Tong, Shi Wun; Mishra, Nimai; Su, Chen Liang; Nalla, Venkatram; Wu, Wenya; Ji, Wei; Zhang, Jie; Chan, Yinthai; Loh, Kian Ping High-Performance Hybrid Solar Cell Made from CdSe/CdTe Nanocrystals Supported on Reduced Graphene Oxide and PCDTBT Journal Article ADVANCED FUNCTIONAL MATERIALS, 24 (13), pp. 1904-1910, 2014, ISSN: 1616-301X. Abstract | Links | BibTeX @article{ISI:000333674100009,
title = {High-Performance Hybrid Solar Cell Made from CdSe/CdTe Nanocrystals Supported on Reduced Graphene Oxide and PCDTBT},
author = {Shi Wun Tong and Nimai Mishra and Chen Liang Su and Venkatram Nalla and Wenya Wu and Wei Ji and Jie Zhang and Yinthai Chan and Kian Ping Loh},
doi = {10.1002/adfm.201303010},
times_cited = {1},
issn = {1616-301X},
year = {2014},
date = {2014-04-01},
journal = {ADVANCED FUNCTIONAL MATERIALS},
volume = {24},
number = {13},
pages = {1904-1910},
publisher = {WILEY-V C H VERLAG GMBH},
address = {BOSCHSTRASSE 12, D-69469 WEINHEIM, GERMANY},
abstract = {Core/shell tetrapods synthesized from CdSe and CdTe exhibit a type II band offset that induces separation of charge upon photoexcitation and localizes carriers to different regions of the tetrahedral geometry. CdSe/CdTe nanocrystals immobilized on oleylamine-functionalized reduced graphene oxide (rGO) sheets can be homogeneously mixed with an organic dye (PCDTBT) to form donor-acceptor dispersed heterojunctions and exhibit a high power conversion efficiency of approximate to 3.3% in solar cell devices. The near-IR light absorbing type II nanocrystals complement the absorption spectrum of the visible light-absorbing organics. The high efficiency is attributed to the amine-functionalized rGO sheets, which allow intimate contact with the nanocrystals and efficient dispersal in the organic matrix, contributing to highly efficient charge separation and transfer at the nanocrystal, rGO, and polymer interfaces.},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
Core/shell tetrapods synthesized from CdSe and CdTe exhibit a type II band offset that induces separation of charge upon photoexcitation and localizes carriers to different regions of the tetrahedral geometry. CdSe/CdTe nanocrystals immobilized on oleylamine-functionalized reduced graphene oxide (rGO) sheets can be homogeneously mixed with an organic dye (PCDTBT) to form donor-acceptor dispersed heterojunctions and exhibit a high power conversion efficiency of approximate to 3.3% in solar cell devices. The near-IR light absorbing type II nanocrystals complement the absorption spectrum of the visible light-absorbing organics. The high efficiency is attributed to the amine-functionalized rGO sheets, which allow intimate contact with the nanocrystals and efficient dispersal in the organic matrix, contributing to highly efficient charge separation and transfer at the nanocrystal, rGO, and polymer interfaces. |
