Oxide perovskites have emerged as an important class of materials with important
applications in many technological areas, particularly thermocatalysis, electrocatalysis …

High strain piezoelectric ceramics are the state-of-the-art materials for high precision,
positioning devices. A comprehensive review of the latest developments of the various types …

At the end of a rush lasting over half a century, in which CMOS technology has been
experiencing a constant and breathtaking increase of device speed and density, Moore's …

Positron annihilation spectroscopy is particularly suitable for studying vacancy-type
defects<? format?> in semiconductors. Combining state-of-the-art experimental and …

Perovskite photovoltaics advance rapidly, but questions remain regarding point defects:
while experiments have detected the presence of electrically active defects no …

A large body of work has been reported in the last 5 years on the development of lead‐free
piezoceramics in the quest to replace lead–zirconate–titanate (PZT) as the main material for …

Cation vacancies on both sublattices (V Ti, V Sr) have been identified in homoepitaxial
pulsed laser deposited SrTiO 3 films using high intensity variable energy positron …

Ferroelectric oxides are used in many modern technologies including sensors, actuators,
thin-film memories and energy harvesting. Ferroelectrics of similar composition often show …

Luminescent materials often suffer from thermal quenching (TQ), limiting the continuation of
their applications under high temperatures up to 473 K. The formation of defect levels could …

The polycrystalline samples of undoped BiFeO 3, Ce doped BiFeO 3 (Bi 0.9 Ce 0.1 FeO 3)
and Zr dpoped BiFeO 3 (BiFe 0.9 Zr 0.1 O 3) were prepared by rapid liquid phase sintering …