Showing 4,921 - 4,940 results of 5,531 for search '"metals"', query time: 0.07s Refine Results
  1. 4921

    Splenic Vein Embolization Using Coil Anchors and Prophylactic Occlusion of a Hepatofugal Collateral for Hepatic Encephalopathy due to Splenorenal Shunt: Technical Note and Literatu... by Masayoshi Inoue, Toshihiro Tanaka, Hiroyuki Nakagawa, Tetsuya Yoshioka, Kimihiko Kichikawa

    Published 2013-01-01
    “…Via a transileocolic approach, the splenic vein was completely embolized with 0.035-inch metallic coils using coil anchors while preserving the splenorenal shunt. …”
    Get full text
    Article
  2. 4922

    The effect of silver nitrate on the alkaline phosphatase activity, TNF and IL-10 gene expression; Experimental and computational studies by Nader jadid, Ali Asghar Moshtaghie, Hashem Nayeri, Masoud Foladgar, Maryam Ostadsharif

    Published 2025-02-01
    “…These parameters are critical for elucidating the biochemical and immunological responses associated with metal exposure. The research employed enzyme-linked immunosorbent assay (ELISA) techniques to quantify IL-10 and TNF-α levels using serum assay kits. …”
    Get full text
    Article
  3. 4923

    Design and Development of a Bespoke Rotary Friction Welding Machine in Exploration of Joining Dissimilar Materials for Nuclear Applications by Michail Dellepiane, Laurie Da Silva, Athanasios Toumpis

    Published 2025-01-01
    “…Results show a change in the hardness along the weld interface and evidence of metallic diffusion between the dissimilar materials, demonstrating the successful application of the small-scale experimental setup.…”
    Get full text
    Article
  4. 4924

    Additive Manufacturing Technologies: An Overview about 3D Printing Methods and Future Prospects by Mariano Jiménez, Luis Romero, Iris A. Domínguez, María del Mar Espinosa, Manuel Domínguez

    Published 2019-01-01
    “…Additive manufacturing has several alternatives ranging from simple RepRap machines to complex fused metal deposition systems. This paper will expand upon the structural design of the machines, their history, classification, the alternatives existing today, materials used and their characteristics, the technology limitations, and also the prospects that are opening up for different technologies both in the professional field of innovation and the academic field of research. …”
    Get full text
    Article
  5. 4925

    Regulating microstructure, mechanical properties and corrosion resistance of laser direct energy deposited Al0.5Mn0.5CoCrFeNi high-entropy alloy by annealing heat treatment by Zhaoyang Liu, Tiannan Mai, Jiawei Liu, Tao Zou

    Published 2025-12-01
    “…The corrosion resistance is significantly improved by 2-hour annealing, and then deteriorates due to the severe passive film destruction of the FCC matrix by gradually coarsened B2 nanoparticles and the stability and compactness reduction of passive films by the coarsening of σ phases and formation of high-valence metal cations. These results contribute to exploring and regulating novel high-performance HEAs by the LDED process and annealing heat treatment.…”
    Get full text
    Article
  6. 4926

    Anodized Ti6Al4V-ELI, electroplated with copper is bactericidal against Staphylococcus aureus and enhances macrophage phagocytosis by Paula Milena Giraldo-Osorno, Adam Benedict Turner, Sebastião Mollet Barros, Robin Büscher, Simone Guttau, Farah Asa’ad, Margarita Trobos, Anders Palmquist

    Published 2025-01-01
    “…This project characterized the microbiological and host cell responses to titanium alloy with or without electroplated metallic copper. Bacterial viability counting and scanning electron microscopy quantified and visualized the direct and indirect bactericidal effects of the Cu-electroplated titanium (Cu-Ep-Ti) against two different Staphylococcus aureus strains. …”
    Get full text
    Article
  7. 4927

    Antithrombotic Therapy in Patients with Acute Coronary Syndrome in the Intermountain Heart Collaborative Study by Stacey Knight, Winslow Klaskala, Scott C. Woller, Benjamin D. Horne, T. Jared Bunch, Viet T. Le, Roger M. Mills, Joseph B. Muhlestein

