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 …

Organic photovoltaic (OPV) cells represent an exciting class of renewable energy
technology; they are lightweight and flexible, and have a low production cost. Over the last …

With the power conversion efficiency of polymer solar cells (PSCs) approaching the
milestone value of 10%, their instability associated with a low work function metal cathode …

The research on the polymer-based solar cells (PSCs) has attracted an increasing amount
of attention in recent years because PSCs pose potential advantages over mainstream …

This Perspective introduces the Harvard Clean Energy Project (CEP), a theory-driven search
for the next generation of organic solar cell materials. We give a broad overview of its setup …

In recent years, conjugated polymers have attracted great attention in the application as
photovoltaic donor materials in polymer solar cells (PSCs). Broad absorption, lower-energy …

Open-circuit voltage (VOC) is the maximum voltage a solar cell can provide to an external
circuit, which is derived from the splitting of hole and electron quasi-Fermi levels. In …

Intermolecular charge transfer (CT) states at the interface between electron-donating (D)
and electron-accepting (A) materials in organic thin films are characterized by absorption …

To explore the potential of ternary blend bulk heterojunction (BHJ) photovoltaics as a
general platform for increasing the attainable performance of organic solar cells, a model …

Ternary blend bulk heterojunction (BHJ) solar cells containing as donor polymers two P3HT
analogues, high-band-gap poly (3-hexylthiophene-co-3-(2-ethylhexyl) thiophene)(P3HT75 …