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329 articles for “A/C rooms”
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Ionic Conductivity of Chain Extension Supramolecular Polymer Material based on Reactive Hydrogen Bonding Motif
Abstract: AbstractSelf-assembly of low molecular weight oligomers possessing good mechanical properties at room temperature and having a low melt viscosity at elevated temperatures are of interest for many applications, such as hot melts and thermoplastic elastomers. Association between end groups can be based on a variety of secondary interactions, such as Vander Waals, hydrophobic, ionic interactions, or hydrogen bonding. A low molecular weight poly (ethylene glycol) (PEG) was functionalized with 2-Ureido-4[1H] …
Published in Journal of Polymer & Composites · Vol. 2, Issue 1, 2023 · pp. 30–36 Read article
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Effects of Composition on Structure & Mechanical Property of TiAl Based Intermetallic Compounds
Abstract: The effects of Al content and ternary additions such as Mo, V and Si in as cast g based alloys made by plasma arc melting on solidification structures and mechanical properties were studied. The Columnar g /a2 lamellar structures in Al-lean alloys due to primary a solidification had higher room temperature fracture strength and strain than g phase structures through the reaction of L + a = g in Al-rich …
Published in Journal of Materials & Metallurgical Engineering · Vol. 11, Issue 3, 2021 · pp. 1–10 Read article
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Knowledge and Practice of Nurses on Emergency Triage at Casualty Department of Tikur Anbessa Specialized and St. Paul Referral Hospital, Addis Ababa, Ethiopia: A Cross-sectional Survey
Abstract: The hospital emergency department is one of the most important components of health care delivery system. All patients arriving for emergency care needed to be assessed and classified to prioritize those who have the most urgent medical problems and are in need of an immediate care. There is a consensus that triage is an essential procedure in EDs, and is an effective system for reducing the waiting times and ensuring …
Published in Research and Reviews : A Journal of Immunology · Vol. 6, Issue 1, 2016 · pp. 12–20 Read article
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Fabrication and Testing of Physical Behavior of Coconut Shell Micro Particulate and Walnut Shell Micro Particulate Reinforced Epoxy Composites
Abstract: Enhancing the physical characteristics of high-performance materials is largely dependent on the reinforcement of polymers by microparticles. The physical behavior of polyester composites containing coconut and walnut shell microparticles was thus investigated in order to create an engineering material for industrial use. Most researchers investigated the flammability test of fiber bio-composites only. There is a possibility that two particular polymers embedded in a thermoset polymer matrix could provide the lowest …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 592–603 Read article
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Fabrication of Solar Space Heating System
Abstract: In this research paper the existing solar space heating system are studied with their construction and application. Renewable radiation is both free and ecologically friendly, making it one of the most intriguing alternative energy sources. The spatial variability of solar energy's output makes it difficult to use in residential and industrial settings, limiting the need and profitability. Solar air collectors may be used for a variety of purposes: on the …
Published in Research & Reviews : Journal of Space Science & Technology · Vol. 11, Issue 1, 2022 · pp. 23–28 Read article
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Silver Nanoparticles Biosynthesis Using Grape Extract and Its Application in Photocatalytic Dye Degradation
Abstract: AbstractGrapes are known for its antioxidant properties. Aqueous grape extract is used in the current study as a reducing and stabilising agent in the production of silver nanoparticles. Silver nanoparticles were synthesized in single step method, at room temperature, under magnetic stirring without application of external energy. Silver nanoparticles are substantial for its application in numerous areas such as medicine, agriculture, food, chemical sector etc. Synthesis and optimization of silver …
Published in Research and Reviews: A Journal of Pharmaceutical Science · Vol. 13, Issue 3, 2022 · pp. 1–8 Read article
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Enhanced Room-Temperature Gas Sensing Performance of 2% Mn-Doped Sri Lankan Natural Graphite Thin-Film Sensors for Ammonia, Acetone, and Ethanol vapors Detection
