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Year 2025
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Comparative study of bisphenols in e-cigarette liquids: evaluating fabric phase sorptive extraction, ultrasound-assisted membrane extraction, and solid phase extraction techniques
PublicationTo address the under-researched risk of bisphenols (BPs) in e-cigarette liquids, comprehensive studies have been conducted to propose optimum sample preparation and analysis methods. To determine twelve BPs in refill liquids for e-cigarettes, three sample preparation methods based on distinct operational and working principles were employed. These included fabric phase sorptive extraction (FPSE), ultrasound-assisted solvent extraction...
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Comparison and analysis of software and hardware energy measurement methods for a CPU+GPU system and selected parallel applications
PublicationIn this paper authors extend upon their previous research on power-capped optimization of performance-energy metrics of deep neural networks training workloads. A professional power meter Yokogawa WT-310E is used, as well as Intel RAPL and Nvidia NVML interfaces, to examine power consumption of a much more comprehensive set of multi-GPU and multi-CPU workloads, including: selected kernels from NAS Parallel Benchmarks for CPUs and...
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Comparison of battery technologies, size, and charging strategies for inter-city in–motion-charging buses
PublicationThe growth of suburbs is a challenge for public transport, and new tools are needed to electrify suburban and intercity bus lines sustainably. In-motion-charging (IMC) buses combine the advantages of both trolleybuses and electric buses. This paper analyses a case of using IMC buses on a 17-km-long intercity route service between Arnhem and Wageningen in the Netherlands. The analysis covers different traction battery technologies,...
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Competing charge density wave phases in YNiC2
PublicationCharge density wave (CDW) orders in YNiC2 are studied by means of combined experimental and computational techniques. On the experimental side, single crystals grown by the floating-zone method were examined by means of x-ray diffraction, as well as transport and thermal techniques. Density functional theory (DFT) calculations founded on the experimentally determined parent and CDW-modified crystal structures provide details of...
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Compressive and tensile properties of polyurethane foam mimicking trabecular tissue in artificial femoral head bones
PublicationThe presented study aimed to examine the compressive and tensile behavior of the polyurethane foams mimicking trabecular tissue in the artificial human femurs and assess their potential to replicate osteoporotic type of human bone tissue. Two types of Synbone femur models: one of the normal density (model 2350) and one of the lower density (model LD2350), and three types of Sawbones femur models (model 1130-21-8, 1130-21-3, 1130-192)...
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Concept and Implementation of Innovative Scalable Wind Turbine Emulator with Doubly Fed Asynchronous Machine
PublicationThis paper presents the design of an innovative scalable wind turbine emulator. The system’s hardware and software components are described in detail including test results, demonstrating the research potential of the proposed design. The uniqueness of the proposed solution lies in its scalability, achieved despite the use of physical devices with fixed parameters. This scalability allows for the flexible shaping of the system’s...
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CONDITIONS AND CONSEQUENCES OF QUALITY DEVELOPMENT – FROM QUALITY 4.0 TO 5.0
PublicationPurpose: To present the essence, advantages and threats of Quality 4.0 and Quality 5.0 and to indicate further development directions of quality management concepts. Design/methodology/approach: The research methods used are a thematic review of literature on research on Quality 4.0 and 5.0 and surveys conducted among companies with certified quality management systems in the region of southeastern Poland. Findings: The challenges...
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Cone calorimetry ranking of unsaturated polyester thermoset resins using Flame Retardancy Index (FRI)
PublicationUnsaturated polyester resins (UPRs) are versatile thermosetting materials available in a wide range from general-purpose (e.g., construction) to advanced (e.g., aerospace) materials. UPRs are best known for their promising mechanical and solvent-resistive properties, but they are highly flammable necessitating reinforcing with flame retardants (FRs). In this paper, composites of UPRs are ranked as of Poor, Good or Excellent, based...
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Correction of non-anechoic antenna measurements using matrix pencil algorithm with adaptively adjusted setup
PublicationFar-field antenna performance is normally evaluated in dedicated test sites such as anechoic chambers. Although capable of providing certification-grade accuracy, professional laboratories are prohibitively expensive. Alternatively, measurements can be performed in non-anechoic conditions and then refined using appropriate algorithms. Unfortunately, post-processing performance depends on the routine-specific setup, which is either...
