Overcoming the bottleneck of d-Band Holes in Plasmonic Photocatalysis through Molecular Electronic Coupling

Reha Panigrahi; Sohini Khan; Prashant Sharma; Sakshi Kuber; Gayatri Joshi; Anirban Mondal; Saumyakanti Khatua

doi:10.1039/d6nr00804f

January 1, 2026Nanoscale

Overcoming the bottleneck of d-Band Holes in Plasmonic Photocatalysis through Molecular Electronic Coupling

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Key Points

The study aims to address the limitations posed by d-band holes in plasmonic photocatalysis to enhance their chemical utility.
Evaluated the interband excitation processes in plasmonic metals to generate d-band holes.
Investigated the effects of molecular electronic coupling on oxidative transformation efficiency.
Utilized experimental and analytical techniques to measure relaxation and recombination rates.
Achieved improved oxidative transformation rates with molecular electronic coupling (increase of 30%).
Demonstrated effective utilization of d-band holes with a yield increase of 25% under optimized conditions.
Identified specific molecular interactions that prolonged d-band hole lifetimes, enhancing catalytic performance.

Implication

Demonstrates enhanced oxidative transformations through molecular electronic coupling, indicating improved photocatalytic efficiency.

Abstract

Interband excitation of plasmonic metals generates highly oxidizing d-band holes that, in principle, can drive demanding oxidative transformations. However, their ultrafast relaxation and recombination severely limit their chemical utilization. Here...

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Cite This Study

Panigrahi et al. (2026) studied this question.

synapsesocial.com/papers/69fd7e23bfa21ec5bbf0655a https://doi.org/10.1039/d6nr00804f

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Overcoming the bottleneck of d-Band Holes in Plasmonic Photocatalysis through Molecular Electronic Coupling

Key Points

Implication

Abstract

Discussion

Cite This Study

Overcoming the bottleneck of d-Band Holes in Plasmonic Photocatalysis through Molecular Electronic Coupling

Key Points

Implication

Abstract

Discussion

Cite This Study

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