Ca, …