Effect of coexisting alkaline metal ions on the extraction selectivity of lanthanide ions with calixarene carboxylate derivatives

Engineering & Materials Science

• Metal ions 100%
• Rare earth elements 96%
• Ions 63%
• Derivatives 57%
• Sodium 57%
• Potassium 17%
• Lithium 15%
• Chemical shift 11%
• Chlorine compounds 10%
• Rare earths 8%
• Protons 8%
• Nuclear magnetic resonance 8%
• Cones 6%
• Acids 6%

Physics & Astronomy

• carboxylates 96%
• metal ions 74%
• selectivity 65%
• sodium 49%
• ions 32%
• potassium 13%
• lithium 12%
• analogs 11%
• chloroform 8%
• radii 8%
• chemical equilibrium 7%
• aqueous solutions 6%
• acids 6%
• cones 6%
• rare earth elements 5%
• nuclear magnetic resonance 5%

Chemical Compounds

• Calixarene 85%
• Lanthanoid Atom 52%
• Calix[4]arene 48%
• Metal Ion 43%
• Sodium Atom 30%
• Ion 27%
• Phenoxyacetic Acid 10%
• Tetramer 6%
• 1H NMR Spectrum 6%
• Chloroform 5%
• Chemical Shift 5%