Peter Fojan
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View article: Computations Meet Experiments to Advance the Enzymatic Depolymerization of Plastics One Atom at a Time
Computations Meet Experiments to Advance the Enzymatic Depolymerization of Plastics One Atom at a Time Open
Plastics are essential to modern life, yet poor disposal practices contribute to low recycling rates and environmental accumulation-biological degradation and by-product reuse offer a path to mitigate this global threat. This report highli…
View article: From Waste to Value: Advances in Recycling Textile-Based PET Fabrics
From Waste to Value: Advances in Recycling Textile-Based PET Fabrics Open
The environmental burden of textile waste has become a critical challenge for sustainable development. This review explores recent developments in the recycling of textiles, especially polyethylene tereph-2 thalate (PET)-based fabrics, wit…
View article: Near-Field Direct Write Electrospinning of PET-Carbon Quantum Dot Solutions
Near-Field Direct Write Electrospinning of PET-Carbon Quantum Dot Solutions Open
Electrospinning of polymer material has gained a lot of interest in the past decades. Various methods of electrospinning have been applied for different applications, from needle electrospinning to needleless electrospinning. A relatively …
View article: Legionella in Primary School Hot Water Systems from Two Municipalities in the Danish Capital Region
Legionella in Primary School Hot Water Systems from Two Municipalities in the Danish Capital Region Open
Legionella contamination in public water systems poses significant health risks, particularly in schools where vulnerable populations, including children, regularly use these facilities. This study investigates the presence of Legionella i…
View article: Amperometric Biosensor for Quantitative Measurement Using Sandwich Immunoassays
Amperometric Biosensor for Quantitative Measurement Using Sandwich Immunoassays Open
State-of-the-art clinical detection methods typically involve standard immunoassay methods, requiring specialized equipment and trained personnel. This impedes their use in the Point-of-Care (PoC) environment, where ease of operation, port…
View article: Biochemical Characterization and NMR Study of a PET-Hydrolyzing Cutinase from <i>Fusarium solani pisi</i>
Biochemical Characterization and NMR Study of a PET-Hydrolyzing Cutinase from <i>Fusarium solani pisi</i> Open
In recent years, the drawbacks of plastics have become evident, with plastic pollution becoming a major environmental issue. There is an urgent need to find solutions to efficiently manage plastic waste by using novel recycling methods. Bi…
View article: De novo Design of a Polycarbonate Hydrolase
De novo Design of a Polycarbonate Hydrolase Open
Enzymatic degradation of plastics is currently limited to the use of engineered natural enzymes. As of yet, all engineering approaches applied to plastic degrading enzymes retain the natural α/β-fold. While mutations can be used to increas…
View article: Cellulose acetate-TiO<sub>2</sub> and activated carbon electrospun composite fibre membranes for toluene removal
Cellulose acetate-TiO<sub>2</sub> and activated carbon electrospun composite fibre membranes for toluene removal Open
The VOCs removal from polluted air has been achieved using several different methods but primarily through the use of adsorbent materials or through degradation with photocatalytic oxidation (PCO). Fibres produced by electrospinning have t…
View article: Electrospinning with Droplet Generators: A Method for Continuous Electrospinning of Emulsion Fibers
Electrospinning with Droplet Generators: A Method for Continuous Electrospinning of Emulsion Fibers Open
Emulsion electrospinning is a promising method for creating fibrous vehicles for delivery of drugs and bioactive compounds for the medical and food industries. Droplet microfluidics is a potent way of continuously generating controllable e…
View article: Biochemical characterization and NMR study of a PET-hydrolyzing cutinase from<i>Fusarium solani pisi</i>
Biochemical characterization and NMR study of a PET-hydrolyzing cutinase from<i>Fusarium solani pisi</i> Open
In recent years, the drawbacks of plastics have become evident, with plastic pollution becoming a major environmental issue. There is an urgent need to find solutions to efficiently manage plastic waste by using novel recycling methods. Bi…
View article: A Numerical Parametric Study of a Double-Pipe LHTES Unit with PCM Encapsulated in the Annular Space
A Numerical Parametric Study of a Double-Pipe LHTES Unit with PCM Encapsulated in the Annular Space Open
Latent heat thermal energy storage (LHTES) with Phase Change Materials (PCM) represents an interesting option for Thermal Energy Storage (TES) applications in a wide temperature range. A tubular encapsulation model of an LHTES with PCM was…
View article: Thermal Properties of Novel Phase-Change Materials Based on Tamanu and Coconut Oil Encapsulated in Electrospun Fiber Matrices
Thermal Properties of Novel Phase-Change Materials Based on Tamanu and Coconut Oil Encapsulated in Electrospun Fiber Matrices Open
The accumulation of thermal energy in construction elements during daytime, and its release during a colder night period is an efficient and green way to maintain a comfortable temperature range in buildings and vehicles. One approach to a…
View article: Filtration Performance of Ultrathin Electrospun Cellulose Acetate Filters Doped with TiO2 and Activated Charcoal
Filtration Performance of Ultrathin Electrospun Cellulose Acetate Filters Doped with TiO2 and Activated Charcoal Open
Air filters are crucial components of a building ventilation system that contribute to improving indoor air quality, but they are typically associated with relatively high pressure drops. The purpose of the study is to evaluate the effect …