Abstract: The development of room-temperature gas sensors with high sensitivity, fast response, and low-cost remains a critical challenge for environmental monitoring and safety applications. In this work, we report the fabrication and characterization of a 2% Mn-doped Sri Lankan natural graphite thin-film sensor for the detection of ammonia (NH3), ethanol (C2H5OH), and acetone (C3H6O) vapors under ambient conditions. The sensor was prepared using the doctor-blade coating method on Indium Tin Oxide …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 13, Issue 2, 2026 · pp. 39–49 Read article
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Comparative Study of Vegetable Oil as Lubricant for Aluminium 6063-T6 Alloy
Abstract: The present study investigates the performance of different food grade vegetable oil for lubrication of aluminum 6063-T6. In this study, comparisons of five oils, i.e., soyabean oil, sunflower oil, refined bleached and deodorized (RBD) Palmolein and peanut oil with straight cutting oil as lubricant (without water soluble). Design of experiment is based on taguchi L9 orthogonal array where input parameters are disc RPM, sliding distance and load and output parameters …
Published in Research & Reviews : Journal of Food Science & Technology · Vol. 6, Issue 2, 2017 · pp. 29–39 Read article
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Designing of a Rooftop Penthouse for Indoor and Outdoor Living
Abstract: Rooftop penthouses offer an exclusive and luxurious living experience with their stunning views and outdoor spaces. The concept of rooftop living is becoming increasingly popular, especially in urban areas where space is limited. Designing a rooftop penthouse for indoor and outdoor living refers to creating a living space on the top floor of a building that provides both indoor and outdoor living areas. The design aims to maximize the use …
Published in International Journal of Urban Design and Development · Vol. 1, Issue 2, 2023 · pp. 13–24 Read article
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Optical Characteristics of Amorphous Se-Ge-Ag Thin Films
Abstract: AbstractDetailed studies on impurity dependence of the optical structural properties have been carried out on Se-Ge-Ag thin film samples prepared by thermal evaporation technique. The effect of the addition of varying amounts of silver in concentrations from 5 to 15 molar percent to Se-Ge system were analyzed systematically under the room temperature. The optical transmission and reflection spectra of these films were measured in the range of 300–900 nm. The …
Published in Trends in Opto-electro & Optical Communication · Vol. 6, Issue 3, 2016 · pp. 33–38 Read article
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Study of Dielectric and Magnetic properties for ZnFe 2 O 4 Nanoparticles Synthesized usinghigh current Exploding Technique
Abstract: The current article uses the exploding wire technique to examine the magnetic, electrical, and dielectric properties of nanoscale zinc copper ferrite (ZnFe2O4). The SEM micrographs confirm the almost uniform size distribution of the nanoparticles. The Mossbauer spectrum of the nanoparticles was recorded with an externally applied magnetic field at room temperature. The ferromagnetic behavior of the ZFO sample was determined through VSM measurements at ambient temperature, and the M-H loop …
Published in Journal of Polymer & Composites · Vol. 11, Issue 12, 2023 · pp. 161–166 Read article
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IOT Based Effortless Gas Leak Detection and Reservations
Abstract: The paper proposes an IOT Based Effortless Gas Leak Detection System for LPG and CO, utilizing gas sensors and a microcontroller. Positioned strategically, the sensors monitor air quality, triggering alarms if LPG or CO levels surpass safety thresholds.We plans to use this product for determination of gas leakage of LPG from household appliances and Carbon Monoxide produced from household appliances,vehicles and air conditioners with the help of MQ series gas …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 11, Issue 1, 2024 · pp. 33–41 Read article
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Green Synthesis of Silver Nanoparticles Using Ficus Religiosa Linn Leaf Extract
Abstract: Nanotechnology is always a promising field for many new technological innovations. Turning Chemical process green also gains more attention of researchers due to high environmental concern. The process that involves ecofriendly procedures, use of less toxic solvents, less toxic byproducts, use of cheaper raw materials are all becoming ever increase in demand for current research scenario. Plants especially those having medicinal properties are beneficial for synthesizing nanoparticles as it will …
Published in Journal of Catalyst & Catalysis · Vol. 8, Issue 2, 2021 · pp. 45–52 Read article
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Application of Sensor Effect on Chlorodiazepam of Polyaniline Doped Silver Nanocomposite
