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91 articles for “threshold values”
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The Influence of Sediment Deposits in the Threshold Criteria of Sediment Movement in Rigid Boundary
Abstract: An effort is made to develop a simplified methods for the estimation of bed shear stress for rigid boundary for initiation of sediment motion using different bed thickness, bed slopes and different sediment particles diameters (ranging between (0.5mm < d50 < 4.78). The findings were compared with the earlier studies demonstrating that critical shear parameter value for fixed beds is less than the reported values in literature. This come in …
Published in Recent Trends in Civil Engineering & Technology · Vol. 11, Issue 3, 2021 · pp. 31–39 Read article
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Study the Effect of Applied Gate Voltage on Threshold Potential and Carrier Transport Behavior of Three-Terminal Novel Prototype Device having Configuration P-type Si/SiO2/CuFeS2/Al
Abstract: This study presents a trial approach for the fabrication and characterization of a novel p-Si/SiO₂/CuFeS₂/Al field-dependent three-terminal electronic device designed to investigate charge transport behavior across multiple semiconductor junctions under externally applied bias voltages. The proposed prototype incorporates CuFeS₂ (chalcopyrite) as the active semiconductor layer, marking its first reported application in a field-induced electronic device architecture. The device was fabricated using a layered heterostructure consisting of p-type silicon, a silicon …
Published in International Journal of Crystalline Materials · Vol. 3, Issue 2, 2026 · pp. 1–7 Read article
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Real-time Water Quality Analysis Using Fuzzy Logic
Abstract: Nowadays the availability of safe drinking water is very difficult. In our project we are analysing water quality using different parameters like pH, turbidity, temperature and TDS for determining its safety level by monitoring the data from the readings. Moreover, we have a monitoring system for the data and also a webpage where all the data from these system is displayed. The sensors are connected to an Arduino Nano microcontroller …
Published in Journal of Water Pollution & Purification Research · Vol. 13, Issue 2, 2026 · pp. 01–11 Read article
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The Effect of Dynamics and Mass Transfer Limitation on the Kinetic Growth Rate of Methane Gas Hydrates
Abstract: Hydrate management aims to prevent impediments to fluid flow in pipes caused by hydrate deposition. To achieve this goal effectively, a comprehensive understanding of the thermodynamics and kinetics of hydrate formation is essential for predicting their equilibrium conditions, quantifying the amount of deposition, and estimating the associated risk. Hydrate growth studies are a relatively new field, and independent laboratory experiments have shown that hydrate growth is controlled by heat transfer, …
Published in Journal of Petroleum Engineering & Technology · Vol. 16, Issue 1, 2026 · pp. 76–84 Read article
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Evaluation of Alfalfa (Medicago sativa L.) Varieties in Sankura Woreda, SNNR, Ethiopia
Abstract: The potential of progressed forage such alfalfa (Medicago sativa L.) in upgrading animals feed accessibility is profoundly recognized basically in intensively cultivated mid lands. Therefore, the study was conducted to select adaptive, productive and qualitative alfalfa varieties in Werabe Agricultural Center (WARC). The design of the study was randomized complete block with three replications. The analysis showed that checked varieties significantly (p < 0.05) different for plant height and dry …
Published in Research & Reviews : Journal of Agricultural Science and Technology · Vol. 11, Issue 2, 2022 · pp. 19–24 Read article
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Analysis of Ageing and Degradation Behavior of Polyamide-12 for Sustainable Additive Manufacturing
Abstract: Additive Manufacturing (AM), particularly High-Speed Sintering (HSS), has emerged as a transformative technology capable of producing complex thermoplastic parts with high efficiency and minimal material waste. The HSS process involves selective deposition of radiation-absorbing ink followed by infrared heating to consolidate polymer powders-most commonly polyamide-12 (PA12). While PA12 is widely used due to its excellent thermal stability and mechanical properties, the sustainability of HSS strongly depends on the reuse of …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 136–154 Read article
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Simulation Study of Process Variations in Double Gate Junctionless Field-Effect Transistors
