Functionalization of mesostructured inorganic–organic and porous inorganic materials

GL Athens, RM Shayib, BF Chmelka - Current Opinion in Colloid & Interface …, 2009 - Elsevier
The capability to functionalize the interior channels and/or high internal surface areas of
mesostructured inorganic–organic or porous inorganic solids with specific organic or …

Identification of key reaction intermediates during toluene combustion on a Pd/CeO2 catalyst using operando modulated DRIFT spectroscopy

A Aguirre, EL Fornero, A Villarreal, SE Collins - Catalysis Today, 2022 - Elsevier
Operando DRIFT spectroscopy is used to elucidate the role of key reaction intermediates
during toluene oxidation on a Pd/CeO 2 catalyst and bare CeO 2 support. Selective …

Controlled postgrafting of titanium chelates for improved synthesis of Ti-SBA-15 epoxidation catalysts

F Bérubé, B Nohair, F Kleitz, S Kaliaguine - Chemistry of Materials, 2010 - ACS Publications
A new synthesis procedure that is based on the grafting of titanium alkoxide species
chemically modified by acetylacetone (acac) on the surface of a P123/SBA-15 composite …

Transformation of a Pt–CeO2 Mechanical Mixture of Pulsed‐Laser‐Ablated Nanoparticles to a Highly Active Catalyst for Carbon Monoxide Oxidation

EM Slavinskaya, AI Stadnichenko… - …, 2018 - Wiley Online Library
The pulsed laser ablation (PLA) in alcohol and water media was employed to prepare Pt
and CeO2 PLA‐nanoparticles of different sizes and degrees of defectiveness. Interactions of …

Pt nanoparticles supported on highly dispersed TiO2 coated on SBA-15 as an efficient and recyclable catalyst for liquid-phase hydrogenation

X Li, W Zheng, H Pan, Y Yu, L Chen, P Wu - Journal of catalysis, 2013 - Elsevier
A series of TiO2@ SBA-15 composites with different TiO2 loadings have been synthesized
through hydrolysis of tetrabutyl orthotitanate via a facile sol–gel method in the presence of …

Coating SiO2 Support with TiO2 or ZrO2 and Effects on Structure and CO Oxidation Performance of Pt Catalysts

MY Kim, JS Choi, TJ Toops, ES Jeong, SW Han… - Catalysts, 2013 - mdpi.com
In this work, we studied how TiO2 and ZrO2 coatings enhance the CO oxidation
performance of SiO2-supported Pt catalysts under conditions relevant to automotive …

Effect of TiO2 on Pt-Ru-based anodes for methanol electroreforming

B Hasa, J Vakros, AD Katsaounis - Applied Catalysis B: Environmental, 2018 - Elsevier
This study examines the electrochemical reforming of methanol for hydrogen production
using novel DSA type anodes (modified with TiO 2) with low metal loadings. Mass …

Structural and Electronic Properties of Pt13 Nanoclusters on Amorphous Silica Supports

CS Ewing, MJ Hartmann, KR Martin… - The Journal of …, 2015 - ACS Publications
An accurate description of metal nanoparticle (NP)–support interactions is required for
designing and optimizing NP catalytic systems because NP–support interactions may …

Microwave synthesis, characterization and transesterification activities of Ti-MCM-41

S Wang, Y Shi, X Ma - Microporous and mesoporous materials, 2012 - Elsevier
A series of Ti-MCM-41 mesoporous materials with different titanium content (Si/Ti ratio
varying from 100 to 5) were prepared using a microwave irradiation method …

Modeling the interface of platinum and α-quartz (001): Implications for sintering

PN Plessow, RS Sánchez-Carrera, L Li… - The Journal of …, 2016 - ACS Publications
We present a first-principles study which aims to understand the metal–support interaction of
platinum nanoparticles on α-quartz (001) and, more generally, silica. The thermodynamic …