Multiobjective-Optimized Design of a New UWB Antenna for UWB Applications by C. Moreno de Jong van Coevorden, M. Fernández Pantoja, Salvador G. García, A. Rubio Bretones, R. Gómez-Martín, K. Palmer

“…The ultrawideband performance with respect to antenna impedance and gain is achieved by an optimized resistive loading profile and flare angle. A low-cost prototype is manufactured and numerical simulations are validated with measurements.…”
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Numerical Simulations of Single-Step Holographic Interferometry for Split-Ring Metamaterial Fabrication by Zhiming Qi, Wenyao Liang

“…These results provide useful guidance for the effective and low-cost fabrication of metamaterials with diverse unitcells.…”
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Finite Volume Method for a Time-Dependent Convection-Diffusion-Reaction Equation with Small Parameters by Uzair Ahmed, Daoud Suleiman Mashat, Dalal Adnan Maturi

“…The efficiency of solving computationally partial differential equations can be illustrated by using a precise numerical method that yields remarkable precision at a low cost. The accuracy and computational efficiency of two second-order finite difference methods were investigated. …”
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Efficient Range Estimation in Beat Radio Interferometry by Bing Xu, Wangdong Qi, Li Wei, Su Zhang

“…The beat radio interferometry (BRI) is a novel ranging scheme that achieves high accuracy with low-cost devices. A major problem with BRI is the lack of an efficient range estimation method that is valid in general measurement configurations and accommodates large-scale scenarios. …”
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Effective Removal of Phosphate from Waste Water Based on Silica Nanoparticles by Tan Tai Nguyen

“…The phosphate removal based on SiNPs will offer several benefit such as an effective and low cost method, reliable to reuse as an effective slow release phosphate fertilizer.…”
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Patient's Heart Beat and Temperature Monitoring System. by Mbabazi Caleb

“…This project aims at the design and implementation of a low cost but efficient and flexible heartbeat monitoring and alert system using GSM technology. …”
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Cobalt (II) phthalocyanine derived Co3O4@HCNFs as highly effective bifunctional electrocatalysts for iodide redox couple reduction (IRR) and oxygen reduction reaction (ORR) by Ziyu Guo, Wenyu Gong, Jianing Guo, Mingxing Wu

“…Developing low-cost electrocatalysts for iodide redox couple reduction (IRR) and oxygen reduction reaction (ORR), applied in dye-sensitized solar cells (DSCs) and Zinc-air batteries (ZABs) is of crucial significance for the fields of energy conversion and energy storage. …”
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A Robust and Space-Efficient Stack Management Method for Wireless Sensor Network OS with Scarce Hardware Resources by Seokhwan Kim, Seungku Kim, Doo-Seop Eom

“…Due to such requirements as low power consumption and low cost, sensor nodes commonly do not include advanced H/W features. …”
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Research Progress on Oxygen Reduction Catalyst Materials for Proton Exchange Membrane Fuel Cells by Cao Beiheng

“…Therefore, it is essential to develop stable and low-cost cathode catalysts. This paper reviews the advancements in cathode catalysts for PEMFCs, encompassing traditional platinum-based catalysts and their enhancement strategies, as well as the current status of emerging non-platinum-based catalysts. …”
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Fabrication of Hybrid Organic Photovoltaic Devices Using Electrostatic Spray Method by Zhe-Wei Chiu, Yu-Jen Hsiao, Te-Hua Fang, Liang-Wen Ji

“…The device takes advantage of the high current density, power conversion efficiency, and low cost. Nanodiamond improves the short-circuit current density and power conversion efficiency. …”
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Spiral Slotted Microstrip Antenna Design for 700 MHz Band Application by Ricardo Meneses González, R. Linares y Miranda, R. Leyva Hernández

“…This technological advance represents a radio mobile antenna design challenge because it is necessary to design an antenna whose dimensions must be small enough, which satisfies gain, resonance frequency, and bandwidth requirements and is of low cost.…”
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The study of plant growth promoter production from leather industrial solid waste by John Sundar

“…Purpose The leather industry produces huge quantities of proteinous solid wastes and is being dumped or improperly utilized resulting in economical losses or causing an environmental problem. An efficient, low-cost procedure was developed to convert animal fleshings into plant growth promoters (PGP).Method The fleshings were hydrolyzed and analyzed for moisture, fat, ash, and nitrogen contents. …”
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Toward Dynamic Monitoring and Suppressing Uncertainty in Wildfire by Multiple Unmanned Air Vehicle System by Sharon Rabinovich, Renwick E. Curry, Gabriel H. Elkaim

“…This study thus suggests that an efficient solution for suppressing uncertainty in monitoring a wildfire is to use a fleet of low-cost unmanned aerial vehicles that can be deployed quickly. …”
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Fabrication and Optoelectrical Properties of IZO/Cu2O Heterostructure Solar Cells by Thermal Oxidation by Cheng-Chiang Chen, Lung-Chien Chen, Yi-Hsuan Lee

“…Indium zinc oxide (IZO)/cupper oxide (Cu2O) is a nontoxic nature and an attractive all-oxide candidate for low-cost photovoltaic (PV) applications. The present paper reports on the fabrication of IZO/Cu2O heterostructure solar cells which the Cu2O layers were prepared by oxidation of Cu thin films deposited on glass substrate. …”
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A Review of the Flammability Factors of Kenaf and Allied Fibre Reinforced Polymer Composites by C. H. Lee, Mohd Sapuan Salit, M. R. Hassan

“…Natural fibre has fast growing and abundance properties which make it available at very low cost. For kenaf fibre there is long lists of research projects which have been done regarding its behaviour, and properties and modification made to it. …”
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Toward More Efficient and More Secure Last Mile Smart Metering and Smart Lighting Communication Systems with the Use of PLC/RF Hybrid Technology by Piotr Kiedrowski

“…The use of hybrid technology makes the system more efficient and more secure (still being of low cost, in terms of both implementation and operation). …”
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Finite Element Analysis of a Natural Fiber (Maize) Composite Beam by D. Saravana Bavan, G. C. Mohan Kumar

“…These fibers are green, biodegradable, and recyclable and have good properties such as low density and low cost when compared to synthetic fibers. The present work is investigated on the finite element analysis of the natural fiber (maize) composite beam, processed by means of hand lay-up method. …”
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Alginate Production from Alternative Carbon Sources and Use of Polymer Based Adsorbent in Heavy Metal Removal by Çiğdem Kıvılcımdan Moral, Merve Yıldız

“…In order to reduce the cost of bacterial alginate production, molasses, maltose, and starch were utilized as alternative low cost carbon sources in this study. Results were promising in the case of molasses with the maximum 4.67 g/L of alginate production. …”
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Finite Element and Multibody Dynamics Analysis of a Ball Mill Glass Crusher by Jihad Rishmany, Rodrigue Imad

“…Within this context, the objective of this work is to design a low-cost glass crusher machine that can be acquired by individuals. …”
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Engineering Properties and Applications of Air-Foamed Lightweight Soil by Xuze Yuan, Zheng Lu, Hailin Yao, Xianjun Tan, Yang Zhao, Chuxuan Tang, Ming Cheng, YiPeng Gao

“…Air-foamed lightweight soil, which is produced using low-cost raw materials and has a lower density varying from 300 to 1800 kg/m3, adjustable strength, excellent thermal isolation, and a more straightforward construction method, has emerged as a worthy candidate. …”
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