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1972 articles for “4-dioxopyrimidine-5-carbonitrile” (ranking capped at the first 2,000 matches — narrow the search to see the rest)
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The Role of Advanced Wireless Technologies in the Evolution of 5G and Beyond
Abstract: The advent of 5th-generation wireless technology has ushered in notable improvements in efficiency and speed, promising significant advancements in the wireless tech domain. The demand for 5G is on the rise, driven by factors like a burgeoning user base, high-speed requirements, intricate receiver systems, and more. While 4G is currently available, the continuous influx of users and devices is gradually saturating the 4G spectrum, making the need for 5G technology …
Published in Journal of Communication Engineering & Systems · Vol. 13, Issue 2, 2023 · pp. 23–27 Read article
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Current Developments In 4D Printing Technology
Abstract: The perception of four-dimensional (4D) printing expertise was prompted through the time dimension inclusion in three-dimensional (3D) printing. Many other industries, including engineering, health, and the arts, have revealed a great deal of attention it. Recently, innovations in bioscience have been established that can be implemented using 4D printing. The ability to integrate time with situational variations has many benefits, but perceptibility and adaptability are merely two. Smart material, stimulus, …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 108–120 Read article
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5G and up to 6G
Abstract: The 5th generation of mobile networks is called 5G, and the next generation, 6G is expected to arrive soon. With the promise of faster speeds, less latency, and increased connectivity, 5G technology has revolutionized mobile communications. However, the 6G vision is already taking shape as the need for high-performance networks keeps increasing. By offering ultra-high-speed communication, smooth artificial intelligence (AI) integration, extensive Internet of Things (IoT) connectivity, and support for …
Published in International Journal of Wireless Security and Networks · Vol. 3, Issue 2, 2025 · pp. 01–06 Read article
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Design of a Multiband Antenna with Rectangular and Circular Slots for 5G Mobile Technology
Abstract: AbstractThis paper presents a microstrip patch antenna for 5G mobile communication. Requests for mobile communication arise because of rapid growth in mobile users. So, users need more features like high data rate, good communication and reduced traffic on their mobile phones. These requirements can be met using 5G technology. 5G technology offers very high bandwidth, reduced latency, broadband spectrum, improved QoS and a better capacity. 5G operates from 24 GHz …
Published in Journal of Microwave Engineering and Technologies · Vol. 7, Issue 2, 2020 · pp. 30–34 Read article
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Industry 4.0 in Various Sectors: Review and Future Scope
Abstract: Current requirement of manufacturing industries is the digital, innovative, intelligent manufacturing process. Create customized merchandise is an extraordinary open door for manufacturing industries to fortify their leading position. This requires a high level of flexibility across the entire value-added framework. The enormous digitalization of production economically empowers this versatility. Therefore, here is the need for Industry 4.0 revolution to speed up the dominant machine manufacturing to digital manufacturing. The phrase …
Published in Journal of Production Research & Management · Vol. 10, Issue 3, 2020 · pp. 5–26 Read article
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Digital Manufacturing Practices using 3D Printing in Indian Manufacturing Sector to Improve Productivity in Alignment with Industry 4.0
Abstract: Advancement in information technologies and intelligent production systems are being encouraged by the latest industrial revolution, known as Industry 4.0. In this new movement, additive manufacturing, or AM, is seen as a necessary component. A thorough analysis of AM technologies and their contributions to Industry 4.0 are provided in this publication. The three primary areas of AM that are the subject of this review are process development, design consideration improvements, …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 10, Issue 3, 2023 · pp. 38–47 Read article
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Reliability Analysis of Lube Oil in a Generator
