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426 articles for “Science and Technology”
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Effect of Dry Carbon Fibers on the Mechanical Properties of G801 Carbon Fiber Reinforced Composites
Abstract: The field of fiber-reinforced composite materials has progressed quickly in the last two decades, mainly due to the extreme lightness and superior properties of it, when compared to conventional materials. These materials are progressively being utilized as a part of aviation, automotive, electronics, sporting goods, and numerous other modern applications. In this work, we have fabricated carbon fiber reinforced composites by lay-up procedure in different sequences. This work aims to …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 4, Issue 2, 2017 · pp. 1–7 Read article
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Design and Analysis of Different Welding Joints
Abstract: Two parts linked together by the use of localised heat or fusion is called a weld; they join together either with or without the use of pressure or filler material application. Necessary heat required is obtained by burning of gas or by using an electric arc. The word joint and weld are different, weld means joining of two metals by heat and joint means a point where two parts are …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 4, Issue 2, 2017 · pp. 18–22 Read article
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Effective Design of Riser for Defect-Free Casting
Abstract: Accurate design of riser helps in producing a defect free casting part. Inaccurate design of riser results in defects like hot spot, shrinkage and blow holes. Present paper focuses on the study of the different parameters occurring during a solidification process, equation which governs the solidification problem and different boundary conditions which play vital role during heat transfer in a solidification process. A literature study is also been conducted in …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 4, Issue 2, 2017 · pp. 23–27 Read article
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Improving Quality of Thin Walled Sand Casting through Selective Quality Improvement Methods
Abstract: Six sigma is a quality improvement methodology. In this research paper, six sigma methodology is used for end shield FG 200 Grey casting of electric body. DEMAIC methodology along with Taguchi method is used to minimize the defect in end shield casting. DOE and analysis for variance techniques are used to determine the correlation of defects with the pouring temperature, pouring time and Si percentage and their optimum values are …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 4, Issue 2, 2017 · pp. 28–36 Read article
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Effect of Process Parameters on TIG Weld-Brazing of Aluminum Alloy to Galvanized Steel
Abstract: AbstractAbility to join aluminum alloy to steel enables weight reduction of automobile bodies. Gas tungsten arc welding (GTAW) process was employed to weld-braze A8011-H14 aluminum alloy to galvanized steel in lap configuration. The influence of heat input on bead formation and joint strength was investigated. The microstructural characterization was carried out using an optical microscope and scanning electron microscope. The chemical composition was analyzed using energy dispersive spectroscopy technique. The …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 5, Issue 3, 2018 · pp. 8–14 Read article
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Current status of reinforced thermal spray coatings to increase corrosion resistance of boiler tube steels
Abstract: AbstractThermal barrier coatings are one of the best techniques to protect the metal surface from erosion corrosion attach. Aluminium and nickel based alloys are extensively used as thermal barrier coated materials with various techniques such as HVOF, APS etc. The techniques for applying the coatings gain their importance in thermal spray which results to get a layer deposited without affecting the properties of substrate material. Thermal spray coatings have been …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 5, Issue 3, 2018 · pp. 1–7 Read article
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Studies on the Electrical Characteristics of AlGaAs/GaAs High Electron Mobility Transistors
Abstract: AbstractIn this work, total 5722 individual simulation outputs are reported. The effects of drain voltage, gate voltage, aluminium mole fraction, and gate length on drain current are studied in AlGaAs/GaAs high electron mobility transistors (HEMTs). The linear region and saturation region are prominent in each drain characteristic curve. The drain current reduces in the structure of larger gate length. This work is useful to fabricate the HEMT based biomedical sensors. …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 5, Issue 3, 2018 · pp. 30–40 Read article
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Fatigue Test on Cost Effective Aluminium Metal Matrix Composite Prepared from Discarded Toner Powder and Coconut shell Ash Particles
Abstract: AbstractAs there is an increasing demand for low cost reinforced composite materials in various industrial applications, in this work Aluminium Metal Matrix Composite was prepared by reinforcing cost effective reinforcements like discarded tonner powder particles and coconut shell ash. Aluminium 2024 was taken as the base matrix for preparing the composite as it is widely used in automobile industry. The samples taken for the investigation were prepared by two step …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 5, Issue 3, 2018 · pp. 15–20 Read article
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Assessment of Magnitude and Associated Factors of Adverse Birth Outcomes among Deliveries at Suhul Hospital Shire Tigray, Ethiopia from September, 2015 to February, 2016
Abstract: An adverse birth outcome is common phenomena both in developed and underdeveloped countries. Among all these adverse birth outcomes prematurity, low birth weight and stillbirth are the most common cases. Each year, about 15 million babies in the world, more than one in 10 births, are born too prematurely. More than 7% of those babies die shortly after birth; countless others suffer from lifelong physical, neurological, or educational disabilities, often …
Published in Research and Reviews : A Journal of Medical Science and Technology · Vol. 6, Issue 1, 2017 · pp. 1–10 Read article
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Assessment of Quality of Postnatal Care Services Offered to Mothers in Hospitals of Tigray Ethiopia, 2016
Abstract: Each year, 287,000 women die from complications related to pregnancy and childbirth, and about 99% of these deaths occur in developing countries. The first hours, days and weeks after childbirth are a dangerous time for both the mother and newborn infant. Postnatal care prevents the great majority of maternal and child morbidity and mortality. This study therefore, aims to assess quality of postnatal care services offered to mothers in Tigray …
Published in Research and Reviews : A Journal of Medical Science and Technology · Vol. 6, Issue 1, 2017 · pp. 11–19 Read article
