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73 articles for “microwave”
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Systematic Review on Advances in Energy-Efficient RF Circuits and Sustainable Microwave Systems for Green MicrowaveEngineering
Abstract: The increasing global demand for sustainable technologies has catalyzed innovation in energy-efficient radio frequency (RF) and microwave systems. This paper explores the principles,methodologies, and advancements underpinning green microwave engineering, with a particularfocus on the design and optimization of energy-efficient RF circuits. A systematic literature reviewwas conducted, analyzing peer-reviewed publications, technical reports, and case studies to assesscurrent progress and identify persistent challenges. Key findings reveal that low-power circuitdesign techniques, multi-source energy …
Published in International Journal of Analog Integrated Circuits · Vol. 11, Issue 2, 2025 Read article
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Systematic Review on Advances in Energy-Efficient RF Circuits and Sustainable Microwave Systems for Green MicrowaveEngineering
Abstract: The increasing global demand for sustainable technologies has catalyzed innovation in energy-efficient radio frequency (RF) and microwave systems. This paper explores the principles,methodologies, and advancements underpinning green microwave engineering, with a particularfocus on the design and optimization of energy-efficient RF circuits. A systematic literature reviewwas conducted, analyzing peer-reviewed publications, technical reports, and case studies to assesscurrent progress and identify persistent challenges. Key findings reveal that low-power circuitdesign techniques, multi-source energy …
Published in International Journal of Analog Integrated Circuits · Vol. 11, Issue 2, 2025 Read article
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The Awesome Power of Microwaves: More than Heating Food
Abstract: An essential part of contemporary technology is microwave energy, a form of electromagnetic radiation having wavelengths between one metre and one millimetre. Its uses extend well beyond the kitchen, even though it is usually associated with cooking. This article overviews basic concepts of microwave energy, the interaction with materials and the generation of heat by dielectric heating. It also shows a range of applications including telecommunications, radar, medical treatments and …
Published in International Journal of Microwave Engineering and Technology · Vol. 12, Issue 1, 2026 · pp. 35–39 Read article
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Microwaves-Impact on our living!
Abstract: Electromagnetic Field (EMF) radiation is the flow of photons through space. Each photon contains a certain amount of energy, and the different types of radiations are defined by the amount of energy found in the photons. The electromagnetic spectrum is the range of all types of EM radiation. X-rays used in hospitals or the radio waves from a radio station are all part of this spectrum. Even when a building …
Published in International Journal of Microwave Engineering and Technology · Vol. 1, Issue 1, 2015 · pp. 20–22 Read article
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Microwave Frequency Optimization Techniques for High-Speed Wireless Communication
Abstract: The rapid growth of mobile devices, cloud computing, Internet of Things (IoT), smart applications, and high-definition multimedia services has significantly increased the demand for high-speed wireless communication systems. Microwave communication technologies play a vital role in modern wireless networks because they provide large bandwidth, high data transmission rates, low latency, and efficient spectrum utilization. Microwave and millimeter- wave frequencies are widely used in satellite communication, radar systems, wireless broadband, and …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 12, Issue 1, 2026 · pp. 14–21 Read article
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Microwave synthesis of nanoparticles
Abstract: Synthetic exposure of material fabrication has reviewed in this article to study acceptability of treat by microwave. Competitive scheme and scope has assigned microwave assisted synthetic produce to that of convened method. Ethic has pursued for production of silver nanoparticles in ethylene glycol i.e. boiling point of 200 °C. Suggestive has pursued usage of higher temperatures and pressure accuse i.e. adoptive towards microwave reactor. Nanotechnological implement fabricate has issued to …
Published in International Journal of Microwave Engineering and Technology · Vol. 7, Issue 1, 2021 · pp. 29–34 Read article
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Research Insight: Microwave Synthesis – An Implement for Green Chemistry
Abstract: Microwave science is the exploration of applying microwave radiation to synthetic responses. Microwaves go about as high recurrence electric fields and will for the most part warmth any material containing versatile electric charges, for example, polar particles in solvent or conducting ions in a solid. Polar solvents are warmed as their segment particles are compelled to turn with the field and lose vitality in impacts. Semiconducting and leading specimens heat …
