Lead halide perovskite solar cells (PSCs) have become a promising next-generation
photovoltaic technology due to their skyrocketed power conversion efficiency. However, the …

Despite the rapid progress in the power conversion efficiency (PCE) from 3.8% to 25.5%
with ten years of effort, the real outdoor applications of perovskite solar cells (PSCs) are still …

Record power conversion efficiencies (PCEs) of perovskite solar cells (PSCs) have been
obtained with the organic hole transporter 2, 2′, 7, 7′-tetrakis (N, N-di-p-methoxyphenyl …

High-quality defect passivation at perovskite/charge extraction layer heterojunctions in
perovskite solar cells is critical to solar device operation. Here we report a …

Nickel oxide (NiO x) hole transport layers (HTLs) are desirable contacts for perovskite
photovoltaics because they are low cost, stable, and readily scalable; however, they deliver …

In recent years, the perovskite solar cells have gained much attention because of their ever-
increasing power conversion efficiency (PCE), simple solution fabrication process, flyable …

Lead halide perovskites are promising semiconducting materials for solar energy
harvesting. However, the presence of heavy-metal lead ions is problematic when …

The stability of perovskite solar cells (PSCs) has been considered as the largest obstacle to
their commercialization. Herein, we observed that the main failure mechanism for MAPbI 3 …

Perovskite solar cells (PSCs) with a power conversion efficiency (PCE) overpassing 25%
have proved to be the most promising competitor for the next‐generation photovoltaic …

The photovoltaics of organic–inorganic lead halide perovskite materials have shown rapid
improvements in solar cell performance, surpassing the top efficiency of semiconductor …