Results 11 to 20 of about 191,232 (317)

Preparation and Characterization of Sugar Based Catalyst on Various Supports

open access: yesBulletin of Chemical Reaction Engineering & Catalysis, 2017
A novel structured carbon-based acid catalyst was prepared by depositing the carbon precursor onto glass, ceramic and aluminum supports via dip-coating method, followed by carbonization process for converting the d-glucose layer into black carbon char in
Jidon Adrian Janaun   +3 more
doaj   +2 more sources

Premade Nanoparticle Films for the Synthesis of Vertically Aligned Carbon Nanotubes

open access: yesC, 2021
Carbon nanotubes (CNTs) offer unique properties that have the potential to address multiple issues in industry and material sciences. Although many synthesis methods have been developed, it remains difficult to control CNT characteristics. Here, with the
Abdul Hoque   +3 more
doaj   +1 more source

Investigation of the Synergism Effect and Electrocatalytic Activities of Pt and Ru Nanoparticles Supported on the Carbon Aerogel-Carbon Nanotube (CA-CNT) for Methanol Oxidation Reaction (MOR) [PDF]

open access: yesJournal of Renewable Energy and Environment, 2020
Given that the catalyst and catalyst support properties have a key role to play in the electrochemical activity of fuel cells, in this research, the synergism effect of Pt and Ru nanoparticles reduced on catalyst support [synthesized Carbon Aerogel ...
Masoumeh Javaheri   +2 more
doaj   +1 more source

Experimental Study of the Effect of Catalyst Properties on Hydrodynamics and Mass Transfer in a Slurry Reactor

open access: yesDiyala Journal of Engineering Sciences, 2020
This work was devoted to study the influence of well-known catalyst carriers (activated utilized in catalytic reactions carbon and silica) on the hydrodynamic parameters and mass transfer rate in a slurry reactor.
Hiba M. Abdullah   +2 more
doaj   +1 more source

Potential of 3D Hierarchical Porous TiO2-Graphene Aerogel (TiO2-GA) as Electrocatalyst Support for Direct Methanol Fuel Cells

open access: yesNanomaterials, 2023
Fuel cells have already demonstrated their potential for green energy generation. However, the low reaction performance becomes an obstacle in terms of large-scale commercial manufacturing.
Siti Hasanah Osman   +3 more
doaj   +1 more source

Preliminary Evaluation of a Base-Extraction Gamma-Al2O3 Synthesis Route from Indonesian Kaolin [PDF]

open access: yesITB Journal of Engineering Science, 2011
Kaolin has been identified as a potential raw material for the production of g-Al2O3 for hydrotreating catalyst support. This work explores the technical feasibility of applying the potassium hydroxide (KOH) extraction synthesis route on kaolin from the ...
Tjokorde Walmiki Samadhi   +3 more
doaj   +1 more source

Microcrystalline Graphite Oxide as Durable Catalyst Support for PEM Fuel Cell

open access: yesInternational Journal of Electrochemical Science, 2012
Microcrystalline graphite oxides are prepared for developing highly durable Pt/C catalyst for fuel cells. Highly dispersed Pt nanoparticles with size about 3.5 nm are deposited on microcrystalline graphite oxide because of the highly functionalized ...
Tu Wenmao, Pan Qun, Li Yanyan, Wang Nan
doaj   +1 more source

Harvard Catalyst | The Clinical Translational Science Center IND/IDE Consult Service: Providing an IND/IDE Consult Service in a Decentralized Network of Academic Healthcare Centers

open access: yesClinical and Translational Science, 2014
The Food and Drug Administration (FDA) regulations require sponsors of clinical investigations involving an investigational drug or device to submit an Investigational New Drug (IND) or Investigational Device Exemption (IDE) application. Strict adherence
Min J. Kim   +3 more
doaj   +1 more source

The Effect of Drying Technique of Silica Support on Properties and Catalytic Activity of Multi-Metal Catalyst for Oxidative Coupling of Methane

open access: yesChemical Engineering Transactions, 2021
Oxidative coupling of methane (OCM) is an alternative reaction for the direct conversion of methane into high-value hydrocarbons. Silica is more favoured for using as a catalyst support of metal catalyst used in OCM reaction.
Nattawut Nintao   +4 more
doaj   +1 more source

Synthesis of Diatomite-Based Mesoporous Wool-Ball-Like Microspheres and Their Application for Toluene Total Oxidation Reaction

open access: yesNanomaterials, 2020
Diatomite (DE) has attracted considerable attention owing to its abundance, low cost, and potential for a wide variety of applications. This work reports the development of mesoporous wool-ball-like (WBL) microspheres from natural DE through a simple ...
Quoc-Chon Le   +7 more
doaj   +1 more source

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