Keywords: استحکام اسید; Alkene oligomerization; Hydride transfer; Alkylation; Zeolites; Confinement; Acid strength; Heteropolyacids;
مقالات ISI استحکام اسید (ترجمه نشده)
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Keywords: استحکام اسید; Meso-/microporous zeolite; Hierarchical materials; Selectivity; Mesitylene; Benzyl alcohol; Dual template synthesis; Acidity; Acid strength
Keywords: استحکام اسید; Aldol reaction; Acid–base catalyst; Cooperative catalysis; Acid strength
Keywords: استحکام اسید; Methylation reactions; Acid strength; Ab initio molecular dynamics; Co-adsorption; Methanol to olefins; Methanol to hydrocarbons
Keywords: استحکام اسید; Zeolite characterization; Acid site; Acid strength; Probe molecule; Adsorption
Keywords: استحکام اسید; Keggin polyoxometalates; Heteropolyacids; Skeletal isomerization; Bifunctional catalysis; Acid strength; Deprotonation energy; Ion-pair transition state theory
Controllable synthesis of nano-ZSM-5 catalysts with large amount and high strength of acid sites for conversion of methanol to hydrocarbons
Keywords: استحکام اسید; Nano-ZSM-5; Acid amount; Acid strength; Al distribution; Methanol to hydrocarbons;
Ethanol dehydration to diethyl ether over Cu-Fe/ZSM-5 catalysts
Keywords: استحکام اسید; Ethanol dehydration; ZSM-5 acidity; Acid strength; Diethyl ether;
Influences of the confinement effect and acid strength of zeolite on the mechanisms of Methanol-to-Olefins conversion over H-ZSM-5: A theoretical study of alkenes-based cycle
Keywords: استحکام اسید; Methanol-to-Olefins conversion; Zeolite catalysts; Reaction mechanism; Confinement effect; Acid strength; Density functional theory
Novel fluorination of polystyrene sulfonic acid resin by CF3SO3H for high stability and strong acidity
Keywords: استحکام اسید; CF3SO3H; Stability; Acid strength; Heterocatalysis
Methanol to hydrocarbons reaction over HZSM-22 and SAPO-11: Effect of catalyst acid strength on reaction and deactivation mechanism
Keywords: استحکام اسید; HZSM-22; SAPO-11; Methanol-to-hydrocarbon; Acid strength; Mechanism
Designed SO42−/Fe2O3-SiO2 solid acids for polyoxymethylene dimethyl ethers synthesis: The acid sites control and reaction pathways
Keywords: استحکام اسید; Polyoxymethylene dimethyl ethers; Pyridine-IR; Acid strength; In situ DRIFTS; TPD
Adsorption thermodynamics of C1–C4 alcohols in H-FAU, H-MOR, H-ZSM-5, and H-ZSM-22
Keywords: استحکام اسید; Periodic DFT; Alcohol adsorption; Oxonium ions; Thermodynamics; Zeolites; Shape selectivity; Acid strength; Hydrogen bond; Electrostatic interactions
Acid strength controlled reaction pathways for the catalytic cracking of 1-butene to propene over ZSM-5
Keywords: استحکام اسید; 1-Butene catalytic cracking; ZSM-5; Reaction pathways; Acid strength; Propene
Single-catalyst particle spectroscopy of alcohol-to-olefins conversions: Comparison between SAPO-34 and SSZ-13
Keywords: استحکام اسید; Alcohol-to-olefins; Micro-spectroscopy; Acid strength; Acid site density; Coke formation; Chabazite
Acid strength and solvation in catalysis by MFI zeolites and effects of the identity, concentration and location of framework heteroatoms
Keywords: استحکام اسید; Acid strength; Deprotonation energy; MFI; Isomorphous substitution; Methanol; Dehydration; Dimethyl ether; Solvation; Transition state selectivity; Confinement;
Acid and redox activity of template-free Al-rich H-BEA* and Fe-BEA* zeolites
Keywords: استحکام اسید; Beta (BEA*) zeolite; Acid strength; Cracking of decane; Alkylation of aromatics; Hydroamination of styrene with aniline; Iron zeolites; Fe-beta; NH3-SCR-NOx; Decomposition of N2O
Distribution of aluminum and its influence on the acid strength of Y zeolite
Keywords: استحکام اسید; Acid strength; Y zeolite; DFT; Al siting; Substitution
The influence of catalyst acid strength on the methanol to hydrocarbons (MTH) reaction
Keywords: استحکام اسید; Methanol conversion; MTH; H-SAPO-5; H-SSZ-24; Acid strength; Paring reaction
H-SAPO-5 as methanol-to-olefins (MTO) model catalyst: Towards elucidating the effects of acid strength
Keywords: استحکام اسید; Methanol conversion; MTO, H-SAPO-5; Isotopic labelling; Acid strength
Sodium exchange over H-EU-1 zeolite. Part I: Physicochemical characterization
Keywords: استحکام اسید; EU-1 zeolite; Sodium exchange; Acidity; NH3-TPD; Acid strength
Location and acidity of Brønsted acid sites in isomorphously substituted LTL zeolite: A periodic density functional study
Keywords: استحکام اسید; LTL zeolite; Isomorphous substitution; Periodic DFT; Brønsted acid; Acid strength
Nano-crystallite oriented self-assembled ZSM-5 zeolite and its LDPE cracking properties: Effects of accessibility and strength of acid sites
Keywords: استحکام اسید; ZSM-5 zeolite; Salt-aided seed-induced synthesis; Oriented self-assembly; LDPE cracking; Acid site accessibility; Acid strength; Turnover frequency
