IR spectroscopy in catalysis

J Ryczkowski - Catalysis Today, 2001 - Elsevier
Infrared (IR) spectroscopy undoubtedly represents one of the most important tools in
catalysis research. In this review, recent catalytic applications of the most popular IR …

Acid catalysts in industrial hydrocarbon chemistry

G Busca - Chemical Reviews, 2007 - ACS Publications
The hydrocarbon era1 began at the end of the 19th century, as a result of the discovery of oil
fields in the United States and together with the development of internal combustion …

Identification and characterization of surface hydroxyl groups by infrared spectroscopy

K Hadjiivanov - Advances in Catalysis, 2014 - Elsevier
Surface hydroxyl groups are active centers in many catalytic reactions and can play an
important role during catalyst preparation. In this chapter, the application of infrared …

Effects of Solvent–Pore Interaction on Rates and Barriers for Vapor Phase Alkene Epoxidation with Gaseous H2O2 in Ti-BEA Catalysts

O Kwon, EZ Ayla, DS Potts, DW Flaherty - ACS Catalysis, 2023 - ACS Publications
Liquid-like fluids condense spontaneously within micropores of titanosilicates and
preferentially stabilize transition states for alkene epoxidations. Consequently, turnover rates …

Understanding solvent effects on adsorption and protonation in porous catalysts

NS Gould, S Li, HJ Cho, H Landfield… - Nature …, 2020 - nature.com
Solvent selection is a pressing challenge in developing efficient and selective liquid phase
catalytic processes, as predictive understanding of the solvent effect remains lacking. In this …

Effects of crystal size and Si/Al ratio on the surface properties of H-ZSM-5 zeolites

T Armaroli, LJ Simon, M Digne, T Montanari… - Applied Catalysis A …, 2006 - Elsevier
Highly crystalline H-ZSM-5 zeolite samples with crystal sizes from 0.5 to 5μm and Si/Al ratios
ranging from 20 to 70 have been prepared and characterized by IR spectroscopy, SEM and …

Desilication of ZSM-5 and ZSM-12 zeolites: Impact on textural, acidic and catalytic properties

B Gil, Ł Mokrzycki, B Sulikowski, Z Olejniczak, S Walas - Catalysis Today, 2010 - Elsevier
Two zeolites of different topology: ZSM-5 and ZSM-12 were subjected to desilication in the
NaOH solutions of increasing concentrations. Changes in the properties of modified zeolites …

Catalytic pyrolysis of enzymatic hydrolysis lignin by transition-metal modified HZSM-5/MCM-41 core–shell catalyst for the enhancement of monocyclic aromatic …

X Zheng, Z Zhong, B Zhang, H Du, W Wang, Q Li… - Journal of Analytical and …, 2023 - Elsevier
Enzymatic hydrolysis lignin (EHL) is produced in large quantities during the fermentation of
lignocellulosic biomass to produce ethanol, resulting in environmental pollution and …

Conversion of phenol intermediates into aromatic hydrocarbons over various zeolites during lignin pyrolysis

JY Kim, J Moon, JH Lee, X Jin, JW Choi - Fuel, 2020 - Elsevier
The goal of this study was to investigate conversion features of phenol intermediates
produced in lignin pyrolysis into aromatic hydrocarbons (AH) over zeolite catalysts. Ten …

A FTIR and TPD examination of the distributive properties of acid sites on ZSM-5 zeolite with pyridine as a probe molecule

F Jin, Y Li - Catalysis Today, 2009 - Elsevier
The amount, type, origin and strength distribution of acid sites on ZSM-5 zeolite were
analyzed with pyridine as a probe molecule, and with the aid of FTIR and interrupted …