Showing 1,001 - 1,020 results of 1,594 for search '"copper"', query time: 0.04s Refine Results
  1. 1001

    Analysis of Heat Transfer in Berman Flow of Nanofluids with Navier Slip, Viscous Dissipation, and Convective Cooling by O. D. Makinde, S. Khamis, M. S. Tshehla, O. Franks

    Published 2014-01-01
    “…Heat transfer characteristics of a Berman flow of water based nanofluids containing copper (Cu) and alumina (Al2O3) as nanoparticles in a porous channel with Navier slip, viscous dissipation, and convective cooling are investigated. …”
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    Article
  2. 1002

    Analysis of Dynamic Damage Fractal and Energy Consumption Characteristics of Dolomite Marble by Ting Zuo, Zehu Zhao, Jianguo Wang, Xianglong Li, Zihao Tao, Changhui Yang

    Published 2022-01-01
    “…To investigate the damage fractal and energy dissipation of dolomite marble under blasting load, Dahongshan Copper Mine was selected as the test object and one-dimensional SHPB impact tests with different strain rates were carried out. …”
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    Article
  3. 1003

    Investigation of inorganic nutrients and pollutants in private gardens in central Germany using citizen science by Christoph Koch, Maria Peter

    Published 2025-04-01
    “…High levels of lead and copper were found in one-third of the gardens, and in the case of zinc, in two-thirds of the samples. …”
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    Article
  4. 1004

    Short Circuit Fault Detection against High Thermal Background Using a Two-Level Scheme Based on DoG Filter by Xin Li, Yonggang Li, Hongqiu Zhu, Renchao Wu, Can Zhou

    Published 2021-01-01
    “…The two-level detection method in this paper is applied in a copper electrolysis plant and exhibits superiority in locating short circuits and avoiding miss detection.…”
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    Article
  5. 1005

    Microstructure and Texture Evolution of Aluminum in the Al-Nb/Ti/Ni Composite Fabricated by the ARB Process by Nan Ye, Xueping Ren

    Published 2020-01-01
    “…The rolling texture components were composed of Copper{112}<111>, Dillamore{4 4 11}<11 11 8>, S{123}<634>, and Brass{011}<211>, and the shear texture components were Rotated Cube {001}<110> and {111}//ND. …”
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    Article
  6. 1006

    Automatic Classification of Microseismic Signals Based on MFCC and GMM-HMM in Underground Mines by Pingan Peng, Zhengxiang He, Liguan Wang

    Published 2019-01-01
    “…The performance of this method is tested by its application to microseismic events selected from the Dongguashan Copper Mine (China). A dataset that contains a representative set of different microseismic events including rock mass rupture, blasting vibration, mechanical drilling, and electromagnetic noise is collected for training and testing. …”
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    Article
  7. 1007

    Characteristics of A6061/(Glass Fibre + AL2O3 + SiC + B4C) Reinforced Hybrid Composite Prepared through STIR Casting by Subramani Nanjan, Ganesh Murali Janakiram

    Published 2019-01-01
    “…Here, some experimental study is carried out on the composite layer through scanning electron microscopy and XRD test to show the influence of the reinforcement on A6061, and the percentage of gold-silver-copper (AuAgCu), aluminium-zinc (ZA), and palladium deuteride is increased in this composition and justified through the graphical representation of the XRD image. …”
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    Article
  8. 1008

    Numerical Analysis of Flow Field in Generator End-Winding Region by Wei Tong

    Published 2008-01-01
    “…One of the key challenges is to model cooling flows passing through armature bars, which are made up of bundles of strands of insulated copper wires and are bent oppositely to cross each other. …”
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    Article
  9. 1009

    A Low Cost Carbon Nanofiber Based Spiral Inductor: Inference and Implementation by John Wiselin, Sreeja Balakrishnapillai Suseela, Bycil Viswambaran Jalaja, Sherin Dhas Sahayadas Padma Ramani, Rajesh Prasad, Sheeba Devaraj, Suhaila Shahul, Sowmya Swaminathan

    Published 2014-01-01
    “…Hardware implementations were also tested and both simulation and hardware results show that carbon fibers have the potential to replace copper inductor lines. The implemented spiral inductor produced a quality factor of 40 while producing an inductance of 4 nH at 1.2 GHz frequency.…”
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    Article
  10. 1010

    SYNTHESIZING PD (II), RU (II) BENZONITRILE-PHENOTHIAZINE DERIVATIVE COMPLEXES AND INVESTIGATING THEIR ANTIBACTERIAL ACTIVITY AND REMOVAL OF SOME HEAVY METALS IN ENVIRONMENTAL SYSTE... by G. Sh. Al-Obaidy, H. Kh. Kh. Al-Dulymi, M. A. Abed

    Published 2024-12-01
    “…Among the heavy elements studied were zinc, lead, and copper. The findings suggest that the prepared complexes may be used to lower concentrations of these elements in water and mitigate their impact on the environment.…”
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    Article
  11. 1011

