Showing 921 - 940 results of 1,594 for search '"copper"', query time: 0.08s Refine Results
  1. 921

    Low-temperature HS removal for solid oxide fuel cell application with metal oxide adsorbents by Christof Weinlaender, Raphael Neubauer, Christoph Hochenauer

    Published 2017-03-01
    “…Experimental runs in a fixed bed reactor were conducted to monitor H 2 S removal efficiency of a zinc oxide adsorbent, an adsorbent based on a mixture of manganese and copper oxide and a zeolite adsorbent. H 2 S removal efficiency was monitored under various operating conditions such as different temperatures, space velocities and inlet concentrations. …”
    Get full text
    Article
  2. 922

    Mechanical and wear properties of pre-alloyed molybdenum P/M steels with nickel addition by Yamanoglu R., Karakulak E., Zeren M.

    Published 2012-01-01
    “…The aim of this study is to understand the effect of nickel addition on mechanical and wear properties of molybdenum and copper alloyed P/M steel. Specimens with three different nickel contents were pressed under 400 MPa and sintered at 1120ºC for 30 minutes then rapidly cooled. …”
    Get full text
    Article
  3. 923

    Le dépôt bimétallique du vie s. av. J.-C. de Tavers (Loiret, région Centre) : présentation liminaire by Pierre-Yves Milcent, Christian Cribellier, Arthur Tramon

    Published 2015-12-01
    “…The deposit comprises 65 items, mainly made out of copper alloy and four of them made of iron; the association of these two materials is exceptional in this setting. …”
    Get full text
    Article
  4. 924

    Constitutive Equations of Yield Stress Sensitivity to Strain Rate of Metals: A Comparative Study by Ammar A. Al Salahi, Ramzi Othman

    Published 2016-01-01
    “…All equations are used to fit the yield stress of three copper materials and one steel material at two different temperatures. …”
    Get full text
    Article
  5. 925

    Synthesis, Characterization and Spectroscopic Studies of A Novel 2-[(E)-[(2,4-dichlorophenyl)imino]methyl]phenol Schiff Base and Its Metal Complexes by Eman Turky Shamkhy, Isam Hussain T. Al-Karkhi

    Published 2012-01-01
    “…Complexation reaction of this Schiff base with copper (II), cobalt (II) as nitrate salts and with Rhodium (III) as chloride salt to produce three coordinate metal complexes, with a Schiff base: Metal ion ratio of 2:1. …”
    Get full text
    Article
  6. 926

    Heavy Metal Ions Adsorption from Wastewater Using Activated Carbon from Orange Peel by Juan Carlos Moreno-Piraján, Liliana Giraldo

    Published 2012-01-01
    “…Adsorption capacities were determined: copper ions exhibit the greatest adsorption on activated carbon orange peel because of its size and pH conditions. …”
    Get full text
    Article
  7. 927

    Alteration, mineralization, geochemistry and fluid inclusion investigations in Joftrud prospect area, southwest of Birjand by Omid Shareipour, Azadeh Malekzadeh Shafaroudi, Maryam Javidi Moghaddam

    Published 2024-12-01
    “…Maximum of geochemical anomalies in veins are for copper 6000 ppm, lead 2934 ppm, zinc 6904 ppm, and Au 144 ppb. …”
    Get full text
    Article
  8. 928

    Bacterial profiling of mask waste from terrestrial and marine environment by A. Rakhmawati, B. Octavia, S. Marwati, D. Kristanti

    Published 2024-10-01
    “…The resistance to heavy metals (lead, copper, iron) and antibiotics (penicillin, chloramphenicol, tetracycline, erythromycin, ciprofloxacin, kanamycin) was also investigated.FINDINGS:  A grand total of 183 bacterial strains were obtained, comprising 80 isolates from landfills, 47 isolates from beaches, and 56 isolates from mangroves. …”
    Get full text
    Article
  9. 929

    Assessment of heavy metal contamination in surface sediments: Seasonal influence in the Majes-Camaná basin of the Arequipa region, Peru by María Claudia Cáceres Obada, María Eduarda Fernanda Zegarra Oliveira, Naysha Yamelit Meza Elguera, Stephanie Elena Sosa Pulcha, Abdel Alejandro Portocarrero Banda, Jhon Alfredo Quispe Ortiz, Verónica Salinas Murillo, Hugo Guillermo Jiménez Pacheco

    Published 2025-03-01
    “…For ISQGs values, arsenic exceeded the concentration at all points, PM-01, PM-05, and PM-07 exceeded in cadmium, and PM-06 only in copper. There was a predominance of Zinc due to anthropogenic activities in both seasons. …”
    Get full text
    Article
  10. 930

    Buffalo milk quality in southern Italy: trace elements & endocrine disruptors. A One Health analysis by Luigi Jacopo D’Auria

    Published 2023-11-01
    “…An important presence of strontium and copper was revealed in forages and drinking water. …”
    Get full text
    Article
  11. 931

    Size Effects on Thermal Properties of Thin Metal Films With Rough Surfaces by C. R. Tellier

    Published 1990-01-01
    “…A comparison with data on the thermoelectric power of thin copper, silver and tin films from previous experiments by various workers shows that a combined Soffer-Cottey model is convenient to analyze size effects in thermoelectric properties. …”
    Get full text
    Article
  12. 932

    Use of ProPlanta Software in the Development of Recommendations for the Production of Agricultural Products by Burkhonova M. M., Matyakubov B. Sh., Zakirova S. Kh., Nematov U. M., Diyorova M. X.

