Search
1970 articles for “3-acetyl-7-bromo-2H-chromen-2-one” (ranking capped at the first 2,000 matches — narrow the search to see the rest)
Nothing matched all of your words, so these match any of them.
-
Changes Detection of Land Use/Land Cover Vector Data in Nirmal Mandal, Adilabad District, Telangana State, India
Abstract: AbstractLand use/land cover change detection techniques by using LISS-IV satellite image helps to analyze their topographic features and landscape dynamics. Spatial data of 2005 and 2015 satellite images have been studied for comparison of agricultural, barren, cultivated, built-up and wastelands. These categories, indications results has been increased by, agricultural land (36.8% with an area of 80.3 km2) and 45.7% (99.7 km2), uncultivated land [38.60% (84.2 km2 and 29.70% (64.8 km2)], …
Published in Journal of Geotechnical Engineering · Vol. 5, Issue 1, 2018 · pp. 11–17 Read article
-
Study of Low Back Flexibility among Insurance Office Employees Using Sit and Reach Test
Abstract: AbstractThe job of insurance employees demands prolonged sitting in the office and they are overworked, which reduces flexibility of body and increases the body mass index (BMI), causing musculoskeletal pain through constant stress on the musculoskeletal system. The aim of the study is to estimate the level of flexibility among insurance office employees and to analyze the factors responsible for the low flexibility. The survey was carried out at various …
Published in Journal of Industrial Safety Engineering · Vol. 5, Issue 1, 2018 · pp. 13–17 Read article
-
Influence of process parameter on Lack of Fusion in T.I.G. welding of S.S. 304 – A Review
Abstract: The T.I.G. welding or gas tungsten arc welding (GTAW) process is widely used in many appliances because of its versatility in industry. For GTAW process, metals like carbon steel, stainless steel, aluminium, copper, low-alloy steel and non-metal also are widely used in all positions. Butt joint, lap joint, T-joint, edge joint, corner joint are the common types of joints used in welding. The incompletely fused spots like porosity that occurs …
Published in Journal of Industrial Safety Engineering · Vol. 6, Issue 2, 2019 · pp. 26–31 Read article
-
A Review: Distortion Control in 20MnMoNi55 Material Using GTAW and SAW Process
Abstract: Gas tungsten arc welding (GTAW) is high quality and high precision welding process which is suitable for welding thin metals. Inert gases such as helium and argon, carbon dioxide, nitrogen etc. are used as shielding gases to prevent the weld bead from air, dust and other contaminations in welding. There are so many welding process parameters affecting the weld quality in GTAW. Important process parameters which mainly affect the weld …
Published in Journal of Mechatronics and Automation · Vol. 3, Issue 3, 2016 · pp. 34–38 Read article
-
Power Estimation of MAC Block for Artix 7 FPGA using Regression Technique
Abstract: This paper presents the power estimation approach using suitable machine learning technique. Artix-7 FPGA has been chosen as target FPGA (Field Programmable Gate Arrays) platform for understanding the methodology of power estimation. There are various approaches of power estimation for FPGAs have been given in the literature viz. probabilistic, statistical, and LUT based etc. However, this paper discussed a supervised machine learning approach namely curve fitting and regression analysis. The …
Published in Journal of Microcontroller Engineering and Applications · Vol. 8, Issue 3, 2021 · pp. 27–37 Read article
-
Circular Antenna with Square Slot at 2.1 GHz for RF Energy Harvesting Applications
Abstract: In this paper, a single band circular antenna loaded with square slots having an application in RF energy harvesting is introduced. Proposed antenna containing of a circular antenna along with square slot loaded inside in the patch. For an antenna design, Computer Simulation Technique (CST) solver simulator was used. The antenna is being fabricated and its characteristics were measured. The band is covering most of the wireless applications. The simulated …
Published in Journal of Microwave Engineering and Technologies · Vol. 6, Issue 2, 2019 · pp. 22–24 Read article
-
One Card Travel
