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868 articles for “Aging”
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Compatibilizing Effect of Modified Polypropylene on the Properties of Polypropylene/Organically Modified Layered Silicate Nanocomposites
Abstract: In the present research paper, a series of polypropylene (PP) nanocomposites containing 3, 5, and 7 wt% of an organically modified layered silicate (OM) were prepared via direct melt mixing in the presence of maleic anhydride grafted polypropylene (indicated as PP-g-MA, PPMA), and hexamethylenediamine-modified maleic anhydride grafted polypropylene (marked as PP-g-HMDA, PPHMDA) as compatibilizing agent at concentration of 10 wt%. Subsequently the influences of the compatibilizer on the morphological, mechanical, …
Published in International Journal of Composite Materials and Matrices · Vol. 7, Issue 1, 2021 · pp. 8–19 Read article
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Useful Medicinal Operative: Innovative Formulation of Zoloft
Abstract: A highly effective antidepressant is active metabolite hydrochloride. Zoloft is one of those drugs with one or even more asymmetrical centres where the biological effects of the isomers vary significantly from one another. Depression, dependence, and other anxiety-related illnesses are all treated with sertraline hydrochloride, which selectively blocks serotonine reuptake. The preferred configurations should typically be created as early as feasible in the biosynthesis of sertraline, which has two asymmetric …
Published in International Journal of Composite Materials and Matrices · Vol. 8, Issue 1, 2022 · pp. 19–22 Read article
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Isolation and Characterization of Tamarind Seed Polysaccharides Being Used as a Biopolymer in Modern Drug Delivery System
Abstract: Tamarind seed polysaccharide (TSP) obtained from the seed of Tamarindus indica tree. It possesses different properties like high viscosity, broad pH tolerance, biocompatibility, mucoadhesive nature. It is used as thickener, stabilizer, gelling agent in food and pharmaceutical industries and Gums are widely used natural materials for conventional and novel dosage forms. The objective of present investigation was to search for a cheap and effective natural polymer that can be used …
Published in International Journal of Polymer Science and Engineering · Vol. 2, Issue 1, 2016 · pp. 1–6 Read article
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Study of Dynamic Mechanical and Thermal Properties of Poly(Ether Ether Ketone) Carbon Nanotubes
Abstract: The effect of polyetherimide (PEI) as a compatibilizing agent on the morphology, thermal, electrical and dynamic-mechanical properties of poly(ether ether ketone) (PEEK)/single-walled carbon nanotube (SWCNT) nanocomposites, has been investigated for different CNT loadings. After a pre-processing step based on ball milling and premixing under mechanical treatments in ethanol, the samples were prepared by melt extrusion. A more homogeneous distribution of the CNTs throughout the matrix is found for composites containing …
Published in International Journal of Polymer Science and Engineering · Vol. 3, Issue 1, 2017 · pp. 1–21 Read article
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SYNTHESIS, CHARACTERIZATION AND STUDY OF PHOTOCATALYTIC ACTIVITY OF PVA CAPPED ZINC INDIUM SELENIDE NANOPARTICLES UNDER UV LIGHT IRRADIATION USING METHYL RED DYE
Abstract: In this work, we report the structural morphology, optical properties and photocatalytic activity of polymer capped zinc indium selenide nanoparticles, which have been synthesized by solvothermal method. PVA is acted as capping agent. The PVA capped zinc indium selenide nanoparticles were characterized using XRD, SEM with EDAX, AFM, TEM and UV-Vis absorption spectroscopy. The structural properties of PVA capped zinc indium selenide nanoparticles have been characterized by X-ray diffraction (XRD) …
Published in International Journal of Polymer Science and Engineering · Vol. 5, Issue 1, 2019 · pp. 41–51 Read article
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Study of PLA and its Synthesis Kinetics
Abstract: In this project we studied about Polylactic Acid and its production kinetics. The most often found optically active hydroxycarboxylic acid is lactic acid (LA, also known as 2-hydroxypropionic acid). In the form of L-and D-Lactic Acid, this chiral molecule may be found. The building blocks of polylactide are carboxylic acid monomers produced by fermentation of sugars from renewable sources, such as sugar cane, beet root, or corn starch. These sugars …
Published in International Journal of Polymer Science and Engineering · Vol. 8, Issue 1, 2022 · pp. 16–27 Read article
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Experimental Investigation To Study the Effect of Heat Treatment on Mechanical Properties and Microstructure of Duplex Stainless Steel