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AI Robotic System in Medical Field
Abstract: Our idea focuses on implementing a robot equipped with a special Artificial Intelligence Program (AIP) for performing surgery in the medical field and various other medical operations. The special AI program is made of deep neural networks, which is trained for thousands of medical prescription and surgical operations procedures. As the AI program is highly trained program the error rate will be almost negligible as compared to the error rates …
Published in Research and Reviews : A Journal of Medical Science and Technology · Vol. 6, Issue 1, 2017 · pp. 20–26 Read article
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Commonest Mode of Suicide in Jorhat District—One Year Retrospective Study
Abstract: One who succeeds in completing the act of suicide, has nothing to bother about and it is only the survivors who are the bear the consequence. Society must identify the potential cases of suicide prone and help and treat them in time irrespective of the method they apply to commit it. The modes of suicidal deaths in an area reflect the socio-economic status and mental health status of the population …
Published in Research and Reviews : A Journal of Medical Science and Technology · Vol. 6, Issue 2, 2017 · pp. 1–4 Read article
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Knowledge, Attitude and Practices of Infant and Young Child Feeding among Mothers/Caregivers Tigray, Ethiopia
Abstract: Background: Foetal life and early childhood years are the phases when growth and development are maximum, coinciding with a period of great vulnerability to sub-optimal environment. Nutrition during the entire life cycle is a key driver of growth and development. Children <2 years are the most vulnerable segment of the community. Appropriate evidence-based feeding practices are essential for attaining and maintaining proper nutrition and health. Objective: The aim of the …
Published in Research and Reviews : A Journal of Medical Science and Technology · Vol. 6, Issue 2, 2017 · pp. 29–40 Read article
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INVESTIGATION OF THERMAL CONDUCTIVITY OF SILVER NANOPARTICLES IN BASEFULID OF WATER ETHYLENE GLYCOL
Abstract: Nanotechnology is interface technologies that span many different science and applications area.When engineering, science and technology are conducted at the nanoscale is called asnanotechnology. It is about 1 to 100 nm (nano-meter) where nano denotes the scale range of onebillionth of meter. Nanotechnology refers the properties of atoms and molecules measuring 0.1 to1000 nm. Nanofluids are nothing but suspension of nanometer sized particles in the base of fluid.The base fluid …
Published in Journal of Thermal Engineering and Applications · Vol. 7, Issue 3, 2020 · pp. 13–19 Read article
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Envirotech: A Leading Innovation For Future Generation
Abstract: Envirotech or Environmental technology is the usage of environmental science and technology to monitor and conserve the natural environment and resources, and to reduce the negative impacts of human involvement. It involves the purification of the contaminated environment, waste management and production of sustainable energy without harming the nature. It aims to facilitate the human needs without harming the nature. Many technologies are developed to conserve water, reduce waste, produce …
Published in Journal of Control & Instrumentation · Vol. 12, Issue 3, 2021 · pp. 38–44 Read article
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Obesity Control with Technology
Abstract: Obesity is a general healthcare emergency that has achieved scourge extents. Although concentrated conduct mediations can create clinically noteworthy weight reduction, their expense to execute, combined with asset confinements, present critical obstructions to adaptability. To beat these difficulties, specialists have made endeavours to move intercession substance to the Internet and other cell phones. This article deliberately surveys the ongoing writing inspecting innovation upheld mediations for weight reduction and support among …
Published in Research and Reviews : A Journal of Medical Science and Technology · Vol. 8, Issue 2, 2019 · pp. 5–9 Read article
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The Next Era of Solid-State Innovation: Beyond Silicon
Abstract: The semiconductor industry is getting close to the physical and economic boundaries of silicon-based technology. A new era of solid-state innovation is beginning. Beyond Silicon: The Next Era of Solid-State Innovation looks at the materials, device layouts, and manufacturing methods that are about to change the way electronics and energy work. The article talks about improvements in wide- and ultra-wide-bandgap semiconductors, two- dimensional materials, and quantum and neuromorphic systems that …
Published in International Journal of Solid State Innovations & Research · Vol. 3, Issue 2, 2025 · pp. 19–23 Read article
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Preparation and Characterization of Multifunctional Ferrite Nanoparticles for Photocatalytic Applications
Abstract: Ferrite is having both electrical and magnetic properties. Now a days it has importance as a technological material. A review of ferrite study regarding science and technology of ferrite by different scientists is presented in this paper. The history and applications of ferrites are explained by various illustrations. It gives an overview of ferrites as a nano particle. It presents a broad overview of ferrite research, from bulk to nanoscale …
Published in Journal of Materials & Metallurgical Engineering · Vol. 11, Issue 2, 2021 · pp. 38–42 Read article
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LIS Education Research in India
Abstract: AbstractLibraries and Information Centres (LICs) play a vital role in the socio-economic development of a nation. The accelerated growth in research and developmental activities in sciences and technology and also in the fields of social sciences and humanities contributed to a phenomenal growth in the universe of subjects resulting in information explosion and interdisciplinary approach to research during the second half of the 20th century. These developments generated new demands …
Published in Journal of Communication Engineering & Systems · Vol. 6, Issue 3, 2016 · pp. 17–27 Read article
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Wearable Biosensor Technology—An Innovative Review
Abstract: Wearable biosensors have made drastic change in the trends of health monitoring over the past many years. The use of wearable biosensors makes easy to monitor the real time physiological parameters continuously and accurately. The suitability, easiness, lower cost, utility, performance etc. of the biosensors for health monitoring of patient/user are attracting the researchers to work in the field of healthcare industry. The present study will discuss the various evolutions/researches, …
Published in Research and Reviews : A Journal of Medical Science and Technology · Vol. 7, Issue 1, 2018 · pp. 1–8 Read article