Study of structural evolution of silica gel using ¹H and ²⁹Si NMR

Engineering & Materials Science

• Silica gel 100%
• Nuclear magnetic resonance 86%
• Gels 75%
• Gelation 50%
• Protons 43%
• Silica 37%
• Drying 34%
• Atoms 24%
• Condensation 24%
• Water 19%
• Sols 16%
• Crosslinking 14%
• Hydrolysis 14%
• Water content 12%
• Molecules 11%
• Acids 10%
• Moisture 10%
• Aging of materials 9%
• Temperature 4%

Physics & Astronomy

• silica gel 94%
• nuclear magnetic resonance 57%
• gels 56%
• gelation 43%
• tetraethyl orthosilicate 37%
• drying 36%
• silicon dioxide 27%
• protons 23%
• condensation 21%
• water 20%
• siloxanes 15%
• promotion 14%
• chemical evolution 14%
• musculoskeletal system 14%
• hydrolysis 13%
• crosslinking 13%
• stripping 13%
• moisture content 13%
• moisture 12%
• atoms 12%
• acids 10%
• surface layers 10%
• molecules 6%
• temperature 3%

Chemical Compounds

• Silicon-29 Magnetic Resonance Spectroscopy 85%
• Gel 45%
• Proton 23%
• Condensation 17%
• Silanol 13%
• Siloxane 12%
• Sol 11%
• Crosslinking 10%
• Hydroxyl 10%
• Compound Mobility 9%
• Hydrolysis 7%
• Acid 4%
• Molecule 4%
• Surface 3%