نتایج جستجو برای: nanoalloy

تعداد نتایج: 154  

Journal: :Metals 2022

The work reports the synthesis and characterization of ternary nanoalloy catalysts silver, bismuth, rhenium from alkaline solutions containing L–cysteine as a complexing agent sodium borohydride reducing agent. UV–Vis spectra dynamic light scattering (DLS) analyses obtained colloids were performed. Additionally, high-resolution transmission electron microscope (HR–TEM) analysis assisted former ...

Journal: :npj computational materials 2022

Abstract The structural stability of nanoalloys is a challenging research subject due to the complexity size, shape, composition, and chemical ordering. genetic algorithm popular global optimization method that can efficiently search for ground-state nanoalloy structure. However, suffers from three significant limitations: efficiency accuracy energy evaluator algorithm’s efficiency. Here we des...

Journal: :ACS Catalysis 2021

While metal phosphides have begun to attract attention as electrocatalysts, they remain underutilized in the field of liquid-phase molecular transformations. Herein, we describe a supported cobalt phosphide nanoalloy (nano-Co2P) that functions highly efficient, reusable heterogeneous catalyst for selective hydrogenation furfural derivatives. The carbonyl moieties several derivatives were select...

Journal: :Catalysts 2023

In this paper, a bimetallic Metal-Organic Framework (MOF) CoNiBTC was employed as precursor for the fabrication of nanoalloys CoNi@C evenly disseminated in carbon shells. These functional nanomaterials are characterized by powdered X-ray diffraction (PXRD), Fourier Transform Infra-Red spectroscopy (FTIR), surface area porosity analyzer, photoelectron (XPS), Field emission scanning electron micr...

Journal: :Chemcatchem 2022

The steam reforming of ethanol (SRE) is a key process for the production H2 and other vital hydrocarbons. present work describes synthesis Platinum-Gallium (Pt−Ga) nanoalloys supported on mesostructured cellular foam (MCF-17) via ultrasound-assisted impregnation method. Ga was substituted with Pt in different wt.% i. e. Pt/MCF-17, Pt99.9Ga0.1/MCF-17, Pt99Ga1/MCF-17, Pt90Ga10/MCF-17 evaluated to...

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