Published in International Journal of Green Chemistry · Vol. 1, Issue 2, 2015 · pp. 8–13 Read article
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Ultrasound-Microwave Technologies as Alternative Methods for Inactivation Bacterias in Fruit Juice
Abstract: In the food industry, it is common practice to resort to methods that require maintaining high temperatures for just a limited amount of time in order to increase the product's quality while simultaneously lowering its risk of contamination. They provide a contribution toward the reduction of the potentially catastrophic impacts of heat deterioration. In fact, the undulating technologies are being employed for this purpose in increasing amounts; by using microwave …
Published in International Journal of Analytical and Applied Chemistry · Vol. 8, Issue 2, 2022 · pp. 31–40 Read article
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A Star Shape Wideband Antenna for Microwave Energy Harvesting
Abstract: The paper proposes a Wideband star shape Microstrip Antenna, with particularly intended to wide bandwidth, small size for utilizing in microwave energy harvesting system. The antenna simulated with half ground is having a lower VSWR (Voltage Standing Wave Ratio) of 1.1 at a design frequency of 3.55 GHz, and a 2:1 VSWR bandwidth of 3.267GHz achieved. The structure of antenna is finally decided after analyzing various dimensional effects on bandwidth, …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 1, Issue 1, 2015 · pp. 27–31 Read article
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An Overview of RF MEMS Components by Microwave Theory and Techniques
Abstract: This paper offers with a rather new location of radio-frequency (RF) technology primarilybased on microelectromechanical systems (MEMS). RF MEMS gives a class of new devicesand components which show advanced high-frequency performance relative to standard(commonly semiconductor) gadgets, and which enable new device abilities. Further, MEMSgadgets are designed and fabricated by means of techniques much like those of very massive-scale integration, and may be synthetic through traditional batch-processing strategies. Inthis paper, the …
Published in International Journal of Analog Integrated Circuits · Vol. 6, Issue 1, 2020 · pp. 53–60 Read article
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Miniature Metamaterial Antenna for Microwave Imaging Application
Abstract: The work represented in the paper proposes a miniature Metamaterial (MTM) antenna using Split Ring Resonator (SRR) for Microwave Imaging applications. This SRR is fed using a single microstrip line. For structure optimization, parametric study is exploited, which helps in obtaining impedance bandwidth over the UWB frequency range (3.1 to 9.9 GHz). Entire structure is built on a FR-4 (εr = 4.3) Glass Epoxy substrate of dimensions of 13*12*1.6 mm. …
Published in International Journal of Microwave Engineering and Technology · Vol. 6, Issue 2, 2020 · pp. 18–25 Read article
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Study the Microwave Characteristics of Nanocomposites for Strengthening Building Materials
Abstract: The paper depicts the consequences of microwave portrayal of composite structure material comprising of layers of plastics, fiber glass and paste. The consistency of the block test of such a material has been assessed involving examining standard horn receiving wire in the recurrence range 7-12 GHz. Resounding monopole radio wire dove into the example has been utilized for assurance of comparable complex permittivity in the recurrence range 0.7-6 GHz. Non-uniform …
Published in International Journal of Composite and Constituent Materials · Vol. 8, Issue 1, 2022 · pp. 19–26 Read article
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Molecular Study of Indian Herbals at Microwave Region Using Time-domain Spectroscopy
Abstract: The dielectric properties of liquids are useful to some extent to understand the liquid structure and molecular interactions therein. The study of dielectric properties of liquid materials is necessary not only to understand the liquid structure but also to provide technical data for practical uses in industry, science, medicine, and engineering. Time-domain spectroscopy (TDS), a spectroscopicmethod used in physics uses brief terahertz radiation pulses to examine the characteristics of matter. …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 8, Issue 1, 2022 · pp. 23–28 Read article
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Different Method for the Production of OxadiazoleCompounds
Abstract: The creation of procedures for the environmentally friendly synthesis of materials and chemicals isreferred to as "green synthetic protocol." The synthesis of different biologically active compounds isdone through energy-efficient and environmentally safe processes like microwave irradiationtechnology, ultrasound-mediated synthesis, photo-catalysis (ultraviolet, visible, and infraredirradiation), molecular sieving, grinding, and milling techniques, etc. These procedures are regardedas sustainable technology and have gained value as green protocols for the synthesis of novelmedicinal compounds because …
