Mostrando 741 - 760 Resultados de 24,065 Para Buscar '".pt"', tiempo de consulta: 0.26s Limitar resultados
  1. 741
    “…Intermetallic PtGa displays three-hold-Pt ensembles and single Pt atoms isolated by catalytically inert Ga at the surface, the former of which can be selectively blocked and disabled by Pb deposition. …”
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  2. 742
    “…Herein, chloroplatinic acid, cobalt chloride, and carbon nanotubes are used as platinum, cobalt precursors, and carriers, respectively, to prepare rich Pt dealloying PtCo nanoparticles (SD-PtCo/CNT) via co-liquid phase reduction and chemical dealloying methods. …”
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  3. 743
  4. 744
    “…We present a facile and scalable method for preparing nanostructured electrodes composed of Pt NPs on graphitized carbon nanofibers. Electrospinning directly addresses the issues related to large-scale production of Pt-based fuel cell electrocatalysts. …”
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  5. 745
    “…Here, using nanoparticle beam deposition, we explore the electrocatalytic performance of PtCu alloy clusters in the hydrogen evolution reaction (HER). …”
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  6. 746
  7. 747
    “…Here, we present a laser-induced deposition (LID) approach allowing for single-step surface decoration with NPs of controllable composition, morphology, and spatial distribution. The formation of Ag, Pt, and mixed Ag-Pt nanoparticles on a substrate surface was successfully demonstrated as a result of the LID process from commercially available precursors. …”
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  8. 748
  9. 749
  10. 750
    “…These materials can be successfully encoded with chiral information by co-electrodeposition from Pt and Ir salts in the simultaneous presence of a chiral compound and a lyotropic liquid crystal as asymmetric template and mesoporogen, respectively. …”
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  11. 751
    “…To obtain selective hydrogenation catalysts with low noble metal content, two carbon-supported Mo-Pt bimetallic catalysts have been synthesized from two different molybdenum precursors, i.e., Na(2)MoO(4) and (NH(4))(6)Mo(7)O(24). …”
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  12. 752
    “…This study demonstrates the capability of recording single units as well as evoked potentials in response to a wide range of electrochemically safe stimulation pulses through high-resolution microelectrodes coated with co-deposition of Pt-Ir. It also compares signal-to-noise ratio, single unit activity, and power efficiencies between Pt-Ir coated and uncoated microelectrodes. …”
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  13. 753
    “…CONCLUSIONS: The WHOQOL-BREF(PT) is a psychometrically sound instrument to assess the QOL of the considered population sample. …”
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  14. 754
    “…As a result, rhodaplatins displayed increased photocytotoxicity compared with a mixture of RhB and conventional Pt(iv) compound in cancer cells including Pt-resistant ones. …”
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  15. 755
    “…Our density functional theory calculations qualitatively support the peak assignment and show that anions generally bind more strongly to the Pd(ML)Pt(111) surface than to Pt(111).…”
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  16. 756
    “…Applicability of these principles is demonstrated by employing various ditopic ligands with different bend-angles for the synthesis of a range of Pt(2)L(4), Pt(3)L(6), Pt(4)L(8) and Pt(12)L(24) polyhedra with platinum cornerstones in excellent yields, thus paving the way for future applications of well-defined robust platinum nanospheres of different shapes and sizes with the general composition Pt(n)L(2n).…”
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  17. 757
    “…[Image: see text] We report accurate time-resolved measurements of NH(3) desorption from Pt(111) and Pt(332) and use these results to determine elementary rate constants for desorption from steps, from (111) terrace sites and for diffusion on (111) terraces. …”
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  18. 758
    “…This paper presents a simple and reliable routine for batch fabrication of wear-resistant and conductive probe with a PtSi tip. The fabrication process is based on inductively coupled plasma (ICP) etching, metal evaporation, and annealing. …”
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  19. 759
  20. 760
    “…In this paper, we investigated the interaction of nanosecond pulsed-periodic infrared (IR) laser radiation at a 50 and 500 Hz repetition rate with aerosol platinum (Pt) and silver (Ag) nanoparticles agglomerates obtained in a spark discharge. …”
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