BACKGROUND Semiconductor materials feature optical and electronic properties that can
be engineered through their composition and crystal structure. The use of semiconductors …

Ionizing radiation such as X-rays and γ-rays has been extensively studied and used in
various fields such as medical imaging, radiographic nondestructive testing, nuclear …

Unipolar barrier structures are used to suppress dark current in photodetectors by blocking
majority carriers. Designing unipolar barriers with conventional materials is challenging due …

Imagers that operate in the near-infrared region (wavelengths of 0.7–1.4 µm) are of use in
applications such as material sorting, machine vision and autonomous driving. However …

This review traces nanocrystal quantum dot (QD) research from the early discoveries to the
present day and into the future. We describe the extensive body of theoretical and …

Semiconductors with multiple anions currently provide a new materials platform from which
improved functionality emerges, posing new challenges and opportunities in material …

The design of nanoparticles is critical for their efficient use in many applications ranging from
biomedicine to sensing and energy. While shape and size are responsible for the properties …

Halide perovskites, in the form of thin films and colloidal nanocrystals, have recently taken
semiconductor optoelectronics research by storm, and have emerged as promising …

Self‐powered broadband photodetectors exhibit excellent self‐powered and wide‐band
photoresponse from visible to infrared region and attract enormous attention due to their …

Monitoring harmful and toxic chemicals, gases, microorganisms, and radiation has been a
challenge to the scientific community for the betterment of human health and environment …