Azam Ali

Azam Ali
Technical University of Liberec | TUL · Department of Textile Materials

Scientific Researcher Scholar Technical University of Liberec Czech Republic, MS Textile Engineering. National Textile University

About

57
Publications
36,070
Reads
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903
Citations
Citations since 2016
55 Research Items
896 Citations
2016201720182019202020212022050100150200250300
2016201720182019202020212022050100150200250300
2016201720182019202020212022050100150200250300
2016201720182019202020212022050100150200250300
Introduction

Publications

Publications (57)
Article
Full-text available
In the current study, a sustainable approach was adopted for the green synthesis of silver nanoparticles, green synthesis of copper nanoparticles, and the investigation of the phytochemical and biological screening of bark, leaves, and fruits of Ehretia acuminata (belongs to the family Boraginaceae). Subsequently, the prepared nanoparticles and ext...
Conference Paper
The electrically conductive textiles market expands every year because of its broader applications. Especially in electromagnetic shielding applications, textile materials are widely used. There have been many studies on the development and manufacturing of conductive textiles, but there are very few studies related to their deformation performance...
Article
The stretchable conductive polymers were fabricated by adding conductive activated carbon fillers to the silicon elastomers and subsequently silver electroplating was performed. To solve the ecological and economical footprint issues the waste of Kevlar fibers were converted into activated carbon particles. The microstructure and porous activated c...
Article
Full-text available
Over the past decade, there have been many successful attempts at artificially reproducing the surface structures found on natural superhydrophobic surfaces. The researchers have been working to mimic the nature by inducing superhydrophobic properties into a variety of material surfaces so that they exhibit non-wetting and self-cleaning properties....
Article
Full-text available
A detailed analysis of the polymeric film substrates is necessary for the designing and fabrication of advanced flexible electronic devices. This study reports the synthesis and film fabrication of novel poly(1,4-cyclohexylenedimethylene terephthalate-co-1,4-cyclohexylenedimethylene 2,6-naphthalenedicarboxylate) (PCTN) copolyester. The fabricated f...
Article
Full-text available
Conventional conductive homopolymers such as polypyrrole and poly-3,4-ethylenedioxythiophene (PEDOT) have poor mechanical properties, for the solution to this problem, we tried to construct hybrid composites with higher electrical properties coupled with high mechanical strength. For this purpose, Kevlar fibrous waste, conductive carbon particles,...
Article
Full-text available
The term aerogel is used for unique solid-state structures composed of three-dimensional (3D) interconnected networks filled with a huge amount of air. These air-filled pores enhance the physicochemical properties and the structural characteristics in macroscale as well as integrate typical characteristics of aerogels, e.g., low density, high poros...
Article
Full-text available
In this study, we developed multifunctional and durable textile sensors. The fabrics were coated with metal in two steps. At first, pretreatment of fabric was performed, and then copper and silver particles were coated by the chemical reduction method. Hence, the absorbance/adherence of metal was confirmed by the deposition of particles on microfib...
Article
Full-text available
The main aim of the present study was to investigate the effect of microwave irradiation time on the photocatalytic and physiological comfort characteristics of zinc-oxide-nanorod-coated cotton fabrics. An ultra-fast technique was employed to grow the zinc oxide nanorods on cotton fabrics using a microwave-assisted hydrothermal method. The axial (l...
Article
Full-text available
The augmented demands of textile materials over time have brought challenges in the disposal of substantial volumes of waste generated during the processing and end of life of such materials. Taking into consideration environmental safety due to discarding of textile waste, it becomes critical to recuperate useful products from such waste for econo...
Article
Full-text available
In the current research, we present a single-step, one-pot, room temperature green synthesis approach for the development of functional poly(tannic acid)-based silver nanocomposites. Silver nanocomposites were synthesized using only tannic acid (plant polyphenol) as a reducing and capping agent. At room temperature and under mildly alkaline conditi...
Article
The objectives of the present study were to develop the environmental friendly, low price, easy and fast method for developing the antibacterial cuprous oxide coated multifunctional fabrics. At first, fabrics were sensitized with citric acid then the formation of Cu2O particles was done by Fehling solution method. In second step, the cuprous oxide...
Article
The main aim of this work is to develop TiO2 nanoflowers coated polyester (PET) fabric for antibacterial and UV protection applications. The TiO2 nanoflowers were grown on PET fabric by a two-step method. In first step, the polyester fabric was seeded using sol-gel method and in second step the nanoflowers were grown on the seeded PET fabric by hyd...
Article
Full-text available
The versatile one-pot green synthesis of a highly concentrated and stable colloidal disper�sion of silver nanoparticles (Ag NPs) was carried out using the self-assembled tannic acid without using any other hazardous chemicals. Tannic acid (Plant-based polyphenol) was used as a reducing and stabilizing agent for silver nitrate in a mild alkaline con...
Preprint
Full-text available
The versatile one-pot green synthesis of a highly concentrated and stable colloidal dispersion of AgNPs was carried out using the self-assembled tannic acid without using any other hazardous chemicals. Tannic acid (Plant-based polyphenol) was used as a reducing and stabilizing agent for silver nitrate in a mild alkaline condition. The synthesized A...