View article: Melt Electrospinning of PET and Composite PET-Aerogel Fibers: An Experimental and Modeling Study
Melt Electrospinning of PET and Composite PET-Aerogel Fibers: An Experimental and Modeling Study Open
Increasingly advanced applications of polymer fibers are driving the demand for new, high-performance fiber types. One way to produce polymer fibers is by electrospinning from polymer solutions and melts. Polymer melt electrospinning produ…
View article: Electrospun Nanofibre Air Filters for Particles and Gaseous Pollutants
Electrospun Nanofibre Air Filters for Particles and Gaseous Pollutants Open
Nanofibre filters may offer new properties not available in commercial fibre filters. These include a higher surface area and the ability to include novel materials within the fibres. In addition the small size allows potential gains in pe…
View article: Thermal Analysis of Organic and Nanoencapsulated Electrospun Phase Change Materials
Thermal Analysis of Organic and Nanoencapsulated Electrospun Phase Change Materials Open
Latent heat stored in phase change materials (PCM) can greatly improve energy efficiency in indoor heating/cooling applications. This study presents the materials and methods for the formation and characterization of a PCM layer for a late…
View article: Investigation of Thermal Behavior of Paraffins, Fatty Acids, Salt Hydrates and Renewable Based Oils as PCM
Investigation of Thermal Behavior of Paraffins, Fatty Acids, Salt Hydrates and Renewable Based Oils as PCM Open
Latent heat thermal energy storage (LHTES) using phase change materials (PCM) is a renewable energy source that is applicable for implementation in space cooling due to its high energy storage density. A novel thermal energy storage which …
View article: Single-Stage Air Filtration of Particles and Gaseous Contaminants in Buildings: A Literature Study
Single-Stage Air Filtration of Particles and Gaseous Contaminants in Buildings: A Literature Study Open
A variety of air filtration technologies are commercially available for reducing particles and gaseous contaminants that may enter buildings from outside. According to the World Health Organization (WHO), there is an increasing range of ad…
View article: Electrospun nanofiber air pollution filters: An experimental study
Electrospun nanofiber air pollution filters: An experimental study Open
The aim of this study is to develop and assess the performance of electrospun nanofiber air pollution filters for removing particles and gaseous compounds. The performance of the novel filters will be evaluated in terms of electrospinning …
View article: A PCM based cooling system for office buildings: a state of the art review
A PCM based cooling system for office buildings: a state of the art review Open
Cooling of air in buildings has a significant effect on thermal comfort and, consequently, productivity of office occupants. This study presents a state of the art review of energy efficient cooling systems that will provide occupants in b…
View article: In Situ Atomic Force Microscopy Studies of the Effect of Indolicidin on E.coli Cells
In Situ Atomic Force Microscopy Studies of the Effect of Indolicidin on E.coli Cells Open
E.coli cells were succesfully attached to both gelatin coated surfaces andpolylactic acid honeycomb patterned mica surfaces as determined by in situatomic force microscopy. The gelatin coated surfaces provided a softer supportonto which th…
View article: Comparative study of antibacterial properties of polystyrene films with TiO<i><sub>x</sub></i> and Cu nanoparticles fabricated using cluster beam technique
Comparative study of antibacterial properties of polystyrene films with TiO<i><sub>x</sub></i> and Cu nanoparticles fabricated using cluster beam technique Open
Background: Antibacterial materials are of high importance for medicine, and for the production and conservation of food. Among these materials, polymer films with metal nanoparticles (NPs) are of considerable interest for many practical a…
View article: Formation of Conductive DNA-Based Nanowires via Conjugation of dsDNA with Cationic Peptide
Formation of Conductive DNA-Based Nanowires via Conjugation of dsDNA with Cationic Peptide Open
A novel conductive DNA-based nanomaterial, DNA-peptide wire, composed of a DNA core and a peripheral peptide layer, is presented. The electrical conductivity of the wire is found to be at least three orders in magnitude higher than that of…
View article: Electrospinning of Core-Shell Fibers for Drug Release Systems
Electrospinning of Core-Shell Fibers for Drug Release Systems Open
Electrospinning is a promising method for the fabrication of fibers used for drug release system, due the ease of operation of the electrospinning process and the high surface to volume ratio, high loading capacity and high encapsulation e…
View article: Improved Anti-Fouling Performance of Sintered Alumina Membrane Filters Modified with Grafted-on PEG-Brush Polymer
Improved Anti-Fouling Performance of Sintered Alumina Membrane Filters Modified with Grafted-on PEG-Brush Polymer Open
Fouling of membrane filters is the key performance limiting factor in mem-brane filtration. Thus fouling and anti-fouling have received much attentionin recent years, covering topics from fouling mechanisms and characteristicsto anti-fouli…
View article: Polymer films with size-selected silver nanoparticles as plasmon resonance-based transducers for protein sensing
Polymer films with size-selected silver nanoparticles as plasmon resonance-based transducers for protein sensing Open
Transducers based on the phenomenon of localised surface plasmon resonance (LSPR) are fabricated using silver nanoparticles (NPs) imbedded into thin poly (methyl methacrylate) films. The particles are produced by magnetron sputtering, size…