Point defects and impurities strongly affect the physical properties of materials and have a
decisive impact on their performance in applications. First-principles calculations have …

In the past ten years we have witnessed a revival of, and subsequent rapid expansion in, the
research on zinc oxide (ZnO) as a semiconductor. Being initially considered as a substrate …

Zinc oxide (ZnO) is a wide band gap semiconductor with potential applications in
optoelectronics, transparent electronics, and spintronics. The high efficiency of UV emission …

Using first-principles calculations we have studied the electronic and structural properties of
cation vacancies and their complexes with hydrogen impurities in SnO 2, In 2 O 3 and β-Ga …

By combining results from positron annihilation and photoluminescence spectroscopy with
data from Hall effect measurements, the characteristic deep level emission centered at∼ …

Wide band gap semiconducting layer of n-type ZnO thin film was fabricated on n-type Si
substrate with electrochemical deposition technique and the current–voltage (I–V) and the …

Unlike the majority of the silicon-based electronic devices, optoelectronic devices are
predominantly made using III–V and II–VI semiconductor compounds and their alloys …

ZnO has promising potential applications in optoelectronic industry, attributed to its direct
wide band gap (3.37 eV) and high exciton binding energy (60 meV). Optoelectronic …

We report on the growth of epitaxial ZnO thin films and ZnO-based heterostructures on
sapphire substrates by laser molecular beam epitaxy (MBE). We first discuss some recent …

Oxide semiconductors exhibit a range of physical properties and have potential optical,
electronic, and energy applications. Transparent conducting oxides (TCOs) are currently …