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344 articles for “infrared”
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Structural Properties of Spin Coated Multilayered Cupric Oxide Thin Films
Abstract: AbstractCuO thin films were spin-coated at 1500, 2200 and 2400 rpm for 30 sec, and subsequently annealed at 150–550°C for 1 h. Multi-layered CuO thin films were prepared including three and five layers. These thin films were characterized using XRD, Fourier-Transform Infrared Spectroscopy (FTIR) and polarizing light microscopy. The XRD and FTIR analysis confirmed the crystallization of CuO phase in thin films annealed above 350°C, and corresponding crystallite sizes were …
Published in Research & Reviews : Journal of Physics · Vol. 4, Issue 2, 2015 · pp. 8–13 Read article
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Green synthesis of zinc oxide and copper oxide nanoparticles and their effect against wilt fungus, Fusarium udum.
Abstract: Nowadays nanoparticles (NPs) come out as powerful tools to enhance crop production and protection. Biosynthesis of NPs has a vital role and an alternate to chemical and physical methods because it is simple, easy, eco-friendly, and free from chemical hazards. Zinc oxide (ZnO) and copper oxide (CuO) NPs were synthesized from leaves extract of Lantana camara (L.) and Nerium oleander (L.) and characterized by using several techniques such as transmission …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 13, Issue 3, 2023 · pp. 1–5 Read article
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Integrated Geospatial Technology for Appraising Surface Temperature and Forest Biomass in Context to Conducive Tiger Habitats in Sariska Wildlife Reserve, India
Abstract: Sariska Wildlife Reserve of Rajasthan (India) is an excellent wildlife habitat, but due to improper conservation, anthropogenic activities and human-wildlife conflicts, the number of tigers started dwindling in the middle 1990s and completely disappeared during 2005. The forest temperature and forest biomass are vital parameters in several forest-related issues and has an apparent relationship to wildlife habitat and conservation strategies. Satellite remote sensing data being the best possible way for …
Published in Research & Reviews : Journal of Space Science & Technology · Vol. 4, Issue 1, 2015 · pp. 8–14 Read article
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Sonochemical Synthesis of SrBaFexMo2-xO6 (x=1.0, 1.1, 1.3 and 1.4) Double Perovskites: Characterization and Magnetic Properties
Abstract: This work investigates ultrasound assisted synthesis, characterization and magnetic properties of SrBaFexMo2-xO6 (x=1.0, 1.1, 1.3 and 1.4) double perovskites. X-ray diffraction (XRD) analysis confirmed proposed that samples are in single phase. It was found that lattice constants decrease with increase in composition x. Morphology of all samples was examined by Scanning Electron Microscopy (SEM) images. Energy Dispersive X-ray Spectroscopy (EDS) data confirmed purity and nonexistence of foreign elements in prepared …
Published in Research & Reviews : Journal of Physics · Vol. 7, Issue 2, 2018 · pp. 8–17 Read article
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Structural and Dielectric Properties Hexaferrite/Poly (Vinyl Alcohol) Composites
Abstract: Magnetic barium cobalt hexaferrite particles-PVA composites with of different mass ratio: 9:1, 8:2, 7:3, 6:4 and 5:5 were prepared. Structural properties of the composites were characterized by Infrared spectroscopy (FTIR), X-ray diffraction (XRD) and scanning electron microscope (SEM). The effect of the concentration of Ba2Co2Fe28O46 hexaferrites on structural and dielectric properties of magnetic-PVA composites were investigated. FTIR result revealed that composite samples show absorption peaks of both ferrites and PVA. …
Published in Research & Reviews : Journal of Physics · Vol. 2, Issue 3, 2013 · pp. 10–19 Read article
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Electron Beam and Gamma Radiation Dose Dependency on the Degradation Products of Polytetrafluoroethylene (PTFE)
Abstract: AbstractGamma radiation induced degradation phenomena of polytetrafluoroethylene (PTFE) in the form of granules has been studied. The Electron Spin Resonance (ESR) technique was used to study radical generation and behavior under different conditions. The ESR spectra of PTFE irradiated at low or very high doses of irradiation were doublets, characteristic of peroxy radicals. Similarly spectra at different temperatures are also doublets. In order to study nature of free radicals, the …
Published in Research & Reviews : Journal of Physics · Vol. 8, Issue 1, 2019 · pp. 104–114 Read article
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Land Surface Temperature Analysis in an Urbanising Landscape through Multi-Resolution Data
