نتایج جستجو برای: silver catalyst

تعداد نتایج: 89016  

Journal: :AIP Advances 2021

The glaze icing of a transmission line may cause serious damage to the security operation power grid. To prevent this, manual interventional aerosols incorporating organic compounds were synthesized. More importantly, they are combustion stable and exhibit excellent ice formation properties at different temperatures. As result, deicing performance these modified was enhanced significantly. orga...

Journal: :Angewandte Chemie 2021

An enantioselective sulfimidation of 3-thiosubstituted 2-quinolones and 2-pyridones was achieved with a stoichiometric nitrene source (PhI=NNs) silver-based catalyst system. Key to the success reaction is use chiral phenanthroline ligand hydrogen bonding site. The enantioselectivity does not depend on size two substituents at sulfur atom but only binding properties heterocyclic lactams. A total...

Journal: :Applied Surface Science 2021

Noble metal nanoparticles supported by covalent organic frameworks (COFs) exhibited excellent catalytic performances towards pollutants, while their applications are limited the recovery and reuse from mixture due to small size. Here, we solved this issue supporting framework-silver on sand used as a catalyst for reduction of pollutants. Both static flow-through experiments were carried out goo...

Journal: :Angewandte Chemie 2021

Reducing CO2 to long-chain carbon products is attractive considering such are typically more valuable than shorter ones. However, the best electrocatalyst for making from CO2, copper, lacks selectivity. By studying alternate C2+ producing catalysts we can increase our mechanistic understanding, which beneficial improving catalyst performance. Therefore, investigate CO reduction on silver, as de...

Journal: :Journal of physics 2023

Abstract The aim of the study is to find cheap catalysts for oxidation ethanol and release oxygen in alkaline alcohol fuel cells. catalytic activity gold-plated copper substrates coated with silver foam an membrane-free cell has been investigated. In this cell, phase interface between two highly immiscible liquids acts as a membrane. medium allows use non-platinum catalysts, which, together abs...

Journal: :Catalysts 2023

Owing of their accessibility and wide range reactivities, alkynes make for fascinating building blocks. Either a selective alkyne carbon-carbon triple bond reaction or activation the terminal C-H may be employed to functionalize them. Monocationic coinage metal complexes with d10 electronic configuration are effective catalysts activation. Silver(I) gold(I) N-heterocyclic (NHC) systems emerging...

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