Recent progress in hot exciton materials for organic light-emitting diodes

Y Xu, P Xu, D Hu, Y Ma - Chemical Society Reviews, 2021 - pubs.rsc.org
According to Kasha's rule, high-lying excited states usually have little effect on fluorescence.
However, in some molecular systems, the high-lying excited states partly or even mainly …

Organic optoelectronic materials: mechanisms and applications

O Ostroverkhova - Chemical reviews, 2016 - ACS Publications
Organic (opto) electronic materials have received considerable attention due to their
applications in thin-film-transistors, light-emitting diodes, solar cells, sensors, photorefractive …

Tandem organic solar cell with 20.2% efficiency

Z Zheng, J Wang, P Bi, J Ren, Y Wang, Y Yang, X Liu… - Joule, 2022 - cell.com
As a promising strategy for enhancing light utilization, constructing cell with tandem structure
exhibits great potential in achieving high efficiency, which encourages the field of organic …

Manipulating charge transfer and transport via intermediary electron acceptor channels enables 19.3% efficiency organic photovoltaics

L Zhan, S Li, Y Li, R Sun, J Min, Y Chen… - Advanced Energy …, 2022 - Wiley Online Library
Balancing and improving the open‐circuit voltage (Voc) and short‐circuit current density
(Jsc) synergistically has always been the critical point for organic photovoltaics (OPVs) to …

25th anniversary article: a decade of organic/polymeric photovoltaic research

L Dou, J You, Z Hong, Z Xu, G Li, RA Street… - Advanced …, 2013 - Wiley Online Library
Organic photovoltaic (OPV) technology has been developed and improved from a fancy
concept with less than 1% power conversion efficiency (PCE) to over 10% PCE, particularly …

Dynamics of excitons in conjugated molecules and organic semiconductor systems

OP Dimitriev - Chemical Reviews, 2022 - ACS Publications
The exciton, an excited electron–hole pair bound by Coulomb attraction, plays a key role in
photophysics of organic molecules and drives practically important phenomena such as …

Materials interface engineering for solution-processed photovoltaics

M Graetzel, RAJ Janssen, DB Mitzi, EH Sargent - Nature, 2012 - nature.com
Advances in solar photovoltaics are urgently needed to increase the performance and
reduce the cost of harvesting solar power. Solution-processed photovoltaics are cost …

The role of driving energy and delocalized states for charge separation in organic semiconductors

AA Bakulin, A Rao, VG Pavelyev, PHM van Loosdrecht… - Science, 2012 - science.org
The electron-hole pair created via photon absorption in organic photoconversion systems
must overcome the Coulomb attraction to achieve long-range charge separation. We show …

Light harvesting for organic photovoltaics

GJ Hedley, A Ruseckas, IDW Samuel - Chemical Reviews, 2017 - ACS Publications
The field of organic photovoltaics has developed rapidly over the last 2 decades, and small
solar cells with power conversion efficiencies of 13% have been demonstrated. Light …

Efficient charge generation by relaxed charge-transfer states at organic interfaces

K Vandewal, S Albrecht, ET Hoke, KR Graham… - Nature materials, 2014 - nature.com
Interfaces between organic electron-donating (D) and electron-accepting (A) materials have
the ability to generate charge carriers on illumination. Efficient organic solar cells require a …