Catalyst Activation/Preparation TRIZ Cases

Open-pored metallic foam bodies made from nickel-copper alloy with at least 40 percent nickel and 90 percent porosity resist aggressive chemical environments.

Hybrid photocatalyst combines gold-modified Bi2O3/TiO2 with organoselenium-functionalized biochar to increase surface area and visible light absorption.

A composite inorganic oxide catalyst comprising lanthanum, nickel, titanium, and cerium upgrades biomass pyrolysis oil.

A ternary nanocomposite photocatalyst extends visible light absorption and charge carrier lifetime through synergistic carbon, zinc oxide, and gold interactions.

Titanium dioxide-coated silicon carbide supports resolve low thermal conductivity in oxide catalysts, maintaining high liquid hydrocarbon selectivity.

A segmented extrusion die preserves helical catalyst particle pitch using a curved bore section followed by a stabilizing cylindrical channel.

Heating molybdenum oxide with sulfur yields ribbon-shaped catalysts that prevent aggregation and improve hydrogen generation performance.

A photocatalyst film uses a silicon oxide and titanium oxide composite to lower refractive index.

Metal phosphide nanoparticles on MXene supports form heterojunctions that enhance hydrogen reduction reaction efficiency while reducing reliance on rare metals.

Glycolic acid ethoxylate ether compounds treat catalyst carriers to form sulphided hydrotreating catalysts with improved activity.

A peptized meso-alumina catalyst synthesis preserves high surface area and pore volume during thermal processing.

Nickel tungsten oxide complexes mitigate carbon formation to improve CO2 capture efficiency.

Kirigami-derived metal catalyst films utilize precise cutting and folding to release three-dimensional structures with high accessible surface areas.

Sol-gel preparation of a bifunctional Al2O3-SiO2-CuO catalyst achieves one-step dimethyl ether synthesis from CO2 and H2 without pyrophoric materials.

Defined pore volume and cobalt loading improve selectivity while managing reactor temperature excursions.

Spray drying replaces vacuum processes to cut drying time from 15 hours to under 2 hours while maintaining catalyst activity.

Hierarchical pore structures in metal monoliths resolve the contradiction between high catalyst loading and restricted reactant accessibility.

Magnetic susceptibility measurements predict catalytic activity by correlating paramagnetic states under varying oxygen environments.

Malonic or succinic acid enhances cobalt dispersion on mixed oxide supports, increasing active sites for Fischer-Tropsch synthesis.

A closed degassing vessel with a closed riser line separates ignitable gases from carrier liquid for safe catalytic conversion.

Ice-assisted exfoliation separates few-layer black phosphorus nanosheets via freezing-thawing cycles, reducing processing time and power requirements.

Low temperature vacuum drying with inert gas flow preserves late transition metal catalyst activity while cutting processing time.

Zirconium doped terbium nano oxides achieve high degradation efficiency by combining composite material principles with local quality adjustments.