Abstract: This work discusses the process variations in symmetrical double-gate (DG) junctionless (JL) field-effect transistors (FETs) by device simulation. Output I-V characteristics along with subthreshold slope increase, DIBL variations with drain voltage and threshold voltage shift variations are systematically analyzed with the general variability issues including oxide thickness, channel thickness and doping concentration. Potential distribution in the body channel region is also analyzed. Optimum values of the variability factors are considered …
Published in Journal of Semiconductor Devices and Circuits · Vol. 2, Issue 2, 2015 · pp. 18–27 Read article
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To compare the effectiveness of the dry needling Versus instrumented assisted soft tisse mobilization Technique on scapular dyskinesia in college students with trapezitis – a comparative study
Abstract: Background: Scapular dyskinesis, a term denoting dysfunctional movement of the scapula, often involves the upper trapezius (UT) muscle, which is frequently affected by myofascial trigger points (MTrPs). Common symptoms associated with MTrPs in the UT muscle include tense and painful muscles, tension headaches, neck pain, dizziness or vertigo, and restricted range of motion in the neck and shoulder. Dry needling, a technique used to address MTrPs, targets localized hypersensitive spots …
Published in Research and Reviews: A Journal of Medicine · Vol. 13, Issue 3, 2023 · pp. 24–38 Read article
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A Low Power Low Voltage High Performance CMOS Current Mirror with Improved Output Impedance
Abstract: The current mirrors are very useful in the designing of mixed mode and analog circuits. A high performance CMOS current mirror with high output impedance and a small power supply close to the threshold voltage of the transistor are presented in this paper. For achieving the high output impedance, an additional transistor is used at the output section of the current mirror. This additional transistor will improve the output impedance …
Published in Journal of Microelectronics and Solid State Devices · Vol. 3, Issue 1, 2016 · pp. 14–19 Read article
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Comprehensive Review and Analysis of Improved Filtering Methodology Based Image De-noising System
Abstract: A digital image is often ruined by noise that comes from the process and equipment used to make it or that is added to the image while it is being sent. Different kinds of noise, like impulse noise, uniform noise, Salt-and-Pepper noise, and additive Gaussian noise, can show up in images. Using a good image de-noising method, noise can be taken out of an image to bring back its details. …
Published in Journal of Microwave Engineering and Technologies · Vol. 9, Issue 2, 2022 · pp. 34–45 Read article
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Improved Performance Characteristics of A Designed 450 nm True Blue Laser Using InGaN/AlGaN Materials
Abstract: AbstractIn this work, the characteristics of a designed 450 nm true blue semiconductor laser are presented. Performance and optimizations of the designed laser are presented using InGaN/AlGaN active layer materials. A maximum optical output power of the laser is obtained as 147.48 mW for 93 mA injection current and 1 × 10−16 cm2 differential gain, where, the threshold current is 9.3 mA. The modal gain is calculated as 69.774 cm−1 …
Published in Trends in Opto-electro & Optical Communication · Vol. 3, Issue 1, 2013 · pp. 24–30 Read article
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Morphological Clustering of Diagnostic Images by Advanced Hard C Means
Abstract: In the proposed approach, morphology technique is used to find the area affected in the diagnostic image and extract the same using adaptive threshold technique. To get more accurate segmentation, Hars C means algorithm is used.Here in this project compare and analyze the qualitative and quantitative performance of different operators. Adaptive canny operator have better performance than sobel and Roberts operator. By using the proposed method can improve PSNR, Noise …
Published in Journal of Multimedia Technology & Recent Advancements · Vol. 5, Issue 2, 2018 · pp. 25–33 Read article
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Thermo-Mechanical and Electrical Properties of Multi-Walled Carbon Nanotube-Enhanced Polyimide Composites for Aerospace Thermal Protection Systems
Abstract: Advanced aerospace thermal protection systems (TPS) require multifunctional materials that simultaneously provide high thermal stability, mechanical strength, and reliable electrical performance. Polyimide (PI) is widely used in aerospace structures due to its lightweight design and exceptional thermal durability, yet its low thermal conductivity and insulating behavior limit its effectiveness in heat dissipation and electromagnetic interference (EMI) shielding applications. This study addresses these limitations by developing multi-walled carbon nanotube (MWCNT)-reinforced polyimide …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 966–982 Read article
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Comparison and Evaluation of RIPASA Scores Versus Alvarado Scores as A Marker for Diagnosis of Acute Appendicitis in Indian Population