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Corrosion Resistance and Structure of Cr−O−N Coatings Formed in Vacuum Arc Plasma Fluxes With PIIID
PublicationCr−O−N-based vacuum arc coatings are very promising for the wear and corrosion protection of various steel parts. The aim of the work was to determine the effect of frequency and amplitude of the pulsed bias voltage (UB) on the elemental and phase composition, mechanical, and corrosion properties of Cr−O−N coatings. They have an amorphous structure with embedded nanosized solid solution crystallites based on CrN with a cubic structure...
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Cost-Efficient Behavioral Modeling of Antennas by Means of Global Sensitivity Analysis and Dimensionality Reduction
PublicationComputational tools, particularly electromagnetic (EM) solvers, are now commonplace in antenna design. While ensuring reliability, EM simulations are time-consuming, leading to high costs associated with EM-driven procedures like parametric optimization or statistical design. Various techniques have been developed to address this issue, with surrogate modeling methods garnering particular attention due to their potential advantages....
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Crisis Management in the Hospitality Industry Analyzed Through a Social Sustainability Focus on Male and Female Leadership Styles
PublicationHuman capital management's managerial practices during a crisis ensure the achievement of main strategic objectives and result in long-term values, such as organizational learning, resilience, innovation, and business flexibility. Therefore, this study considers the social sustainability perspective in the hospitality industry as a critical aspect of crisis management. It specifically...
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Crystal Structures of d-Lyxono-1,4-lactone and Its O-Tosyl Derivative
Publicationγ- and δ-lactones were formed by bromine oxidation of commercially available D-lyxose, as confirmed by IR analysis. The former was isolated, and its structure was confirmed by NMR spectra and X-ray analysis. In this structure, the presence of both intermolecular and intramolecular hydrogen bonds was found. Intermolecular interactions in the crystal were illustrated using the Hirshfeld surfaces. Due to steric reasons, 3,5- O-isopropylidene-D-lyxono-1,4-lactone...
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Current advances in surface wettability in food packaging materials: Strategies, methods and future trends
PublicationSurface wettability plays a significant role in the functionality and safety of food packaging materials, influencing factors such as moisture resistance, microbial growth, and the effectiveness of active packaging technologies. The present study provides an in-depth investigation of the fundamental concepts underlying surface wettability, including contact angle theory, surface energy, measurement and characterisation, and how...
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Cytotoxicity of ZnO nanoparticles in human melanocyte cells in the presence or absence of UV radiation: A preliminary comparative study with TiO2 nanoparticles
PublicationZinc oxide nanoparticles (ZnONPs) and titanium dioxide nanoparticles (TiO2NPs), due to their nanometric size and photostability, are increasingly used as ingredients in sunscreens to absorb and scatter UV radiation. However, the current state of knowledge is insufficient to guarantee their safety. Therefore, the objectives of this study were to evaluate the cytotoxicity of ZnONPs and TiO2NPs in the presence and absence of UV radiation...
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Czy inżynier budownictwa musi być nieomylny?
PublicationJakość dokumentacji projektowej oraz zachowanie reżimu technologicznego podczas realizacji robót budowlanych mają decydujący wpływ na późniejsze bezpieczeństwo konstrukcji, jak również bezpieczeństwo użytkowania obiektów budowlanych. Nie bez znaczenia jest także późniejszy sposób eksploatacji tych obiektów. Błędy i niedociągnięcia występujące obecnie w szerokorozumianym budownictwie wzbudzają pytanie czy inżynier budownictwa ma...
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Day-ahead Solar Power Forecasting Using LightGBM and Self-Attention Based Encoder-Decoder Networks
PublicationThe burgeoning trend of integrating renewable energy harvesters into the grid introduces critical issues for its reliability and stability. These issues arise from the stochastic and intermittent nature of renewable energy sources. Data-driven forecasting tools are indispensable in mitigating these challenges with their rugged performance. However, tools relying solely on data-driven methods often underperform when an adequate...
