Application of the photoacoustic approach in the characterization of nanostructured materials
A new generation of sensors can be engineered based on the sensing of several markers to
satisfy the conditions of the multimodal detection principle. From this point of view …
satisfy the conditions of the multimodal detection principle. From this point of view …
Design, fabrication, and optical characterization of one-dimensional photonic crystals based on porous silicon assisted by in-situ photoacoustics
CF Ramirez-Gutierrez, HD Martinez-Hernandez… - Scientific reports, 2019 - nature.com
We present a methodology to fabricate one-dimensional porous silicon (PSi) photonic
crystals in the visible range by controlled etching and monitored by photoacoustics …
crystals in the visible range by controlled etching and monitored by photoacoustics …
Impact of a topological defect and Rashba spin-orbit interaction on the thermo-magnetic and optical properties of a 2D semiconductor quantum dot with Gaussian …
JD Castano-Yepes, DA Amor-Quiroz… - Physica E: Low …, 2019 - Elsevier
In this paper, we examine the effect of introducing a conical disclination on the thermal and
optical properties of a two dimensional GaAs quantum dot in the presence of a uniform and …
optical properties of a two dimensional GaAs quantum dot in the presence of a uniform and …
Photoacoustic characterization of nanowire arrays formed by metal-assisted chemical etching of crystalline silicon substrates with different doping level
Silicon nanowire (SiNW) arrays were investigated by gas-microphone photoacoustic (PA)
technique to evaluate the thermal conductivity and optical absorption. The arrays with …
technique to evaluate the thermal conductivity and optical absorption. The arrays with …
Effects of the interface roughness in the optical response of one-dimensional photonic crystals of porous silicon
IA Lujan-Cabrera, CF Ramirez-Gutierrez… - Physica B: Condensed …, 2019 - Elsevier
Photonic structures such as distributed Bragg reflectors (DBR) frequently present fabrication
defects like as rough interfaces. Also, other materials like porous media present these …
defects like as rough interfaces. Also, other materials like porous media present these …
In situ photoacoustic study of optical properties of p-type (111) porous silicon thin films
Porous silicon (PSi) on p++-type (111) silicon substrate has been fabricated by electronically
etching method in hydrofluoric acid (HF) media from 5 to 110 mA/cm 2 of anodizing current …
etching method in hydrofluoric acid (HF) media from 5 to 110 mA/cm 2 of anodizing current …
Super-statistical description of thermo-magnetic properties of a system of 2D GaAs quantum dots with gaussian confinement and Rashba spin–orbit interaction
JD Castano-Yepes, DA Amor-Quiroz - Physica A: Statistical Mechanics and …, 2020 - Elsevier
We examine the effect of non-equilibrium processes modeled by the introduction of a
generalized Boltzmann factor on the thermal and magnetic properties of an array of two …
generalized Boltzmann factor on the thermal and magnetic properties of an array of two …
Porosity and roughness determination of porous silicon thin films by genetic algorithms
CF Ramirez-Gutierrez, JD Castaño-Yepes… - Optik, 2018 - Elsevier
The problem of determining the porous silicon (PSi) optical constants, thickness, porosity,
and surface quality using just reflectance data is board employing evolutionary algorithms …
and surface quality using just reflectance data is board employing evolutionary algorithms …
A comparative study on heat capacity, magnetization and magnetic susceptibility for a GaAs quantum dot with asymmetric confinement
JD Castano-Yepes, CF Ramirez-Gutierrez… - Physica E: Low …, 2018 - Elsevier
In this work, thermal and magnetic properties for an electron with cylindrical confinement in
presence of external electric and magnetic fields have been investigated. It was found that …
presence of external electric and magnetic fields have been investigated. It was found that …
Study of the optical response of oxidized porous silicon structures by thermal oxidation in air
RF Sierra-Moreno, IA Lujan-Cabrera… - Journal of Materials …, 2022 - Springer
This work proposes a methodology based on porous silicon (PSi) thermal oxidation in an air
atmosphere to reduce its optical losses and change the optical response of one-dimensional …
atmosphere to reduce its optical losses and change the optical response of one-dimensional …