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453 articles for “Deco”
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Investigations Into the Potential for Anthracene Decomposition of Novel Soil Bacterium, Pseudomonas putida P7
Abstract: Bioremediation of hazardous contaminants holds immense importance for the preservation of a clean and healthy environment. Conversely, the accumulation of toxicants can be mitigated with the assistance of microorganisms capable of breaking down these harmful substances into benign molecules. Anthracene is frequently used as a model molecule for studies on PAH pollution because it is found in many carcinogenic PAHs. Therefore, the hunt for new microorganisms with the ability to …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 14, Issue 2, 2024 · pp. 29–44 Read article
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The Strength of Dry, Fresh and Decomposed Raffia Palm Trunk in the Bioremediation of Oil-based Drill Cutting
Abstract: In this research, the impact of dry drill cuttings and compost tea on the environment's ability to degrade oil-based drill cutting contamination is investigated. The experiment was conducted in the research center located at the workshop of Agricultural and Environmental Engineering Department, Rivers State University, Port Harcourt. Oil-based drill cutting samples were placed in bulk in eleven reactors (T1, T2, T3-T11) with four replications. The original drill cuttings' physiochemical characteristics …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 15, Issue 3, 2024 · pp. 26–33 Read article
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On the Pendant Number of Some New Graph Classes
Abstract: AbstractA decomposition of a graph is a collection of its edge disjoint sub-graphs such that their union is . If all the sub-graphs in the decomposition are paths, then it is a path decomposition. In this paper, we discuss the pendant number, the minimum number of end vertices of paths in a path decomposition of a graph. We also determine this parameter for some graph classes.Keywords: Decomposition, path decomposition, pendant …
Published in Research & Reviews: Discrete Mathematical Structures · Vol. 6, Issue 1, 2019 · pp. 15–21 Read article
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Box Behnken Design for Optimization of Operating Conditions for Methyl Violet Decolorization using Momordica Charantia Peroxidase
Abstract: Methyl violet is a triphenylmethane dye which is recalcitrant and it is difficult to degrade it by conventional methods. Enzyme based remediation methods have gained importance as they are cost effective, highly specific and eco friendly. Methyl violet was degraded using crude peroxidase from bitter gourd (Momordica charantia). To optimize the decolorization conditions of methyl violet by crude Momordica charantia peroxidase, Response Surface Methodology (RSM) using Box Behnken (BB) design …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 1, Issue 1, 2011 · pp. 45–52 Read article
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Sustainable Innovations in Home Decor: Exploring Eco-friendly Paint Materials and Recycled Interior Applications
Abstract: This paper delves into sustainable practices in home decorating, particularly focusing on eco-friendly paint products and innovative interior design solutions. It underscores the significance of zero-VOC and low-VOC coatings for indoor air quality and environmental safety, advocating for their use. Natural colors derived from plant extracts, clay, and minerals are highlighted for their biodegradability and availability in earthy tones, emphasizing their contribution to environmental sustainability. Milk-based paints are explored for …
Published in International Journal of Sustainability · Vol. 1, Issue 1, 2024 · pp. 10–20 Read article
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Harmonic Analysis of Arterial Blood Pressure Signal Using Fourier Decomposition for Autonomic Health Assessment
Abstract: AbstractIn the present study, the arterial blood pressure waveform is decomposed utilizing Fourier to examine the fundamental frequency and to build up a linkage for autonomic health assessment. This methodology will produce practically identical fundamental frequency, either utilizing noninvasively recorded photoplethysmogram (PPG) or the blood pressure signal. In order to normalize the both, signal PPG waveform is approximated to arterial blood pressure waveform by nonlinear fitting blood pressure values to …
Published in Current Trends in Signal Processing · Vol. 7, Issue 3, 2017 · pp. 7–14 Read article
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Design and Implementation of Low Power Area Effective 2×4 Decoder for SARM Applications Using 16 nm Technology.