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D-Band High Gain Planer Slot Array Antenna using Gap Waveguide Technology
PublicationA D-band high gain slot array antenna with corporate-fed distribution network based on gap waveguide structures is proposed at 140GHz. To overcome the fabrication challenges at such high frequency, the gap waveguide technology is deployed in which good electrical contact between different parts of the waveguide structure is not required. The proposed sub-array has four radiating slots that are excited by a groove gap cavity and...
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Declarative ship arenas under favourable conditions
PublicationAccording to maritime regulations, a collision-avoidance action shall be taken at an “ample time” while strict interpretation of this term is ambiguous. Evasive manoeuvres, executed by marine navigators on a daily basis, are usually carried out well in advance, while the distance at which they decide to perform such a manoeuvre is mostly subjective and results, e.g., from the navigator's seagoing experience. A proper understanding...
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Decoding Customer Experience: A Comparative Analysis of Electric and Internal Combustion Vehicles in the U.S. Market Through Structured Topic Modeling
PublicationAmid global environmental challenges, the transition from internal combustion vehicles (ICVs) to electric vehicles (EVs) is a priority for governments and automobile manufacturers. This shift requires a deep understanding of consumer preferences and evolving adoption trends. Existing research highlights critical gaps, such as the lack of comparative studies analyzing EVs and ICVs’ consumer-perceived value and their evolution over...
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Decoding the role of large heat shock proteins in the progression of neuroinflammation‐mediated neurodegenerative disorders
PublicationChronic neuroinflammation and protein aggregation are the fundamental events mainly responsible for the progression of neurodegenerative diseases (NDs). Potential neurotoxic changes in the intra‐ and extracellular environment are typical hallmarks of many NDs. Treatment of ND is challenging, as the symptoms in these patients arises when a significant numbers of neurons have already been destroyed. Heat shock proteins (HSPs)...
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Deep eutectic solvent enhances antibacterial activity of a modular lytic enzyme against Acinetobacter baumannii
PublicationIn this study, we evaluated the combined effect between MLE-15, a modular lytic enzyme composed of four building blocks, and reline, a natural deep eutectic solvent. The bioinformatic analysis allowed us to determine the spatial architecture of MLE-15, whose components were bactericidal peptide cecropin A connected via a flexible linker to the cell wall binding domain (CBD) of mesophilic 201ϕ2 − 1 endolysin and catalytic domain...
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Deep eutectic solvent-enhanced crop residue adsorbents for eco-efficient volatile organosulfur compounds adsorption from gaseous fuels
PublicationThis study highlights the innovative potential of converting crop residues, typically considered waste, into valuable materials. By modifying these residues with green solvent-based deep eutectic solvents (DES), a novel adsorbent was specifically designed for the selective removal of volatile organosulfur compounds (such as thiophene, sec-butyl mercaptan, and dimethyl disulfide) from biogas streams. The selection of the most effective...
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Deep eutectic solvent-induced coacervation in micellar solution of alkyl polyglucoside surfactant: Supramolecular solvent formation and application in food analysis
PublicationThe number of deep eutectic solvents were investigated to induce coacervation and cause phase separation in the micellar solution of the alkyl polyglucoside C8–C10. Three fatty acids were selected as hydrogen bond donors namely hexanoic acid, heptanoic acid, and octanoic acid, while quaternary ammonium salts and a monoterpenoid thymol were used as hydrogen bond acceptors to obtain deep eutectic solvents. The precursors of the deep...
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Deep learning approach for combining global ionospheric maps for GNSS positioning
PublicationOne of the most widely used sources for information regarding the state of the ionosphere is the global ionospheric maps provided by the IGS service. These maps are created through a weighted average of solutions from various centers, including CODE, ESA, JPL and UPC. As technology has advanced, the application of artificial intelligence in ionospheric research has become more prevalent, motivating us to apply this approach to...
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Defective TiO2 for CO2 photoreduction: Influence of alkaline agent and reduction temperature modulation
PublicationThis study investigates the synthesis and characterization of Black TiO2 photocatalyst (TiO2-x) through the sol-gel method combined with NaBH4 reduction at different temperatures (350 °C, 500 °C, and 650 °C). The photocatalytic performance for CO2 reduction was evaluated, revealing that TiO2-x_500°C sample exhibited the highest efficiency. This enhanced performance is mainly attributed to a higher concentration of oxygen vacancies...
