Doping-activated thermal polymorphic transition of luminescent organic crystals

Key Points

• This research aims to investigate a novel doping method that triggers thermal polymorphic transitions in luminescent organic crystals.
• Proposed a doping strategy for organic molecular crystals.
• Examined the impact of doping on thermal transitions.
• Compared luminescent properties before and after doping.
• Doping induced significant thermal polymorphic transitions.
• The luminescent properties were altered upon doping.
• Unprecedented changes in crystal structure were observed.