    Published 2015-01-01
    “…Placement of a stent increased the likelihood of DAP (bare metal: OR = 54.8, P<0.0001; drug eluting: OR = 59.4, P<0.0001). 923 had atrial fibrillation and 337 had a history of venous thromboembolism; these patients had increased use of AC (29% and 40%, resp.). …”
    Get full text
    Article
  8. 4928

    Delayed Development of Coronary Ostial Stenosis following Surgical Aortic Valve Replacement: A Case Report of Unusual Presentation by Doosup Shin, Kevin Huang, Igor Sunjic, Michael Berlowitz, Xavier Prida

    Published 2018-01-01
    “…Diagnostic coronary angiography revealed severe ostial stenosis (99%) of the right coronary artery. A bare-metal stent was successfully placed with an excellent angiographic result, and the patient was asymptomatic at 4 months of follow-up after the procedure. …”
    Get full text
    Article
  9. 4929

    In Vitro Characterization of Fluted Pumpkin Leaf Protein Hydrolysates and Ultrafiltration of Peptide Fractions: Antioxidant and Enzyme-Inhibitory Properties by Akinsola Albert Famuwagun, Adeola Monisola Alashi, Saka Olasunkanmi Gbadamosi, Kehinde Adekunbi Taiwo, Joseph Durodoluwa Oyedele, Odunayo Clement Adebooye, Rotimi Emmanuel Aluko

    Published 2020-12-01
    “…Among the fractions, the <1 and 1-3 kDa were the most effective free radical scavengers and metal chelators in addition to their strong inhibitory activities against α-amylase, α-glucosidase, and ACE. …”
    Get full text
    Article
  10. 4930

    RETRACTED: Pyrene-Phosphonate Conjugate: Aggregation-Induced Enhanced Emission, and Selective Fe<sup>3+</sup> Ions Sensing Properties by Sachin D. Padghan, Rajesh S. Bhosale, Sidhanath V. Bhosale, Frank Antolasic, Mohammad Al Kobaisi, Sheshanath V. Bhosale

    Published 2017-08-01
    “…The sensing properties of receptor <b>1</b> were investigated by UV-vis, fluorescence emission spectroscopy, and other optical methods. Among the tested metal ions, receptor <b>1</b> is capable of recognizing the Fe<sup>3+</sup> ion selectively. …”
    Get full text
    Article
  11. 4931

    Quasi one-dimensional organic conductors: from Fröhlich conductivity and Peierls insulating state to magnetically-mediated superconductivity, a retrospective by Jerome, Denis, Bourbonnais, Claude

    Published 2024-02-01
    “…Since the discovery of true metal-like conduction in molecular compounds more than 50 years ago, it appeared that the chemical composition and the quasi one-dimensional crystalline structure of these conductors were determining factors for their physical properties; materials with incommensurate conduction band filling favoring the low-dimensional electron-phonon diverging channel and the establishment of the Peierls superstructure and more rarely superconductivity at low temperature, while those with commensurate band filling favor either magnetic insulating or superconducting states depending on the intensity of the coupling between conductive chains. …”
    Get full text
    Article
  12. 4932

    Defect prediction and experimental study on investment casting of K4169 superalloy complex thin-walled parts by WANG Xiang, ZHANG Ying, SUI Dashan, CHEN Zhongfeng, DONG Anping, GUO Zhao, QI Fei, YI Chushan, GUI Daxing

    Published 2025-01-01
    “…The complex thin-walled casting is produced by investment casting with the same process parameters, and its shrinkage level, microstructure, and tensile mechanical properties are studied.The results show that when the pouring temperature is 1530 ℃ and the preheating temperature of the mold shell is 1000 ℃, the filling of the molten metal is stable. The solidification conforms to the principle of sequential solidification. …”
    Get full text
    Article
  13. 4933

    Plant growth-promoting bacteria and nanomaterials synergism to enhance Lolium perenne growth and phytoremediation in cadmium-contaminated soil by Asifa Farooqi, Ejaz ul Haq, Anders Johansen, Lea Ellegaard-Jensen, Mazhar Iqbal, Sohail Yousaf, Maximilian Lackner

    Published 2025-03-01
    “…The present work supports our understanding of the synergistic effects of nanomaterials, bacteria, and plants, thus boosting their role in restoring heavy metal-contaminated soils.…”
    Get full text
    Article
  14. 4934

