The role of niobium component in heterogeneous catalysts

M Ziolek, I Sobczak - Catalysis Today, 2017 - Elsevier
This review article is devoted to the materials containing niobium and modified by the
addition of different metals or thio-and amino-organosilanes towards the creation of new …

Ag-based catalysts in heterogeneous selective oxidation of alcohols: a review

VV Torbina, AA Vodyankin, S Ten, GV Mamontov… - Catalysts, 2018 - mdpi.com
Alcohols (bioalcohols) is a class of chemicals that are used as a feedstock for the
manufacturing of a large number of valuable intermediates in industrially important …

Understanding the Promotional Effect of Mn2O3 on Micro-/Mesoporous Hybrid Silica Nanocubic-Supported Pt Catalysts for the Low-Temperature Destruction of …

C He, Z Jiang, M Ma, X Zhang, M Douthwaite… - ACS …, 2018 - ACS Publications
Pt0. 3Mn x/SiO2 nanocubic (nc) micro-/mesoporous composite catalysts with varied Mn
contents were synthesized and tested for the oxidation of methyl ethyl ketone (MEK). Results …

Efficient visible-light-driven depolymerization of oxidized lignin to aromatics catalyzed by an iridium complex immobilized on mesocellular silica foams

Z Hao, S Li, J Sun, S Li, F Zhang - Applied Catalysis B: Environmental, 2018 - Elsevier
Abstract A novel Ir (ppy) 2 (bpy) complex-containing mesoporous cellular silica foams (Ir
(ppy) 2 (bpy)-MCFs) was prepared by a facile thiol-ene click reaction between the …

Structure sensitivity of Cu supported on manganese oxide catalysts in levulinic acid hydrogenation

NJ Mazumdar, P Kumar… - Catalysis Science & …, 2024 - pubs.rsc.org
Different synthesis methods were used to prepare a series of size-controlled copper
nanoparticles supported on manganese oxide octahedral molecular sieve (OMS-2) …

Diverting the phase transition behaviour of adipic acid via mesoporous silica confinement

S Liu, G Ma, S **e, Y Jia, J Sun, Y **g - RSC Advances, 2016 - pubs.rsc.org
Manipulating the phase transition behaviour of phase change materials (PCMs) to a
favorable range is an urgent issue which poses a considerable challenge to their …

Stability of nanostructured silver-platinum alloys

J Wisniewska, H Guesmi, M Ziolek, F Tielens - Journal of Alloys and …, 2019 - Elsevier
Abstract The stability of Ag-Pt systems: 13-atoms icosahedral cluster model (Ag 13-n Pt n)
and 54-atoms (111) surface slab model (45Ag9Pt) have been systematically investigated by …

Formation of Pt–Ag alloy on different silicas–surface properties and catalytic activity in oxidation of methanol

J Wisniewska, M Ziolek - RSC Advances, 2017 - pubs.rsc.org
The idea of this work was to specify the conditions of alloying silver and platinum loaded on
different silicas, ie commercial amorphous silica, MCF and NbMCF mesoporous cellular …

Changes in bimetallic silver–platinum catalysts during activation and oxidation of methanol and propene

J Wisniewska, CM Yang, M Ziolek - Catalysis Today, 2019 - Elsevier
A series of bimetallic silver-platinum catalysts based on pure-silica mesostructured cellular
foam (MCF) with various Ag/Pt atomic ratios were prepared, tested in methanol oxidation …

Polymer-grafted mesocellular silica foams: Influence of reaction conditions on the mesostructure and polymer content

HI Meléndez-Ortiz, N Saucedo-Zuñiga… - Materials Chemistry and …, 2018 - Elsevier
Mesocellular silica foam (MCF) was synthesized and modified by grafting polyacrylamide
(PAAm) onto its surface. Grafting process was carried out by free radical polymerization …