Abstract: Mumbai, Delhi, Kolkata, Bengaluru, and other most populated cities have millions of people as daily commuters. It has mass transit (trains and buses), all forms of private transport, and autorickshaws and taxis that serve an important role in the transportation system of the city such as overcrowding in buses, autos, taxis, trains, etc. Due to over-crowding, the commuters travel into jam-packed compartments, most of them standing. At times they get …
Published in Journal of Microwave Engineering and Technologies · Vol. 8, Issue 1, 2021 · pp. 10–16 Read article
-
Gain Enhanced 2.4 GHz Slotted Rectangular Microstrip Patch Antenna with FR-4 Epoxy Substrate
Abstract: Applications that use the Internet of Things (IoT) must be combined with wireless networking technologies. This makes it easy to get to the application data. The wireless communication system is a key part of the infrastructure for the Internet of Things. It acts as a bridge for two-way connections to gather data and send control messages. In this work, HFSS software is used to create a rectangular microstrip patch antenna …
Published in Journal of Microwave Engineering and Technologies · Vol. 10, Issue 1, 2023 · pp. 20–26 Read article
-
Effect of Magnetic Field on Casting Parameters
Abstract: AbstractThe casting process is one of the oldest manufacturing methods involving squeezing / jolting the green sand used as moulding material, and further was developed with use of binders such as clay/organic resins. The constants search for newer moulding material lead to the magnetic mould involving steel shots and application of magnetic field. The preliminary trials on one of the process parameters i. e. Magnetic field was carried out and …
Published in Journal of Materials & Metallurgical Engineering · Vol. 8, Issue 3, 2018 · pp. 30–35 Read article
-
Evaluation of Mechanical Property and Optimization of the Dry Sliding Wear Behavior of Carbon Black-Alumina-Epoxy-Glass Composite by using Design of Experiments
Abstract: The research work is mainly focused on investigating the effects of wear parameters: filler content (0%, 4% CB, 4% Al2O3,and 2% CB + 2% Al2O3), applied load (4.905, 9.810, 14.710, and 19.62 N), sliding distance (20, 30, 40, and 50 mm) by using Design of Experiments (DOEs) approach. The experimental results were analyzed using MINITAB V16 scientific graphical and data analysis software. Signal-to-Noise (S/N) ratio, analysis of variance (ANOVA) proved …
Published in Journal of Materials & Metallurgical Engineering · Vol. 4, Issue 2, 2014 · pp. 21–31 Read article
-
Study on Electrolytic Smoothening Technique for AISI 316 LN
Abstract: Increasing applications of stainless steel in various fields where corrosion resistance is of prime importance, electrolytic polishing enhances the corrosion resistance of the component by decreasing the micro roughness. The current paper focuses on study of electrolytic smoothening technique for AISI316LN and the factors affecting the process as well. Factors which affect this process are composition of electrolytic bath, time, current–voltage relationship, temperature, stirring rate, etc. Detail analysis has been …
Published in Journal of Materials & Metallurgical Engineering · Vol. 3, Issue 2, 2013 · pp. 33–40 Read article
-
Development of Starch/Keratin/Chitosan Composite Material as a Substitute for Polystyrene in Food Packaging
Abstract: The increase in awareness of the environmental impact of non-biodegradable waste from food packaging, has seen manufacturers push towards initiating production of eco-friendly packaging materials. This research serves as a step forward in the direction of going green, through the development of a composite material from natural, biodegradable polymers, for use in production of packaging material for fast foods. The composite was prepared from starch and chitosan with chicken feather …
Published in Journal of Polymer & Composites · Vol. 7, Issue 3, 2019 · pp. 1–7 Read article
-
Enhanced Thermal Conductivity of Polyaniline Nanofluids Synthesized using CuCl2 as Catalyst
Abstract: AbstractThe development of nanofluids for enhancing the heat transfer properties over the conventional fluids is mainly hindered by a vital issue of dispersion stability and hence is being explored in the present work. In the present study, Copper Polyaniline nanoparticle was synthesized by the oxidative polymerization method using CuCl2 as a catalyst. The characterization of Copper Polyaniline was performed. The sizes of nanoparticles were found to be within 7.24 nm …