    A high speed processor for elliptic curve cryptography over NIST prime field by Xianghong Hu, Xueming Li, Xin Zheng, Yuan Liu, Xiaoming Xiong

    Published 2022-07-01
    “…On a 55 nm complementary metal oxide semiconductor application specific integrated circuit platform, the processor costs 463k gates and requires 0.028 ms for one SM. …”
    Get full text
    Article
  15. 4935

    Additively-Manufactured, Magnetically Controlled, Frequency and Polarization Reconfigurable Phased Array Antenna by Ulan Myrzakhan, Farhan A. Ghaffar, Mohammad Vaseem, Atif Shamim

    Published 2025-01-01
    “…The array element of the proposed array antenna consists of a waveguide-based phase shifter, realized by printing metallic walls on a ferrite substrate, which is then monolithically integrated with a printed circular patch antenna. …”
    Get full text
    Article
  16. 4936

    Nanozyme based ultra-stretchable, low-hysteresis, and dual-mode antibacterial composite hydrogels for wound healing by Yanyan Li, Weiqi Kang, Jian Zhang, Ping Shi, Jianshu Li, Yongping Lu

    Published 2025-04-01
    “…Herein, an iron-based metal-organic framework loaded with gold (Fe-MIL-88NH2-Au) nanozyme based composite hydrogel (HMAux) with excellent mechanical compatibility and dual-mode antibacterial properties was designed for wound care. …”
    Get full text
    Article
  17. 4937

    Thiazolidinone Steroids Impregnated Polyurethane Foams as a Solid Phase Extractant for the Extraction and Preconcentration of Cadmium(II) from Industrial Wastewater by Mohammad S. Tawfiq Makki, R. Mohammady Abdel-Rahman, K. Ommar Alfooty, Mohammad S. El-Shahawi

    Published 2011-01-01
    “…The cyclic voltammetry of compound II showed two well defined irreversible redox couples and suggested its possible use as complexing agent in stripping voltammetric determination of trace concentrations of toxic metal ions in wastewater.…”
    Get full text
    Article
  18. 4938

    A Dual-Port Dual-Wideband Dual-Sense Circularly Polarized DRA With a Novel Feeding Mechanism by Li Zhang, Jian-Wei Liu, Bo Chen, Liang-Yong Yi, Dian Liu, Zi-Bin Weng, Yong-Chang Jiao

    Published 2025-01-01
    “…In the lower band, the DR is fed by two vertical metal probes, and the antenna can be fed by a novel feeding method in the upper band. …”
    Get full text
    Article
  19. 4939

    Advancements in Development of Chemical-Looping Combustion: A Review by He Fang, Li Haibin, Zhao Zengli

    Published 2009-01-01
    “…Extensive research has been performed on CLC in the last decade with respect to oxygen carrier development, reaction kinetics, reactor design, system efficiencies, and prototype testing. Transition metal oxides, such as Ni, Fe, Cu, and Mn oxides, were reported as reactive species in the oxygen carrier particles. …”
    Get full text
    Article
  20. 4940

    Silicon Powder-Based Wafers for Low-Cost Photovoltaics: Laser Treatments and Nanowire Etching by G. Jia, J. Plentz, A. Gawlik, A. S. Azar, G. Stokkan, M. Syvertsen, P. A. Carvalho, J. Dellith, A. Dellith, G. Andrä, A. Ulyashin

    Published 2018-01-01
    “…It is established that (i) Si powder-based wafers with thicknesses ~180 μm can be fully (from the front to back side) or partly (subsurface region) remelted by a diode laser and grain sizes in laser-treated regions can be increased; (ii) a high-quality top layer can be fabricated by crystallization of an additional a-Si layer deposited by e-beam evaporation on top of the pc-Si; and (iii) silicon nanowires can be formed by metal-assisted wet chemical etching (MAWCE) of polished Si powder-based wafers and as-cut wafers irradiated with medium laser power, while a surface texturing on the as-cut pc-Si wafers occur, and no nanowires can form in the region subject to a liquid phase crystallization (LPC) caused by high-power laser treatments.…”
    Get full text
    Article