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164 articles for “optical”
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Design and Analysis of Optical Parameters of Hybrid Solid Core PCF
Abstract: In this paper, a solid hybrid PCF with non-uniform size air holes is presented at the cladding area. The innermost cladding area is star shape of circular air holes, and the outer four layers are taken 2.8 µm for numerical analysis. Then the size of the outer four layers is taken to 2.5 µm, 2.2 µm, 2 µm and 1.7 µm for various parameter investigations. The proposed structure has a …
Published in International Journal of Analytical and Applied Chemistry · Vol. 6, Issue 2, 2020 · pp. 37–48 Read article
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FIBER BRAGG GRATING- For optimal performance in optical systems
Abstract: In this paper FSO link is analyzed for 650nm wavelength operation. Simulation results provide maximal link range of around 2540 meters using visible light red spectrum. The bit rate obtained for optimized link is 10Gbps. The performance of proposed link can also be improved for sustainability of communication channel in various weather conditions and is evaluated on the basic of parameter like BER, Q factor and eye diagram. For θdiv …
Published in International Journal of Digital Communication and Analog Signals · Vol. 3, Issue 1, 2017 · pp. 20–26 Read article
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V2V Communication Using Optical Communication
Abstract: The main objective is for communicating the information between one vehicle to another vehicle through LED transmitter and photo diode receiver. The transmitting data are speed and distance of the leading vehicle to following vehicle. And give the live video on the road it can be display by using mobile phone.
Published in International Journal of Power Electronics Controllers and Converters · Vol. 3, Issue 1, 2017 · pp. 21–23 Read article
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RSA Using Cost Function with Different Weights of Cos, Frequency Slot and Pathlength Factors in Elastic Optical Networks
Abstract: The Internet has now become a need for living in today’s world. Most people are now dependent on the internet. Some people use the internet for their business and professional works, while some use it for entertainment purposes. It can be noticed that the use of the internet is high during office hours.Hence, traffic demand is highduring thistime.So, the work which requires immediate service at that time may get delayed. …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 6, Issue 2, 2020 · pp. 24–32 Read article
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Legal Ease: An End-to-End Automated Legal Document Processing System Using LLMs and OCR
Abstract: This paper describes an automated legal document processing system that uses modern technologies, such as Large Language Models (LLMs) and Optical Character Recognition (OCR). Designed to streamline legal procedures, the system allows users to submit legal documents in PDF format and uses Tesseract-powered OCR to extract and digitize text while keeping the document’s layout and structure. The digitized text is processed by an LLM that has been fine-tuned using legal …
Published in International Journal of Software Computing and Testing · Vol. 11, Issue 1, 2025 · pp. 29–32 Read article
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Maculopathy Detection and Recommendation using Machine Learning
Abstract: Maculopathies, a diverse group of eye diseases affecting the central portion of the retina, the macula, are a leading cause of vision loss globally. Early detection and accurate diagnosis are critical for timely intervention and preventing irreversible vision loss. However, traditional methods such as manually detecting the disease are time-consuming, tiring, and often lack sensitivity and specificity, hindering optimal patient care. Here we delve into the applications of machine learning …
Published in International Journal of Embedded Systems and Emerging Technologies · Vol. 10, Issue 1, 2024 · pp. 10–16 Read article
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Synthesis & Characterization of Bimetallic Nanoparticles by Using PVP for Magnetic Storage Device
Abstract: Metal nanoparticles are broadly studied due to their unique chemical and physical properties, which differ from the properties of their respective bulk materials. Bimetallic nanoparticles (BNPs) are formed by the combination of two different metals. Bimetallic nanoparticles have attracted huge attention in fields such as magnetic sensors, catalysts, optical detection and biomedical applications because of their exceptional properties. In this work bimetallic nano particles have been synthesized by using a …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 4, Issue 2, 2018 · pp. 25–30 Read article
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Developments of Photonic Ferroelectric Ceramic Compose
Abstract: This article is a study of imposed interposed crystal allotropic modification underexposure of electricity. Ferroelectric photonic ceramic powder and films are usual studied in preparation from adoptive transduction in the same crystal based on electrical gradient. Ferroelectric ceramics and thin films used to be processed by the sol-gel method, where empirical variables of interest have been their chemical composition, constituent phases, and microstructure. Functional attributes made metal oxide compose like …
Published in International Journal of Composite Materials and Matrices · Vol. 7, Issue 1, 2021 · pp. 37–44 Read article
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Enhancing Glaucoma Detection with Convolutional Neural Networks: A Data-Driven Approach
Abstract: One of the main causes of irreversible blindness is glaucoma, which is characterized by certain alterations in the optic nerve that over time can impair vision. Manual evaluations, while invaluable, are challenged by inconsistencies, subjectivity, and the extensive time required. The study employed a dataset comprising retinal images annotated by experts. By using Convolutional Neural Networks (CNNs) to study and recognize important patterns in eye images, it was possible to …
Published in International Journal of Embedded Systems and Emerging Technologies · Vol. 11, Issue 1, 2025 · pp. 1–6 Read article
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Integrated PM2.5 Estimation Using Satellite Images, Pollution Station Data, Meteorological Data and Artificial Neural Network (Case Study: Tehran City)
Abstract: ABSTRACTNowadays, the use of remote sensing to monitor airborne particulates by spatial continuity is made possible by the MODIS Sensor Aerosol Optical Depth (AOD) products. In this study, a simplified aerosol estimation model (SARA) was used to estimate the aerosol optical depth. For this purpose, the MODIS sensor data as inputs to predict PM2.5 near the surface, aerosol optical depth data and meteorological data (wind speed and direction, air temperature, …
Published in International Journal of Image Processing and Pattern Recognition · Vol. 6, Issue 2, 2020 · pp. 38–50 Read article
