Showing 5,741 - 5,760 results of 7,249 for search '"metals"', query time: 0.10s Refine Results
  1. 5741

    Aprovechamiento de escorias de fundición secundaria de plomo en ladrillos cerámicos by Jessica Santacruz Torres, Janneth Torres Agredo

    Published 2019-08-01
    “…Este trabajo tuvo como objetivo evaluar la viabilidad técnica de la incorporación de tal residuo en la fabricación de ladrillos cerámicos, así como probar la inmovilización de algunos metales pesados contenidos en la escoria en los productos preparados. …”
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  2. 5742

    Experimental Determination of the Focal Distance of Cumulative Pyrotechnic Device in Launch Vehicle Separation System by Yevhen Boliubash

    Published 2025-01-01
    “…The penetration efficiency of the cumulative jet into a metal plate varies depending on the distance to the obstacle, i.e., on the focal distance. …”
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  3. 5743

    Elaboration of the Al-Al3Ni Alloy Eutectic by a Carbothermal Process by Imane Bahaj, Mohammed Kaddami, Mohamed Essahli

    Published 2022-01-01
    “…Throughout this study, the metal Ni is elaborated by carbothermic reduction of nickel oxide resulting from nitrate salt decomposition at 900°C under a nitrogen atmosphere. …”
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  4. 5744

    Superior Antireflection Coating for a Silicon Cell with a Micronanohybrid Structure by Hsi-Chien Liu, Gou-Jen Wang

    Published 2014-01-01
    “…The object of this paper is to develop a high antireflection silicon solar cell. A novel two-stage metal-assisted etching (MAE) method is proposed for the fabrication of an antireflective layer of a micronanohybrid structure array. …”
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  5. 5745

    The Integral Field View of the Orion Nebula by Adal Mesa-Delgado

    Published 2014-01-01
    “…The analysis of these morphologies using IFS has given us new insights into the abundance discrepancy problem, a long-standing and unresolved issue that casts doubt on the reliability of current methods used for the determination of metallicities in the universe from the analysis of H II regions. …”
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  6. 5746

    Sonication-Assisted Synthesis of β-Mercuric Sulfide Nanoparticles by Xin Xu, Elizabeth R. Carraway

    Published 2012-12-01
    “…In principle, the method could be applied to synthesis of other metal chalcogenide nanoparticles.…”
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  7. 5747

    MECHANICAL ANALYSIS OF THE DRILL BIT IN THE DUAL CASING SIDETRACKING by KONG ChunYan, LIANG Zheng, ZHANG DeRong

    Published 2016-01-01
    “…Further reference the theory of metal cutting mechanics,researched cutting force and cutting torque of the drill bit in sidetracking the process,checked the sidetracking bit strength,provided technical advice to prevent the drill bit holded in and stuck fracture accident occurred in the dual casing sidetracking process. …”
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    Article
  8. 5748

    Characterization and Performance Evaluation of Dye Sensitized Solar Cell Using Nanostructured TiO2 Electrode by Sule Erten-Ela

    Published 2014-01-01
    “…Metal-free organic sensitizer consisting of donor, electron conducting, and anchoring anhydride groups was engineered at molecular level and synthesized. …”
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  9. 5749

    UNIFIED CORRELATION OF GEOMETRY CONSTRAINT WITH FRACTURE TOUGHNESS FOR THE INTERFACE CRACK IN BIMETALLIC JOINTS by YANG Jie, WANG GuoZhen, WANG YiHao

    Published 2017-01-01
    “…However,it is not clear that whether the unified correlation of in-plane and out-of-plane constraint with fracture resistance can be established by using the constraint parameter for the dissimilar metal welded joints( DMWJs) or the bimetallic joint with highly heterogeneous mechanical property( material constraint). …”
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  10. 5750
  11. 5751

    Development of Electric and Chemical Microthrusters by M. Tajmar, C. A. Scharlemann

