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186 articles for “detector”
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A GLRD based Receiver design using OBEB algorithm for MIMO system
Abstract: This paper gives the performance comparison of a MIMO system applying a modified branch-estimate-bound (MBEB) and ordered branch-estimate-bound (OBEB) algorithms of generalized likelihood ratio detector (GLRD) in the presence of channel estimation error. Here, two sources of errors like, errors due to noise and errors due to time variations induced by Doppler effects are considered. The GLRD solves the transmitted symbols using joint channel symbol estimation by combining the channel …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 1, Issue 1, 2014 · pp. 11–15 Read article
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Multi-Layer Perceptron Neural Network Based Person Identification Using Appearance Based Facial Feature
Abstract: This paper deals with secure person identification system using Back-Propagation learning neural network algorithm where appearance based facial feature and Principal Component Analysis based dimensionality reduction technique have been used. To extract the appearance based facial features, Viola-Jones method has used as a face detector, Stam’s method of Active Shape Model has applied for detecting the facial edges and image pre-processing method has used for eliminating the background noises. For …
Published in Current Trends in Signal Processing · Vol. 4, Issue 1, 2014 · pp. 26–34 Read article
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Measurement of Radon Exhalation Rate from Building Materials
Abstract: Indoor radon has been recognized as one of the health hazards for mankind because long-term exposure to radon increases the risk of developing lung cancer. This study aims at assessing the contribution of building materials towards the total indoor radon exposure to the inhabitants of Nablus district, Palestine. The radon exhalation rate has been carried out for different building materials of international origin used in construction in Nablus district. The …
Published in Research & Reviews : Journal of Physics · Vol. 2, Issue 1, 2013 · pp. 10–19 Read article
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TRIAC Based Light Intensity Controller for Energy Saving
Abstract: AbstractThis project is a basic system which aims to control the intensity of light. It presents a strategy by virtue of which the user can vary the intensity of light. The main issue with lighting systems is that they are either completely ON or completely OFF. There is no provision of partial lighting which can make a system more efficient. The idea is to control intensity of light using TRIAC, …
Published in Research & Reviews : Journal of Physics · Vol. 9, Issue 1, 2020 · pp. 66–72 Read article
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Simultaneous Estimation of Prazosin and Polythiazide in Bulk and Fixed Dose Combination (Tablets) by RP-HPLC
Abstract: Objective:A New method was established for simultaneous estimation of Prazosin and Polythiazide by RP-HPLC method. Methods:Chromatographic separations were carried using HPLC equipped with Auto Sampler and PDA Detector, Discovery (150 x 46 mm, 5mm) column with a mobile phase composition of Buffer and ACN: taken in the ratio 60:40 (60:40 v/v) have been delivered at a flow rate of 1ml/min and the detection was carried out using waters HPLC auto …
Published in Research and Reviews: A Journal of Pharmaceutical Science · Vol. 12, Issue 3, 2025 · pp. 66–74 Read article
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Performance Analysis of Space Shift Keying and Quadrature Space Shift Keying for MIMO Channels
Abstract: In wireless communication the propagation channel is characterized by multipath propagation due to scattering on different obstacles. MIMO takes advantage of multi-path and uses multiple antennas to send multiple parallel signals from transmitter. “Multi-path” occurs when different signals arrive at the receiver at various times. MIMO exploits the space dimension to improve wireless systems capacity, range and reliability. There are two different modulation techniques that exploits the best features of …
Published in Research & Reviews : Journal of Space Science & Technology · Vol. 11, Issue 4, 2022 · pp. 46–55 Read article
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Evaluation of Patient-Specific Quality Assurance for RapidArc Treatment Delivery Using Dose Volume Histogram
Abstract: This study aims to evaluate the application of dose volume histogram (DVH) metrics within the patient-specific quality assurance (PSQA) protocol in various sites for RapidArc treatment delivery. Forty patients were included in this study, of which twenty each Head and Neck (H&N) and Pelvis Rapid Arc plans were evaluated. Octavius 4D 1500 detector array with vented parallel plate ion chambers was used for this study, which reconstruct the pre-treatment measured …