Abstract: The broad aim of this paper is to study the enhancement in mechanical properties of duplex steel by thermomechanical processing. Solution annealing followed by water quenching, hot rolling to 10% and 30%, cryo-rolling to 80% and 90% and ageing at 600°C and 1000°C for 5 hrs were the treatments given. The cryo-rolled samples were used for impact testing and rest for tensile testing. Microstructural analysis was done after the various …
Published in International Journal of Mechanics and Design · Vol. 2, Issue 2, 2016 · pp. 32–42 Read article
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An Optimized Design of the Standard Manual Wheelchair
Abstract: The manual wheelchair is commonly found in hospitals, rehabilitation centers, senior housing and airports for allowing patients, people with physical disabilities or for elderly people. Transferring mishaps are one of the major causes for injuries. Moreover, all the transferring actions between wheelchair and other surfaces are difficult for wheelchair users. This project is aimed at optimizing the existing design of a standard manual wheelchair by introducing a height adjusting mechanism …
Published in International Journal of Mechanics and Design · Vol. 5, Issue 2, 2019 · pp. 1–10 Read article
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Hardened Steel an Appliance with Low Degeneration
Abstract: Combination of high hardness, toughness, and strain hardening capacities with reasonable ductility have privileged Hadfield steel in sectors such as mining, transportation, military, agricultural and earthmoving equipment. Micro- porosities formation during casting by last solidifying liquids at inter-dendritic spaces in directional solidification have been insidious crack initiators during service exposure. Particulate penetration resistant wear part surfaces for secondary and tertiary crushers are found to add chromium and vanadium prone to …
Published in International Journal of Mechanics and Design · Vol. 5, Issue 2, 2019 · pp. 56–60 Read article
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Manufacturing of Composite Material Using Sugarcane Bagasse and Waste Plastic for Household Warm Protection
Abstract: On this cutting edge age the composite materials are gotten the essential material for any building creation since composite materials have a few explicit properties, for example, high solidarity to weight proportion, ease, and simplicity of manufacture, elasticity, compressive quality, Impact quality, high protection from warm which doesn't understand in unadulterated material or non-composite material. of its immense application, a Mechanical Engineer should realize how to create and testicle a …
Published in International Journal of Manufacturing and Materials Processing · Vol. 6, Issue 1, 2020 · pp. 40–43 Read article
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Evaluation of Smart Materials for Smart Industrial Applications
Abstract: Over the past century, it is the matter of interest to create specialized materials that meet our specific needs for strength, durability, weight, flexibility & cost. Smart materials are those materials that have the intrinsic and extrinsic capabilities, first, to respond to stimuli and environmental changes and second, to activate their functions according to these changes. Smart materials are having ability to vary its shape consistent with the external stimulus …
Published in International Journal of Manufacturing and Materials Processing · Vol. 7, Issue 2, 2021 · pp. 29–36 Read article
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A Review of Recent Developments in Solid State-Based Metal Additive Manufacturing: Friction Stir Additive Technique
Abstract: In the age of machines, the whole industry needs light-weight and high strength for lighter devices, machines, etc. The core aerospace industry needs lighter materials for satellites and rockets. Friction Stir Additive Technology (FSAT)represents an innovative approach aimed at leveraging the principles of layered build (AM) layer by layer using solid state (FSW) friction stir welding technology. These represent a particular class of friction-based additive technology (FAT) and can easily …
Published in International Journal of Manufacturing and Materials Processing · Vol. 8, Issue 2, 2022 · pp. 17–25 Read article
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Speed Checker for Highways
Abstract: This article has descriptive issued speed check policy for highways. Estimating velocity of moving vehicle has adoptive issued usual vehicle speed detection by usage of image/video process etiquette, where speed has conclusive, as of, usage time taken between frame/corner detection i.e., object traversed abide by frame specific issue. Henceforth, output has rated by frame mask ethic to finally secure usual differentiation beyond one issue i.e., act out of one and …
Published in International Journal of Computer Aided Manufacturing · Vol. 7, Issue 2, 2021 · pp. 11–16 Read article
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Effect of Cutting Parameter in Engine Valve Turning Process