    Published 2011-01-01
    “…The thrusters are highly integrated into clusters of indium liquid-metal-ion sources that can provide ultralow thrust noise and long-term stability. …”
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  12. 5752

    A novel method for the determination of trace sulfonylurea herbicides by introducing a hybrid stationary phase to common capillary by Jing-Hua Yang, Xiao-Mao Zhou, Yu-Ping Zhang, Jun Chen, Hai-Weng Ma

    Published 2017-05-01
    “…In this paper, a novel polymerized fiber doped with metal–organic frameworks (UIO-66(Zr)-NH 2 ) was developed in a capillary by microwave irradiation. …”
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  13. 5753

    Sorption of Lead Ions from Simulated Industrial Wastewater onto Jordanian Low-Grade Phosphate by Fahmi A. Abu Al-Rub

    Published 2004-03-01
    “…It was also found that increasing the concentration ratio of ligand to metal ion decreased the percentage removal of lead ions significantly. …”
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  14. 5754

    SAR Reduction Using Integration of PIFA and AMC Structure for Pentaband Mobile Terminals by Jae-Gon Lee, Jeong-Hae Lee

    Published 2017-01-01
    “…The AMC structure is implemented using a dielectric film with the printed arrays of the metal strips placed at the top and the bottom of the dielectric. …”
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  15. 5755

    A Pharmacological and Toxicological Profile of Silver as an Antimicrobial Agent in Medical Devices by Alan B. G. Lansdown

    Published 2010-01-01
    “…Silver is used widely in wound dressings and medical devices as a broad-spectrum antibiotic. Metallic silver and most inorganic silver compounds ionise in moisture, body fluids, and secretions to release biologically active Ag+. …”
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  16. 5756

    Weaving Lao Silk Into Indigo Nights by Melody Kemp

    Published 2010-12-01
    “…It picked up the smells of dust mixed with metallic and dung flavours. Miss Phaeng watched, holding her breath as the last sliver of red fell out of sight. …”
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  17. 5757

    Exploring the structure and properties of $$\alpha$$ -sheet based bilayer borophenes by Subrata Rakshit, Nevill Gonzalez Szwacki

    Published 2025-01-01
    “…The on-top AA-stacking has been obtained experimentally supported on a metallic substrate. The AB-stacking is the most stable among neutral freestanding structures, whereas the AA and $$\hbox {AB}'$$ stacking sequences are very close in energy, both for neutral and negatively charged cases. …”
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  18. 5758

    Separation of Mercury(II) from Aqueous Solution by Adsorption onto an Activated Carbon Prepared from by K. Kadirvelu, P. Kanmani, P. Senthilkumar, V. Subburam

    Published 2004-04-01
    “…The adsorption of mercury(II) from aqueous solutions onto an activated carbon derived from Eichhornia crassipes (AEC) was investigated under varying conditions of agitation time, metal ion concentration, adsorbent dose and pH to assess the kinetic and equilibrium parameters. …”
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  19. 5759

    Prehistoric copper tools from the territory of Serbia by Antonović D.

    Published 2009-01-01
    “…On the copper tools from the territory of Serbia could be followed the evolution of shapes starting from the specimens, which completely imitated stone tools and which appeared in the beginning of the Early Eneolithic to the completely developed Bronze Age shapes, which confirm that prehistoric metallurgist entirely understood and accepted the advantages offered by metalworking. The analyses of metal composition have been performed on around 50% of prehistoric copper tools. …”
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  20. 5760

    Removal of Nickel-63 Ions from Aqueous Solutions by Chitosan Flakes by M. Zamin, T. Shaheen, M. Ahmed

    Published 2004-12-01
    “…The experimental adsorption data obtained for aqueous solutions containing 63 Ni metal ions were found to correlate well with the Langmuir, Freundlich and Dubinin-Radushkevich (D-R) isotherm equations. …”
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