Abstract: AbstractBackground: The accuracy of Alvarado score in diagnosing acute appendicitis in Asian population is disappointingly low. Raja Isteri Pengiran Anak Saleha Appendicits (RIPASA) a new scoring system developed for the diagnosis of acute appendicitis is claimed to be better than Alvarado scoring system in Asian population. Therefore the present study is undertaken to compare Alvarado score and RIPASA score in diagnosing acute appendicitis.Method: A prospective comparison of RIPASA and Alvarado …
Published in Research and Reviews : Journal of Surgery · Vol. 6, Issue 3, 2017 · pp. 1–6 Read article
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Design Simulation and Assessment of Image De-noising through Improved Median Filters Based Sub band Decomposition
Abstract: The quality of an image sequence can degrade due to a number of causes, such as noise in the recording, transmission, or scanning. Additionally to enhancing the visual appeal, filtering offers the advantage of facilitating subsequent image processing tasks like coding, interpretation, or analysis. While attempting to restore a perfect image from a faulty copy, noise reduction is a top concern. Because of this, there isn't a single strategy that …
Published in Journal of Microelectronics and Solid State Devices · Vol. 9, Issue 2, 2022 · pp. 9–21 Read article
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Linear Programming for Profit Optimization in Small-Scale Manufacturing: A Python-Based Simplex and Machine Learning Approach
Abstract: Profit maximization under resource constraints is a classic challenge. Small manufacturers face tight margins and scarce capital every day. This paper tackles that problem using four Python-based methods. The case study is Bintang Bakery in Bandar Lampung, Indonesia. The bakery makes three bread types and faces 18 resource constraints. Data comes from Anggoro et al. Methods tested include LP revised simplex, Differential Evolution, PSO, and ANN Surrogate. General-purpose scipy minimizers …
Published in Research & Reviews : Journal of Statistics · Vol. 15, Issue 2, 2026 · pp. 01–11 Read article
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Defect Detection in Patterned Fabrics Using Local Binary Pattern and Its VLSI Implementation
Abstract: For texture classification in computer vision Local Binary Patterns (LBP) is used as one of the efficient method. In this paper, LBP texture operator is used to label the pixels of an image of any fabric or texture using the property of thresholding the neighborhood of each and every pixel and considers the compared result as a binary number or a digit which will be used for detecting the defects …
Published in Journal of Microcontroller Engineering and Applications · Vol. 1, Issue 1, 2015 · pp. 45–51 Read article
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Estimation of Land Surface Temperature using Landsat Data: a Case Study of Agra City, India
Abstract: Land surface temperature (LST) is an important indicator for the study of climate change, urban environment, heat balance studies, hydrological and agricultural process, and urban land use and land cover as well as user input for climate models. Landsat data is utilized for the number of applications such as environment study, digester and resource management. Land surface temperate is estimated by the help of ArcGIS through Landsat 8 and 5 …
Published in Journal of Remote Sensing & GIS · Vol. 10, Issue 3, 2019 · pp. 48–57 Read article
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Impact of Semiconductor Material Properties on Device Behavior and Circuit Performance: A Comprehensive Review
Abstract: Semiconductor materials play a fundamental role in determining the performance, efficiency, and reliability of modern electronic devices and circuits. This review presents a comprehensive analysis of how intrinsic and engineered material properties influence device behavior and overall circuit functionality. Key parameters such as bandgap energy, carrier mobility, thermal conductivity, and defect density are examined to understand their direct impact on switching speed, power consumption, and operational stability. The paper explores …
Published in Journal of Semiconductor Devices and Circuits · Vol. 13, Issue 1, 2026 · pp. 19–26 Read article
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Designing and Analysis of a Negative Bias Temperature Instability Sensing Circuit
Abstract: Scale down the size of devices introduce the effect of negative bias temperature instability (NBTI), positive bias temperature instability (PBTI), and hot carrier injection (HCI) in very-large-scale integration (VLSI) chip design and the major concern is to minimize these effects to a nominal value. In the paper, authors focus in minimization of NBTI effect and develop a noble degradation monitoring sensor circuit named SCHIMOS. A comparison is stated between an …
Published in Research & Reviews: A Journal of Embedded System & Applications · Vol. 8, Issue 1, 2020 · pp. 6–11 Read article