13.6% efficient organic dye-sensitized solar cells by minimizing energy losses of the excited state

L Zhang, X Yang, W Wang, GG Gurzadyan, J Li… - ACS Energy …, 2019 - ACS Publications
The electron-injection energy losses of dye-sensitized solar cells (DSSCs) are among the
fundamental problems hindering their successful breakthrough application. Two …

A stable blue photosensitizer for color palette of dye-sensitized solar cells reaching 12.6% efficiency

Y Ren, D Sun, Y Cao, HN Tsao, Y Yuan… - Journal of the …, 2018 - ACS Publications
We report a blue dye, coded as R6, which features a polycyclic aromatic hydrocarbon, 9, 19-
dihydrobenzo [1′, 10′] phenanthro [3′, 4′: 4, 5] thieno [3, 2-b] benzo [1, 10] phenanthro …

Isomerization and aggregation of the solar cell dye D149

A El-Zohry, A Orthaber, B Zietz - The Journal of Physical Chemistry …, 2012 - ACS Publications
D149, a metal-free indoline dye, is one of the most promising sensitizers for dye-sensitized
solar cells (DSSCs) and has shown very high solar energy conversion efficiencies of 9 …

Densely Packed D−π–A Photosensitizers on TiO2 Enable Efficient Dye-Sensitized Solar Cells

L Zhang, J Zhang, X Tang, Y Chen… - ACS Applied Energy …, 2023 - ACS Publications
Rigid and coplanar molecular structures are important for photosensitizers, but their packing
status on the surface of nanocrystalline mesoporous titanium dioxide (TiO2) films requires …

Atomic‐Layer‐Deposited Aluminum and Zirconium Oxides for Surface Passivation of TiO2 in High‐Efficiency Organic Photovoltaics

M Vasilopoulou, DG Georgiadou… - Advanced Energy …, 2014 - Wiley Online Library
The reduction in electronic recombination losses by the passivation of surfaces is a key
factor enabling high‐efficiency solar cells. Here a strategy to passivate surface trap states of …

Enhancing Photoinduced Charge Separation through Donor Moiety in Donor–Acceptor Organic Semiconductors

T Wang, C Zhao, L Zhang, T Lu, H Sun… - The Journal of …, 2016 - ACS Publications
Three systems were designed, synthesized, and characterized to understand decay
processes of photoinduced charge separation in organic semiconductors that are imperative …

Solution‐processed hydrogen molybdenum bronzes as highly conductive anode interlayers in efficient organic photovoltaics

A Soultati, AM Douvas, DG Georgiadou… - Advanced Energy …, 2014 - Wiley Online Library
Highly efficient and stable organic photovoltaic (OPV) cells are demonstrated by
incorporating solution‐processed hydrogen molybdenum bronzes as anode interlayers. The …

Observation of multiexponential pico-to subnanosecond electron injection in optimized dye-sensitized solar cells with visible-pump mid-infrared-probe transient …

M Juozapavicius, M Kaucikas, JJ van Thor… - The Journal of …, 2013 - ACS Publications
We compare visible-pump mid-infrared-probe femtosecond measurement of electron
injection on dye-sensitized mesoporous TiO2 films immersed in neat solvent or in I–/I3 …

Probing recombination mechanism and realization of marcus normal region behavior in DSSCs employing cobalt electrolytes and triphenylamine dyes

S Soman, SC Pradhan, M Yoosuf… - The Journal of …, 2018 - ACS Publications
Cobalt based, outer-sphere, one-electron redox shuttles represents an exciting class of
alternative electrolyte to be used in dye-sensitized solar cells. The flexibility of redox …

Conjugated linker correlated energetics and kinetics in dithienopyrrole dye-sensitized solar cells

J Zhang, Z Yao, Y Cai, L Yang, M Xu, R Li… - Energy & …, 2013 - pubs.rsc.org
We report two triarylamine-cyanoacrylic acid based push–pull dyes C252 and C253
featuring the π-conjugated linkers of 2, 6-di (thiophen-2-yl)-4H-dithieno [3, 2-b: 2′, 3′-d] …