Low-temperature potassium migration mechanism of rice husk thermal treatment high-purity SiO2 extraction: An experimental and molecular dynamics study

Key Points

• Potassium migration plays a critical role in achieving high-purity SiO2 extraction from rice husk material.
• The study demonstrates a novel mechanism by which lower temperatures enhance potassium migration, optimizing SiO2 yield.
• Utilizing molecular dynamics simulations, the study explores the thermal treatment conditions impacting SiO2 purity levels.
• Understanding the potassium migration mechanism may lead to more efficient processing methods in sustainable materials extraction.