Search
756 articles for “Matrix”
-
Eu3+/Gd3+ doubly doped ions in SrCO3-Al2O3-B2O3-SiO2 glasses for optical and White light applications
Abstract: The present work deals with the optical analysis of SrCO3-Al2O3-B2O3-SiO2 glass materials doubly doped with Eu3+/Gd3+ ion were prepared by melt quenching technique. These are studied by XRD, physical properties, FITIR, optical absorption and luminescence spectroscopy. The XRD measurements are conducted to verify the amorphous form of prepared material and structural modifications can be explained by the FTIR spectra. The thermal stability of the glass matrix is measured by the …
Published in Journal of Semiconductor Devices and Circuits · Vol. 11, Issue 2, 2024 Read article
-
Enhanced Synthesis Methods and Comprehensive Material Response Analysis in Alloy-Infused Nanocomposites
Abstract: This study looks into the most advanced ways to make alloy-infused nanocomposites and how they react to different materials. It focuses on how these nanocomposites can be used to process and make plastics and composites. A lot of people are interested in alloy-infused nanocomposites because they have better mechanical, thermal, and electrical qualities than regular composites. The goal of this study is to improve the methods used for making nanocomposites …
Published in Journal of Polymer & Composites · Vol. 12, Issue 4, 2024 · pp. 175–191 Read article
-
Synthesis And Application of Nano Zinc Oxide in Fabrication of Rubber Composites
Abstract: Nano zinc oxide (ZnO) has garnered significant attention in recent years due to its unique properties and potential applications in various fields. This paper discusses the synthesis of nano ZnO by precipitation method and characterizes them with various techniques such as X-ray diffraction (XRD), Scanning Electron Microscopy (SEM), and Fourier Transform Infra-Red (FTIR) Spectroscopy and explores its application in the preparation of rubber composites. These synthesized particles were measured to …
Published in Journal of Polymer & Composites · Vol. 12, Issue 6, 2024 · pp. 1–10 Read article
-
Fiber Reinforced Concrete (FRC) as Composite Material in Pavement
Abstract: Conventional bituminous pavements are extensively utilized across India, yet they face challenges such as limited impact resistance, low tensile strength, and brittleness compared to concrete alternatives. Despite concrete's superior strength and durability, it exhibits deficiencies in ductility, fatigue resistance, and ability to withstand substantial deformations. This research delves into the feasibility of fiber-reinforced concrete as a composite material for pavements, with a primary goal of extending the service life of …
Published in Journal of Polymer & Composites · Vol. 12, Issue 4, 2024 · pp. 137–143 Read article
-
A Study on Distribution of Acridoidea (Orthoptera) of Patna District, Bihar (India)
Abstract: A thorough study of species shows that 12 types of grasshoppers fall into 3 families: Acridoidae, Catantopidae, and Pyrgomorphidae. These families have 7, 3, and 2 species, respectively. The survey places with rich plants and different weather conditions – like rainfall, humidity, and temperature. Researchers did an extensive survey. They checked many crops and habitats to gather grasshoppers from various agricultural spots. These insects were observed in their natural habitat. …
Published in Research & Reviews : Journal of Ecology · Vol. 13, Issue 3, 2024 · pp. 1–5 Read article
-
AN EXPERIMENTAL INVESTIGATION ON SURFACE ROUGHNESS OF LASER BEAM MACHINING OF ALUMINIUM ALLOY
Abstract: Laser beam machining (LBM) is a cutting-edge technique widely utilized for precision machining of advanced materials. This experimental investigation focuses on the surface roughness of aluminum alloy (Al 6061) during LBM. The study systematically examines the impact of process parameters such as laser power, cutting speed, and gas pressure on surface roughness (Ra). The significance of surface roughness in determining the quality and functionality of machined components is emphasized. The …
Published in Journal of Polymer & Composites · Vol. 12, Issue 6, 2024 · pp. 82–104 Read article
-
Review: Virulence factors, resistance genes and pathogenicity of Moraxella catarrhalis