Abstract: Rapid changes in the land use and land cover of a region have become a major environmental concern in recent times. This has lead to unsustainable development with the reduction of green spaces and also changes in local climate and formation of urban heat islands (UHIs). Monitoring and management of land use dynamics would help in land use planning and mitigation of environmental impacts.The main goal of this paper is …
Published in Research & Reviews : Journal of Space Science & Technology · Vol. 1, Issue 1-3, 2012 · pp. 12–21 Read article
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FT-IR Analysis of Single Walled Carbon Nanotubes based PA12/PMMA Nanocomposites
Abstract: Development of new polymer composites for different applications is gaining interest. In this context, the author has synthesized novel blends and its nanocomposites consisting of Polyamide12 (PA12), Poly methyl methacrylate (PMMA), functionalized and non-functionalized carbon nanotubes by using melt extrusion, followed by injection molding technique. To understand molecular interaction among the blend components, these composites, namely PA12/PMMA blend and PA12/PMMA/SWCNT, SWCNT-OH, SWCNT-COOH nanocomposites are characterized by infrared spectroscopic (IR) methods. …
Published in Research & Reviews : Journal of Physics · Vol. 8, Issue 2, 2019 · pp. 75–82 Read article
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An Overlook of RADAR working modules
Abstract: RADAR STANDS FOR “RADIO DETECTION AND RANGING”.RADAR is an electromagnetic system for detection and area of reflecting gadgets together with plane.Ships, spacecraft, cars, humans, and the herbal surroundings.It operates by way of radiating electricity into area and detecting the echo sign meditated from an object or target. The reflecting energy that is returned to the radar not only indicates the presence of a target, but also bycomparing the received echo …
Published in Research & Reviews : Journal of Space Science & Technology · Vol. 9, Issue 1, 2020 · pp. 14–22 Read article
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Comparative Study of Extraction and Characterization of Chitosan by Chemical and Biological Method from the Crab Shell Waste and Analyzing its Anticancer Activity
Abstract: Crab shell waste causes environmental pollution, So it is in need to process the waste into useful chitosan The crab shell waste act as an alternative for chitosan production The chitosan molecule appears to be a suitable polymeric complex for many biomedical applications. Chitosan is an amino polysaccharide and a versatile, natural polysaccharide. The specific objective of this study is to compare chitosan from the exoskeleton of freshwater crab obtained …
Published in Research and Reviews : Journal of Veterinary Science and Technology · Vol. 8, Issue 1, 2019 · pp. 22–32 Read article
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A New Approach of Synthesis Fe-Substituted Bi-2223 Superconductors
Abstract: Generally, the Bismuth based high temperature superconductors are utilizing in three phases as Bi-2201, Bi-2212 and Bi-2223. These have different transition temperature according to superconducting phase. Here, we studied about Bi-2223 phase by using complex Bi2Sr2Can-1 (Cu1-xFex)3O10+δ where n = 3. In this complex, we has been doped iron in Coper (Cu) site (x = 0.07%). This sample was prepared by solid state reaction method. The planetary Ball mill was …
Published in Research & Reviews : Journal of Physics · Vol. 10, Issue 3, 2021 · pp. 22–29 Read article
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An In-depth Understanding of What A Photoelectric Device Is
Abstract: Here we are going to talk about the details of photoelectric device. First of all, we will get information about what a photoelectric device is and also about it. Thus, we know that there are optical electrical structures that can be identified as photoelectric devices. Thus, the interaction of light with matter produces electricity, which is seen in the phenomenon of photoelectric effect. Here we see a device that gives …
Published in Research & Reviews : Journal of Physics · Vol. 11, Issue 1, 2022 · pp. 1–6 Read article
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Coupled Plasmon Phonon Polariton Waves in Cylindrical Zinc Selenide (ZnSe) Semiconductor: A Theoretical Study
Abstract: Zinc Selenide (ZnSe) is a semiconductor material. In this study, Bloch hydrodynamical model is applied as a theoretical tool to investigate the coupling among plasmons, phonons and photons in the Zinc Selenide (ZnSe) semiconductor material. Here the geometrical shape of this semiconductor is taken cylindrical and surrounded with vacuum as a dielectric medium. Plasmons are the quanta of elementary excitations produced by the valence electron oscillations and phonons are the …
Published in Research & Reviews : Journal of Physics · Vol. 11, Issue 2, 2022 · pp. 1–5 Read article
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Theoretical Study of UV Surface Waves in AlAs and AlN
