Cathodoluminescence (CL) is a powerful tool for the investigation of optical properties of
materials. In recent years, its combination with scanning transmission electron microscopy …

This review paper presents an overview of the optical characterization techniques for Indium
Gallium Nitride (InGaN) quantum well (QW) structures at a nanoscale. The two major …

Monolayer two-dimensional transitional metal dichalcogenides, such as MoS2, WS2, and
WSe2, are direct band gap semiconductors with large exciton binding energy. They attract …

Nano-optical studies of confined modes in planar waveguides have attracted significant
interest as a means to probe exciton-polaritons and other hybrid light-matter quasiparticles …

Ultrafast transmission electron microscopy (UTEM) combines sub-picosecond time-
resolution with the versatility of TEM spectroscopies. It allows us to study the ultrafast …

Nitride-based three-dimensional core–shell nanorods (NRs) are promising candidates for
the achievement of highly efficient optoelectronic devices. For a detailed understanding of …

The dependence of excited electron–hole state properties on the size of their host
semiconducting nanostructures is the seed for a plethora of applications such as light …

InGaN-based materials and structures have attracted extensive attention in developing
green light-emitting diodes (LEDs), but the fabrication of high-performance low-dimensional …

Higher indium incorporation in self-organized triangular nanoprisms at the edges of
InGaN/GaN core-shell nanorods is directly evidenced by spectral cathodoluminescence …

III-nitride core-shell nanorods are promising for the development of high efficiency light
emitting diodes and novel optical devices. We reveal the nanoscale optical and structural …