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1975 articles for “6-dihydroxy-3-methoxy- 8- methyl xanthones” (ranking capped at the first 2,000 matches — narrow the search to see the rest)
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Optimization of Process Parameters for AISI 304 Using Micro-EDM Drilling Process: A Review
Abstract: Today, a variety of microparts are needed to fabricate high-tech items including MEMS applications and micro-electronic parts. The advancement of micromachining technology becomes ever more important in order to produce these micro parts. The creation of accurate holes and pins is one of themultiple processes in the micromachining process that is necessary for many small components. In order to create deeper, more straight holes, micro-hole drilling is utilized in a …
Published in Journal of Materials & Metallurgical Engineering · Vol. 13, Issue 3, 2023 · pp. 26–37 Read article
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Optical and Microstructural Changes in 5(6)-Carboxyfluorescein Doped PVA
Abstract: AbstractThe effect of 5(6) Carboxyfluorescein dye on microstructural and optical properties of a Poly(vinyl alcohol) (PVA) have been studied by using FTIR and UV-Visible absorption techniques. FTIR spectral result shows the possible interaction between the dye and PVA. The UV-Visible spectra shows three absorption bands (around 227nm, 310nm and 450nm) and from the observed optical band edges in the UV-Visible spectra, three optical band gaps and three activation energies for …
Published in Journal of Polymer & Composites · Vol. 4, Issue 3, 2016 · pp. 45–51 Read article
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Synthesis of Poly(Methyl Methacrylate) Latex Using Batch Emulsion Polymerization Reactor: Experimental and Simulation Study
Abstract: AbstractThe rationale for the present study was to develop Poly(methyl methacrylate) polymer latex, using free radical emulsion polymerization mechanism, in which water acted as the continuous aqueous phase, methyl methacrylate monomer as the dispersed phase, potassium persulfate (KPS) as an initiator and sodium dodecyl sulfate (SDS) as the stabilizing agent. PMMA is a versatile thermoplastic resin, used widely because of its excellent performance in optical and medical field. The characterization …
Published in Journal of Polymer & Composites · Vol. 4, Issue 1, 2016 · pp. 37–44 Read article
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Harmonic Analysis of 6-Pulse Diode Bridge Rectifier Circuits
Abstract: This paper analyzes the steady-state harmonic performance of the six-diode, 3-phase rectifier bridge circuits. A procedure for determining the frequency spectra of the different voltages and currents within the bridge circuit, resulting from a 60-Hz 3-phase supply, is presented. The effect of the smoothing shunt-capacitor is also demonstrated. Based on a Mathematica code, the paper presents the results of a comprehensive list of case studies. The procedure can handle unsymmetrical …
Published in Journal of Power Electronics and Power Systems · Vol. 10, Issue 2, 2020 · pp. 1–10 Read article
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6000 inhibitors for aluminum and its alloys
Abstract: 6XXX series of aluminum alloys suffer from severe corrosion in acidic saline medium. These alloys are used for architectural, automobiles, aviation, household appliances, containers and electronic devices. Organic-inorganic sol-gel hybrid coatings are synthesized on these alloys. Rear earth inhibitors consider lanthanum inhibitors to be better than cerium inhibitors. These contexts discuss epoxy-silica-zirconia by sol-gel coatings, paddy residue, colchicines, rare earth coatings and ionic liquid for composites
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 6, Issue 2, 2019 · pp. 18–25 Read article
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Delay Minimization of 3 Cascaded Inverters with the Help of Logical Effort and Transistor Sizing
Abstract: With logical effort minimum delay of the path can be estimated by only knowing number of stages, path effort, and parasitic delay without the need to assign transistor sizes. This is superior to simulation where delay depends on sizes and you never achieve certainty that the size selected would offer minimum delay. In this work 3 cascaded inverters is being sized in the ratio 1:2:3 to achieve minimum propagation delay …
Published in Journal of VLSI Design Tools and Technology · Vol. 2, Issue 1-2-3, 2012 · pp. 29–31 Read article
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A Novel Approach for 3D Floor Planning in VLSI with Minimum Dead Space using a New Topological Structure
