Role of transition metal oxides in the charge recombination layer used in tandem organic photovoltaic cells

J Li, QY Bao, HX Wei, ZQ Xu, JP Yang, YQ Li… - Journal of materials …, 2012 - pubs.rsc.org
The mechanism of charge recombination in transition metal oxide-based interconnectors for
tandem organic photovoltaic cells is investigated, where the interconnector is composed of …

Highly doped layers as efficient electron–hole recombination contacts for tandem organic solar cells

R Timmreck, S Olthof, K Leo, MK Riede - Journal of Applied Physics, 2010 - pubs.aip.org
A key feature of stacked organic solar cells is an efficient recombination contact at the
interface between the solar cells in the stack. Here, an electron current has to be converted …

Effects of intramolecular donor–acceptor interactions on bimolecular recombination in small-molecule organic photovoltaic cells

M Hirade, T Yasuda, C Adachi - The Journal of Physical Chemistry …, 2013 - ACS Publications
To enhance the device performance of bulk heterojunction organic photovoltaic (OPV) cells,
recombination processes must be suppressed. Here, we prepared OPV cells using donor …

Effect of different p-dopants in an interconnection unit on the performance of tandem organic solar cells

HS Shim, JH Chang, CI Wu, JJ Kim - Organic Electronics, 2014 - Elsevier
We report the effect of different p-dopants (ReO 3, MoO 3 and CuI) used in the
interconnection unit (ICU) composed of electron-transporting layer (ETL)/metal/p-doped hole …

Inverted organic tandem solar cells with a charge recombination stack employing spatially confined p-type electrical doping

YC Chang, FA Larrain, C Fuentes-Hernandez… - Journal of Applied …, 2023 - pubs.aip.org
We report on the application of solution-based p-type electrical doping using 12-
molybdophosphoric acid hydrate (PMA) to the fabrication of organic tandem solar cells …

HATCN-based charge recombination layers as effective interconnectors for tandem organic solar cells

RB Wang, QK Wang, HJ Xie, LH Xu… - … applied materials & …, 2014 - ACS Publications
A comprehensive understanding of the energy-level alignment at the organic heterojunction
interfaces is of paramount importance to optimize the performance of organic solar cells …

Roles of energy/charge cascades and intermixed layers at donor/acceptor interfaces in organic solar cells

K Nakano, K Suzuki, Y Chen, K Tajima - Scientific Reports, 2016 - nature.com
The secret to the success of mixed bulk heterojunctions (BHJs) in yielding highly efficient
organic solar cells (OSCs) could reside in the molecular structures at their donor/acceptor …

Polymer/small-molecule parallel tandem organic solar cells based on MoOx–Ag–MoOx intermediate electrodes

S Lee, TE Kang, D Han, H Kim, BJ Kim, J Lee… - Solar Energy Materials …, 2015 - Elsevier
Polymer/small-molecule parallel-connected tandem organic solar cells are explored as a
simple platform for high-efficiency tandem solar cells that are not subject to complications …

An alternative strategy to adjust the recombination mechanism of organic photovoltaics by implementing ternary compounds

N Gasparini, M Salvador, S Fladischer… - Advanced Energy …, 2015 - Wiley Online Library
DOI: 10.1002/aenm. 201501527 relations.[7–9] Advanced material design has recently led
to record efficiencies, exceeding the commercially important 10% threshold.[10, 11] Despite …

NiOX/MoO3 Bi‐Layers as Efficient Hole Extraction Contacts in Organic Solar Cells

P Schulz, SR Cowan, ZL Guan, A Garcia… - Advanced Functional …, 2014 - Wiley Online Library
The electronic structure of a bi‐layer hole extraction contact consisting of nickel oxide (NiOx)
and molybdenum trioxide (MoO3) is determined via ultraviolet and X‐ray photoemission …