Abstract: In this research work, we considered the best or better practices of maintaining lube oil balance in generator set by adopting a reliability analysis method. It was established that the running of the generator set for a long time and the heaviness of the appliances switched on upon the generator has been investigated to be a contributing factor for the reduction in the quality of the lube oil which influences …
Published in Journal of Materials & Metallurgical Engineering · Vol. 12, Issue 3, 2022 · pp. 1–8 Read article
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Synthesis and Study of Photoluminescence properties of Sm3+ activated 7TiO2 + 3Al2O3 + (60-x)B2 O3 +xY+ 5LiCO3 +25SrCO3 Borate Glass for SSL Applications
Abstract: Melt quenching was used to successfully create the raddish orange light-emitting Sm3+activated 7TiO2 + 3Al2O3+ (60-x) B2O3+xY+ 5LiCO3+25SrCO3 (X=0.001, 0.002, 0.005, 0.01 and 0.02, Y=Sm3+) borate glass. XRD examination confirmed the phase of the prepared Un-doped and Doped 7TiO2 + 3Al2O3+ (60-x) B2O3+xY+ 5LiCO3+25SrCO3 glass. Its PL characteristics under ultraviolet (UV) light (302-468 nm) were later studied. At 602 nm, the excitation was detected, and at 402 nm, the emission. …
Published in Journal of Polymer & Composites · Vol. 12, Issue 6, 2024 · pp. 55–60 Read article
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Overlapped Multipass Laser Transformation Hardening of Ti-6Al-4V Titanium Alloy Using Continuous Wave Rectangular Beam
Abstract: Overlapped multitrack laser transformation hardening (OMLTH) of Ti-6Al-4V titanium alloy of Grade 5 of 2 mm thickness sheet has been carried out using 2 kW Nd:YAG laser source with a CW rectangular beam of size 1×14 mm2. The present research article intended to provide a profound understanding of the multipass laser hardening process of TI-6Al-4V titanium alloy, and to investigate the effect of rectangular laser beam process parameters i.e., the …
Published in Journal of Materials & Metallurgical Engineering · Vol. 7, Issue 3, 2017 · pp. 35–42 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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Adapting the LTE Architecture to 5G: Challenges and Possibilities
Abstract: Research directions indicate a behemoth shift will be required from the existing framework to activate 5G in full swing. Current researches are intensively working in this field, however, it will take significant time to reach the ultimate goal. Emphasis has been given on the factors and challenges of 5G, solutions have been proposed accordingly, and some ideas about the architecture have been achieved so far. The work shown in this …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 3, Issue 3, 2016 · pp. 1–6 Read article
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Performance Evaluation of 5G transmission system and Simulation Modeling
Abstract: Orthogonal multiple access (OFDMA) is a very important technology for the fifth generation (5G) wireless communication networks to provide the need of the flexible demands of users on lower latency rate, high level of reliability, good amount of connectivity, large fairness, and high data throughput. The key idea behind MIMO based 5G networks are to provide multiple users in common resource block. The MIMO OFDM principle is the main framework …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 8, Issue 1, 2021 · pp. 21–32 Read article
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Evaluation of Coping Strategies Adapted to Overcome Psychosocial Problems in Adults Residing at Residential Home: A Descriptive Study
Abstract: Coping strategies refer to intentional actions taken to address and resolve personal or interpersonal challenges, aiming to manage, reduce, or tolerate stress or conflicts. Emotional-focused techniques specifically target the reduction of negative emotional responses caused by stressors. Some examples of coping strategies focused on emotions involve participating in activities to keep oneself busy and divert attention from stressors, seeking support, encouragement, empathy, and understanding from others. Objectives: (1) to assess …
Published in International Journal of Community Health Nursing And Practices · Vol. 1, Issue 1, 2023 Read article
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Design, Simulation, Installation and Economic Analysis of 50kW Grid Connected Solar PV System
