Showing 1,641 - 1,660 results of 7,249 for search '"metals"', query time: 0.11s Refine Results
  1. 1641
  2. 1642

    Spatial variation of heavy metals and pathogenic bacteria in coastal waters of Davao City and IGACOS: Assessing sources, environmental impact, and health risks by Aya-ay Adorico M., Badong Venchie C., Badang Maria Cleofe N., Fernandez Valerie L., Duarte Rachel C., Anonuevo Loreniel E., Baslot Maria Theresa C.

    Published 2025-01-01
    “…The study investigates heavy metals and pathogenic bacteria in coastal sites in Davao City and the Island Garden City of Samal, Philippines, focusing on sources, environmental impacts, and health risks. …”
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    Article
  3. 1643

    The Synthesis of π,n-Complexes of 1-Thio-1,3-dienes with Chromium Group Metals. The Inner-Sphere Hydrophosphorylation of α-Enethiones by Kuramshin A.I., Kolpakova E.V., Kuramshina E.A., Cherkasov R.A., Galkin V.I.

    Published 2015-06-01
    “…New 1-thio-1,3-diene complexes of chromium(0), molybdenum(0), and tungsten(0) with the biden-tate bonding of unsaturated ligand to the metal’s core via the π-system of the C=C bond and sulfur lone electron pair of heterodiene are obtained. …”
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  4. 1644
  5. 1645

    3D Online Submicron Scale Observation of Mixed Metal Powder's Microstructure Evolution in High Temperature and Microwave Compound Fields by Dan Kang, Feng Xu, Xiao-fang Hu, Bo Dong, Yu Xiao, Ti-qiao Xiao

    Published 2014-01-01
    “…In order to study the influence on the mechanical properties caused by microstructure evolution of metal powder in extreme environment, 3D real-time observation of the microstructure evolution of Al-Ti mixed powder in high temperature and microwave compound fields was realized by using synchrotron radiation computerized topography (SR-CT) technique; the spatial resolution was enhanced to 0.37 μm/pixel through the designed equipment and the introduction of excellent reconstruction method for the first time. …”
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  6. 1646

    A Wideband Circularly Polarized Dielectric Resonator Antenna Using Inverse f-Shaped Slot Excitation with Parasitic Metal Structure by Zizu Chen, Guoliang Yu, Di Wu, Mingmin Zhu, Yang Qiu, Hao-Miao Zhou

    Published 2022-01-01
    “…The antenna consists of a substrate, a cylindrical dielectric resonator, and four curved parasitic metal blocks that are rotated and placed around the dielectric resonator. …”
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  7. 1647
  8. 1648
  9. 1649
  10. 1650

    The New Nitinol Conformable Self-Expandable Metal Stents for Malignant Colonic Obstruction: A Pilot Experience as Bridge to Surgery Treatment by Roberto Di Mitri, Filippo Mocciaro

    Published 2014-01-01
    “…Introduction. Self-expandable metal stents (SEMS) are a nonsurgical option for treatment of malignant colorectal obstruction also as a bridge to surgery approach. …”
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  11. 1651
  12. 1652

    Fabrication of Hybrid Materials Based on Waste Polyethylene/Porous Activated Metakaolinite Nanocomposite as an Efficient Membrane for Heavy Metal Desalination Processes by Mahmoud F. Mubarak, Mohamed A. Zayed, Ayman Nafady, Abeer E. L. Shahawy

    Published 2021-01-01
    “…It has been devoted to improving water desalination processes, where efficient removal of trace level (~250 ppm) of toxic heavy metals such as Cd(II), Pb(II), and Cu(II) ions from synthetic wastewater solutions was highly accomplished. …”
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  13. 1653

    Divisive Refinement of Metal Fiber at the PM0.1 Classification Stage for PM0.5–0.1 Sampling with Nanosampler by Yuta Kurotsuchi, Kazuhiko Sekiguchi, Yohei Hayakawa

    Published 2023-03-01
    “…Abstract Multi-component analysis of PM0.5–0.1 collected by Nanosampler II metal (Steel Use Stainless: SUS) wool fiber at the PM0.1 classification stage is challenging owing to difficulties in SUS wool fiber separation after collection. …”
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  14. 1654

    Revisiting Dipole-Induced Fluorinated-Anion Decomposition Reaction for Promoting a LiF-Rich Interphase in Lithium-Metal Batteries by Liu Wang, Jiahui Guo, Qi Qi, Xiaotong Li, Yuanmeng Ge, Haoyi Li, Yunfeng Chao, Jiang Du, Xinwei Cui

    Published 2025-01-01
    “…Highlights Single-layer graphdiyne on MXene (sGDY@MXene) heterostructure was fabricated and integrated into polypropylene separators, directing a LiF-rich solid electrolyte interphase and long-term stability of lithium-metal anode. Instead of direct electron transfer from surface polar groups to fluorinated anions, the adsorbed Li ions on sGDY@MXene act as dynamic bridges collaboratively connecting the electron-donating heterostructure to the anion and its derivatives, facilitating interface charge transfer. …”
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  15. 1655

    Sorption of Metal Ions on a Mixed Oxide [0.5 M SiO:0.5 M Fe(OH)] by S. Mustafa, B. Dilara, A. Naeem, N. Rahana, P. Shahida

    Published 2002-04-01
    “…The phenomenon of enthalpy/entropy compensation showed that the adsorption of metal ions by the mixed oxide occurred typically through a cation-exchange mechanism.…”
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  16. 1656

    Metal-Free Counter Electrode for Efficient Dye-Sensitized Solar Cells through High Surface Area and Large Porous Carbon by Pavuluri Srinivasu, Surya Prakash Singh, Ashraful Islam, Liyuan Han

    Published 2011-01-01
    “…Highly efficient, large mesoporous carbon is fabricated as a metal-free counter electrode for dye-sensitized solar cells. …”
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  17. 1657

    The Impacts of the Infectious Disease Epidemic on the Permanent Volatility of Precious Metal and Crude Oil Futures Markets: A Long-Term Perspective by Yue Shang, Xiaodan Chen, Yifeng Zhang, Yu Wei

    Published 2021-01-01
    “…In addition, these specific impacts on crude oil futures are greater than those on precious metal futures. Finally, we find that the infectious disease epidemic has larger impacts on gold (WTI oil) futures than those on silver (Brent oil) futures. …”
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  18. 1658
  19. 1659

    Do Self-Expanding Metal Stents as a Bridge to Surgery Benefit All Patients with Obstructive Left-Side Colorectal Cancers? by Jun-rong Zhang, Ping Hou, Tian-ran Liao, Yong Wei, Xian-qiang Chen, Bing-qiang Lin

    Published 2019-01-01
    “…Background. Self-expanding metal stents (SEMS) have been increasingly used in patients with obstructive left-sided colorectal cancer (OLCC); however, stent-specific complications (e.g., perforations) might worsen the long-term survival outcome. …”
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  20. 1660

    Enhancing tribological and corrosion characteristics of AA2099/GNP metal matrix nanocomposites through parametric optimization using Taguchi Technique by Ch Polayya, C S P Rao, Veeresh Kumar G B

    Published 2025-01-01
    “…The synergy between AA2099 alloys and Graphene Nanoparticles (GNP) harnesses the potential of ultrasonic-assisted stir casting to create metal matrix composites (MMCs). The GNP content is systematically varied (0%, 0.1%, 0.2%, and 0.3%) within the AA2099 alloy matrix. …”
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