Showing 741 - 760 results of 1,242 for search '"low cost"', query time: 0.06s Refine Results
  1. 741

    Characterization of the geriatric patient with thyroid nodules by Jessica González Manreza, Gloría María Monné Rodríguez, Carlos Gaspar de Zayas Galván, Ángela Ramírez Torres, Erifran Hidalgo Garcés

    Published 2023-07-01
    “…<br /><strong>Conclusions:</strong> the high prevalence of thyroid diseases, especially in the elderly, makes it necessary to perform a screening for ultrasound diagnosis, as it is a beneficial, reliable and low-cost diagnostic test in Primary Health Care.</p>…”
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  2. 742

    Virtual Instrument for Emissions Measurement of Internal Combustion Engines by Armando Pérez, Rogelio Ramos, Gisela Montero, Marcos Coronado, Conrado García, Rubén Pérez

    Published 2016-01-01
    “…This paper shows the results of the VIEM programming, the integrated circuits diagrams used for the signal conditioning of sensors, and the sensors characterization of O2, NO, CO, SO2, and CO2. VIEM is a low-cost instrument and is simple and easy to use. …”
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  3. 743

    VGDD: A Virtual Grid Based Data Dissemination Scheme for Wireless Sensor Networks with Mobile Sink by Abdul Waheed Khan, Abdul Hanan Abdullah, Mohammad Abdur Razzaque, Javed Iqbal Bangash, Ayman Altameem

    Published 2015-02-01
    “…In this paper we propose a virtual grid based data dissemination (VGDD) scheme that aims to optimize the tradeoff between network lifetime and data delivery performance while adhering to the low cost theme of WSN. Using the virtual structure, the proposed VGDD scheme follows a set of rules to disseminate sink's mobility updates in an energy efficient manner thereby maintaining nearly optimal routes. …”
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    Article
  4. 744

    CKF-Based Visual Inertial Odometry for Long-Term Trajectory Operations by Trung Nguyen, George K. I. Mann, Andrew Vardy, Raymond G. Gosine

    Published 2020-01-01
    “…Some advanced techniques such as global pose graph optimization and loop closure demand relatively high computation and processing time to execute the optimization procedure for the entire trajectory and may not be feasible to be implemented in a low-cost robotic platform. In an attempt to allow the VIO to operate for a longer duration without either using or generating a map, this paper develops iterated cubature Kalman filter for VIO application that performs multiple corrections on a single measurement to optimize the current filter state and covariance during the measurement update. …”
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  5. 745

    Drinking Water Treatment Residuals to Control Phosphorus in Soils by Jonathan D. Judy, Maria L. Silveira, Sampson Agyin-Birikorang, George O'Connor, Thomas A. Obreza

    Published 2019-08-01
    “…The use of drinking-water treatment residuals (WTR) to control excess phosphorus (P) in soils with limited P adsorption capacity has been explored as a potential low-cost method by which to reduce phosphorus losses to surface waters and a discussion of these explorations is presented here. …”
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  6. 746

    Biosynthesis of Zinc Oxide Nanoparticles via Leaf Extracts of Catharanthus roseus (L.) G. Don and Their Application in Improving Seed Germination Potential and Seedling Vigor of El... by Dhruv Mishra, Manoj Kumar Chitara, Sweta Negi, Jagat Pal singh, Rajeew Kumar, Preeti Chaturvedi

    Published 2023-01-01
    “…The ecofriendly nature of materials used in synthesis and their low cost make biosynthesized nanoparticles excellent stuff for a broad range of applications in bioscience. …”
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    Article
  7. 747

    Design of Microstrip Antenna Arrays with Rotated Elements Using Wilkinson Power Dividers for 5 G Customer Premise Equipment Applications by Ting-Yi Huang, Yun-Jhang Lee

    Published 2024-01-01
    “…The proposed antenna arrays exhibit the advantages of simple, low-cost, low-profile, and high-gain characteristics, which is potentially applicable to 5 G CPE outdoor unit (ODU)-related devices.…”
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    Article
  8. 748

    A Sustainable Approach to Glucose Biosensors: Utilizing Coconut Shell Activated Carbon and NiCaFe₂O₄ Nanoparticles by Fatoni Amin, Hutama David, Hermawan Dadan, Samanman Saluma, Dwi Anggraeni Mekar

    Published 2025-01-01
    “…This sustainable biosensor demonstrated high sensitivity and potential for low- cost, eco-friendly glucose monitoring applications.…”
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  9. 749

    Techniques of recycling end-of-life wind turbine blades in the pavement industry: A literature review by Shuwen Zhang, Noah Kirumira

    Published 2024-09-01
    “…As a green energy source, wind power has gained recent popularity due to its low cost and lower carbon footprint; but with a short blade life span, the industry faces a blade waste issue. …”
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  10. 750

