Photoluminescence properties of cerium oxide nanoparticles as a function of lanthanum content
The structural and photoluminescent properties at room temperature of CeO 2 and La-doped
CeO 2 particles were undertaken. The obtained particles were synthesized by a microwave …
CeO 2 particles were undertaken. The obtained particles were synthesized by a microwave …
Chalcogenide Perovskite Thin Films with Controlled Phases for Optoelectronics
Chalcogenide perovskites have emerged as promising semiconductor materials due to their
appealing properties, including tunable bandgaps, high absorption coefficients, reasonable …
appealing properties, including tunable bandgaps, high absorption coefficients, reasonable …
Photoluminescence and High-Temperature Persistent Photoconductivity Experiments in SnO2 Nanobelts
ER Viana, JC González, GM Ribeiro… - The Journal of …, 2013 - ACS Publications
The persistent photoconductivity (PPC) effect was studied in individual tin oxide (SnO2)
nanobelts as a function of temperature, in air, helium, and vacuum atmospheres, and low …
nanobelts as a function of temperature, in air, helium, and vacuum atmospheres, and low …
Electrical behavior of cerium dioxide films exposed to different gases atmospheres
RC Deus, RAC Amoresi, PM Desimone, F Schipani… - Ceramics …, 2016 - Elsevier
Here we present an easy-reproducible microwave-assisted hydrothermal route for preparing
pure nanocrystalline CeO 2 films. The produced materials were characterized using a wide …
pure nanocrystalline CeO 2 films. The produced materials were characterized using a wide …
Light-induced nonthermal population of optical phonons in nanocrystals
Raman spectroscopy is widely used to study bulk and nanomaterials, where information is
frequently obtained from spectral line positions and intensities. In this study, we monitored …
frequently obtained from spectral line positions and intensities. In this study, we monitored …
Structural and optical characterization of Mg-doped GaAs nanowires grown on GaAs and Si substrates
We report an investigation on the morphological, structural, and optical properties of large
size wurtzite GaAs nanowires, low doped with Mg, grown on GaAs (111) B and Si (111) …
size wurtzite GaAs nanowires, low doped with Mg, grown on GaAs (111) B and Si (111) …
Fluctuating potentials in GaAs: Si nanowires: critical reduction of the influence of polytypism on the electronic structure
In this work, the effects of Si doping in GaAs nanowires (NWs) grown on GaAs (111) B by
molecular beam epitaxy with different Si doping levels (nominal free carrier concentrations …
molecular beam epitaxy with different Si doping levels (nominal free carrier concentrations …
New insights into the temperature-dependent photoluminescence of Mg-doped GaAs nanowires and epilayers
The intentional introduction of impurities in semiconductor nanowires is very important in
view of device applications. Doping affects the electronic energy level structure which in the …
view of device applications. Doping affects the electronic energy level structure which in the …
Electrical properties of polytypic Mg doped GaAs nanowires
N Cifuentes, ER Viana, H Limborço… - Journal of …, 2016 - Wiley Online Library
The electrical transport properties of individual Mg doped GaAs nanowires are investigated.
It is shown that Mg can be successfully used as a nontoxic p‐type dopant in GaAs …
It is shown that Mg can be successfully used as a nontoxic p‐type dopant in GaAs …
Electronic transport in p‐type Mg‐doped GaAs nanowires
N Cifuentes, H Limborço, ER Viana… - … status solidi (b), 2016 - Wiley Online Library
The electronic transport properties of several Mg‐doped GaAs nanowires are investigated. It
is shown that Mg can be successfully used as a nontoxic and noncarcinogenic p‐type …
is shown that Mg can be successfully used as a nontoxic and noncarcinogenic p‐type …