Abstract: Floor planning is a key issue in VLSI physical plan. The floor planning issue can be defined as that a given arrangement of 3D rectangular pieces while limiting reasonable cost capacities. Here, we are focusing on the minimization of the aggregate volume of 3D bite the dust. In this paper, another initial topological structure is presented utilizing weighted coordinated chart of a floor planning issue in 3D VLSI physical plan. …
Published in Journal of VLSI Design Tools and Technology · Vol. 7, Issue 1, 2017 · pp. 6–17 Read article
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Advances in Machine Design: From 3D Printing to Smart Manufacturing
Abstract: The objective is to investigate the different developments in machine design that are reshaping the manufacturing sector. The introduction of the essay discusses the development of 3D printing in machine design and how this technology is enabling more effective and economical production of machine parts. In order to increase automation and control over the manufacturing process, it then explores how smartmanufacturing and the Internet of Things (IoT) are being implemented …
Published in Trends in Machine design · Vol. 9, Issue 3, 2022 · pp. 35–39 Read article
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Comparison of Ultra Wide Band Indoor Multipath IEEE 802.15.3 Channel Model
Abstract: ABSTRACT A very large bandwidth of frequency (3.1–10.6 GHz) has been allocated to UWB systems. A single-band UWB signal propagates differently in the lower and upper bands of the spectrum due to the size of its bandwidth. The lower part of the signal can be obstructed more easily and the man-made interferences are not homogeneously distributed over the whole spectrum. The first experimental results obtained for a UWB channel show …
Published in Journal of Communication Engineering & Systems · Vol. 2, Issue 3, 2012 · pp. 20–25 Read article
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Comparison of Under Nutrition Among 6–59 Month Children of Food Secure and Insecure Households in Artumafursi District, Oromiya Special Zone, Amahara Region, Ethiopia, 2016
Abstract: Background: Under nutrition remains one of the most common causes of morbidity and mortality among children under-five years of age throughout the world. Objective: This study was aimed at comparing the magnitude of under nutrition among children of 6–59 months of age of food secure and insecure households in Artumafursi district, South East Amarha, Ethiopia. Methods: Community-based comparative cross-sectional study was conducted among 1078 children from March to June 2016. …
Published in Research and Reviews: A Journal of Medicine · Vol. 8, Issue 2, 2018 · pp. 12–22 Read article
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Towards the Development of Low Cost Calibration Apparatus for 3D Reconstruction of Spine
Abstract: Three-dimensional reconstruction of the human spine is very much essential in diagnosis, planning of surgery and treatment of several spinal deformities. This can be achieved using stereo-radiographic methods. Calibration of a stereo-radiographic setup is a necessary step in this process. It provides metric information from 2D images. Many calibration methods that are available in literature result in cumbersome calibration objects. Hence difficult to use in the clinical valuation of spinal …
Published in Journal of Advances in Shell Programming · Vol. 1, Issue 3, 2014 · pp. 7–14 Read article
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Integrated System of 3D Printer and Wifi Remote Control
Abstract: Abstract3D printer is a fabrication of model through software. The idea for integrating a 3D printer having Wi-Fi feature is to make it cost efficient because in today’s era, due to the high cost of these printers, they are only limited to the industry but not to the ordinary people. The technology of 3D printing can be used in many industries for making construction work, toys, art and craft prototype, …
Published in Journal of Web Engineering & Technology · Vol. 6, Issue 3, 2019 · pp. 29–36 Read article
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Using Neural Network Method to Construct 3H Content Model
Abstract: This paper proposes a 3H (hero, hub, and hygiene) content model by neural network method to predict the conversion rate of audiences between each of the three layers. The empirical data is collected from a brand of beauty groceries store. There are134,569 audiences who subscribe to this brand’s Youtube channel over one year are involved to make parameters estimation, weight value of each attribute in each content, and calculate the …
Published in Journal of Artificial Intelligence Research & Advances · Vol. 10, Issue 2, 2023 · pp. 39–45 Read article
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3D Architectural Model using Augmented Reality