Article
Full-text available
ABSTRACT The polymer yarns are originally electrical insulators. Their structure does not provide valence electrons to conduct electrical current. The coating of carbon nanotubes (CNT) over the nylon yarn enables it to become a good conductor of heat and electricity. The objective of present study is to impart the elec- trical conductivity to the N...
Article
Coronavirus belongs to the novel virulent strains of the respiratory viruses. It is an invisible enemy having significant threats to human health. The major trouble is that the spread of coronavirus is not limited to its transmission from human to human (by contact, fomites, and droplets) but also continue to transmit from contaminated surfaces to...
Article
In this work, surface metallization of cotton fabrics was performed by electroless plating using a shorter route than is conventional. The fabric surface was activated by deposition of silver and copper nanoparticles, and then a thin layer of copper was coated using electroless plating. The performance of coated fabrics was compared in terms of ele...
Article
The current study was focused on the development of electrically conductive composites of carbon particle filled cotton fabric/epoxy systems. The carbon particles were refined to the scale of micro/nanoparticles using ball milling and morphological properties were studied by Malvern zetasizer and SEM. The influence of different concentrations of ca...
Article
The presented research work proposed a simple technique to metalize the milife fabric (very fine thickness) with silver coating. The polyester fabrics were firstly sensitized with copper, and then silver plating was performed on the surface. The presence of silver over the fabric was observed by scanning electron microscope and respective EDX spect...
Article
The presented work reported the growth of 3D-shaped TiO2 flower particles on the surface of polyester fabrics using two step approaches of sol–gel technology and hydrothermal method. The scanning electron microscopy, EDS analysis, Raman spectroscopy, and X-ray diffraction techniques were employed to study the effect of titanium isopropoxide (TTIP)...
Article
Full-text available
TiO2-based nanomaterials have attracted prodigious attention as a photocatalysts in numerous fields of applications. In this thematic issue, the mechanism behind the photocatalytic activity of nano-TiO2 as well as the critical properties have been reviewed in details. The synthesis routes and the variables that affect the size and crystallinity of...
Article
The objective of present study was to make electrically conductive multifunctional fabrics and their further use as electrodes for the development of triboelectric generator (TrEG). The conductive fabrics were made by the coating of thin copper layer and then electroplating of silver layer. The surface structure, electrical conductivity, hydrophobi...
Article
Full-text available
Facile embedding of TiO2 nanoparticles onto cotton fabric has been successfully attained by ultraviolet light irradiations. The adhesion of nanoparticles with fibre surface, tensile behaviour and physicochemical changes before and after ultraviolet treatment were investigated by scanning electron microscopy, energy dispersive X-ray and inductive co...
Article
Full-text available
The main purpose of this study is to investigate the effect of knitted fabric structures and material composition on moisture management properties. Fiber type and fabric structure have significant influence on moisture management properties of knitted fabrics. In this article, single jersey, plaited jersey and hybrid plaited jersey knitted fabric...
Article
Full-text available
Comfort along with the aesthetic properties of textile clothing in activewear and sportswear are utmost worthwhile for costumer demand as latest trends. Different types of fibers and yarns are being used to improve the moisture management and comfort of the fabric for next to skin. Nowadays, multifilaments or nano-filaments of polyester with diamet...
Article
The presented study proposed simple and low-cost approach for improvement in UV protection and superhydrophobic properties of cotton fabrics by coating of mechanically activated fly ash particles. The maximum UV blocking was observed for 3 wt% fly ash, where UV transmittance decreased from 14.19% of untreated fabric to 0.11% of coated fabric. After...
Article
Full-text available
This paper proposed a simple way to prepare electrically conductive multifunctional fabrics made by imparting copper nanoparticles and followed with copper electroplating. The surface and ageing properties of copper nanoparticles coated fabric were investigated. Furthermore, the problems regarding ageing properties were solved in a very simple way...
Article
Full-text available
In this research work, multifunctional cotton fabric comprising of UV protection, superhydrophobicity and antibacterial activity has been developed using facile pad-dry-cure method. In the first step, the concentration of repellent chemical has been optimized. Then, formulations containing nanoparticles of ZnO or TiO2 along with optimized concentra...
Conference Paper
Conductive textiles are important for being an important part of future electronics. These textiles are fit for requirements regarding wearability. While discussing about the conductive textiles, then we also need to discuss its comfort parameters. Herein we made a conductive textile based on silver nanoparticles and objectives were to discuss its...
Conference Paper
The aim of this study is to evaluate the thermal and tactile (sensorial) comfort properties of nanofilament polyester fabric in comparison with cotton and coolmax fabric. In order to measure the sensorial comfort, Kawabata evaluation system (KES) was utilized and thermal comfort was computed by Alambeta. The nanofilament yarns showed the significan...
Article
Full-text available
