Interfacial ion aggregation at SiO 2 nanoparticles enhances thermal energy storage of chloride molten salts: a molecular dynamics study

Key Points

• This research aims to investigate how SiO2 nanoparticles improve the thermal properties of chloride molten salts.
• Conducted molecular dynamics simulations
• Added 8 amorphous SiO2 nanoparticles to NaCl-KCl mixtures
• Analyzed changes in thermal conductivity and specific heat capacity
• Achieved a 7.08% increase in thermal conductivity
• Achieved an 8.25% increase in specific heat capacity
• Induced ordered cation layers enhanced energy transport