Published in Journal of Polymer & Composites · Vol. 11, Issue 7, 2023 · pp. 14–22 Read article
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Experimental investigation of thermally grown Indium film’s structural and tribological properties
Abstract: Indium thin film growth found numerous applications, such as cold welding of infrared detectors and readout-integrated circuits (ROIC) to form sensor chips. In film is grown on the Si substrate by thermal evaporation. The XRD results indicated the tetragonal bcc phase in the (101) preferential plane. Scanning electron microscopy (SEM) indicated an uniform, continuous film covering the whole surface. The EDS examination confirmed the pure In film. The atomic force …
Published in Journal of Polymer & Composites · Vol. 11, Issue 12, 2023 · pp. 58–66 Read article
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Nanowire Photodetectors and Applications: A Review Study
Abstract: The utilization of nanowires and nanowire structures as photodetectors is an arising research subject. Novel gadget structures incorporated in single nanowire gadgets are additionally being effectively contemplated and created. Here, general NW-PD ideas are investigated, along with a point-by-point depiction of the actual phenomenon happening in nanowire photoconductors & phototransistors. Low dimensional frameworks like nanotubes and nanowires have intriguing, and technologically valuable, optical and electrical properties. Studies on these frameworks …
Published in Journal of Semiconductor Devices and Circuits · Vol. 10, Issue 2, 2024 · pp. 15–19 Read article
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Raspberry Pi Based Tactical Autonomous Surveillance System
Abstract: In the ever-evolving realm of security and surveillance, the need for autonomous systems capable of operating in challenging environments has become increasingly evident. The Raspberry Pi-Based Tactical Autonomous Surveillance and Self-Destruction System addresses this need by combining advanced sensor technology, robust communication capabilities, and a self-destruction mechanism to provide a comprehensive security solution. This project proposes a Raspberry Pi-based tactical autonomous surveillance system that can be used to monitor and …
Published in Recent Trends in Electronics Communication Systems · Vol. 11, Issue 1, 2024 · pp. 1–7 Read article
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Railway Track Safety System
Abstract: Railway Track Safety System (RTSS) is a comprehensive monitoring system specifically designed for the Indian railways. It consists of three subsystems that target specific challenges faced by the railways. Our main focus is on addressing four key problems. The first two issues involve cracks in the rails and foreign objects on the tracks. Cracks can occur naturally or be intentionally created to derail trains. Objects like stones can accidentally roll …
Published in International Journal of Industrial and Product Design Engineering · Vol. 2, Issue 1, 2024 · pp. 29–33 Read article
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Evaluation of Antenna Performance using a Novel Measurement Device: Methodology and Results
Abstract: In the last decade, the field of On Chip Antennas (OCA) has experienced unprecedented growth due to the introduction of small, low-cost, low-power System-on-Chip (SoC) wireless communication devices. OCAs are superior to conventional off-chip antennas in a number of ways. They first reduce the overall size of the wireless communication system since the presence of an OCA eliminates the need for an impedance matching network between the antenna and RF …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 11, Issue 1, 2024 · pp. 24–29 Read article
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Synthesis and Functional Group Analysis of Solution Processed Zinc Oxide Thin Film Grown on Polyethylene Terephthalate
Abstract: Flexible electronics field is growing every day. Existing technology is facing issues like brittleness, toxicity, inadequacy. Fabrication cost increases in processing of such materials. In this work, zinc oxide nanoparticles synthesized by solution processing technique were used to grow 120nm thick thin film (TF) on Polyethylene terephthalate (PET). This method reduces the processing cost and Zinc Oxide (ZnO) is cheaper and abundant in comparison to other semiconductors option. Material was …
Published in Journal of Polymer & Composites · Vol. 12, Issue 3, 2024 · pp. 56–66 Read article
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UV Method of Development and Validation of Olaparib
