Zinc oxide nanocrystal quenching of emission from electron-rich ruthenium-bipyridine complexes

2015 ◽  
Vol 44 (10) ◽  
pp. 4630-4639 ◽  
Author(s):  
Ryan J. Hue ◽  
Rajan Vatassery ◽  
Kent R. Mann ◽  
Wayne L. Gladfelter
Keyword(s):  
Electron Transfer ◽  
Zinc Oxide ◽  
Excited State ◽  
Ruthenium Complexes ◽  
Zno Nanocrystals ◽  
State Electron ◽  
State Potential

Heteroleptic tris(bipyridine)ruthenium complexes bearing one dicarboxybipyridine ligand bind to dispersed ZnO nanocrystals. Electron releasing amino substituents on the remaining bipyridines raise the excited state potential high enough to allow excited state electron transfer into the ZnO.

scholarly journals Effect of extending conjugation via thiophene-based oligomers on the excited state electron transfer rates to ZnO nanocrystals

2019 ◽  
Vol 21 (13) ◽  
pp. 6991-6998 ◽  
Author(s):  
Amanda N. Oehrlein ◽  
Antonio Sanchez-Diaz ◽  
Philip C. Goff ◽  
Miquel Planells ◽  
Neil Robertson ◽  
...  
Keyword(s):  
Electron Transfer ◽  
Excited State ◽  
Transfer Rates ◽  
Zno Nanocrystals ◽  
State Electron

Despite spectral differences of a series of thiophene dyes, their excited state electron transfer rates to ZnO nanocrystals are similar.

Effects of a phosphonate anchoring group on the excited state electron transfer rates from a terthiophene chromophore to a ZnO nanocrystal

2017 ◽  
Vol 19 (35) ◽  
pp. 24294-24303 ◽  
Author(s):  
Amanda N. Oehrlein ◽  
Antonio Sanchez-Diaz ◽  
Philip C. Goff ◽  
Gretchen M. Ziegler ◽  
Ted M. Pappenfus ◽  
...  
Keyword(s):  
Electron Transfer ◽  
Excited State ◽  
Transfer Rates ◽  
Zno Nanocrystals ◽  
State Electron ◽  
Anchoring Group ◽  
Zno Nanocrystal

Relative to carboxyl-anchored chromophores, phosphonate-anchored dyes are bound more strongly but slow the excited state electron transfer to ZnO nanocrystals.

Excited State Electron Transfer from Donor−π System–Acceptor Dyes to ZnO Nanocrystals

2020 ◽  
Vol 124 (28) ◽  
pp. 15565-15573
Author(s):  
Rachel Swedin ◽  
Deepak Badgurjar ◽  
Andrew Healy ◽  
Robin Harkins ◽  
Amanda Oehrlein ◽  
...  
Keyword(s):  
Electron Transfer ◽  
Excited State ◽  
Zno Nanocrystals ◽  
State Electron

Light-Triggered Switching of Quantum Dot Photoluminescence through Excited-State Electron Transfer to Surface-Bound Photochromic Molecules

Nano Letters ◽  
2021 ◽  
Author(s):  
Suyog Padgaonkar ◽  
Christopher T. Eckdahl ◽  
Jakub K. Sowa ◽  
Rafael López-Arteaga ◽  
Dana E. Westmoreland ◽  
...  
Keyword(s):  
Electron Transfer ◽  
Excited State ◽  
Quantum Dot ◽  
State Electron ◽  
Photochromic Molecules
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