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Degradation of dicamba – a persistent herbicide - by combined application of formic acid and UV as an advanced reduction process
PublicationThe degradation of dicamba as a persistent herbicide was studied with the combined application of UV and formic acid (FA) as a novel advanced reduction process (ARP). The effects of key parameters of FA concentration, dissolved organic matter, and inorganic anions were studied. A 97 % degradation and 94 % dechlorination of dicamba were obtained through the combination of UV and FA (UV-FA) at a dicamba concentration of 0.023 mM...
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Dermoscopy of External Ear Melanocytic Lesions: Performance of Selected Dermoscopic Screening Algorithms and Proposal of a New Predictive Model for Malignancy (AuriCheck Dermoscopic Algorithm)
PublicationBackground/Objectives: External ear melanocytic lesions (EEMLs) are frequently encountered in clinical practice. EEMLs belong to dermoscopic special site locations and their dermoscopic presentation is poorly characterized. The aims of the study were to determine the dermoscopic features and patterns of EEMLs, to evaluate the performance of selected dermoscopic screening algorithms for EEML and to propose a dedicated site-specific...
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Design and comparison of PI and boundary-based predictive controller for control of aeration in activated sludge bioreactor – Simulation and laboratory research
PublicationIn this paper, a classical PI and an on/off predictive boundary-based predictive controller (BBPC) algorithms are compared and verified using an ASM3-based model of an activated sludge system with a reactor and secondary settler. A laboratory-scale activated sludge setup is modelled in MATLAB/Simulink and verified using experimental data. BBPC and PI algorithms are compared in two scenarios of batch and continuous operation of...
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Design and Validation of A 30 GHz 8×8 Slot Antenna Array with Ridge Waveguide Pins/Holes Layers
PublicationThis paper presents an 8×8-element slot antenna array optimized for 30 GHz band applications, achieving high gain, wide impedance bandwidth, and high efficiency. The array employs a pin/hole-based design, which enables a compact structure and reduces fabrication complexity and cost, as it eliminates the need for electrical contact between its three primary layers: the metal radiating slot plate, a sub-array cavity layer, and a...
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Design blisko użytkownika - jak potrzeby kształtują lepsze produkty
PublicationJak wynika z wielu danych, sprzedaż artykułów z koszyka kosmetyczno-chemicznego rośnie zarówno wartościowo, jak i ilościowo każdego roku. Wzrostu nie zahamowała inflacja ani rosnące ceny produktów. Wynika to ze zmian społecznych i zmieniającego się stylu życia konsumentów, którzy zdążyli przywyknąć do wielu nowych rutyn pielęgnacyjnych i higienicznych. Dużą grupę tych produktów stanowią również aerozole, których znaczenie wciąż...
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Design Optimization for Enhancing the Power Density and Efficiency for GaN-Based DC–DC Converter
PublicationThis article presents an optimization strategy for enhancing the efficiency and power density of a GaN-based dc–dc converter, tailored for different applications with a wide input voltage range regulation. The optimization employs air-core inductors and implements a variable switching frequency modulation method to enable zero voltage switching turn-on for GaN transistors, facilitating greater flexibility in frequency adjustment...
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Determining a damping coefficient by using a microelectromechanical systems accelerometer for finite element method simulation purposes on a discrete damper example
PublicationThis paper introduces a methodology, algorithms, and the achieved results for determining the damping coefficient using a microelectromechanical systems (MEMS) accelerometer, specifically for finite element method (FEM) simulations. The paper not only showcases the results but also employs several independent verification procedures to confirm the validity of the obtained damping coefficient. The determined damping coefficient...
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Determining the Range of Applicability of Analytical Methods for Belleville Springs and Novel Approach of Calculating Quasi-Progressive Spring Stacks
PublicationThis study investigates the accuracy of analytical methods for Belleville springs by comparing their results with finite element method (FEM) models to determine their applicability. Both well-established approaches, such as the Almen–Laszlo and Muhr– Niepage methods, and modern techniques, including Zheng’s energy method, Ferrari’s method, and Leininger’s approach, were analyzed. The findings identified areas of consistency between...