    Published 2025-01-01
    “…Designed for use in the agricultural sector of Uzbekistan, ProPlanta provides farmers with recommendations on the optimal use of key nutrients and fertilizers, including nitrogen, phosphorus, potassium, lime, magnesium, zinc (Zn), copper (Cu), and manganese (Mn). In addition, the software offers recommendations for the cultivation of environmentally beneficial plants, thereby promoting sustainable agricultural practices.…”
    Get full text
    Article
  13. 933

    Sublethal Heavy Metal Stress Stimulates Innate Immunity in Tomato by Nilanjan Chakraborty, Swarnendu Chandra, Krishnendu Acharya

    Published 2015-01-01
    “…Effect of sublethal heavy metal stress as plant biotic elicitor for triggering innate immunity in tomato plant was investigated. Copper in in vivo condition induced accumulation of defense enzymes like peroxidase (PO), polyphenol oxidase (PPO), phenylalanine ammonia-lyase (PAL), and β-1,3 glucanase along with higher accumulation of total phenol, antioxidative enzymes (catalase and ascorbate peroxidase), and total chlorophyll content. …”
    Get full text
    Article
  14. 934

    Carmen de fundatione, ruina et restauratione inclyti monasterii gemmeticensis by Pierre Bouet

    Published 2001-12-01
    “…The poem, in dactylic hexameters, describes the foundation of the abbey of Jumièges by Abbot Philibert, its destruction by the vikings, and its restoration by Duke William Longsword in 940.According to the XVIIIth-century manuscript the poem had been engraved on copper plates at the cloister’s entry. As the cloister had been rebuilt c. 1530 by Abbot Francois de Fontenay and decorated with frescoes illustrating the main occasions in the monastery’s history, it is likely that the poem was written at that time in order to faciliate the interpretation of the painings on the cloister walls. …”
    Get full text
    Article
  15. 935

    Prenatal Diagnosis of Isolated Lissencephaly by Ultrasonography and Magnetic Resonance Imaging: A Case Report by Mehmet Serdar Kütük, Mehmet Dolanbay, Mahmut Tuncay Özgün, Hülya Akgün, Ali Yıkılmaz

    Published 2014-04-01
    “…The woman had a history of prednisolone use in early pregnancy, and conceived with copper containing intra uterine device. Fetal magnetic resonance imaging and ultrasonography revealed hypoplastic cerebral parenchyma, and cortical agyria suggesting lissencephaly. …”
    Get full text
    Article
  16. 936

    Identification and Quality Assessment of Chrysanthemum Buds by CE Fingerprinting by Xiaoping Xing, Dan Li

    Published 2015-01-01
    “…The fingerprints of the chrysanthemum buds samples were obtained using capillary electrophoresis and electrochemical detection (CE-ED) employing copper and carbon working electrodes to capture all of the chemical information. 10 batches of chrysanthemum buds were collected from different regions and various factories to establish the baseline fingerprint. …”
    Get full text
    Article
  17. 937

    Performance Evaluation and Estimation of Energy Measures of Grid-Connected PV Module by R. Srimathi, J. Meenakshi, R. Vijayabhasker, Semagn Shifere Belay

    Published 2022-01-01
    “…In this paper, the effectiveness of two grid-connected photovoltaic (PV) techniques up of copper indium selenium (CIS) and monocrystalline silicon (m-Si) arrays has been examined. …”
    Get full text
    Article
  18. 938

    Highly Selective Synthesis of Chlorophenols under Microwave Irradiation by Yawen Xiong, Hongdong Duan, Xia Meng, Zhaoyun Ding, Weichun Feng

    Published 2016-01-01
    “…These reactions adopt copper(II) chloride (CuCl2) as the catalyst and hydrochloric acid as chlorine source instead of expensive and toxic ones. …”
    Get full text
    Article
  19. 939

    Profiling of Flavonoid Constituents in Sophora davidii Using UHPLC-Q-Exactive Orbitrap Mass Spectrometry and Evaluation of Antioxidant Activity by Shihan Qin, Xue Jiang, Shani Li, Qing Li, Jin Huang, Qingjiao He, Wei Cai

    Published 2024-01-01
    “…Then, the in vitro antioxidant activity and tyrosinase activity of S. davidii were investigated using the DPPH radical scavenging ability, hydroxyl radical scavenging, and copper-reducing ability method and by measuring the rate of tyrosinase-catalyzed L-dopa oxidation. …”
    Get full text
    Article
  20. 940