Hole‐transporting layers (HTLs) are an essential component in inverted, p–i–n perovskite
solar cells (PSCs) where they play a decisive role in extraction and transport of holes …

Recently, perovskite solar cells (PSCs) have attracted much attention owing to their high
power conversion efficiency (25.2%) and low fabrication cost. However, the short lifetime …

Perovskite/silicon tandem solar cells are promising avenues for achieving high‐performance
photovoltaics with low costs. However, the highest certified efficiency of perovskite/silicon …

The use of organic and inorganic double hole layers allows for efficient tuning of the
matching of energy levels between each layer and improve the photovoltaic performance …

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 power conversion efficiency (PCE) of NiO based perovskite solar cells has recently hit a
record 22.1% with a hybrid organic–inorganic perovskite composition and a PCE above …

The emergence of inverted perovskite solar cells (PSCs) has attached great attention
derived from the potential in improving stability. Charge transporting layer, especially hole …

Inverted perovskite solar cells (PSCs) based on formamidinium-cesium (FACs) perovskites
with nickel oxide as hole transport layer (HTL) have attracted much attention due to their …

Recently, halide perovskites (HPs) and layered two-dimensional (2D) materials have
received significant attention from industry and academia alike. HPs are emerging materials …

High‐quality charge carrier transport materials are of key importance for stable and efficient
perovskite‐based photovoltaics. This work reports on electron‐beam‐evaporated nickel …