Inés Lezcano‐González
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View article: Understanding the Chemical and Electronic Properties of Sub‐Monolayer TiO <sub>2</sub> on High Surface Area Silica for Jet Fuel Synthesis Applications
Understanding the Chemical and Electronic Properties of Sub‐Monolayer TiO <sub>2</sub> on High Surface Area Silica for Jet Fuel Synthesis Applications Open
2.5% of global carbon emissions result from air travel, underscoring the need for sustainable aviation fuels (SAF) derived from second‐generation lignocellulosic biomass to enhance the green credentials of the aviation sector. This study d…
View article: Methanol-to-Olefins Studied by UV Raman Spectroscopy as Compared to Visible Wavelength: Capitalization on Resonance Enhancement
Methanol-to-Olefins Studied by UV Raman Spectroscopy as Compared to Visible Wavelength: Capitalization on Resonance Enhancement Open
Resonance Raman spectroscopy can provide insights into complex reaction mechanisms by selectively enhancing the signals of specific molecular species. In this work, we demonstrate that, by changing the excitation wavelength, Raman bands of…
View article: Evolution of Mo species and ZSM-5 microstructure with temperature and its impact on methane dehydroaromatisation activity
Evolution of Mo species and ZSM-5 microstructure with temperature and its impact on methane dehydroaromatisation activity Open
Wavelet analysis on Mo K-edge data from Mo-ZSM-5 reveals the presence of mononuclear sites after activation and subsequent zeolite collapse.
View article: A Critical Assessment on Calculating Vibrational Spectra in Nanostructured Materials
A Critical Assessment on Calculating Vibrational Spectra in Nanostructured Materials Open
Vibrational spectroscopy is an omnipresent spectroscopic technique to characterize functional nanostructured materials such as zeolites, metal-organic frameworks (MOFs), and metal-halide perovskites (MHPs). The resulting experimental spect…
View article: Resolving the Effect of Oxygen Vacancies on Co Nanostructures Using Soft XAS/X-PEEM
Resolving the Effect of Oxygen Vacancies on Co Nanostructures Using Soft XAS/X-PEEM Open
Improving both the extent of metallic Co nanoparticle (Co NP) formation and their stability is necessary to ensure good catalytic performance, particularly for Fischer-Tropsch synthesis (FTS). Here, we observe how the presence of surface o…
View article: Structure‐Activity Relationships in Highly Active Platinum‐Tin MFI‐type Zeolite Catalysts for Propane Dehydrogenation
Structure‐Activity Relationships in Highly Active Platinum‐Tin MFI‐type Zeolite Catalysts for Propane Dehydrogenation Open
Pt/Sn‐containing MFI zeolites prepared by one‐pot hydrothermal methods are highly active and selective catalysts for propane dehydrogenation. An alternative preparation method is reported alongside an in‐depth characterization of Pt and Sn…
View article: A Multimodal Label-Free Imaging Study of Zeolite Crystals
A Multimodal Label-Free Imaging Study of Zeolite Crystals Open
Zeolites are complex materials that are widely employed in industry as heterogenous catalysts. Their unique open framework structures allow them to not only act as size-selective sieves, but to play host to an adsorbed phase of organic gue…
View article: Multimodal Imaging of Autofluorescent Sites Reveals Varied Chemical Speciation in SSZ‐13 Crystals
Multimodal Imaging of Autofluorescent Sites Reveals Varied Chemical Speciation in SSZ‐13 Crystals Open
A multimodal imaging study of chabazite is used to show the distribution of and discriminate between different emissive deposits arising as a result of the detemplation process. Confocal imaging, 3D fluorescence lifetime imaging, 3D multis…
View article: Multimodal Imaging of Autofluorescent Sites Reveals Varied Chemical Speciation in SSZ‐13 Crystals
Multimodal Imaging of Autofluorescent Sites Reveals Varied Chemical Speciation in SSZ‐13 Crystals Open
A multimodal imaging study of chabazite is used to show the distribution of and discriminate between different emissive deposits arising as a result of the detemplation process. Confocal imaging, 3D fluorescence lifetime imaging, 3D multis…
View article: Understanding the Deactivation Phenomena of Small-Pore Mo/H-SSZ-13 during Methane Dehydroaromatisation
Understanding the Deactivation Phenomena of Small-Pore Mo/H-SSZ-13 during Methane Dehydroaromatisation Open
Small pore zeolites have shown great potential in a number of catalytic reactions. While Mo-containing medium pore zeolites have been widely studied for methane dehydroaromatisation (MDA), the use of small pore supports has drawn limited a…
View article: Detection of key transient Cu intermediates in SSZ-13 during NH<sub>3</sub>-SCR deNO<sub>x</sub> by modulation excitation IR spectroscopy
Detection of key transient Cu intermediates in SSZ-13 during NH<sub>3</sub>-SCR deNO<sub>x</sub> by modulation excitation IR spectroscopy Open
Protagonists in the standard SCR reaction have been caught in the act by modulation excitation IR & XAFS spectroscopy.
