Mostrando 2,381 - 2,400 Resultados de 99,129 Para Buscar '" metal"', tiempo de consulta: 0.46s Limitar resultados
  1. 2381
    “…Bioremediation is an effective way to remove heavy metals from pollutants. This study investigated the effects of Yarrowia lipolytica (Y. lipolytica) on the bioremediation of chromated copper arsenate (CCA)-treated wood wastes. …”
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  2. 2382
    “…Metal tolerance proteins (MTPs) as Me(2+)/H(+)(K(+)) antiporters participate in the transport of divalent cations, leading to heavy metal stress resistance and mineral utilization in plants. …”
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  3. 2383
    “…This paper proposes a metal artifact reduction method of using MV-CBCT images to correct metal artifacts in kV-CT images, especially for the complex metal artifacts caused by multi-metal interaction of patients with head and neck tumors. …”
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  4. 2384
    por Huang, Jianfeng, Yang, Liu, He, Sailing
    Publicado 2023
    “…A high-performance, low-voltage, transparent, metal-semiconductor-metal ultraviolet (UV) photodetector (PD) is proposed and experimentally demonstrated, based on gold (Au) asymmetric interdigitated (aIDT) electrodes with thicknesses well below 10 nm. …”
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  5. 2385
    por Burger, Joanna
    Publicado 2023
    “…Understanding variations in metal levels in biota geographically and under different environmental conditions is essential to determining risk to organisms themselves and to their predators. …”
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  6. 2386
    por Dixit, Kirtan P., Gregory, Don A.
    Publicado 2023
    “…Typically, Fabry–Perot resonators comprising metal and semiconductor thin films have been employed for spectrally selective light absorption. …”
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  7. 2387
    “…Considering the high risk of heavy metal ions (HMIs) transferring through the food chain and accumulating in milk, a flexible and facile point-of-care testing (POCT) platform is urgently needed for the accurate, sensitive, and highly selective on-site quantification of multiple HMIs in milk. …”
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  8. 2388
    “…In this work, polyamidoamine (PAMAM)-functionalized water-stable Al-based metal–organic frameworks (MIL-53(Al)-NH(2)) were proposed with enhanced fluorescence intensity, and used for the sensitive detection of heavy metal ions in aqueous solution. …”
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  9. 2389
    “…Compared with some synthetic methods, metal nitrenoid chemistry is notable in that chemists can draw from a diverse array of metals and catalysts , ranging from metal–ligand complexes, bearing a variety of ligand types, via bio-inspired metalloporphyrins, all the way through to, very recently, engineered enzymes themselves. …”
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  10. 2390
    “…Presently, the main cause of pollution of natural water resources is heavy metal ions. The removal of metal ions such as nickel (Ni(2+)) and cadmium (Cd(2+)) has been given considerable attention due to their health and environmental risks. …”
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  11. 2391
    “…The present work comprises the recombinant synthesis of four metallothioneins (MTs) in metal-unsupplemented cultures and the characterization of the recovered metal complexes by means of analytical and spectrometric techniques. …”
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  12. 2392
    “…The behavior of zinc-phosphate and glass-ionomer were studied under different crowns (metal–ceramic and metal crown) and loading conditions (mechanical force of 450 N acting vertically over the occlusal surface, thermal loads of 60° and 0°C). …”
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  13. 2393
    “…Both gradients covered a broad range of Zn and Cd concentrations in the humus layer (109–6151 and 1.48–71.4 mg kg(−1), respectively) and body metal concentrations increased with increasing soil metal concentrations. …”
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  14. 2394
    “…Four catalysts based on new amides of chiral 1,2-diamines and 2-sulfobenzoic acid have been developed. The alkali-metal salts of these betaine-like amides are able to form imines with enones, which are activated by Lewis acid interaction for nucleophilic attack by 4-hydroxycoumarin. …”
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  15. 2395
    “…Mutations of the coordinating residues decrease the impact of metal, suggesting that metal binding to this site is responsible for modulating the GTPase activity of the protein. …”
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  16. 2396
    “…BACKGROUND AND PURPOSE: Widely different metal ion concentrations in blood and serum have been reported with metal-on-metal (MoM) implants. …”
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  17. 2397
    “…Metal-on-metal (MoM) bearings have shown low-wear rates under standard hip simulator conditions; however, retrieval studies have shown large variations in wear rates and mechanisms. …”
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  18. 2398
    por Hashmi, Arqum, Hong, Jisang
    Publicado 2014
    “…Synthesis of a half metallic material on a substrate is highly desirable for diverse applications. …”
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  19. 2399
    “…BACKGROUND AND PURPOSE: In patients with metal-on-metal (MoM) hip prostheses, pain and joint effusions may be associated with elevated blood levels of cobalt and chromium ions. …”
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  20. 2400
    “…Phytochelatins protect cells against the toxic effects of non-essential heavy metals, such as cadmium, and hence growth is restricted in the presence of these metals in mutants in PCS-encoding genes. …”
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