This review article discusses the current designs and synthetic procedures for organic small
molecules as hole-transporting materials (HTMs) with a focus on their structure–property …

Photovoltaic solar cells based on perovskites have come to the forefront in science by
achieving exceptional power conversion efficiencies (PCEs) in less than a decade of …

With the application of organic–inorganic hybrid perovskites to liquid‐type solar cells, the
unprecedented development of perovskite solar cells (Per‐SCs) has been boosted by the …

Two hole‐extraction materials (HEMs), TPP‐OMeTAD and TPP‐SMeTAD, have been
developed to facilitate the fabrication of efficient p‐i‐n perovskite solar cells (PVSCs). By …

Composites or hybrid materials offer diverse properties not achievable in pure materials.
Here we critically review the interesting and controllable fluorescence and photothermal …

Nowadays hole-transporting materials based on conductive small organic molecules and
polymers have become the hottest topic in high-performance perovskite solar cells …

Organic–inorganic halide perovskite solar cells (PSCs) have become one of the most
exciting fields in the search for renewable energy sources with the power conversion …

Inspired by the structural feature of the classical hole‐transport material (HTM), Spiro‐
OMeTAD, many analogues based on a highly symmetrical spiro‐core were reported for …

This article reviews various dopant‐free hole transporting materials (HTMs) used in
perovskite solar cells (PSCs) in three main categories including inorganic, polymeric, and …

In this study, two newly developed small molecules based on 9, 9-bis (4-
diphenylaminophenyl) fluorene functionalized with triphenylamine moieties, namely TPA-2 …