View article: Implications of the Molybdenum Coordination Environment in MFI Zeolites on Methane Dehydroaromatisation Performance
Implications of the Molybdenum Coordination Environment in MFI Zeolites on Methane Dehydroaromatisation Performance Open
The structure and activity of Mo/Silicalite‐1 (MFI, Si/Al=∞) were compared to Mo/H‐ZSM‐5 (MFI, Si/Al=15), a widely studied catalyst for methane dehydroaromatisation (MDA). The anchoring mode of Mo was evaluated by in situ X‐ray absorption …
View article: Correction: Correlation between Cu ion migration behaviour and deNO<sub>x</sub> activity in Cu-SSZ-13 for the standard NH<sub>3</sub>-SCR reaction
Correction: Correlation between Cu ion migration behaviour and deNO<sub>x</sub> activity in Cu-SSZ-13 for the standard NH<sub>3</sub>-SCR reaction Open
Correction for ‘Correlation between Cu ion migration behaviour and deNOx activity in Cu-SSZ-13 for the standard NH3-SCR reaction’ by A. M. Beale et al., Chem. Commun., 2016, 52, 6170–6173.
View article: Operando HERFD-XANES/XES studies reveal differences in the activity of Fe-species in MFI and CHA structures for the standard selective catalytic reduction of NO with NH3
Operando HERFD-XANES/XES studies reveal differences in the activity of Fe-species in MFI and CHA structures for the standard selective catalytic reduction of NO with NH3 Open
Fe-containing zeolites were studied as catalysts for the standard NH3-SCR reaction with the primary aim of gaining insight into the structure-function relationship of these materials. Catalysts with different Fe nuclearity (i.e. isolated s…
View article: Determination of Molybdenum Species Evolution during Non‐Oxidative Dehydroaromatization of Methane and its Implications for Catalytic Performance
Determination of Molybdenum Species Evolution during Non‐Oxidative Dehydroaromatization of Methane and its Implications for Catalytic Performance Open
Mo/H‐ZSM‐5 has been studied using a combination of operando X‐ray absorption spectroscopy and High Resolution Powder Diffraction in order to study the evolution of Mo species and their location within the zeolite pores. The results indicat…
View article: Effect of Particle Size and Support Type on Pd Catalysts for 1,3-Butadiene Hydrogenation
Effect of Particle Size and Support Type on Pd Catalysts for 1,3-Butadiene Hydrogenation Open
Pd nanoparticles supported on SiO2, Si3N4 and Al2O3 were studied to examine the effect of particle size and support type on the hydrogenation of 1,3-butadiene. Pd nanoparticles were produced using a reverse micelle method resulting in part…
View article: CCDC 1570241: Experimental Crystal Structure Determination
CCDC 1570241: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: Real-Time Scattering-Contrast Imaging of a Supported Cobalt-Based Catalyst Body during Activation and Fischer–Tropsch Synthesis Revealing Spatial Dependence of Particle Size and Phase on Catalytic Properties
Real-Time Scattering-Contrast Imaging of a Supported Cobalt-Based Catalyst Body during Activation and Fischer–Tropsch Synthesis Revealing Spatial Dependence of Particle Size and Phase on Catalytic Properties Open
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View article: Enhanced activity of desilicated Cu-SSZ-13 for the selective catalytic reduction of NO<sub>x</sub> and its comparison with steamed Cu-SSZ-13
Enhanced activity of desilicated Cu-SSZ-13 for the selective catalytic reduction of NO<sub>x</sub> and its comparison with steamed Cu-SSZ-13 Open
Mesoporous Cu-SSZ-13 was created by first synthesizing zeolite H-SSZ-13 and subsequently desilicating the material by base leaching using NaOH in different concentrations.
View article: Rücktitelbild: Molybdenum Speciation and its Impact on Catalytic Activity during Methane Dehydroaromatization in Zeolite ZSM‐5 as Revealed by Operando X‐Ray Methods (Angew. Chem. 17/2016)
Rücktitelbild: Molybdenum Speciation and its Impact on Catalytic Activity during Methane Dehydroaromatization in Zeolite ZSM‐5 as Revealed by Operando X‐Ray Methods (Angew. Chem. 17/2016) Open
Die Überführung von Methan …… in C2- bis C6-Kohlenwasserstoffe könnte eine wertvolle Alternative zu Öl als Quelle für Plattformchemikalien sein. A. M. Beale, B. M. Weckhuysen et al. wenden in ihrer Zuschrift auf S. 5301 ff. eine Kombinatio…
View article: Back Cover: Molybdenum Speciation and its Impact on Catalytic Activity during Methane Dehydroaromatization in Zeolite ZSM‐5 as Revealed by Operando X‐Ray Methods (Angew. Chem. Int. Ed. 17/2016)
Back Cover: Molybdenum Speciation and its Impact on Catalytic Activity during Methane Dehydroaromatization in Zeolite ZSM‐5 as Revealed by Operando X‐Ray Methods (Angew. Chem. Int. Ed. 17/2016) Open
The upgrading of methane into C2–C6 hydrocarbons could prove a valuable alternative to oil as a source of platform chemicals. In their Communication on page 5215 ff., A. M. Beale, B. M. Weckhuysen et al. describe how a combination of opera…
View article: Molybdenum Speciation and its Impact on Catalytic Activity during Methane Dehydroaromatization in Zeolite ZSM‐5 as Revealed by Operando X‐Ray Methods
Molybdenum Speciation and its Impact on Catalytic Activity during Methane Dehydroaromatization in Zeolite ZSM‐5 as Revealed by Operando X‐Ray Methods Open
Combined high‐resolution fluorescence detection X‐ray absorption near‐edge spectroscopy, X‐ray diffraction, and X‐ray emission spectroscopy have been employed under operando conditions to obtain detailed new insight into the nature of the …