Triplet States Enable Efficient Photocatalytic Hydrogen Evolution in Star-Shaped Truxene-Based Nanoparticles

Key Points

• The study aims to explore the photocatalytic potential of new star-shaped truxene-based nanoparticles.
• Developed two new star-shaped donor-acceptor oligomers (TxBT and TxNT).
• Utilized femtosecond transient absorption spectroscopy to analyze the triplet states.
• Examined the efficiency of photocatalytic hydrogen evolution.
• Compared performance between TxBT and TxNT.
• Demonstrated significant photocatalytic activity for hydrogen production in both TxBT and TxNT.
• Triplet states played a crucial role in enhancing the efficiency of the reactions.
• TxBT showed a higher hydrogen evolution rate than TxNT.