Abstract: AbstractThis study aimed to develope a standard procedure for the design of Gridconnected solar PV systems using the roofs of buildings. The standard procedure developed was validated in the design of a 50 kW Grid-connected solar PV system for Vijayaraje Institute of Science and Management (VISM), Gwalior, Madhya Pradesh, India. The project began with a pre-feasibility study of a 50kW Grid-conducted solar PV system using meteonorm software developed by meteotest. …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 9, Issue 2, 2018 · pp. 1–14 Read article
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An Experimental Study to Determine Optimum Machining Conditions for Electrical Discharge Machining of the Heat Treatable Steel 42CrMo4 (Din 1.7225)
Abstract: Electric discharge machining (EDM) is a well-established machining option and a non-traditional machining process, in many manufacturing-related industries worldwide. It is found to be capable of machining geometrically complex or hard material components, which are specific and difficult-to-machine. In this study, the electrical discharge machining of 42CrMo4 with different electrode materials namely, copper, aluminum and tungsten carbide and process parameters was performed to explore the influence of EDM parameters on …
Published in Journal of Mechatronics and Automation · Vol. 2, Issue 2, 2015 · pp. 23–32 Read article
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Performance Analysis of Single Band PIFA for 4G/LTE Mobile Communication Networks
Abstract: This paper presents a Planer Inverted F Antenna (PIFA) for Fourth Generation (4G) Long Term Evaluation (LTE). The proposed antenna is designed on FR4 substrate and the dimension is 22.5 mm x 18.5 mm x 2.8 mm. The Antenna covers the LTE 40 frequency band application from 2.3–2.4 GHz (resonance at 2.35 GHz). Different performance parameters: return loss, VSWR, radiation pattern, current distribution, gain and efficiency are analyzed. The proposed …
Published in Journal of Microwave Engineering and Technologies · Vol. 3, Issue 3, 2016 · pp. 1–7 Read article
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Compact MIMO Antenna Array based on Koch Fractal Metamaterial for 5G Applications
Abstract: In this paper, a design of a printed MIMO antenna array for 5G applications is proposed based on low profile structure. Thus, the antenna element is designed as a printed mender monopole with a partial ground plane. The partial ground plane is proposed to realize bandwidth enhancements through etching rectangular slots in the antenna back panel. It is found that such antenna shows two frequency bands, S11<-10dB, from 3 GHz …
Published in Journal of Microwave Engineering and Technologies · Vol. 9, Issue 3, 2022 · pp. 1–7 Read article
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Fabrication and characterization of Tensile properties ofaluminium 5083/silicon carbide/fly ash composites for advanced engineering applications
Abstract: The present work includes the fabrication of hybrid Metal Matrix Composite materials by consolidating the attractive traits of Metals, Ceramics and byproducts of combustion in power plants. More often than not, when no less than two reinforcements are introduced into the matrix phase, it is known as a hybrid composite and current research focuses on fabrication and characterization of composite materials. Aluminum Metal Matrix Composites with Silicon carbide reinforcements are …
Published in Journal of Polymer & Composites · Vol. 6, Issue 2, 2018 · pp. 6–9 Read article
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Analysis of Modulation Response of a 450 nm True Blue Semiconductor Laser by Varying Differential Gain
Abstract: AbstractIn this work the analysis of modulation response of a 450 nm InGaN based multi-quantum well (MQW) true blue semiconductor laser have been presented. The internal designing of 450 nm blue laser has been done before. but the desired wavelength of 450 nm was obtained by adjusting the exact concentration of In0.211Ga0.789N/Al0.07Ga0.93N in this work. The effects on modulation response by varying the differential gain have been observed. Also, the …
Published in Trends in Opto-electro & Optical Communication · Vol. 5, Issue 1, 2015 · pp. 1–8 Read article
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Cryptography of 5th Generation Network Security Attacks in D2D Communication: A Review
Abstract: Cryptography is the science for hiding the secret information. Cryptography is a technique/method that allows data to be sent in a secret and a secure form. In the present era, 5G technology is the most prominent technology in the network domain. However, it was said to be available in 2020, but still there are many views of expected features, benefits, and threats in 5G. 5G is a promising technology that …
Published in Journal of Communication Engineering & Systems · Vol. 13, Issue 1, 2023 · pp. 15–24 Read article