Abstract: 3D architectural model using augmented reality is designed for the architectural purpose. The objective of this model is to convert two-dimensional architectural floor plans into three-dimensional models using augmented reality (AR), which provide the user with interactive and enhanced virtual experience for better understanding of the floor plan. It also eases the work of the architects, and the architects find it easier to explain or give a presentation to the …
Published in Journal of Multimedia Technology & Recent Advancements · Vol. 8, Issue 2, 2021 · pp. 29–35 Read article
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Statistical Optimization and Decolourization of Methyl Violet Using Peroxisdase from Radish
Abstract: Statistical optimization design based on Response surface methodology for the decolourization of methyl violet using peroxidase from radish (Raphanus sativus) was applied. Effect of four influencing parameters (pH, Temperature, Dye concentration, enzyme volume) on decolourization was studied using One Factor At a Time (OFAT) method. The factors were optimized using RSM based on Box- Behnken design and analyzed for its significance through Analysis of Variance. The optimized operating conditions for …
Published in Journal of Water Pollution & Purification Research · Vol. 1, Issue 1, 2014 · pp. 20–29 Read article
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Preparation, Characterization and Electrical Conductivity of Chitosan-C 30B/MWCNT Nanocomposite Films
Abstract: In this research programme organoclay clay Cloisite 30B (C 30B) and Multi walled carbon nanotubes (MWCNTs) were successfully blended with the biopolymer Chitosan (CS). The polymer nanocomposites were characterised by various techniques like Fourier Transmission Infrared spectroscopy (FTIR), X-ray Diffraction (XRD) and Scanning Electron Microscope (SEM). From the results it was found that intercalation or nearly exfoliation has been occurred between the polymer and the clay. Electrical conductivity was also …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 18, Issue 3, 2016 · pp. 1–4 Read article
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LS-Coupled Atomic Term Symbols for nf7 Configuration
Abstract: In this manuscript, we described a simple method to obtain Russell Saunders atomic terms for nf7 configuration by microstate building and finally the splitting of LS terms, levels and states by different types of interaction represented pictorially. 3432 microstates in nf7 configuration resolve into 119 terms due to electronic interaction that are one (1) octet {8S}, six (6) sextets {6I, 6H, 6G, 6F, 6D, 6P}, forty (40) quartets {4N, 4M, …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 8, Issue 2, 2017 · pp. 20–29 Read article
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Prevalence of Urinary Tract Infection among Suspected Female Patients Attending Manipal Teaching Hospital, Pokhara, Nepal
Abstract: Urinary tract infection (UTI) is a serious health problem affecting millions of people, commonly females, each year around the world. UTI is defined by a combination of clinical features or symptoms and the presence of bacteria in urine or presence of more than 100,000 CFU/mL after urine culture. Clinical symptoms of UTI include frequency, dysuria, abdominal pain, back pain, fever, and urgency. Diagnosis of UTI relies on both urinalysis and …
Published in Research and Reviews: A Journal of Microbiology and Virology · Vol. 3, Issue 2, 2013 · pp. 20–32 Read article
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3D Web Application in Telecom Sector using Cesium WebGL and Geographical Information System
Abstract: The map visualization, analysis and development in web/app application are increasing due to increasing population and daily services. It is very difficult to manage all the daily services for the service provider as a public or private organization in real time. Telecommunication is the one of daily service which is provide by telecom company but the challenge is, due to urban density, heavy traffic, harsh environment, insufficient tower planning, frequency-range/coverage …
Published in Journal of Remote Sensing & GIS · Vol. 10, Issue 2, 2019 · pp. 1–5 Read article
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A Study and Report on Impact of Clinical Pharmacy Over KAP Assessment Regarding Self Screening of Breast and Gynecological Cancers Among Women–A Community-Based Study Aiming Towards Healthy Women in India
Abstract: The present study involves a deeper understanding and Knowledge Attitude and Practice (KAP) study of Indian women with regards to their gynecological health, with gynecological cancer awareness and prevention of breast, cervical and endometrial cancer being the main focus. This KAP survey was a quantitative method that provides access to quantitative and qualitative information. KAP surveys reveal misconceptions or misunderstandings that may represent obstacles to the activities that we would …
Published in Research & Reviews: A Journal of Bioinformatics · Vol. 8, Issue 2, 2021 · pp. 1–22 Read article