Abstract: This project involves analysis of Modified Mixed Logic Design abbreviated as MMLD which includes following design logics: Complementary Metal Oxide Semiconductor abbreviated to CMOS logic design, Gate Diffusion Input abbreviated as GDI technique, and Dual Value Logic called as DVL. Two logic styles are used in this paper study to reduce power dissipation and delay time which are fourteen 14-transistor and fifteen 15-transistor decoders. Every situation requires the use of …
Published in Journal of Semiconductor Devices and Circuits · Vol. 10, Issue 1, 2024 · pp. 24–36 Read article
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Triboelectric Charge Density Enhancement in Zinc Oxide Decorated Polymer Nanogenerators for Energy Harvesting Systems
Abstract: The growing need for wearable electronics, wireless sensor networks, and IoT devices has pushed research on triboelectric nanogenerator for long-term energy harvesting. However, traditional polymer-based TENGs' low triboelectric charge density restricts their energy conversion efficiency and practical performance. This research presents a zinc oxide (ZnO)-decorated polymer triboelectric nanogenerator designed to enhance surface charge density and improve electrical output. ZnO nanoparticles were synthesized using a hydrothermal method and uniformly deposited onto …
Published in Journal of Polymer & Composites · Vol. 14, Issue 4, 2026 Read article
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A Hybrid Image Codec Using Singular Value Decomposition and Adaptively Scanned Wavelet Difference Reduction Method
Abstract: AbstractIn this paper, a hybrid image codec for the gray scale images is proposed. It practices singular value decomposition (SVD) and adaptively scanned wavelet difference reduction (ASWDR) technique for compression. The proposed hybrid method retains the advantage of high peak signal to noise ratio (PSNR) value at a level of compression. The image is first compressed by SVD, which is a well-established approach to removing interpixel redundancies for reducing some …
Published in Journal of Open Source Developments · Vol. 4, Issue 1, 2017 · pp. 4–15 Read article
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Bearing Fault Analysis using Variational Mode Decomposition
Abstract: Bearing health analysis plays a significant role in industry to improve reliability and performance of critical processes by alarming the faults at early stages. Conventional techniques do not guarantee to detect the faults at early stages because the low energy bearing frequencies get suppressed by stern noise and higher vibrations. The fast Fourier transform (FFT) fails to analyze the transient and nonstationary signals directly. This paper performs the signal analysis …
Published in Journal of Instrumentation Technology & Innovations · Vol. 4, Issue 2, 2014 · pp. 20–27 Read article
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Deconvolution of X-ray Diffraction Spectrum of Polypropylene
Abstract: Deconvolution methods have been used to evaluate degree of crystallinity and particle size from diffractogram of polypropylene(PP). The deconvolution method is used to separate the various peaks from the total XRD spectrum and it is successful in separating the crystalline, amorphous and background regions of a diffractogram. The degree of crystallinity of PP is calculated to be 49%. The particle size of crystallites in different crystalline phase is calculated using …
Published in Research & Reviews : Journal of Physics · Vol. 2, Issue 3, 2013 · pp. 1–4 Read article
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Fault Diagnosis of Air Compressor (AC) System using Local Mean Decomposition (LMD) and Logistic Regression (LR) Machine Learning Classifier
Abstract: This article presents a detailed and systematic procedure for performing fault diagnosis in an air compressor (AC) system by analyzing the audio signals generated during its operation. The analysis covers both normal (healthy) conditions and seven distinct types of faults, including bearing failure, flywheel malfunction, inlet valve leakage, outlet valve leakage, non-return valve failure, piston ring defect, and rider belt issues. To acquire the acoustic signals, the researchers utilized a …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 416–427 Read article
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Extracellular Vesicle-Based Liquid Biopsies: Decoding the Tumor Microenvironment for Precision Oncology
Abstract: The tumor microenvironment (TME) plays a pivotal role in cancer initiation, progression, and therapeutic response. Decoding the TME is, therefore, essential for advancing precision oncology. Extracellular vesicles (EVs), including exosomes and microvesicles, are nanoscale lipid bilayer particles secreted by tumor and stromal cells. They transport a wide range of bioactive molecules, such as DNA, RNA, proteins, lipids, and metabolites, which reflect the dynamic state of the TME. Recent advances in …
Published in Research and Reviews: Journal of Oncology and Hematology · Vol. 15, Issue 1, 2026 · pp. 43–62 Read article
