Conversion of Flexible Spin Crossover Metal–Organic Frameworks Macrocrystals to Nanocrystals Using Ultrasound Energy: A Study on Structural Integrity by MicroED and Charge‐Transport Properties (Small 25/2026)

Key Points

• The research aims to explore how to maintain spin crossover properties when converting large metal-organic frameworks into smaller nanocrystals.
• Utilized sonication to convert macrocrystals into nanocrystals.
• Assessed structural integrity and spin crossover behavior using microED.
• Evaluated charge transport properties through electrical measurements.
• Successful conversion of macrocrystals to nanocrystals while preserving spin crossover properties.
• Charge transport was demonstrated to be effective in the nanocrystal forms as indicated by electrical measurements.