نتایج جستجو برای: heterogeneous nanocatalyst

تعداد نتایج: 126495  

Ali Allahresani Heidar Raissi Mohammad Nasseri,

Nano-graphene oxide was synthesized by the oxidation of graphite powders. The structural nature of the nano-graphene oxide was characterized by a variety of techniques including XRD, TEM, FT-IR and UV/Vis. The functional groups on its basal planes and edges of nano-grahene oxide play important role in catalytic activity. The catalytic activity of nano-graphene oxide was investigated on Crossed-...

Journal: :Journal of vacuum science & technology 2022

The fabrication of iron and carbide nanoparticles (NPs) for catalytic reactions such as the growth carbon nanotubes (CNTs) compete with challenge covering a wide range substrates perfect control NP reactivity. We present in this work novel atomic layer deposition (ALD) process to grow Fe/Fe 3 C thin films over silica flat substrates. depositions were carried out exposing surface through various...

Journal: :Processes 2023

The ozonation reaction in a bubble column reactor (BCR) has been widely used the removal of phenol from wastewater, but efficiency this type is limited because low ozone solubility and reactivity system. In present study, degradation BCR was enhanced by using α-Al2O3 as packing material ZnO nanocatalyst. diameter height were 8 cm 180 cm, respectively. gas distributor designed to include 52 hole...

Journal: :Water Research 2021

Electroactive biofilms (EABs) can be integrated with conductive nanomaterials to boost extracellular electron transfer (EET) for achieving efficient waste treatment and energy conversion in bioelectrochemical systems. However, the situ nanomaterial-modified EABs of mixed-culture, their response under environmental stress are rarely revealed. Here, two nanocatalyst-decorated were established by ...

Journal: :Progress in Natural Science: Materials International 2014

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