The aim of this study was to develop V-shape compression socks that should exert graduated lateral compression around the leg. For the development of socks, three types of yarns: main yarn (MY), plaiting yarn (PY) and inlaid yarn (IY) were used. Each yarn contained spandex yarn as the core. Machine adjustments were optimized to achieve the special...
Article
The present work described the development of multifunctional, electrically conductive and durable fabrics by coating of silver and copper particles using a dipping-drying method. The particles were directly grown on fabric structure to form electrically conductive fibers. Particles were found to fill the spaces between the microfibers, and were st...
Chapter
The acrylic fibrous waste was effectively transformed into activated carbon through physical activation in single stage carbonization under charcoal using at different carbonization temperatures 800, 1000 and 1200 °C. The characterization of carbonized fibers was performed with the help of XRD and EDX in order to find out the degree of crystallinit...
Article
The objective of this work was to explore the potentials of porous and electrically conductive activated carbon particles for possible enhancement of multifunctional properties of PLA. The activated carbon was inexpensively prepared from acrylic fibrous wastes by novel single stage carbonization and physical activation. The influence of 800°C, 1,00...
Article
The assemblage of textiles and electronics in a single structure has led to the development of smart textiles for functional purposes and special products. Conductive yarn as a necessary component of smart textiles is being developed by a number of techniques. The objective of the current study was to impart conductivity to yarn by coating the silv...
Conference Paper
Abstract This study was aimed to investigate the effect of fluorocarbon, hydrocarbon and hybrid fluorocarbon on mechanical properties and moisture regain of jute fibre reinforced composites. A significant difference in moisture regain values of treated and untreated fabric samples was observed at concentration of 40 g/l. Being dual nature (hydrophi...
Article
Full-text available
In this study, the different proportion of conductive component blended with polypropylene yarn were taken for making conductive textile samples for analysis of electromagnetic shielding effectiveness, fabric bending moment and air permeability. The ASTM D4935 coaxial transmission line method was used to study the electromagnetic shielding. Electro...
Article
Full-text available
The present study was aimed to investigate the effect of nanocellulose coating on the mechanical behavior of jute/green epoxy composites. Cellulose was purified from waste jute fibers, converted to nanocellulose by acid hydrolysis and subsequently 3, 5 and 10 wt % of nanocellulose suspensions were coated over woven jute reinforcement. The composite...
Article
Full-text available
This study was focussed to investigate the effect of fluorocarbon, hydrocarbon and hybrid fluorocarbon on the mechanical properties and moisture regain of jute fiber reinforced composites. A significant difference in moisture regain values of treated and untreated reinforcement samples was observed at a concentration of 40 g/l. The composite made f...
Article
The present work deals with the development of electrically conductive cotton fabrics by in-situ deposition of copper particles. The dynamic light scattering, scanning electron microscope, and X-ray diffraction techniques were employed to study the morphology of deposited copper particles. The utility of conductive fabrics was analyzed for electrom...
Conference Paper
In this study, the 30s count cotton yarn knitted fabric sample was taken for the analysis. Four different liquid media namely distilled water, tap water, alkaline and acidic were taken for treating the samples. Treated samples are process in padding mangle to remove excess water content at 1.5 bar and 2.5 bar roller pressure. After the padding proc...
Article
Full-text available
The objective of present study was to develop multifunctional and wearable electrically conductive fabrics with acceptable comfort properties by in-situ deposition of silver particles. The effect of silver nitrate concentration and number of dips was investigated for change in electrical conductivity, EMI shielding, and antimicrobial properties of...
Article
Full-text available
Wrinkle free fabric at low cost is always a desirable aesthetic property. Different type of resins/finishes and pre-heat setting prior to processing are applied to avoid wrinkles in woven and hosiery, respectively. Current study is proposed to produce wrinkle free circular plaited knitted fabric by the elimination of a pre-boarding step. In this ac...
Conference Paper
Full-text available
The woven twill weave fabric was prepared by hybrid yarn of 8 μm dia. stainless steel fibers blended with polypropylene fibers in ratio of 1:99, 10:90, 20:80, 40:60 and 75:25. The produced five different proportion of woven fabric samples are analysed for electromagnetic shielding, bending moment and air permeability. In electromagnetic shielding a...
Article
Full-text available
There is a growing interest in the development of natural fiber reinforced composites, most likely due to their wide availability, low cost, environment friendliness and sustainability. The market size for natural fiber reinforced composites is projected to reach $5.83 billion by 2019, with a compound annual growth rate of 12.3%. The composite mate...
Article
Full-text available
This study was aimed to investigate the effect of fluorocarbon, hydrocarbon and hybrid fluorocarbon on the mechanical properties and moisture regain of jute fiber reinforced composite materials. A significant difference in moisture regain values of treated and untreated reinforcement samples was observed, when the concentration of chemical finish (...

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Projects

Projects (2)
Project
Main aim of the project is to develop metal textile composites and polymer coated textile composite materials.