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Chapter and Conference Paper
Lightweight Microwave Absorber from Industrial Waste Fly Ash Cenosphere
The present investigation demonstrates the microwave absorption property of magnetic alloy nanoparticle-coated solid industrial waste fly ash cenosphere (FAC). Here, cobalt iron (CoFe) alloy nanoparticles were...
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Article
Lightweight polyaniline-cobalt coated fly ash cenosphere composite film for electromagnetic interference shielding
Thermal power plant’s solid environmental waste fly ash cenosphere (FAC) is cobalt coated chemically and functionalized by in situ synthesis of polyaniline (PANI) under nitrogen atmosphere at −30 ± 2 °C and chara...
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Article
Post-failure Analysis and Fractography of In-plane Tension-Tested Tufted Carbon Fabric-Reinforced Epoxy Composite Laminates
Tufted and plain unidirectional carbon fabric-reinforced epoxy composite laminates were fabricated by vacuum-enhanced resin infusion technology and subjected to in-plane tensile tests with a view to study the ...
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Article
Influence of Surface Texture and Roughness of Softer and Harder Counter Materials on Friction During Sliding
Surface texture influences friction during sliding contact conditions. In the present investigation, the effect of surface texture and roughness of softer and harder counter materials on friction during slidin...
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Article
Response of Materials During Sliding on Various Surface Textures
In the present investigation, soft materials, such as Al-4Mg alloy, high-purity Al and pure Mg pins were slid against hard steel plates of various surface textures to study the response of materials during sli...
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Article
Chromium–manganese iron alloy system design cast in metal and sand moulds for erosion resistance: a positron lifetime study
Erosion characteristics of high chromium (Cr, 16–19%) alloy cast iron with 5% and 10% manganese (Mn) prepared in metal and sand moulds through induction melting are investigated using jet erosion test setup in...
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Article
Role of Surface Texture, Roughness, and Hardness on Friction During Unidirectional Sliding
In the present investigation, experiments were conducted by unidirectional sliding of pins made of FCC metals (Pb, Al, and Cu) with significantly different hardness values against the steel plates of various s...
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Article
Response of materials as a function of grinding angle on friction and transfer layer formation
Surface texture influences friction and transfer layer formation during sliding contact. In the present investigation, basic studies were conducted using an inclined pin-on-plate sliding apparatus to understan...
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Article
Influence of roughness parameters and surface texture on friction during sliding of pure lead over 080 M40 steel
In the present investigation, tests were conducted on a tribological couple made of cylindrical lead pin with spherical tip against 080 M40 steel plates of different textures with varying roughness under both ...
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Article
Influence of friction during forming processes—a study using a numerical simulation technique
Friction has an important influence in metal forming operations, as it contributes to the success or otherwise of the process. In the present investigation, the effect of friction on metal forming was studied ...
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Article
Effect of increased manganese addition and mould type on the slurry erosion characteristics of Cr-Mn iron systems
The wear resistance of high chromium iron is well recorded. However, the same is not the case as regards the use of manganese at higher percentages in high chromium irons and its influence on wear behaviour. H...
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Article
Influence of roughness parameters on coefficient of friction under lubricated conditions
Surface texture and thus roughness parameters influence coefficient of friction during sliding. In the present investigation, four kinds of surface textures with varying roughness were attained on the steel pl...
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Article
Subsurface deformation and the role of surface texture—A study with Cu pins and steel plates
The extent of subsurface deformation below the worn surface influences friction and transfer layer formation during sliding. Thus, in this study, the extent of plastic deformation and strain localization event...
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Article
Studies on friction and transfer layer: role of surface texture
Friction influences the nature of transfer layer formed at the interface between tool and metal during sliding. In the present investigation, experiments were conducted using “Inclined Scratch Tester” to under...
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Article
Effects of microballoons’ size and content in epoxy on compressive strength and modulus
Five slabs containing volume of microballoons ranging from 33.4 to 51.5% and all belonging to a size range of 65–100 μm were made. In order to study the effect of size range, another slab, but belonging to a b...
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Article
Effects of surface treatments and size of fly ash particles on the compressive properties of epoxy based particulate composites
Particulate reinforcements for polymers are selected with dual objective of improving composite properties and save on the total cost of the system. In the present study fly ash, an industrial waste with good ...
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Article
Compressive fracture features of syntactic foams-microscopic examination
Syntactic foams made by mechanical mixing of polymeric binder and hollow spherical particles are used as core materials in sandwich structured materials. Low density of such materials makes them suitable for w...
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Article
Analysis of filler-fibre interaction in fly ash filled short fibre-epoxy composites using ultrasonic NDE
Size and aspect ratio are believed to influence the rheology or the flow in the mixture and in turn the mechanical performance of the composites. Fillers and fibres when used in combination are expected to com...
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Article
Studies on compressive failure features in syntactic foam material
Syntactic foam made by mechanical mixing of glass hollow spheres in epoxy resin matrix is characterized for compressive properties in the present study. Volume fraction of hollow spheres in the syntactic foam ...
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Article
Characterization of reinforced syntactic foams using ultrasonic imaging technique
Non-destructive evaluation of defects like voids in syntactic foam reinforced with epoxy compatible chopped strand glass fibres, employing ultrasonic C-scan immersion through transmission method, was under-tak...