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Development and testing of an open source mobile application for audiometry test result analysis and diagnosis support
PublicationHearing impairments are typically assessed using pure tone audiometry, a diagnostic method that allows for the identification of the degree, type and configuration of hearing loss. The results of this assessment are generally displayed in the form of an audiogram, which graphically represents the softest sounds perceivable by an individual across a range frequencies. This paper presents a novel Open Source mobile application for...
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Development of a High-Sensitivity Triple-Band Nano-Biosensor Utilizing Petahertz Metamaterials for Optimal Absorption in Early-Stage Leukemia Detection
PublicationThis research focuses on designing a novel miniaturized biosensor for early-stage detection of leukemia. The proposed sensor operates in the low Petahertz (PHz) range. The primary prerequisites for the development process include multi-band operation, compact physical size, near-perfect absorption at resonant frequencies, and insensitivity to the angle of incidence. These features are crucial for ensuring high-performance operation...
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Development of an asymmetric cellulose acetate-ionic liquid P6,6,6,14[PHOS] gel membrane for the perstraction of succinic acid from a model fermentation solution of yarrovia lipolytica
PublicationThis study introduces a novel approach to separate succinic acid (SA) from fermentation mixtures using an asymmetric membrane based on the gelation of the ionic liquid [P6,6,6,14][PHOS] coated with two layers of cellulose acetate. The membrane was designed to explore the synergistic effect of polymer-ionic liquid interfaces according to the solution-diffusion theory. The gelation of the ionic liquid was achieved using 12-hydroxystearic...
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Development of dual nozzle slurry extrusion 3D printer by integrating material extrusion and photopolymerization for the fabrication of engineered ceramics
PublicationThis research focuses on developing a dual-nozzle slurry-based extrusion 3D printer capable of fabricating intricate zirconia structures. The designed 3D printer combines material extrusion and photopolymerization technologies to improve material diversity, precision, and cost-effectiveness. The 3D printer design incorporates ultraviolet curing to instantly cure extruded zirconia slurry thereby, eliminating the need for a step-wise...
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Development of PLA-based bilayer nanofibers containing ZIF (zeolitic imidazolate framework)-67 nanoparticles for active food packaging applications in citrus preservation
PublicationIn this study, antimicrobial monolayer and bilayer nanofibers were developed from poly(lactic acid) (PLA) by incorporating zeolitic imidazolate framework-67 (ZIF-67) nanoparticles via electrospinning for active food packaging. ZIF-67 nanoparticles were synthesized under varying conditions, and their physicochemical properties were thoroughly characterized. Active monolayer PLA nanofibers were produced by directly electrospinning...
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Development of UAV-based LiDAR and multispectral measurement techniques for monitoring sediment intrusion in coastal wetlands
PublicationThis study presents an innovative measurement method utilizing Uncrewed Aerial Vehicle (UAV)-based Light Detection and Ranging (LiDAR) sensor and multispectral imaging to precisely monitor sand deposition in coastal wetlands. The classification scheme developed in this research distinguishes four key coastal land cover classes: New Sand (recently deposited sediments), Old Sand (previously deposited and partially stabilized sediments), Vegetation...
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Diagnosis of marine internal combustion engines by means of rapidly variable temperature and composition of exhaust gas as an alternative or support for currently used diagnostic methods
PublicationThe article points out relevance of parametric diagnostics of ship engines and analyzes the state of research in this field. A method is proposed for diagnosing engine systems on the basis of rapidly variable exhaust temperature while measuring its composition. A method for determining diagnoser tools from the signal within one engine cycle and mathematical and statistical treatment of test results is presented. The products of...
