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 …

Enhanced Fenton-like degradation of pharmaceuticals over framework copper species in copper-doped mesoporous silica microspheres

L Lyu, L Zhang, C Hu - Chemical Engineering Journal, 2015 - Elsevier
Copper-doped mesoporous silica microspheres (Cu-MSMs) with the coexistence of Cu (I)
and Cu (II) were prepared using a hydrothermal process and characterized by several …

Bis (μ-oxo) dicopper in Cu-ZSM-5 and its role in the decomposition of NO: a combined in situ XAFS, UV− Vis− Near-IR, and kinetic study

MH Groothaert, JA van Bokhoven… - Journal of the …, 2003 - ACS Publications
In situ XAFS combined with UV− vis− near-IR spectroscopy are used to identify the active
site in copper-loaded ZSM-5 responsible for the catalytic decomposition of NO. Cu− ZSM-5 …

Zeolite structure effects on Cu active center, SCR performance and stability of Cu-zeolite catalysts

H Wang, R Xu, Y **, R Zhang - Catalysis Today, 2019 - Elsevier
In this study, comparative studies over nine NH 3-SCR Cu-zeolites with different topologies
were conducted. A clear trend was observed that the NH 3-SCR performance was gradually …

Cu-impregnated zeolite Y as highly active and stable heterogeneous Fenton-like catalyst for degradation of Congo red dye

L Singh, P Rekha, S Chand - Separation and Purification Technology, 2016 - Elsevier
Several Cu/zeolite Y catalysts were prepared by wet impregnation method and tested for the
decolorization, degradation and mineralization of recalcitrant diazo dye (Congo red) in …

Production of hydrogen from oxidative steam reforming of methanol: I. Preparation and characterization of Cu/ZnO/Al2O3 catalysts from a hydrotalcite-like LDH …

M Turco, G Bagnasco, U Costantino, F Marmottini… - Journal of catalysis, 2004 - Elsevier
Catalysts for oxidative methanol reforming were prepared by thermal and H2-reduction
treatments of a precursor consisting mainly of a hydrotalcite-like Cu–Zn–Al …

Nature of Cu Species in Cu–SAPO-18 Catalyst for NH3–SCR: Combination of Experiments and DFT Calculations

Y Li, J Deng, W Song, J Liu, Z Zhao… - The Journal of …, 2016 - ACS Publications
A series of Cu–SAPO-18 catalysts with various Cu loadings were prepared and their
catalytic activities were tested for the selective catalytic reduction of NO with NH3. The …

Direct synthesis of acetic acid by simultaneous co-activation of methane and CO2 over Cu-exchanged ZSM-5 catalysts

AM Rabie, MA Betiha, SE Park - Applied Catalysis B: Environmental, 2017 - Elsevier
The ultimate goal of this study is the development of a new strategy to exploit methane and
carbon dioxide resources more efficiently and cleanly. Due to the high stabilities of both …

Cu-ZSM-5 zeolites for the formation of methanol from methane and oxygen: Probing the active sites and spectator species

NV Beznis, BM Weckhuysen, JH Bitter - Catalysis letters, 2010 - Springer
A series of Cu-ZSM-5 zeolites was prepared by varying nature of the charge compensating
cation, copper precursor, copper loading, and pH. The materials were tested for the …

Highly Effective H2/D2 Separation within the Stable Cu(I)Cu(II)-BTC: The Effect of Cu(I) Structure on Quantum Sieving

X Hu, F Ding, R **ong, Y An, X Feng… - … Applied Materials & …, 2023 - ACS Publications
Realizing ideal deuterium separation from isotopic mixtures remains a daunting challenge
because of their almost identical sizes, shapes, and physicochemical properties. Using the …