    Thermal radiation effect on MHD stagnation point flow with partial slip by Praveen Kumar Dadheech, Navin Kumar, Priyanka Agrawal, Qasem Al-Mdallal

    Published 2025-01-01
    “…The current work has numerous practical applications in polymer technology, the manufacturing of glass fibers, and metallurgical processes such as annealing and tinning copper wires, as well as chilling continuous strips or filaments by pulling through quiescent fluids.…”
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    Article
  12. 1012

    The Arctic zone of the Republic of Karelia: Search for ways of Development by Valery P. Zhuravel

    Published 2024-06-01
    “…Particular attention is paid to the analysis of the state and modernisation of the White Sea – Baltic Canal, the development of the building materials industry based on construction stone deposits, as well as the creation and development of mineral and raw materials centres of the East Karelian copper-gold-molybdenum ore zone. The activities on the formation of a cluster of deep wood processing enterprises, the development of the fisheries cluster, cultural, historical and ecological tourism and the development of international cooperation are analysed. …”
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    Article
  13. 1013

    Biometallic ions and derivatives: a new direction for cancer immunotherapy by Lin Zhao, Yajun Gui, Jing Cai, Xiangying Deng

    Published 2025-01-01
    “…Biometallic ions (e.g. zinc, copper, magnesium, manganese, etc.) can assist in enhancing the efficacy of immunotherapy through the activation of immune cells, enhancement of tumor antigen presentation, and improvement of the tumor microenvironment. …”
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    Article
  14. 1014

    Microstructural characterisation related to hot tearing of Al-Cu sand mould castings by Mattia Merlin

    Published 2010-10-01
    “…The hot tear paths and surfaces were observed by means of optical and scanning electron microscopes, which showed that the fracture surfaces were dominated by bridged grain boundaries and the presence of a liquid film, in particular at higher copper concentrations. Several samples were also drawn from the zones characterised by the maximum cross-section variation and the micrographs from the optical microscope were statistically analysed by means of commercially available image analysis software. …”
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    Article
  15. 1015

    Examination of the Effectiveness of Physical and Chemical Activation of Natural Bentonite for the Removal of Heavy Metal Ions from Aqueous Solutions by Fawzi Banat, Sameer Al-Asheh, Leena Abu-Aitah

    Published 2002-03-01
    “…The ability of physically and chemically activated bentonite to adsorb copper and nickel ions from aqueous solutions was examined under various experimental conditions. …”
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    Article
  16. 1016

    A Novel 5G LTE Antenna Design for Portable Devices by Wei-Chiang Jhang, Jwo-Shiun Sun

    Published 2020-01-01
    “…The antenna occupies only 65 × 13 × 0.4 mm3, and the antenna is combined with a 200 × 260 mm2 copper plate to simulated system ground plane. In the low band, a direct-fed right-side arm and a coupled-fed arm implemented can excite a 1/4 λ fundamental resonant mode at 0.85 and 0.76 GHz to cover 0.698–0.96 GHz and upper 3/4 λ and 5/4 λ resonant modes are controlled by L-shaped element at 2.34, 2.69, 3.4, and 4.0 GHz to cover 1.71–2.69 GHz and 3.2–4.2 GHz. …”
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    Article
  17. 1017

    Determination and Analysis of Trace Elements in Five Kinds of Traditional Chinese Medicine in High Blood Pressure Medicinal Food by ICP-AES by Li Yang, Qinghua Yan, Huixuan Zhang, Jianwei Zhang

    Published 2020-01-01
    “…The content of cobalt, manganese, zinc, copper, and nickel in the high blood pressure diet foods is higher, the RSD is between 0.005% and 4.82%, and the recovery rate ranges from 93.40% to 106.5%. …”
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  18. 1018

    RESEARCH ON THE IMPACT OF FRICTION COEFFICIENT TO SCALE IN COLD ROLL-BEATING FORMING by FENG JingMin, LI Yan, YANG MingShun, LIANG XiaoMing

    Published 2017-01-01
    “…The finite element model of cold roll-beating forming was established by the finite element analysis software ABAQUS and the red copper was selected as sheet material. Under the up-beating condition and down-beating condition,the effects of friction coefficient to scaly height and scaly interval were studied. …”
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    Article
  19. 1019

    Process Optimization for Madhuca indica Seed Kernel Oil Extraction and Evaluation of its Potential for Biodiesel Production by S. Sudalai, S. Prabakaran, M. G. Devanesan and A. Arumugam

    Published 2024-12-01
    “…The extracted oil’s physicochemical properties and fatty acid composition were tested. Also, using copper-coated dolomite as a catalyst, the extracted oil was transformed into biodiesel via transesterification. …”
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    Article
  20. 1020

    Does Indian Commodity Futures Markets Exhibit Price Discovery? An Empirical Analysis by Upananda Pani, Ştefan Cristian Gherghina, Mário Nuno Mata, Joaquim António Ferrão, Pedro Neves Mata

    Published 2022-01-01
    “…The spot market leads the futures market in price discovery for copper and zinc. However, the futures market leads the spot market in price discovery for silver, aluminum, and lead. …”
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    Article