Abstract: Engine valve manufacturing involves significant amount of machining during its manufacturing activity. Suitable cooling agents or cutting fluid are used to remove heat produced during cutting operation to maintain machining finish and insert life. Cutting fluids are one of major waste involving cost for disposal and hazard to environment, reduction in their use can play key role to meet stringent environment norms and achieve economic machining. Dry machining is an …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 6, Issue 2, 2020 · pp. 1–6 Read article
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An Optimized Design of the Standard Manual Wheelchair
Abstract: The manual wheel chair is commonly found in hospitals, rehabilitation centres, senior housing and airports for allowing patients, people with physical disabilities or for elderly people. Transferring mishaps are one of the major causes for injuries. Moreover, all the transferring actions between wheelchair and other surfaces are difficult for wheelchair users. This project is aimed at optimizing the existing design of a standard manual wheelchair by introducing a height adjusting …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 6, Issue 2, 2020 · pp. 1–9 Read article
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Lifestyle interventions reduce coronary artery disease among the high risk group
Abstract: A PRE Experimental evaluatory approach was used for this study. The study was carried out in the selected community of Greater Noida. The research design was pre-experimental one group pre-test post-test design. The sample comprised of 40 high risk subjects. The data was analyzed using descriptive and inferential statistics. Paired ‘t’ test was used to find the effectiveness of SIM and chi-square was used to find the association of pre-test …
Published in International Journal of Cardiovascular Nursing · Vol. 1, Issue 1, 2015 · pp. 1–4 Read article
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A Descriptive Study to Assess the Knowledge and Attitude among Primigravida Mothers Regarding Pregnancy Induced Hypertension at Selected Hospital of Amritsar (Punjab)
Abstract: Abstract The study adopted a descriptive survey approach to assess the knowledge and attitude among primigravida mothers regarding pregnancy induced hypertension. The sample size is 100 primigravida mothers. The tool consists of 3 sections; section 1 consists of a self-administered structured demographic questionnaire, section 2 consists of a self-administered structured knowledge questionnaire with 15 knowledge items and section 3 consists of checklist attitude scale, 15 attitude items were selected for …
Published in International Journal of Cardiovascular Nursing · Vol. 1, Issue 1, 2015 · pp. 13–22 Read article
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A Descriptive Study to Assess the Anxiety Level and to Evaluate Its Effect on Physical Symptoms in Cardiac Patients Prior to Cardiac Catheterization and Angiography in Selected Hospitals of Amritsar, With a View to Develop “self-Instructional Module”
Abstract: Background of the study: People often experience a general state of worry, fear, or suspiciousness of being going through some problem, illness, hospitalization, diagnostic procedure, or therapeutic interventions. Before confronting something challenging such as a test, examination, all constitutes anxiety. Anxiety is a general symptom that causes nervousness, fear, apprehension, and worrying. These symptoms affect how person feel and behave, and it is manifested by real physical and physiological symptoms. …
Published in International Journal of Cardiovascular Nursing · Vol. 1, Issue 2, 2015 · pp. 7–11 Read article
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Effectiveness of Self-Instructional Module on Knowledge of Digitalis Therapy Among the Nurses Working in Coronary Care Unit of Selected Tertiary Care Hospital, Belagavi, Karnataka, India
Abstract: A pre-experimental, evaluative research approach was used with one group pre-test post-test design was undertaken in KLES Dr. Prabhakar Kore Hospital and Medical Research Centre, Belagavi. The aim of the study to assess the knowledge on digitals therapy among coronary care nurses before and after introduction of self-instructional module and to find association between the pre-test posttest knowledge scores with selected demographic variables. The sample composed of 70 nurses working …
Published in International Journal of Cardiovascular Nursing · Vol. 2, Issue 2, 2016 · pp. 14–22 Read article
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Patient satisfaction on nursing care among patients undergone coronary artery bypass graft surgery
Abstract: The present study investigated the patient satisfaction on nursing care among patients undergone coronary artery bypass graft surgery, admitted in Govt. Medical College Hospital, Kottayam. A quantitative research approach and non experimental descriptive survey design was used for the study. The objectives of the study were to determine the patient satisfaction on nursing care among patients undergone coronary artery bypass graft surgery and to find out the association between the …
Published in International Journal of Cardiovascular Nursing · Vol. 3, Issue 2, 2017 · pp. 28–31 Read article