Etherification of n-butanol to di-n-butyl ether over HnXW12O40 (XCo2+, B3+, Si4+, and P5+) Keggin heteropolyacid catalysts
Keywords: استحکام اسید; Etherification; Di-n-butyl ether; Heteropolyacid; Heteroatom; Acid strength
Solvation and acid strength effects on catalysis by faujasite zeolites
Keywords: استحکام اسید; Acid strength; Faujasite; Isobutane; Sodium; Solvation;
Acid strength and solvation effects on methylation, hydride transfer, and isomerization rates during catalytic homologation of C1 species
Keywords: استحکام اسید; Dimethyl ether; Solid acid catalysis; Acid strength; Confinement effects; Zeolites; Carbenium ion; Homologation;
Liquid-phase alkylation of benzene with octenes over Y zeolites: Kinetic modeling including acidity descriptors
Keywords: استحکام اسید; Linear alkylbenzenes; Kinetic modeling; Acid catalysis; Alkylation; Acid strength; Double-bond isomerization; Benzene; Octene; USY; Y zeolite
Etherification of n-butanol to di-n-butyl ether over H3PMo12 − xWxO40 (x = 0, 3, 6, 9, 12) Keggin and H6P2Mo18 − xWxO62 (x = 0, 3, 9, 15, 18) Wells–Dawson heteropolyacid catalysts
Keywords: استحکام اسید; Di-n-butyl ether; Etherification; n-Butanol; Heteropolyacid; Acid strength
Natural zeolites for oilsands bitumen cracking: Structure and acidity
Keywords: استحکام اسید; Natural zeolite; Solid acid titration; Acid strength; Acidity; Ammonia TPD
Catalytic consequences of acid strength in the conversion of methanol to dimethyl ether
Keywords: استحکام اسید; Polyoxometalate; Keggin; Dehydration; Methanol conversion; Density functional theory; Acid strength; Deprotonation energy; BEA
1H and 15N chemical shifts of adsorbed acetonitrile as measures to probe the Brønsted acid strength of solid acids: A DFT study
Keywords: استحکام اسید; Acid strength; DFT calculation; Solid acid; NMR chemical shift; Probe molecule
Solid phosphoric acid catalysts: The effect of free acid composition on selectivity and activity for 1-hexene dimerisation
Keywords: استحکام اسید; Oligomerisation; Catalysis; Phosphoric acid; Acid strength
Tailoring the acid strength of microporous silicoaluminophosphates through the use of mixtures of templates: Control of the silicon incorporation mechanism
Keywords: استحکام اسید; Silicoaluminophosphate; Structure directing agents; Water; Catalytic activity; Microporous structure; Acid strength; Silicon incorporation mechanism
Direct preparation of dichloropropanol (DCP) from glycerol using heteropolyacid (HPA) catalysts: A catalyst screen study
Keywords: استحکام اسید; Heteropolyacid catalyst; Dichloropropanol; Glycerol; Bio-diesel; Acid strength
Promotion effect of tungsten oxide on photo-assisted selective catalytic reduction of NO with NH3 over TiO2
Keywords: استحکام اسید; TiO2; Photocatalyst; SCR; NH3; NO; WO3; WO3/TiO2; DFT; Acid site; Acid strength
Synthesis methodology, stability, acidity, and catalytic behavior of the 18×1018×10 member ring pores ITQ-33 zeolite
Keywords: استحکام اسید; Extra-large pore zeolite; High-throughput synthesis; Experimental design; Acid strength; Benzene alkylation; Cracking
Al and Ti-containing mesoporous molecular sieves: Synthesis, characterization and redox activity in the anthracene oxidation
Keywords: استحکام اسید; Mesoporous materials; Titanosilicates; Aluminosilicates; Acid strength; Anthracene oxidation
A study on acid sites related to activity of nanoscale ZSM-5 in toluene disproportionation
Keywords: استحکام اسید; Acid site; Acid strength; Activity; Toluene disproportionation; NH3–TPD
In situ1H MAS NMR investigations of the H/D exchange of alkylaromatic hydrocarbons on zeolites H-Y, La,Na-Y, and H-ZSM-5
Keywords: استحکام اسید; H/D exchange; Alkylaromatic hydrocarbons; Zeolites; Acid strength; In situ1H MAS NMR
Concentration and acid strength of hydroxyl groups in zeolites La,Na-X and La,Na-Y with different lanthanum exchange degrees studied by solid-state NMR spectroscopy
Keywords: استحکام اسید; Zeolites La,Na-X and La,Na-Y; Dehydration; Thermal stability; Acid strength; Solid-state NMR spectroscopy
Effects of acid properties of Y zeolites on the liquid-phase alkylation of benzene with 1-octene: A reaction path analysis
Keywords: استحکام اسید; Linear alkylbenzenes; Alkylation; Double bond isomerization; Benzene; Octene; USY; Y zeolite; Acid strength; Acid catalysis
Determination of relative acid strength and acid amount of solid acids by Ar adsorption
Keywords: استحکام اسید; Solid acid; Acid strength; Acid amount; Heat of Ar adsorption
Quantitatively study acid strength distribution on nanoscale ZSM-5
Keywords: استحکام اسید; Acid strength; Acid sites; Modified Hammett indicator; NH3-TPD; Useful acid sites; Nanoscale HZSM-5
Acid strength variation due to spatial location of organosulfonic acid groups on mesoporous silica
Keywords: استحکام اسید; Organic–inorganic hybrid catalysts; Propylsulfonic acid; Arenesulfonic acid; Spatial location; pKaKa values; Acid strength