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Introduction
Researcher in the field of Aluminum Metal Matrix Composites and polymer nanocomposites
Current institution
Publications
Publications (35)
In the present work, Phyllanthus emblica, also called Amla or Indian gooseberry seed coat powder (ASCP), a lignocellulosic material is being explored for its applicability as a filler material to enhance the mechanical properties of the basalt fiber reinforced epoxy composites. The chemical composition and the functional groups constituting the ASC...
This study presents a comprehensive investigation into the fabrication and characterization of high‐density polyethylene (HDPE) composites reinforced with zirconia (ZrO 2 )‐coated multi‐walled carbon nanotubes (MWCNTs). HDPE, a widely used polymer for pressure pipe applications, was selected for its superior mechanical properties, while ZrO 2 ‐coat...
Basalt fibers (BFs) are being explored due to their excellent thermo-mechanical properties and commercial value. However, additional surface modifications are needed to improve the interfacial adhesion of the fibers with the matrix. Therefore, the present work explored the applicability of nitric acid, oxalic acid, and silane reagents as surface mo...
Cutting fluids are an essential requirement while machining materials like Ti6Al4V alloy exhibiting low thermal conductivity and work hardening behavior. However, the non-biodegradable nature of the oil increases carbon emissions and causes serious health concerns, thus jeopardizing sustainability. In addition, complexity increases when drilling Ti...
In this paper, metal matrix composites of Al6061 strengthened with 6 wt. % SiC were produced by stir casting and further subjected to the Tungsten Inert Gas (TIG) welding fabrication process using ER5356 as the filler material. The effect of TIG welding on hardness and wear resistance was studied by varying current at 150, 170, and 200 A. Samples o...
Being a difficult-to-cut material, Fiber Metal Laminates (FML) often pose challenges during conventional drilling and require judicious selection of machining parameters to ensure defect-free laminates that can serve reliably during their service lifetime. Helical milling is a promising technique for producing good-quality holes and is preferred ov...
Carbon nanotubes (CNTs) have emerged as revolutionary nanomaterials with exceptional properties. This study focuses on optimizing acid treatment conditions for functionalizing multi-walled carbon nanotubes (MWCNTs) and investigates the synthesis of zirconia coated MWCNTs. Acid treatment was conducted with HNO3 and H2SO4 their combinations with diff...
During the present experimentation, milling machining was performed on two different composites, namely carbon fiber-reinforced polymer composite and jute fiber-reinforced polymer composite, using a computer numerical control vertical machining center. The selected machining parameters were spindle speed (S), feed rate (FR), depth of cut (DOC), and...
In the present work, a metal–matrix composite was casted using the LM13 aluminum alloy, which is most widely used for casting automotive components. Such applications require materials to withstand high operating temperatures and perform reliably without compromising their properties. In this regard, particulate-reinforced composites have gained wi...
Composites materials like jute/epoxy exhibit high hardness and are considered as difficult-to-machine materials. As a result, alternatives to conventional machining become essential to post-process the composites. Accordingly, due to its non-thermal nature, abrasive water jet machining has recently come to be seen as one of the most promising machi...
Banyan aerial root (BAR) powder was prepared from the aerial roots of a Banyan tree to modify epoxy resin using a magnetic stirrer. The modification was performed at different proportions of BAR powder, namely, 2%, 4%, 6%, and 8%, by weight. Composites were fabricated with modified and unmodified resins using a combination of hand lay-up and compre...
The effect of resin modification through the incorporation of the biomass waste in the form of seashell powder on the mechanical properties of basalt fiber–reinforced epoxy/seashell composites is examined through experimental investigations. The resin modification is done through the addition of seashell powder in 5, 10, 15, and 20 wt.%. The modifi...
This research work aims to experimentally evaluate the influence of resin modification using Titanium dioxide (TiO2) nanoparticles on the mechanical properties viz. flexural, tensile and Inter Laminar Shear Strength (ILSS) of basalt reinforced epoxy composites based on ASTM standards. The laminates were fabricated using a combination of hand lay-up...
In a multi-component system, the interfacial interactions between the various components trigger the behavior of the composite under external loading and thus determine the bulk properties of the material. In the present work, composite laminates made from TiO 2 modified epoxy reinforced with glass fiber are subjected to thermal loading and the eff...
This paper discusses the fabrication of nano ZnO filled epoxy/basalt fiber composites and investigates the effect of such hybridization on the mechanical properties of the composites. The epoxy resin is modified by the addition of ZnO nanofiller in different wt.% (1–5 wt%). The dispersion of the nanofiller within the epoxy resin is brought about by...
Nanoparticles filled fiber reinforced polymer composites are gaining widespread application due to the exhibition of peculiar and unique properties that can be tailored to suit specific requirements. The current paper discusses the fabrication of glass fiber reinforced epoxy-zinc oxide (EGZ) nanocomposites. The inclusion of hard ceramic zinc oxide...