Published in International Journal of Chemical Engineering and Processing · Vol. 10, Issue 1, 2024 · pp. 20–26 Read article
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An Overview on Harmonic Intelligence: BridgingMicrowave Sensing and AI-Driven IoT for Autonomous Decision-Making
Abstract: As the Internet of Things (IoT) ecosystem expands into complex industrial and urban environments, the demand for high-fidelity data acquisition and near-instantaneous edge processing has reached a critical juncture. Traditional optical and infrared sensors often falter under adverse conditions, such as dense smoke, occlusions, or low-light environments. This paper explores the transformative potential of microwave signals—leveraging their unique ability to penetrate non-metallic materials and operate independently of ambient lighting—as the …
Published in International Journal of Microwave Engineering and Technology · Vol. 12, Issue 1, 2026 · pp. 1–8 Read article
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Polynomial Thevenin Resistance Networks for Spice Simulation
Abstract: Two networks with resistors and independent sources are considered to compute Thevenin resistance. A different network is considered where the Thevenin resistance from the previous independent networks is to be incorporated (in a polynomial representation). Different methods using Spice/Pspice software to obtain the above representation are described. SPICE/OrCAD software is used to obtain equivalent circuits for Thevenin equivalent network parameters used in polynomial form are described and other different networks …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 10, Issue 2, 2024 · pp. 22–36 Read article
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Agro Seed Oil Production through Mechanothermal Extraction: Exploring its Potential for Chemical, Pharmaceutical, and Food Industries
Abstract: The increasing demand for sustainable and environmentally friendly industrial raw materials has intensified research into the production of oils from agro seeds using efficient extraction technologies. This study reviews the mechanothermal extraction of agro-seed oils with emphasis on their potential applications in chemical, pharmaceutical, and food industries. Mango (Mangifera indica) seeds, which are commonly discarded as agricultural waste during fruit processing, contain significant quantities of lipids, proteins, carbohydrates, antioxidants, and …
Published in International Journal of Analytical and Applied Chemistry · Vol. 12, Issue 2, 2026 Read article
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Liquid-Liquid Extraction Strategies for the Isolation of Bioactive Heterocyclic Compounds
Abstract: Liquid-liquid extraction (LLE) is a widely employed technique for the isolation of bioactive heterocyclic compounds from natural products, fermentation broths, and synthetic mixtures. The efficiency of LLE depends on several factors, including solvent selection, pH manipulation, salting-out effects, and temperature control. Conventional solvent systems, such as water-organic solvent pairs, are commonly used, while advanced strategies, including ionic liquids (ILs), deep eutectic solvents (DESs), ultrasound-assisted extraction (UAE), and microwave-assisted extraction (MAE), …
Published in International Journal of Chemical Separation Technology · Vol. 11, Issue 1, 2025 Read article
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ADSORPTION OF POLLUTANTS FROM EXHAUST GAS USING WASTE MATERIAL DERIVED ACTIVATED CARBON
Abstract: The emission of gas from motor vehicle engine causes pollution to the environment. The emission of motor vehicle contains pollutants such as hydrocarbons (HC), carbon monoxide (CO), oxides of sulfur (SO2), carbon (CO2) and nitrogen (NOx), particulates, etc. In the present work, we prepared an activated carbon from Banana peel. The activated carbon was prepared by carbonizing banana peel in furnace. The resulted carbon was activated by chemical activation with …
Published in International Journal of Chemical Separation Technology · Vol. 5, Issue 1, 2019 · pp. 1–4 Read article
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Advance in the Synthesis of Oxadiazole Based Heterocyclic Compound
Abstract: The five members of the heterocyclic ring 1,3,4-oxadiazole are necessary for the production of strong bioactive molecules. Numerous pharmacological effects, including anti-inflammatory, antibacterial, anticancer, antitubercular, anticonvulsant, anti-HIV, hypoglycemic, and antioxidant qualities, are exhibited by this intriguing class of chemicals. We have created four novel 1,3,4-oxadiazole compounds in the continuing study, which are sourced from the NSAID Ibuprofen. Melting point analysis and TLC were used to verify the compounds' purity. Open …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 9, Issue 2, 2023 · pp. 10–15 Read article