Effect Of Plasmon Coupling On Quantum Efficiencies Of Plasmon Induced Charge Separation

To clarify effects of plasmonic electric field intensity and distributions on the internal quantum efficiency iqe of plasmon induced charge separation pics we took advantage of interparticle plasmon coupling of au nanoparticles aunps on tio 2.

Effect of plasmon coupling on quantum efficiencies of plasmon induced charge separation. Effect of plasmon coupling on quantum efficiencies of plasmon induced charge separation takuya ishida and tetsu tatsuma institute of industrial science the university of tokyo 4 6 1 komaba meguro ku tokyo 153 8505 japan author to whom correspondence should be addressed email. External quantum efficiency of plasmon induced charge separation pics at a plasmonic nanoparticle semiconductor interface is given as the product of the plasmonic light absorption efficiency and the internal quantum efficiency iqe of charge separation. 21a and table s1 demonstrating that plasmon coupling effect can also facilitate the charge transfer process from au nd tio 2 to redox species. Effect of plasmon coupling on quantum efficiencies of plasmon induced charge separation.

Their adjustable interparticle distance allows investigation of a particle size effect on plasmon induced charge separation pics efficiencies without interference from particle aggregation or plasmon coupling. External or internal pics efficiencies were found to increase and decrease respectively with an increase in particle diameter from. The journal of physical chemistry c 2018 122 45. Open circuit photovoltage ocp analysis.

Kazutaka akiyoshi koichiro saito tetsu tatsuma enhancement of plasmon induced charge separation efficiency by coupling silver nanocubes with a thin gold film journal of photonics for energy 10 1117 1 jpe 6 042505 6 4 042505 2016. Electrochemical impedance spectroscopy eis measurements show a smaller arc radius of au nd tio 2 10 compared to the au np tio 2 sample supplementary fig. The journal of physical chemistry c 2012 116. Takuya ishida tetsu tatsuma effect of plasmon coupling on quantum efficiencies of plasmon induced charge separation the journal of physical chemistry c 10 1021 acs jpcc 8b07986 2018.

The journal of physical chemistry c 2018 122 45 26153 26159. Effect of plasmon coupling on quantum efficiencies of plasmon induced charge separation. Qi xiao timothy u. Plasmon induced charge separation pics at the interface between a plasmonic nanoparticle and a semiconductor becomes less efficient as the plasmon resonance wavelength increases because the.