The article discusses the fabrication, mechanical characterization, and heat
resistance of nano ZnO-TiO2-filled glass fiber-reinforced LY556 epoxy composites,
with focus on the synergistic effect of ZnO and TiO2 nanofillers. The fabrication
of the composite laminates is achieved by the addition of the nanofillers
in different wt% ranging from 1 to...
Incorporation of nanoparticles in polymeric matrices to develop polymer nanocomposite with an idea to maximize the “nano-effect” derived out of the nanoparticles and to minimize the disadvantages of the polymer is an emerging area of research. Nanoparticles in the form of nanosheets, nanotubes, nanofibrils and quantum dots are incorporated in polym...
The paper presents the effect of volumetric heat capacity of different chill material on the hardness and thermal diffusivity of the Al6061-quartz composites. The composites are cast via liquid processing route in a sand mold consisting of end chills of different volumetric heat capacity. The Al6061 alloy ingots are initially melted in an electric...
This study investigates the thermal property of fused quartz-reinforced aluminum 6061 alloy metal matrix composites for three different chill material conditions. Temperature and reinforcement composition were the independent variables used in experimental analysis. Thermal expansion and conductivity were considered the dependent variables. Central...
The objective of present research work is to investigate the surface morphology and surface microhardness of unidirectional E-glass fiber epoxy composites filled with varying amount of ZnO nanofiller content such as 1, 2, 3, 4 and 5 wt% respectively. ZnO nanofiller was added to the epoxy resin matrix in varying amount (wt%) using mechanical stirrer...
The stronger thrust on the use of renewable energy by phasing out the dependence on fossil fuels has led to an intensive research in the field of solar photovoltaics with much emphasis on materials and methods that could greatly bring down the cost of solar cells through the incorporation of suitable technologies involving greener materials that ar...
The present article investigates the effect of incorporation of zinc oxide (ZnO) nanoparticles in varied weight percentages into glass fiber‐reinforced (GFR) epoxy composites through the evaluation of mechanical properties such as flexure strength, impact strength, and ultimate tensile strength of the composite. Thermo‐gravimetric analysis for the...
Aluminium metal matrix composites (AMCs) are widely employed in aerospace and automobile applications. Thus, they are required to operate reliably under a severe corrosive, high temperature and carbonaceous environments, without undergoing any deterioration in their mechanical properties. The paper is the compilation of the experimental results and...
The present paper encompasses the fabrication, experimentation, testing and thermal
property evaluation of LM25-Borosilicate glass (p) composites obtained through stir casting
route with judicious selection and placement of different end chills within the sand molds.
The composites required for the present study were cast by melting LM25 aluminum a...
The paper presents the findings of the research conducted on chilled LM25-borosilicate glass-flyash hybrid composites cast with varying weight percent reinforcement (3%, 6%, 9% and 12%). The composites are cast with the help of metallic and non-metallic end chills that are judiciously placed in the sand mould. The composites are tested for the eval...
Aluminum metal matrix composites (AMCs) are fast emerging as the new generation material that are on a very brisk rate eliminating the use of conventional monolithic metals and alloys in aerospace, automobile and electronic-packing applications. Such, high technology applications calls for materials which possess near zero coefficient of thermal ex...
The paper investigates the novelty of application of end chills in fabricating Aluminum alloy metal matrix composites. An effort has also been made to evaluate the effect of chill material on the soundness of the castings obtained. The required composites were prepared using LM-25 Aluminum alloy as matrix material in which different weight percent...
Objectives: To do the mechanical characterization of the composite developed by reinforcing the Grey Cast Iron (GCI) in AA6061. Methods/Statistical Analysis: An aging study was carried out on specimens of plain AA6061 matrix alloy and GCI reinforced AA6061 composite. Initially, samples were solution treated for 2 h at 550°C, then quenching in water...
Polymer composites have been widely used in various engineering fields because of their advantages such as lightweight, good process ability, chemical stability in any atmospheric condition. Exposure to harsh environment, easily lead to microcracks. Formation of microcracks is a critical problem in polymer composites during their service in structu...
The present paper describes the results obtained and the conclusions drawn from strength and hardness tests conducted on chilled Aluminum-Borosilicate glass particulate composite with dispersoid content ranging from 3 to 12 wt. % in steps of 3%. The composites were cast in moulds at room temperature with the incorporation of metallic (copper and St...
Dye sensitized solar cells (DSSC) are emerging as an effective alternative concept for inorganic solid-state photo- voltaic devices. The conversion efficiency of DSSC depends on the organic vegetable dye coated over the porous Titanium dioxide film. DSSCs use natural dyes and other raw materials which are economical and easily available. Thus provi...
