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Keyphrases
Mesoporous
100%
Kinetically Controlled
100%
Sol-gel
100%
Post-synthesis
100%
Improved Thermal Stability
100%
Overcoating
100%
Niobic Acid
100%
Niobia
100%
SBA-15
83%
Overcoat
66%
Thermal Stability
50%
Nb2O5
50%
Structural Features
33%
Solid Acid Catalyst
33%
Xylose Dehydration
33%
X-ray Photoelectron Spectroscopy
16%
Oxides
16%
Pore Structure
16%
High Surface Area
16%
Catalyst Development
16%
OH Groups
16%
Crystallization
16%
Calcination
16%
Deposition Methods
16%
Mesopore
16%
Pore Size Distribution
16%
Two-probe
16%
Structure Stability
16%
Lewis Acid Sites
16%
Furfural
16%
Structural Phase Transition
16%
Brønsted Acid
16%
Acid Sites
16%
Niobium
16%
Synthetic Approaches
16%
Alkylation Reaction
16%
Lewis Acidity
16%
Post-synthetic
16%
Narrow Pores
16%
Ordered Pore
16%
Catalyst Regeneration
16%
Friedel-Crafts Alkylation
16%
Ethoxide
16%
Chemistry
Meso Porosity
100%
Thermal Stability
100%
Acid Catalyst
50%
Xylose
50%
Surface Area
25%
Lewis Acid
25%
Calcination
25%
Niobium
25%
Pore Size Distribution
25%
Pore Structure
25%
X Ray Photoemission Spectroscopy
25%
Monolayers
25%
Alkylation
25%
Lewis acidity
25%
Furfural
25%
Catalyst Regeneration
25%
Ethoxide
25%
Friedel-Crafts Alkylation
25%
Material Science
Thermal Stability
100%
Sol-Gel
100%
Oxide Compound
25%
Monolayers
25%
X-Ray Photoelectron Spectroscopy
25%
Calcination
25%
Pore Structure
25%
Pore Size Distribution
25%
Niobium
25%
Catalyst Regeneration
25%
Chemical Engineering
Xylose
100%
Alkylation
100%
Mesopore
50%
Calcination
50%
Furfural
50%