Published in Journal of Polymer & Composites · Vol. 11, Issue 1, 2023 · pp. 20–40 Read article
-
Test Time and Power Optimization of 2D SOCs Using GA and Greedy Algorithm
Abstract: This paper presents a genetic algorithm (GA) and greedy algorithm-based solution to co-optimize test scheduling under power constraint for core-based system-on-chips (SOCs). The core testing solutions are represented as set of wrapper configurations represented in rectangular bins of width equal to the test access mechanism (TAM) bandwidth and height equal to the corresponding test time. A best fit algorithm is used for the wrapper design. Experimental results are obtained for …
Published in Journal of Power Electronics and Power Systems · Vol. 5, Issue 2, 2015 · pp. 63–67 Read article
-
Modelling of Grid Tied 3-Level Diode Clamped Inverter Using Sinusoidal PWM for Solar Application
Abstract: AbstractIn this paper the AC Loads are fed from solar energy by means of Three-level Diode Clamped Inverter. The entire system is three phase supply system. To make the system more efficient Maximum Power Point Tracking (MPPT) is used. The Perturb & Observe method is used to obtain voltage at maximum power. In this work Sinusoidal Pulse Width Modulation (SPWM) technique is implemented to generate gate pulses to make the …
Published in Journal of Power Electronics and Power Systems · Vol. 5, Issue 3, 2015 · pp. 9–16 Read article
-
Parametric Optimization of TIG Welding Process in Butt Joining of AISI 310 Austenitic Stainless Steel Materials
Abstract: Tungsten inert gas (TIG) welding is an arc welding process that uses a non-consumable tungsten electrode to produce the weld. Selection of the levels of the input parameters plays a very significant role in determining the quality of a weld joint. The present study is planned to investigate effects of process parameters: welding current, gas flow rate and arc gap on ultimate tensile strength in TIG welding of austenitic stainless …
Published in Journal of Production Research & Management · Vol. 9, Issue 2, 2019 · pp. 12–19 Read article
-
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
-
Development of Primer as a Value Added Product from Waste PET
Abstract: Polyethylene terephthalate was depolymerized by two different chemical recycling techniques i.e. glycolysis and aminolysis. Glycolysis is carried out with Zinc hydroxide and with conventional catalyst i.e. Zinc acetate for the comparable yield of the monomer. Glycolysis is carried out with ethylene glycol whereas aminolysis is done with ethanolamine. Products obtained from both the techniques namely Bis(2-hydroxyethyl) terephthalate (BHET) and Bis(2-hydroxyethyl) terephthalamide (BHETA) have different chemical structure but have hydroxyl functionality …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 2, Issue 3, 2015 · pp. 5–16 Read article
-
Broadband Rectangular Top Shaped Slotted Antenna at 2 GHz for WLAN Application
Abstract: The present study is regarding the design of a broadband rectangular top shaped slotted microstrip antenna with linear polarization radiation. The glass epoxy dielectric material is used for substrate and single rectangular microstrip radiating patch. Rectangular antenna is designed for WLAN technology. We first analyze the characteristics of microstrip antenna and design for the high bandwidth. The results show that the proposed antenna is able to achieve a bandwidth of …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 2, Issue 1, 2015 · pp. 1–4 Read article
-
Performance Analysis of 3T DRAM Using FinFET Based with Leakage Reduction Techniques at 45 nm Technology
Abstract: The proposed area of research is to reduce the power consumption, leakage voltage, leakage current and leakage power of DRAM while maintaining the competitive performance. The Fin FET approach is used in DRAM for high performance. Fin type field effect transistors (Fin FET) are capable substitutes for bulk CMOS at the nano-scale. Fin FET are double gate device. A Fin FET uses an intrinsic body. It greatly suppresses the device-performance …
Published in Journal of VLSI Design Tools and Technology · Vol. 7, Issue 2, 2017 · pp. 28–34 Read article