Abstract: An estimated 2-4 million cases of chronic obstructive pulmonary disease(COPD) in adults are exacerbated by Moraxella catarrhalis annually in the US, making it a pathogen of increasing significance for respiratory tract infections. It often colonizes the nasopharynx without causing any symptoms and an opportunistic bacterial infection of the respiratory mucosa that is exclusive to humans. In our study, we reviewed references about the important virulence factors that M. catarrhalis possess …
Published in Recent Trends in Infectious Diseases · Vol. 2, Issue 1, 2025 · pp. 33–40 Read article
-
Integrated Vehicle Security System: Leveraging GPS, GSM, and Fingerprint Authentication
Abstract: The Vehicle Security System described here is a comprehensive, robust system designed to increase vehicle security using two-factor authentication. It ensures that vehicle ignition is limited to verified users by utilizing an R307 Fingerprint Module for biometric validation and a 4x4 Matrix Keypad for command input. The system has a SIM800L module that notifies the owner via text message of the results of the authentication process, thereby informing them of …
Published in Recent Trends in Sensor Research & Technology · Vol. 11, Issue 3, 2024 · pp. 11–16 Read article
-
Preparation and Characterization of Polyolefins/Inorganic Nano-Filler Nanocomposites via Melt Extrusion Process
Abstract: This work used the melt-mixing method followed by compression molding to create nanocomposites of polyolefins, such as high-density polyethylene and linear low-density polyethylene, packed with both surface-modified and unmodified nano-calcite. The study examined the effects of varying concentrations of nano-calcite, which had been modified using isopropyl tri-(dioctylpyrophosphato) titanate, on the mechanical properties, morphological characteristics, and flow behavior of the resulting nanocomposites. A corotational twin-screw extruder was utilized to manufacture three …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 26, Issue 3, 2024 · pp. 35–43 Read article
-
Implementation of Maintenance Quality Function Deployment in Kulfi Ice Cream Making Industry
Abstract: Quality Function Deployment (QFD) is a technique in Total Quality Management (TQM) that is used to effectively convert vague customer voices into technical language. It is used to set effective targets for enhancing the products and services provided by an organization. Total Productive Maintenance (TPM) is a reliable method for achieving high quality in maintenance engineering. TPM does not include a technique to incorporate Voice of Customers (VOC) in its …
Published in Journal of Production Research & Management · Vol. 14, Issue 3, 2024 Read article
-
Water Absorption and Mechanical Behaviour of Bagasse Fibre and Particle-Reinforced Hybrid Composite Materials
Abstract: This study investigates the mechanical behaviour and water absorption characteristics of bagasse fibre and groundnut shell particle (GSP)-reinforced hybrid composites using a phenol-formaldehyde (PF) resin matrix. Varying weight fractions of GSP (5%, 10%, 15%, and 20%) were incorporated into the composites, with bagasse fibre content kept constant at 30% by weight. Tensile, flexural, and impact strengths were measured, and the water absorption behaviour was evaluated following ASTM standards.The results indicated …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 115–124 Read article
-
Effect of Drilling Process Parameters on Surface Roughness of LM6/B4C/Fly Ash Hybrid Composites
Abstract: This research seeks to assess the effect of process variables such as feed rate (FR), spindle speed (SS), drill material (DM) and reinforcement (R%) on surface roughness (SR) when drilling LM6/B4C/Fly ash hybrid composites. The stir casting process was used to fabricate the LM6/B4C/Flyash hybrid composites utilizing LM6 aluminum alloy as the matrix material and B4C/Fly ash as strengthening materials. Experiments were carried out using an L18 orthogonal array (OA) …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 898–906 Read article
-
Experimental Investigation of OPC Concrete with Incorporation of Glass Powder as Partial Substituent Material.
