Browsing by Author "Krupa I."
Now showing items 1-20 of 52
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2D Ti3C2Tx (MXene)-reinforced polyvinyl alcohol (PVA) nanofibers with enhanced mechanical and electrical properties
( Public Library of Science , 2017 , Article)Novel 2D Ti3C2Tx (MXene)-reinforced polyvinyl alcohol (PVA) nanofibers have been successfully fabricated by an electrospinning technique. The high aspect ratio, hydrophilic surfaces, and metallic conductivity of delaminated ... -
An updated review on boron removal from water through adsorption processes
( Springer Nature , 2021 , Article)Boron is an essential micronutrient that has raised much interest, given the narrow balance between its necessity and toxicity. Both natural and anthropogenic emissions of boron into water sources can eventually deteriorate ... -
Anti-corrosive and oil sensitive coatings based on epoxy/polyaniline/magnetite-clay composites through diazonium interfacial chemistry
( Nature Publishing Group , 2018 , Article)Epoxy polymer nanocomposites filled with magnetite (Fe3O4) clay (B), named (B-DPA-PANI@Fe3O4) have been prepared at different filler loading (0.1, 0.5, 1, 3, 5 wt. %). The surface modification of clay by polyaniline (PANI) ... -
Anticoagulant activity of cellulose nanocrystals from isora plant fibers assembled on cellulose and sio2 substrates via a layer-by-layer approach
( MDPI AG , 2021 , Article)In this study, we report the isolation of cellulose nanocrystals (CNCs) from Isora plant fibers by sulfuric acid hydrolysis and their assembly on hydrophilic cellulose and silicon-di-oxide (SiO2) surfaces via a layer-by-layer ... -
Bentonite-decorated calix [4] arene: A new, promising hybrid material for heavy-metal removal
( Elsevier Ltd , 2018 , Article)There is global concern about the contamination of ground, river, and tap waters as well as soil contamination with heavy metal ions; these chemical species are known to not degrade and to cause severe health problems if ... -
Controllably coated graphene oxide particles with enhanced compatibility with poly(ethylene-co-propylene) thermoplastic elastomer for excellent photo-mechanical actuation capability
( Elsevier B.V. , 2020 , Article)This paper reports the utilization of the controllable coating via SI-ATRP technique as a promising approach for controlling stimuli-responsive capabilities of graphene oxide (GO) based nanocomposites. Various polymer ... -
Copolyamide-clay nanotube polymer composite nanofiber membranes: Preparation, characterization and its asymmetric wettability driven oil/water emulsion separation towards sewage remediation
( MDPI , 2021 , Article)To address the problem of ever-increasing oily wastewater management, due to its directional liquid transport property, membranes with asymmetric wettability can be effectively used for emulsion separation. This study ... -
Eco-friendly foam biocomposites based on cellulose extracted from date palm leaves and low-density polyethylene
( Web Portal IOP , 2020 , Article)The design of composite materials using environmentally compatible materials and adopting sustainable preparation techniques is very necessary for a better environment. The present study is a step towards developing an ... -
Effect of corona treatment on adhesion enhancement of LLDPE
( Elsevier B.V. , 2018 , Article)Polymers/metal laminates are often used to improve physical and mechanical properties, especially those required in building applications. A flat aluminum composite panel (ACP) consisted mainly of two thin metal sheets ... -
Effect of expanded graphite on the phase change materials of high density polyethylene/wax blends
( Elsevier , 2015 , Article)Phase change materials fabricated from high density polyethylene (HDPE) blended with 40 or 50 wt% commercial wax (melting point of 43.08�C) and up to 15 wt% expanded graphite (EG) were studied. Techniques including scanning ... -
Effect of filler size on thermophysical and electrical behavior of nanocomposites based on expanded graphite nanoparticles filled in low-density polyethylene matrix
(2013 , Article)Various aspects of electrical and thermophysical properties of nanocomposites based on low-density polyethylene matrix filled with nanostructuralized expanded graphite (EG) and standard, microsized graphite are presented ... -
Elastomeric photo-actuators and their investigation by confocal laser scanning microscopy
(2013 , Article)The photo-actuation behavior of nanocomposites based on ethylene-vinylacetate copolymer (EVA) and styrene-isoprene-styrene (SIS) block copolymer filled with well-dispersed and modified multiwalled carbon nanotubes (MWCNTs) ... -
Electrical properties of lithium ferrite nanoparticles dispersed in a styrene-isoprene-styrene copolymer matrix
( Springer Netherlands , 2015 , Book chapter)The main goal of this work was the preparation and study of a composite material by dispersing lithium ferrite particles in a polymeric matrix. The matrix selected was styrene-b-isoprene-b-styrene (SIS) copolymer. Lithium ... -
Electrically conductive electrospun polymeric mats for sensing dispersed vegetable oil impurities inwastewater
( MDPI AG , 2019 , Article)This paper addresses the preparation of electrically conductive electrospun mats on a base of styrene-isoprene-styrene copolymer (SIS) and multiwall carbon nanotubes (CNTs) and their application as active sensing elements ... -
Electrospun Copolyamide Mats Modified by Functionalized Multiwall Carbon Nanotubes
( John Wiley and Sons Inc. , 2019 , Article)In this article, we report the preparation and properties of electro-conductive mats based on the commercial copolyamide (Vestamelt X1010) and multiwall carbon nanotubes functionalized by amino groups. Vestamelt X1010 is ... -
Facile preparation of N-S co-doped graphene quantum dots (GQDs) from graphite waste for efficient humidity sensing
( Elsevier B.V. , 2021 , Article)In this work, graphene quantum dots (GQDs) were prepared from Graphitic waste. The resulting GQDs were evaluated for the potential application for resistive humidity sensors. The resistive humidity sensors were fabricated ... -
Graphene and graphitic derivative filled polymer composites as potential sensors
( Royal Society of Chemistry , 2015 , Article)Graphite and numerous graphitic-derived micro- and nano-particles have gained importance in current materials science research. These two-dimensional sheets of sp2-hybridized carbon atoms remarkably influence the properties ... -
Identification of Molecular Fluorophore as a Component of Carbon Dots able to Induce Gelation in a Fluorescent Multivalent-Metal-Ion-Free Alginate Hydrogel
( Nature Publishing Group , 2019 , Article)We introduce a simple approach to fabricate fluorescent multivalent metal ion-free alginate hydrogels, which can be produced using carbon dots accessible from natural sources (citric acid and L-cysteine). Molecular fluorophore ... -
In situ electron microscopy of Braille microsystems: Photoactuation of ethylene vinyl acetate/carbon nanotube composites
( Institute of Physics Publishing , 2015 , Article)The development of new types of tactile displays based on the actuation of composite materials can aid the visually impaired. Micro/nano systems based on ethylene vinyl acetate (EVA) polymeric matrices enriched with ... -
Materials and technologies for the tertiary treatment of produced water contaminated by oil impurities through nonfibrous deep-bed media: A review
( MDPI AG , 2020 , Article)This review covers various aspects of the treatment of emulsified oil/water mixtures and is particularly focused on tertiary treatment, which means the reduction of the oil content from 70-100 ppm to below 10 ppm, depending ...