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Diagnostyka istniejących konstrukcji stalowych, w tym zastosowanie badań nieniszczących w ocenie stanu konstrukcji
PublicationDiagnostyka istniejących konstrukcji stalowych, jest kluczowym elementem oceny stanu technicznego obiektów budowlanych. Proces diagnostyczny ma na celu identyfikację deformacji konstrukcji, uszkodzeń spowodowanych warunkami eksploatacji oraz stopnia zużycia materiału. Główne cele diagnostyki obejmują zapewnienie bezpieczeństwa użytkowania, ocenę stanu technicznego, planowanie napraw i modernizacji oraz kontrolę zgodności z przepisami. W...
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Differential evolution-optimized gold nanorods for enhanced photothermal conversion
PublicationNoble metallic nanoparticles (NPs) have shown great potential in the field of sustainable energy. Gold nanorods (AuNRs), known for their size-dependent optical and electrical characteristics, are strong candidates for various applications, particularly in solar energy conversion. Additionally, AuNRs are well-established nanomaterials in precision medicine. In this paper, we optimize the shape and size of AuNRs to maximize light-to-heat...
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Digital Dependence vs. National Performance. Preliminary Data Analysis
PublicationCountries differ in their capacity to develop and use digital technology– some build such capacity locally, others rely on foreign countries and corporations, and yet others do both. While sourcing arrangements may vary, the outcome is critical to countries’ performance – their ability to pursue national goals and priorities. The paper explores the relationship between the countries’digital dependence and performance,...
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Discrete evacuation in graphs with multiple exits
PublicationIn this paper, we consider the problem of efficient evacuation of mobile agents from distinct nodes in a graph to multiple exit nodes, while avoiding congestion and bottlenecks, and minimizing the total evacuation time. Each node in the graph can only hold one agent at a time, so the agents must choose their movements based on the locations of other agents to optimize the evacuation process. We consider two scenarios: the centralized...
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Discrete Non-Integer Order Model of Synchronous Generator for Power Hardware In the Loop Implementation
PublicationNon-integer order modelling is used for a better description of different nature physical phenomena which leads to more compact and knowledge-based models. The main objective of the presented study is to apply the non-integer order model of synchronous generator (SG) in the Power Hardware In the Loop (PHIL) technique which is readily used for i.e. design, research and development, maintenance or service purposes. The developed...
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Distinct cellular uptake patterns of two anticancer unsymmetrical bisacridines and their metabolic transformation in tumor cells.
PublicationUnsymmetrical bisacridines (UAs) represent a novel class of anticancer agents. Their high cytotoxicity towards multiple human cancer cell lines and inhibition of human tumor xenograft growth in nude mice signal their potential for cancer treatment. Therefore, the mechanism of their strong biological activity is broadly investigated. Here, we explore the efflux and metabolism of UAs, as both strongly contribute to the development...
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Diverse roles, advantages and importance of deep eutectic solvents application in solid and liquid-phase microextraction techniques – A review
PublicationDeep eutectic solvents (DESs) are an emerging class of promising green solvents used as an alternative to traditional organic solvents in various scientific fields. The high biodegradability, biocompatibility, eco-friendliness, tunable properties, and presence of active groups in DESs make them the preferred solvent in a variety of solid- and liquid-phase microextraction techniques. Aside from these benefits, the use of DESs in...
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Diversity, Equality, and Inclusion Maturity Model: Setting New Standards in Responsible Business Education – Evidence from PRIME Reports
PublicationPurpose Creating diverse, equal and inclusive (DEI) environments is an important and relevant area of research on corporate social responsibility (CSR). This paper aims to identify recent trends in the business schools context, as they are primary sources of ethical management innovation. The paper also aims to identify business school DEI maturity levels. Design/methodology/approach The research design is qualitative. Using thematic...
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Dobre praktyki doskonalenia organizacji w świetle kryteriów Pomorskiej Nagrody Jakości
PublicationMonografia została poprzedzona wstępem i składa się z czterech zasadniczych rozdziałów. W rozdziale 1 zaprezentowano założenia i ewolucję koncepcji kompleksowego zarządzania jakością (Total Quality Management, TQM) oraz przykłady modelowych rozwiązań w tym obszarze. W rozdziale 2 omówiono różne najważniejsze modele doskonałości oraz konkursy promujące ideę tych modeli. Ważne miejsce w ramach tych rozważań zajmują kwestie dotyczące...