Abstract: Surface waves excited at the interface between polar semiconductor surface and a dielectric when electromagnetic waves of appropriate frequency are incident on it. When the incident electromagnetic energy in the form of photons is absorbed, these surface excitations generate. They are of different kinds such as plasmon, phonon, exciton etc. Plasmon is the quanta of valence electron oscillation; phonon is the quanta of lattice vibration and exciton is the quanta …
Published in Research & Reviews : Journal of Physics · Vol. 12, Issue 1, 2023 · pp. 7–13 Read article
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Characterization of Tabletting Properties of Mango Gum
Abstract: The aim of the study is to elucidate the physical, thermal, sorption, and functional properties of a mango gum obtained from the stem of Mangifera indica were characterized viz. elemental analysis, Fourier transmittance infrared, particle size analysis, thermogravimetric analysis, differential scanning colorimetry, scanning electron microscopy, and X-ray powder diffraction. Mango gum had a glass transition temperature (Tg) and melting peak of 90 and 318.795°C, respectively. This material showed a 14.59% …
Published in Research & Reviews: A Journal of Drug Formulation, Development and Production · Vol. 1, Issue 2, 2014 · pp. 22–30 Read article
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Formulation and Evaluation of Microencapsulated Levofloxacin Gel
Abstract: To treat various buccal infectious diseases, a sustained release microencapsulated levofloxacin gel was formulated. Levofloxacin microspheres were being prepared following o/w emulsion solvent evaporation technique by varying concentrations of ethyl acetate, ethyl cellulose and tween 80. Depending on their flow properties almost all the microspheres were found to be excellent. The drug-excipient compatibility study carried out using Fourier transform infrared spectroscopy (FTIR), and differential scanning calorimetry (DSC) resulted that the …
Published in Research & Reviews: A Journal of Drug Formulation, Development and Production · Vol. 3, Issue 1, 2016 · pp. 39–47 Read article
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Design and Evaluation Cefaclor Microspheres for Bioavailability Enhancement
Abstract: This study attempted to formulate microspheres for oral administration of Cefaclor by using different polymers like Hydroxypropyl methylcellulose (HPMC) K4M, (HPMC) K15M and Ethylcellulose (EC) which increases the gastric residence time and thereby the bioavailability. Solvent evaporation method was found to be the best due to its ease of fabrication without compromising the activity of the drug. Cefaclor is a second-generation cephalosporin antibiotic used to treat certain ear, lung, skin, …
Published in Research & Reviews: A Journal of Drug Formulation, Development and Production · Vol. 6, Issue 3, 2019 · pp. 39–48 Read article
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Design and Evaluation of Promethazine Hydrochloride Rapimelts
Abstract: Objective: In the present study, efforts were taken to develop rapimelts of promethazine HCl—an antiemetic agent with an objective to achieve rapid disintegration, and further improve thebioavailability of drug.Methods:Rapimelts were prepared by direct compression methodusing superdisintegrants such as crospovidone (cp), croscarmellose sodium (ccs), sodiumstarch glycolate (ssg). The prepared formulations were evaluated for precompressionparameters such as bulk density, tapped density, Carr’s compressibility, Hausner ratio andangle of repose. The prepared batches of …
Published in Research and Reviews: A Journal of Pharmaceutical Science · Vol. 10, Issue 1, 2019 · pp. 11–19 Read article
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Formulation Development, Characterization and in-vitro Evaluation of Nano-Lipid Carriers of Ropinirole HCl for Persistent Parkinsonian Management
Abstract: According to a report of World Health Organization (WHO) 2014, Parkinson's Disease (PD) is the second-most neurodegenerative dysfunction of the central nervous system (CNS) of human being effecting 7–10 million people worldwide. It is primarily due to the death of dopamine-generating cells in the substantia-nigra of midbrain. It is symptomatized by tremor, rigidity, bradykinesia, dementia, depression and falls or emerges with the progression of the disease. Ropinirole HCl is a …
Published in Trends in Drug Delivery · Vol. 6, Issue 1, 2019 · pp. 14–23 Read article
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Formulation and Evaluation of Transdermal Drug Delivery of Piroxicam
Abstract: The aim of the present study was to formulate transdermal films loaded with Piroxicam (PX). Transdermal films were prepared by using sodium alginate (SA) and xanthan gum (XG) as biopolymers by varying the blend ratios viz., 10:0, 8:2, 6:4, 4:6 and 2:8 (w/w %) through solution casting method. The drug loaded membranes were evaluated for thickness, tensile behaviours, and content uniformity. In-vitro diffusion was determined by Franz diffusion cell. Piroxicam …
Published in Trends in Drug Delivery · Vol. 1, Issue 2, 2014 · pp. 8–13 Read article