Abstract: In order to ease the creation of the polymeric nanocomposite known as PANI/Ag, pani-doped silver nanoparticles were oxidised chemically and then exposed to the oxidation process. Aniline with varying amounts of silver nanoparticles added to it can be used to make a nanocomposite known as PANI/Ag in an acid solution at room temperature by employing ammonium persulfate as the oxidising agent. This can be done by using aniline with different …
Published in Journal of Polymer & Composites · Vol. 10, Issue 4, 2022 Read article
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A Molecular Docking Approach for Unlocking the Potential of Bryophyllum peltatum Phytochemicals for Targeting Multiple Proteins in Mumps Treatment
Abstract: Objective: The Mumps virus is the source of the infectious illness mumps. It affects the parotid glands that make saliva. Swelling of this gland can cause severe pain in an individual. Finding the ADME qualities of several B. peltatum phytochemicals and determining which of these compounds may have the ability to prevent the mumps disease are the main objective of this investigation. Methods: The structure of Hemagglutinin-neuraminidase (HN) protein, was …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 13, Issue 1, 2023 · pp. 18–27 Read article
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Inverse Heat Transfer Analysis Applied to Heat Treatment Process
Abstract: Direct measurement of heat flux at the surface of a surface subjected to extreme heat using conventional or traditional methods is an inexpedient task; but it can be estimated by an inverse analysis utilizing transient temperature recordings taken at specific location beneath the heated surface. The problem on Inverse Heat Transfer (IHT) depends upon the heat flux and various temperature measurements for the approximation of variable quantities appearing in the …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 6, Issue 1, 2019 · pp. 14–19 Read article
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Optimization of gas sensitivity of CuO/carbon composites with carbon particles synthesized from acacia auriculiformis branches
Abstract: Carbon particles fabricated from the core of acacia tree branches were utilized to synthesize CuO/carbon composite films. The gas sensing properties of these films grown on glass substrates using the doctor blade method were measured in 1000 ppm of methanol vapor at the room temperature. All the films were annealed at 75 0C for 1 hour in air. The structure, the optical band gap and the surface morphology of the …
Published in International Journal of Membranes · Vol. 1, Issue 1, 2024 · pp. 22–30 Read article
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Experimental Study and Simulation on Microwave Drilling of Metals and Glasses
Abstract: Microwave heating is being developed to apply for a variety of engineering applications in the last few years due to some special advantages of using microwave. This paper presents a study on attempting microwave drilling of materials especially metals, as metal processing with microwave was a difficult task due to reflection of microwaves by metals at room temperature. A special fixture was developed to study the microwave drilling on metals …
Published in Journal of Experimental & Applied Mechanics · Vol. 5, Issue 1, 2014 · pp. 10–19 Read article
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Synthesis and Synergistic Effects of Ciprofloxacin Conjugated Zinc Oxide Nanoparticles
Abstract: Zinc oxide nanoparticles (ZnO NPs) are known as a multifunctional material because of its unique physical and chemical properties. The result of zinc oxide nano powder was characterized using various analytical techniques, such as UV-Vis spectroscopy, Fourier Transform Infra-Red (FTIR), Transmission Electron Microscopy (TEM), Scanning Electron Microscopy (SEM) and X-Ray Diffraction (XRD) patterns. Synthesized zinc oxide nano powder was stored in dried form in the room temperature for further study. …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 9, Issue 1, 2019 · pp. 61–71 Read article
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Detection of Heavy Metals Indifferent Soil Samples and Their Bioremediation with the Help of Fungus Cunninghamella sp
Abstract: Due to increased population, industrialization and urbanization are environmental contamination is growing day by day. Levels of some heavy metals (Zn, Pb and Cd) were investigated in various soil samples, nursery sample (NS), nursery sample containing herbicides (HS) and a sample from the area that has less human interference (LHI), after bioremediation with the help of fungus. There are various fungi (Aspergillus sp., Cunninghamella sp., Trichoderma sp. and Candida sp.) …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 8, Issue 1, 2018 · pp. 16–23 Read article