Nonfullerene acceptor molecules for bulk heterojunction organic solar cells
The bulk-heterojunction blend of an electron donor and an electron acceptor material is the
key component in a solution-processed organic photovoltaic device. In the past decades, a p …
key component in a solution-processed organic photovoltaic device. In the past decades, a p …
A history and perspective of non‐fullerene electron acceptors for organic solar cells
Organic solar cells are composed of electron donating and accepting organic
semiconductors. Whilst a significant palette of donors has been developed over three …
semiconductors. Whilst a significant palette of donors has been developed over three …
Reduced voltage losses yield 10% efficient fullerene free organic solar cells with> 1 V open circuit voltages
Optimization of the energy levels at the donor–acceptor interface of organic solar cells has
driven their efficiencies to above 10%. However, further improvements towards efficiencies …
driven their efficiencies to above 10%. However, further improvements towards efficiencies …
A comparison of charge carrier dynamics in organic and perovskite solar cells
The charge carrier dynamics in organic solar cells and organic–inorganic hybrid metal
halide perovskite solar cells, two leading technologies in thin‐film photovoltaics, are …
halide perovskite solar cells, two leading technologies in thin‐film photovoltaics, are …
Light intensity dependence of the photocurrent in organic photovoltaic devices
The competition between recombination and extraction of carriers defines the charge
collection efficiency and, therefore, the overall performance of organic photovoltaic devices …
collection efficiency and, therefore, the overall performance of organic photovoltaic devices …
Cross-linkable molecule in spatial dimension boosting water-stable and high-efficiency perovskite solar cells
Solution-processed perovskite films have high trap densities especially on the perovskite
surface that become pathways of moisture invasion, unavoidably leading to perovskite …
surface that become pathways of moisture invasion, unavoidably leading to perovskite …
The Role of Mobility on Charge Generation, Recombination, and Extraction in Polymer‐Based Solar Cells
Organic semiconductors are of great interest for a broad range of optoelectronic applications
due to their solution processability, chemical tunability, highly scalable fabrication, and …
due to their solution processability, chemical tunability, highly scalable fabrication, and …
Explaining the fill‐factor and photocurrent losses of nonfullerene acceptor‐based solar cells by probing the long‐range charge carrier diffusion and drift lengths
Organic solar cells (OSC) nowadays match their inorganic competitors in terms of current
production but lag behind with regards to their open‐circuit voltage loss and fill‐factor, with …
production but lag behind with regards to their open‐circuit voltage loss and fill‐factor, with …
Ohmic transition at contacts key to maximizing fill factor and performance of organic solar cells
While thermodynamic detailed balance limits the maximum power conversion efficiency of a
solar cell, the quality of its contacts can further limit the actual efficiency. The criteria for good …
solar cell, the quality of its contacts can further limit the actual efficiency. The criteria for good …
Charge transfer state characterization and voltage losses of organic solar cells
A correct determination of voltage losses is crucial for the development of organic solar cells
(OSCs) with improved performance. This requires an in-depth understanding of the …
(OSCs) with improved performance. This requires an in-depth understanding of the …