    Kinetic Study of Zirconia-Alumina-Supported Ni-Fe Catalyst for Dry Reforming of Methane: Impact of Partial Pressure and Reaction Temperature by Ahmed Al-Fatesh, Kenit Acharya, Ahmed I. Osman, Ghzzai Almutairi, Anis Hamza Fakeeha, Ahmed Elhag Abasaeed, Yousef A. Al-Baqmaa, Rawesh Kumar

    Published 2023-01-01
    “…A better understanding of the reaction mechanism and kinetics of dry reforming of methane (DRM) remains challenging, necessitating additional research to develop robust catalytic systems with high catalytic performance, low cost, and high stability. Herein, we prepared a zirconia-alumina-supported Ni-Fe catalyst and used it for DRM. …”
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  11. 751

    Low Temperature (180°C) Growth of Smooth Surface Germanium Epilayers on Silicon Substrates Using Electron Cyclotron Resonance Chemical Vapor Deposition by Teng-Hsiang Chang, Chiao Chang, Yen-Ho Chu, Chien-Chieh Lee, Jenq-Yang Chang, I-Chen Chen, Tomi T. Li

    Published 2014-01-01
    “…The thin-thickness and smooth surface of Ge epilayer grown on Si in this study is suitable to be a virtual substrate for developing the low cost and high efficiency III-V/Si tandem solar cells in our opinion. …”
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  12. 752

    E-Bike Injuries: Experience from an Urban Emergency Department—A Retrospective Study from Switzerland by Sylvana Papoutsi, Luca Martinolli, Christian Tasso Braun, Aristomenis K. Exadaktylos

    Published 2014-01-01
    “…This continuous and rapid transition from human-powered bicycles to an electric bicycle technology may indicate the increasing demand for low-cost transportation technology in combination with a healthy lifestyle. …”
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    Article
  13. 753

    Amine functionalized magnetic resorcinol formaldehyde as a green and reusable nanocatalyst for the Knoevenagel condensation by Paria Dehghani, Dawood Elhamifar, Shiva Kargar

    Published 2025-01-01
    “…The designed magnetic catalyst could retain its high efficiency for at least ten runs. The metal-free, low-cost, and environmentally friendly attributes of the Fe3O4@RF/Pr-NH2 catalyst make it a promising alternative to traditional metal-based catalysts.…”
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  14. 754

    Inkjet Printed Planar Coil Antenna Analysis for NFC Technology Applications by I. Ortego, N. Sanchez, J. Garcia, F. Casado, D. Valderas, J. I. Sancho

    Published 2012-01-01
    “…The obtained results demonstrate the suitability of this technology in the fabrication of low cost, environmentally friendly NFC coils on flexible substrates.…”
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  15. 755

    High-Gain Textile Antenna Array System for Off-Body Communication by Maria Lucia Scarpello, Luigi Vallozzi, Hendrik Rogier, Dries Vande Ginste

    Published 2012-01-01
    “…The array is vertically positioned on the human torso to produce a narrow beam in elevation, as such reducing fading and allowing to steer the maximum gain in a small angular sector centered around the broadside direction. To allow simple low-cost beam steering, we specifically minimize mutual coupling by using a relative large distance between the patches and by selecting the ETMPA element as the most suited topology from three potential patch geometries. …”
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  16. 756

    Experimental Investigations on the Effect of Reinforcement Coating on Magnesium Composites for Automotive Brake Pad by S. Venugopal, L. Karikalan, R. Kumar

    Published 2022-01-01
    “…The inorganic type friction materials with various components of materials are constantly growing to get the high-performance and low-cost brake pad for commercial vehicles. The Mg composite is reinforced with electroless Ni-P-coated alumina and silicon carbide microparticles using the parameter optimized stir-squeeze method. …”
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  17. 757

    A Review on the Parameters Affecting the Mechanical, Physical, and Thermal Properties of Natural/Synthetic Fibre Hybrid Reinforced Polymer Composites by DO Bichang’a, FO Aramide, IO Oladele, OO Alabi

    Published 2022-01-01
    “…Natural fibres provide an eco-friendly, more sustainable, and low cost alternative to synthetic fibres that have been used for a long time in the development of composite materials. …”
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  18. 758

    Automated Scanning Techniques Using UR5 by Homar Lopez-Hawa, Alexander VanPelt, Suveen Emmanuel, Yimesker Yihun

    Published 2019-01-01
    “…This study seeks to advance technologies pertaining to integration of low-cost collaborative robots to perform scanning operations where moderate accuracy is needed. …”
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  19. 759
  20. 760

    A novel ambiguity resolution model of BeiDou navigation satellite system/inertial navigation system tightly coupled for kinematic-to-kinematic precise relative positioning by Ling Wu, Yongrong Sun, Xiyu Fu, Qinghua Zeng

    Published 2022-06-01
    “…However, the relative positioning performance is degraded greatly with low fixation rate of ambiguity with low-cost receivers. Especially, in the complex dynamic environment, ambiguity resolution effect is influenced by the satellite signal blocked, multipath outlier, and abnormal state prediction. …”
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