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Near-surface molecular-beam mass spectrometry (ns-MBMS) is a highly sensitive and non-destructive method for temporal monitoring of catalytic conversions on solid surfaces, yet not widely applied in heterogeneous catalys...

Selective electrochemical CO₂ reduction to multi-carbon products remains a central bottleneck for carbon-neutral chemical manufacturing, with most catalysts achieving C₂⁺ Faradaic efficiencies below 75%. This inves...

The transesterification reaction of soybean oil with methanol is studied with different gAl2O3 heterogeneous catalysts. The catalysts used are K-gAl2O3, Na-gAl2O3, Li-gAl2O3, Ca-gAl2O3 and Ba-gAl2O3 both 5% and 10% in me...

The influence of the preparation method on the properties of lanthanum-doped hematite prepared with potassium carbonate was studied aiming to get catalysts for styrene production from ethylbenzene dehydrogenation. The mo...

Mn-Cu mixed oxides were deposited by ultrasonic impregnation on ceramic honeycomb monoliths. Its catalytic performance was evaluated in the combustion of ethanol and n-hexane, VOC molecules of different chemical nature. ...

A series of palladium-based catalysts were synthesized by grafting a silylated imidazolium ionic liquid onto two types of silica supports: mesoporous SBA-15 and commercial silica. The ionic liquid served as both a stabil...

The formation of NiAl2O4 during calcination and the subsequent generation of Ni–oxygen vacancy (Ni–Ov) interfaces during H2 reduction play a crucial role in suppressing coke formation in the dry reforming of methane ...

Four carbon supported trimetallic PtNiCu nanostructured catalysts have been successfully synthesized by a two-step chemical/electrochemical reduction route. Nanoparticles with average sizes in the range of 2.2–3.5 nm w...

Fe-N-C catalysts are highly competitive alternatives to noble-metal catalysts for the oxygen reduction reaction (ORR). Herein, an efficient Fe and N co-doped three-dimensional graphene (Fe-N-G) catalyst that possesses a ...

In this work we demonstrate the feasibility to couple adsorption with Fenton and photo-Fenton process to separate and mineralize crystal violet (CV) dissolved in water. Montmorillonite (MMT) and Iron modified Montmorill...

Hydrogen technology is significantly influencing the transformation of the energy sector, supported by recent advancements in global infrastructure. The production of sustainable hydrogen is contingent upon the developme...

Cyclodextrins (CDs)are a family of biodegradable cyclic hydrocarbons composed of α-(1,4)linked glucopyranose subunits, the more common containing 6, 7 or 8 glucose units are named α, β and γ-cyclodextrins respectivel...

In this work, MCM-41 materials have been synthesized and modified with different metal loadings of iron by the wet impregnation method. The different meso-structures obtained were characterized by XRD, UVVIS-RD, ICP and ...

Developing cost-effective and highly durable electrocatalysts to overcome the sluggish kinetics of the oxygen reduction reaction (ORR) is critical for the promotion of proton exchange membrane fuel cells (PEMFCs). In thi...

A novel approach for the esterification of free fatty acid (FFA) in acidic crude palm oil (ACPO) was investigated using a trickle bed reactor (TBR). The TBR was packed with 4-ethylbenzenesulfonic acid (EBSA) supported on...

With the increasingly stringent environmental regulations on road traffic, the emission standards for particulate matter from internal combustion engines have risen significantly. Consequently, the implementation of part...

Catalytic methane decomposition (CMD) offers a direct pathway to CO2-free hydrogen by converting CH4 into H2 and solid carbon. However, its application is constrained by the need for efficient heat delivery to the cataly...

Zeolite-based catalysts, owing to their adjustable acidity, high thermal stability, and well-defined microporous frameworks, play a crucial role in thermocatalytic processes such as hydrocarbon conversion and environment...