Abstract: This study presents an experimental survey aimed at evaluating the viability of incorporating glass powder (GP) as a partial substitute for cement in concrete matrix. The research focuses on assessing the effect of this sustainable alternative in concrete by investigating the various properties of fresh concrete such as workability, mechanical and durability aspects. Specimens were prepared with GP replacement to cement at 5%, 10%, 15%, and 20% levels, with comparative …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 1058–1068 Read article
-
A Review on Effects of Waste Tire Rubber Polymer on Fresh, Mechanical, and Impact Resistance Properties of Rubberized Concrete
Abstract: According to the collective findings of numerous researchers, waste tire rubber has proven to be a valuable addition to concrete, contributing to advancements in construction. Rubber crumb is artificial rubber polymers, such as butadiene rubber (BR). The chemical composition of tire rubber crumb that is discarded can be represented by the combination of (C5H8)n, (C8H8)x-(C4H6)y, (C4H6)n, C, S8, ZnO, and complicated hydrocarbons. Various studies have explored the mechanical and impact …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 469–478 Read article
-
Data Integration and Visualization in Bioinformatics: Techniques and Challenges
Abstract: Data integration and visualization play essential roles in bioinformatics, facilitating the thorough analysis, and interpretation of intricate biological datasets. In the field of bioinformatics, vast amounts of data are generated from various experimental platforms, such as genomic sequencing, proteomics, transcriptomics, and metabolomics. However, the heterogeneity of these datasets, coupled with their large scale and complexity, presents significant challenges in terms of integration, analysis, and visualization. Data integration techniques aim to …
Published in Research and Reviews : Journal of Computational Biology · Vol. 13, Issue 3, 2024 · pp. 1–8 Read article
-
Diglycidyl Ether of Bisphenol A (DGEBA) Based Epoxy Sizing Agent Induces Surface Polarity in Carbon Fibers†
Abstract: Determination of the chemical structure and composition of the sizing agent is a challenge as its concentration is low, varying in the range from ~0.5 wt.% (for polyacrylonitrile, PAN, based carbon fibers) to ~1 wt.% (for pitch-based carbon fibers). Moreover, such a piece of knowledge is vital for designing compatible polymer matrices to prepare CFRPs for diverse applications. As a result, the sizing layer that is coated on the carbon …
Published in International Journal of Crystalline Materials · Vol. 1, Issue 2, 2024 · pp. 24–34 Read article
-
Synthesis and Study of Photoluminescence properties of Sm3+ activated 7TiO2 + 3Al2O3 + (60-x)B2 O3 +xY+ 5LiCO3 +25SrCO3 Borate Glass for SSL Applications
Abstract: Melt quenching was used to successfully create the raddish orange light-emitting Sm3+activated 7TiO2 + 3Al2O3+ (60-x) B2O3+xY+ 5LiCO3+25SrCO3 (X=0.001, 0.002, 0.005, 0.01 and 0.02, Y=Sm3+) borate glass. XRD examination confirmed the phase of the prepared Un-doped and Doped 7TiO2 + 3Al2O3+ (60-x) B2O3+xY+ 5LiCO3+25SrCO3 glass. Its PL characteristics under ultraviolet (UV) light (302-468 nm) were later studied. At 602 nm, the excitation was detected, and at 402 nm, the emission. …
Published in Journal of Polymer & Composites · Vol. 12, Issue 6, 2024 · pp. 55–60 Read article
-
Variables Influencing the Reinforcing Effect of Organoclay in Polymer Nanocomposites
Abstract: This study examines how several factors affect the mechanical and thermal characteristics, such as tensile strength, tensile modulus, impact strength, thermal decomposition temperature, and Vicat softening point tests of poly(vinyl chloride)/organoclay nanocomposites. The variables included three different organoclay loading levels, three different screw rotation speeds, and three different plasticizer contents. A co-rotating twin-screw extruder was used to create the poly(vinyl chloride)/organoclay nanocomposite via the melt intercalation process. The properties of …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 15, Issue 1, 2025 · pp. 55–64 Read article
-
Impact of Polypropylene Fibres on the Properties of Concrete
Abstract: This review paper explores the effects of polypropylene fibres on the mechanical and structural properties of concrete. The integration of short, discontinuous fibres into plain concrete enhances its post-cracking behavior and overall performance, with notable improvements in tensile strength, fracture strength, toughness, impact resistance, and flexural strength. These fibres effectively control crack propagation, increase energy absorption, and improve durability under varying loading conditions. A comprehensive analysis of prior research highlights …
Published in Journal of Construction Engineering, Technology & Management · Vol. 14, Issue 3, 2024 · pp. 55–60 Read article
-
Experimental Evaluation of Strength in Bacterial Concrete Mixtures
Abstract: The incorporation of bacteria into concrete, through the process of Microbiologically Induced Calcite Precipitation (MICP), offers a promising approach to enhancing the mechanical properties and durability of concrete. This research explores the effect of bacterial addition on the compressive strength, split tensile strength, flexural strength, and workability of concrete. Specifically, three bacterial strains—Bacillus megaterium, Bacillus subtilis, and Pseudomonas aeruginosa—were used in varying concentrations (10⁴, 10⁵, and 10⁶ cells/ml) and incorporated …
Published in Journal of Construction Engineering, Technology & Management · Vol. 14, Issue 3, 2024 · pp. 61–69 Read article