The desire for develo** ultraviolet optoelectronic devices has prompted extensive studies
toward wide-bandgap semiconductor ZnO and its related alloys. Bandgap engineering as …

Thin film technology is a mature field encompassing a wide range of applications such as
electronics, optical communications, and biosystems. The list of potential applications is …

In highly doped semiconductor quantum wells (QWs), electrons populate various energy
states from different subbands and, therefore, several optical intersubband transitions …

The ZnO-based heterostructures are predicted to be promising candidates for optoelectronic
devices in the infrared and terahertz (THz) spectral domains owing to their intrinsic material …

This paper reports on the demonstration of quantum cascade detectors (QCDs) based on
ZnO/ZnMgO quantum wells (QWs) grown by molecular beam epitaxy on an m-plane ZnO …

Intersubband (ISB) transitions are of high significance for light-emitting and light-detecting
devices in the infrared and, when involving large electron densities, for plasmonics and …

Unexpected light propagation effects, such as negative refraction, have been reported in
artificial media. Leveraging on the intersubband resonances in heterostructured …

Intersubband transitions in Zn O material systems are predicted to be promising candidates
for infrared and terahertz (THz) optoelectronic devices due to their unusual material …

Atom Probe Tomography (APT) is a microscopy technique allowing for the 3D reconstruction
of the chemical composition of a nanoscale needle-shaped sample with a precision close to …

New software for the simulation and fitting of specular X-ray reflectivity (XRR) measurements
has been developed. The novel software employs the recursive formalism of the dynamical …