The primary motivation behind efforts to understand the properties of lead sulfide (PbS) is its
technological importance as the foundation of modern semiconductor optoelectronics. PbS …

Solar‐driven photoelectrochemical (PEC) hydrogen evolution is a promising and
sustainable approach to convert solar energy into a fuel that can be stored. Semiconductor …

The chemistry, material processing and fundamental understanding of colloidal
semiconductor nanocrystals (quantum dots) are advancing at an astounding rate, bringing …

Ambipolar or bipolar transistors are transistors in which both holes and electrons are mobile
inside the conducting channel. This device allows switching among several states: the hole …

Despite increasing greatly in power conversion efficiency in recent times, lead sulfide
quantum dot (PbS QD) solar cells still suffer from a low open circuit voltage (VOC) and fill …

Abstract Temperature-dependent photoluminescence (TDPL), one of the most effective and
powerful optical characterisation methods, is widely used to investigate carrier transport and …

The surface chemistry of colloidal quantum dots (CQD) play a crucial role in fabricating
highly efficient and stable solar cells. However, as‐synthesized PbS CQDs are significantly …

The impact of post-synthetic treatments of nanocrystals (NCs) on the performance of
Schottky solar cells, where the active PbS nanocrystal layer is sandwiched directly between …

Improving devices incorporating solution-processed nanocrystal-based semiconductors
requires a better understanding of charge transport in these complex, inorganic–organic …

We implement three complementary techniques to quantify the number, energy, and
electronic properties of trap states in nanocrystal (NC)-based devices. We demonstrate that …