Effect of pore size and nickel content of Ni-MCM-41 on catalytic activity for ethene dimerization and local structures of nickel ions

Engineering & Materials Science

• Dimerization 100%
• Multicarrier modulation 74%
• Catalyst activity 73%
• Pore size 68%
• Nickel 54%
• Ions 54%
• Silica 40%
• X ray absorption 34%
• Fourier transforms 29%
• Infrared radiation 25%
• O rings 13%
• Rate constants 12%
• Reaction rates 11%
• Molecules 9%
• Nitrogen 9%
• Experiments 3%

Chemical Compounds

• Nickel Ion 69%
• Ethene 64%
• Dimerization 54%
• Pore Size 49%
• Ion 23%
• X Ray Absorption Fine Structure Spectrum 22%
• Pore 19%
• Infrared Band 16%
• Fourier Transform Infrared Spectroscopy 16%
• Reaction Rate Constant 15%
• Fourier Transform Infrared Spectrum 15%
• Probe 9%
• X-Ray 8%
• Nitrogen 8%
• Amount 6%
• Molecule 5%

Physics & Astronomy

• catalytic activity 75%
• dimerization 73%
• nickel 47%
• porosity 42%
• silicon dioxide 30%
• ions 27%
• fine structure 16%
• rings 13%
• infrared spectra 9%
• reaction kinetics 8%
• x rays 8%
• nitrogen 7%
• reflectance 6%
• probes 5%
• molecules 5%