The performance of perovskite solar cells with inverted polarity (pin) is still limited by
recombination at their electron extraction interface, which also lowers the power conversion …

Modifying perovskite surface using various organic ammonium halide cations has proven to
be an effective approach for enhancing the overall performance of perovskite solar cells …

The investigation of chemical and optoelectronic properties of halide perovskite layers and
associated interfaces is crucial to harness the full potential of perovskite solar cells. Depth …

Hole transport layer plays an important role in extracting and transporting photogenerated
holes from the perovskite layer and suppressing back electron in Perovskite solar cell (PSC) …

The presence of defects and detrimental reactions at NiO x/perovskite interface extremely
limit the efficiency performance and long-term stability of the perovskite solar cells (PSCs) …

The inverted perovskite solar cells (PSCs) are gaining increasing attention recently for their
unprecedented advantages, such as better integration with tandem and flexible designs …

Delicate interface modification is necessary for improving the photovoltaic performance of a
perovskite solar cell (PSC). Herein, two asymmetric small molecules, termed BTD-DA and …

Carrier recombination at the interface between charge extraction layers and the perovskite
photoactive layer in solar cells reduces the quasi-Fermi level splitting (QFLS) and hence the …

Power conversion efficiency (PCE) and long‐term stability are two vital issues for perovskite
solar cells (PSCs). However, there is still a lack of suitable hole transport layers (HTLs) to …

Nickel oxide (NiO x), as an inorganic p-type semiconductor, has been widely adopted as
hole-transporting layers in perovskite solar cells. Despite its superior material stability, the …