Abstract: An analytical method must be developed and validated in the discovery, development, and production of pharmaceuticals to ensure the identification, purity, potency, and performance of drug commodities. Quality control laboratories use official test protocols that emerge from the processes. A simple ultraviolet spectrophotometric approach was designed and validated using various characteristics, including linearity. Precision, reproducibility, accuracy, robustness, ruggedness, limit of detection, and limit of quantification are among the measuring criteria. …
Published in Research and Reviews: A Journal of Pharmaceutical Science · Vol. 15, Issue 2, 2024 · pp. 20–27 Read article
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Advancement and Limitations of Raman Spectroscopy: A Review
Abstract: The present review provided an overview of advances and limitations in Raman spectroscopy— a powerful analytical tool widely used across scientific disciplines. Instrumental advances, including the development of lasers, detectors, and optics, have increased the scope of Raman spectroscopy. These advances have expanded its applications in fields such as information science and biology. The integration of Raman spectroscopy with additional technologies such as microscopy and artificial intelligence further expands analytical …
Published in Research and Reviews: A Journal of Pharmaceutical Science · Vol. 15, Issue 2, 2024 · pp. 85–97 Read article
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Nucleonic Level Measurement in Fluid Catalytic Cracking Unit, Oil & Gas Refinery
Abstract: The measurement of ‘Level’ is crucial in an Industrial Process, as low levels can cause problems and damage equipment. In contrast, high levels can cause overflow and potentially create safety and environmental problems. When working with the Fluid Catalytic Cracking System Unit (FCCU) in Refineries, there are requirements for various types of level measurement instruments. One of them is the Nucleonic Level Measurement device used in the process involved in …
Published in Emerging Trends in Chemical Engineering · Vol. 11, Issue 3, 2024 · pp. 41–49 Read article
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Artificial Neural Network Based Prediction of Impact Loads and Thickness in CFRP and GFRP Composite Laminates
Abstract: Recent technological advancements, particularly the integration of neural networks, have facilitated a predictive approach to complex engineering problems, especially those involving composite materials with directional properties. The scarcity of literature on predicting impact damage using experimental and ultrasonic flaw detection data motivated this study. Experimental assessment of impact damage on carbon fiber/epoxy (CFRP) and glass fiber/epoxy (GFRP) composites was conducted using low-velocity drop weight impact testing. Damage assessment employed an …
Published in International Journal of Fracture Mechanics and Damage Science · Vol. 2, Issue 1, 2024 · pp. 34–45 Read article
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Sentinels of Safety: A Robotic Revolution in Autonomous Landmine Detection for Humanitarian Resilience
Abstract: Landmine Detection Robotic Vehicle Project is to create an autonomous robotic system that can identify landmines in dangerous locations. The rover navigates through a variety of terrains by using modern sensor technology, such as metal detectors and infrared photography, to detect buried landmines. The rover can distinguish between potentially dangerous items and harmless ones. The principal aim of the project is to optimise the efficacy and security of landmine removal …
Published in Research & Reviews : Journal of Space Science & Technology · Vol. 13, Issue 2, 2024 · pp. 28–34 Read article
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Smart Mining Helmet
Abstract: The demand for coal as energy resource is always an important and significant part in our life. However, over the years many miners have lost their lives by facing accidents during the mining process due to lack of implementation of technology and monitoring systems. Now with the development of smart technology even the mining industry is adopting the technology for the safety of the miners. Hence in this paper, we …
Published in Journal of Industrial Safety Engineering · Vol. 11, Issue 2, 2024 · pp. 1–6 Read article
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Geochemometric Assessment of Primordial Radionuclides and Trace Elements in Coastal Sediments: Environmental and Radiological Implications for South India
Abstract: This study focuses on environmental radioactivity and trace element contamination in coastal sediments along the southern region of the Indian subcontinent, from the Palar River to Pulicat Lake. Utilizing gamma-ray spectroscopy with a NaI (Tl) detector, along with atomic absorption spectroscopy, the research examines the spatial distribution and activity concentrations of primordial radionuclides—namely, 238U, 232Th, and 40K—as well as trace elements such as Ni, Pb, Mn, Zn, Cu, Co, Fe, …
Published in International Journal of Minerals · Vol. 1, Issue 1, 2024 · pp. 33–37 Read article