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Optimization of Relay Selection Techniques in FSO with PSO Algorithm
Abstract: ABSTRACTFree Space Optics (FSO) is a communique technology that makes use of mild propagating in free space to transmit records among two factors. The technology is useful wherein the physical connections by using the method of fiber optic cables are impractical due to excessive prices or different concerns. It has attracted the attention of researches in the last decade due to its low cost, high data rate and security. In …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 5, Issue 2, 2019 · pp. 36–41 Read article
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Analysis & Simulation Of Local Area Network By Using Packet Tracer
Abstract: In the modern period, we use PCs for all of our personal and professional needs. The majority of organizations rely on their correspondence, organisation, mechanisation, internet marketing solutions, and other processes to function as efficiently as possible. The best most fundamental PC system, according to many organisations, is LAN, which may be used to connect systems in different geographical locations. A LAN enables the efficient cost sharing of infrastructure for …
Published in International Journal of Computer Aided Manufacturing · Vol. 8, Issue 2, 2022 · pp. 32–37 Read article
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Investigation of FSO Communication System Using Various Neural Networks
Abstract: A prospective method for high-speed data transfer via light propagation in free space, such as between buildings, satellites, or metropolitan areas, is Free Space Optics (FSO) communication. FSO systems have great promises, but their performance can be severely hampered by atmospheric disturbances. Problems like fog, rain, and turbulence cause the optical signal to be absorbed and scattered, increasing BER. To address these challenges, various Neural Network (NN) techniques such as …
Published in International Journal of Broadband Cellular Communication · Vol. 11, Issue 2, 2026 · pp. 12–20 Read article
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Photonic Crystals – A Review
Abstract: Photonic crystals are periodically arrayed electromagnetic media, commonly having possessing photonic band gaps: ranges of frequency in which light cannot propagate through the structure. This periodicity, where the length scale is proportional to the wavelength of light in the band gap, is the electromagnetic analogue of a crystalline atomic lattice, where the latter acts on the electron wave function to make the familiar band gaps, semiconductors, and so on, of …
Published in International Journal of Plant Biotechnology · Vol. 4, Issue 1, 2018 · pp. 12–15 Read article
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Plasmonic Devices for Electromagnetic Wave Concentration
Abstract: The EOT effect is enhanced by the concentration of EM waves. We explored optical transmission through arrays of nanohole pairs and found that the EOT effect through subwavelength nanoholes is enhanced by the confinement of electric field, and that the transmission is substantially higher than predicted. The optical transmission capabilities of arrays of isolated nanohole pairs and bridging nanohole pairs in gold with various geometrical configurations were explored and investigated …
Published in International Journal of Applied Nanotechnology · Vol. 8, Issue 1, 2022 · pp. 23–29 Read article
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A Short Review on Surface Plasmon Polaritons (SPPs) and Its Applications
Abstract: A surface plasmon polariton (SPP) is a two-dimensional electromagnetic (EM) mode occurring at the interface of noble metals whose amplitude exponentially decay down to zero when going away from the boundary of the metal. In the last five decades, the investigation is done related to understanding of the excitation of SPPs and their interaction with the features related to the surface of metals. The dispersion of light from the nanostructured …
Published in International Journal of Energetic Materials · Vol. 5, Issue 1, 2019 · pp. 21–35 Read article
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Design and Implementation of Liquid Crystal Devices and Study its Nano Applications
Abstract: Photoalignment has clear benefits in correlation with the ordinarily "scouring" treatment of the substrates of fluid precious stone presentation (LCD) cells. The fluid gem photoalignment is nano- innovation, as the thickness of the arrangement layer is around 2–15 nm. The use of the photograph arrangement and photograph designing nano innovation for the new age of photonic and show gadgets will be inspected. We discussed about LC polarization regulators, rotators, and …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 8, Issue 1, 2022 · pp. 31–39 Read article
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Importance of Fiber in Human Health
Abstract: Fiber is an essential component in modern science and daily life, contributing significantly to both human health and technological advancement. In Dietary fiber is an essential component of nutrition that contributes significantly to overall health and disease prevention. It is mainly derived from plant-based sources including fruits, vegetables, legumes, nuts, and whole grains. Fiber supports healthy digestion, enhances bowel regularity, prevents constipation, and promotes the growth of beneficial intestinal microorganisms. …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 12, Issue 2, 2026 Read article
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Nanoenabled resinbased composites in restorative dentistry: mechanical performance, aesthetic outcomes, and global regulatory considerations
Abstract: Resinbased composites are central to contemporary restorative dentistry but remain constrained by polymerization shrinkage, wear and color instability, which compromise longterm restoration success. Nanoenabled resinbased composites (nanocomposites) have been developed to overcome these limitations by incorporating nanosized fillers and engineered nanostructures into conventional resin matrices, thereby enhancing mechanical properties and optical performance. This narrative Review summarises current evidence on the evolution, composition, and mechanisms of nanoenabled resinbased composites; compares their …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 12, Issue 1, 2026 · pp. 39–45 Read article
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Synthesis, Characterization and Photoconductive Properties of Antimony Selenium Iodide
Abstract: A shiny needle-shaped polycrystalline chalcogenide compound, SbSeI, was synthesized through a solid-state thermal reaction by combining the constituent elements in a stoichiometric ratio within an evacuated quartz tube at 585°C for 3.5 hours. The resulting compound was characterized using SEM, EDAX, and XRD techniques to confirm its structure and composition. The resistance versus temperature curve revealed the semiconducting nature of the material with a resistivity of 3.5 x 10⁷ Ω-cm …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 10, Issue 1, 2025 · pp. 1–8 Read article