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FPGA Implementation of Reed Solomon Encoder and Decoder
Abstract: Abstract: Forward Error Correcting (FEC) is a technique employed to enhance data security & reliability. An efficient coding technique is essential to ensure data security. Reed Solomon Codes are widely used to provide error correction capability against burst error. This paper presents the design & FPGA implementation of RS (7, 3) codes. The design is entirely parameterized and can be scaled readily for a wide range of a number of …
Published in Current Trends in Signal Processing · Vol. 9, Issue 1, 2019 · pp. 10–16 Read article
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Analysis and Design of Decoder Using Different Adiabatic Technique
Abstract: AbstractThe CMOS logic circuit depends upon charging and discharging of the capacitive load. This is one of the major sources of power dissipation. Adiabatic circuits are used to minimize the power dissipation. These circuits are based on feeding the charge back to power supply instead of discharging it to ground. The paper presented here is based on adiabatic logic style, PFAL (Positive Feedback Adiabatic Logic) and DFAL (Diode Free Adiabatic …
Published in Journal of Electronic Design Technology · Vol. 9, Issue 1, 2018 · pp. 24–29 Read article
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Real Time FPGA-based Embedded Architecture of Audio Compression and Decompression Core for Multimedia System
Abstract: A multimedia system links images and audio to distribute and transmit information to users. These images and audio data have to be compressed for raising capacity of storing and processing tasks in real time without losing the required information. This paper introduces an audio processing unit by using the FPGA hardware board. This is a complete Embedded system where the audio compression and decompression core is firstly described as a …
Published in Journal of VLSI Design Tools and Technology · Vol. 5, Issue 1, 2015 · pp. 34–44 Read article
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Implementation of Compression and Decompression using LZW Algorithm
Abstract: AbstractMany compression techniques are used to minimize the amount of memory that is to be used to store the data. One such compression technique is by using LZW algorithm. The purpose of this is to present a data compression and decompression software to reduce the amount of memory used for storing data. By using data compression, stream of symbols is transformed into codes. For effective compression, the resultant stream of …
Published in Journal of Communication Engineering & Systems · Vol. 4, Issue 2, 2014 · pp. 1–6 Read article
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A Novel Decomposable Pixel Component Analysis Algorithm for Automating Multispectral Satellite Image Denoising
Abstract: In comparison with the standard RGB or gray-scale images the usual multispectral images (MSI) is intended to convey high definition and an authentic representation for real world scenes to significantly enhance the performance measures of several other tasks involving with computer vision, segmentation of image, object extraction and object tagging operations. However, in practices a MSI image is always prone to corruption by various sources of noises while procuring the …
Published in Research & Reviews: A Journal of Embedded System & Applications · Vol. 2, Issue 3, 2014 · pp. 18–25 Read article
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Person Identification Using Iris, Facial Image and Fingerprint with the Combined Algorithm of Principle Component Analysis and Singular Value Decomposition
Abstract: In this research, we consider three most important biometric features such as fingerprint, iris, and facial image to identify a person more precisely. Unimodal biometric system has several problems, such as noisy background data, non-universality and spoof attacks. Multimodal biometric systems can solve these limitations effectively by using two or more individual modalities. This system propose the Multimodal biometric systems on fingerprint, iris and facial image using combined algorithm of …
Published in Journal of Computer Technology & Applications · Vol. 8, Issue 1, 2017 · pp. 29–34 Read article
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Thermocatalytic Decomposition of Methane for Sustainable Hydrogen Production using Ni/ZnO and Ni/MgO catalyst
Abstract: Hydrogen is considered as a fuel of future due to its environmental friendly nature. Thermo Catalytic Decomposition of Methane (TCD) is one of the most advanced method, which will meet the future demand and attractive way for COx free hydrogen production. In this paper, comparison study between Ni/ZnOand Ni/MgO catalysts for hydrogen production using thermocatalytic decomposition of methane. The effect of nickel weight percentage (10%, 20%, 30% and 40wt %) …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 7, Issue 3, 2017 · pp. 10–19 Read article