Trap Recombination Hits Organic and Perovskite Solar Cells in Opposite Ways
A drift–diffusion modeling study finds that trap-assisted SRH recombination mainly cuts the short-circuit current of organic solar cells while mostly ...
Tag: Organic solar cells
Green Solvents Boost PEDOT:PSS Conductivity 2,000-Fold for ITO-Free Solar Cells
A single-step pre-treatment with bio-based green solvents raises PEDOT:PSS conductivity from 0.41 to 823.5 S/cm, enabling acid-free ITO-free organic solar ...
Rigid Molecules and a Sharp Energy Boundary Set the Path to Better Organic Solar Cells
Researchers at Chiba University identified a thermodynamic boundary for photocurrent generation in organic solar cells and found that more rigid ...
Directed assembly of cathode interlayers enables efficient binary organic solar cells
A methanol-assisted deposition process controlled cathode-interlayer molecular orientation and enabled a binary organic solar cell with certified 20.65% efficiency and ...
Glowing Guest Molecules Push Organic Solar Cells Past 20% Efficiency
Researchers have introduced solid-state emissive guest acceptors that open thermally accessible radiative pathways, suppressing non-radiative voltage losses and enabling certified ...
Computer-Designed Naphthalene Molecules Point to Cheaper, More Efficient Organic Solar Cells
Quantum chemical simulations identify a dinitro-substituted naphthalene chromophore with a record-low energy gap and exciton binding energy as a leading ...
Novel Modeling Approach Required to Address ‘Re-entrant’ Mixing Behavior in Organic Solar Cells
In a groundbreaking study, an international consortium of researchers has successfully charted the phase diagrams of organic solar cells which ...
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