Synthesis and characterizations of Eu2O3 nanocrystallites and its effect on optical investigations of Eu3+, Eu2+: SiO2 nanopowder
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2018.01.360
Abstract: Abstract Red and blue solid luminescent nanopowder due to presence of Eu3+/Eu2+ ion doped in SiO2 matrix has been successfully synthesized using sol gel method. Europium activated silica nanophosphors were produced by drying the precursor… read more here.
Keywords: nanopowder; characterizations eu2o3; eu3 eu2; effect optical ... See more keywords
The off-stoichiometry effect on the optical properties of water-soluble copper indium zinc sulfide quantum dots.
Sign Up to like & getrecommendations! Published in 2017 at "Journal of colloid and interface science"
DOI: 10.1016/j.jcis.2017.02.049
Abstract: CuInZnS quantum dots (CIZS QDs) were prepared via reflux method in aqueous solution using CuCl2·2H2O, InCl3·4H2O, Zn(OAc)2·2H2O and Na2S·9H2O as raw materials, l-glutathione (GSH) and sodiumcitrate (SC) as stabilizing agents, respectively. The effects of off-stoichiometry… read more here.
Keywords: stoichiometry effect; water; optical properties; effect optical ... See more keywords
Size-effect on the optical behavior of Fe-doped CuO nanoparticles synthesized by a freeze-drying process
Sign Up to like & getrecommendations! Published in 2018 at "Materials Letters"
DOI: 10.1016/j.matlet.2018.07.009
Abstract: Abstract Cu1-xFexO nanoparticles were prepared by freeze-drying an aqueous solution of copper and iron acetates, followed by a heat treatment. The material was characterized regarding structural, morphological and optical properties by high-resolution X-ray diffraction, transmission… read more here.
Keywords: freeze drying; size effect; size; optical behavior ... See more keywords
Effect of optical pump on the dielectric properties of the Barium Strontium Titanate film
Sign Up to like & getrecommendations! Published in 2017 at "Ferroelectrics"
DOI: 10.1080/00150193.2017.1282777
Abstract: ABSTRACT We investigated the tunability of the dielectric characterization spectra of the Ferroelectric Barium Strontium Titanate (Ba0.5Sr0.5TiO3) thin films in an external optical field through the terahertz time-domain spectroscopy. The real part of the permittivity… read more here.
Keywords: optical field; strontium titanate; barium strontium; effect optical ... See more keywords
A mechanism of effect of optical excitation on resistive switching in ZrO2(Y) films with Au nanoparticles
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Physics D: Applied Physics"
DOI: 10.1088/1361-6463/ac1d11
Abstract: A mechanism of effect of optical excitation on resistive switching of dielectric films with embedded metal nanoparticles (MNPs) has been proposed. The mechanism is related to a charging of the MNPs due to internal photoemission… read more here.
Keywords: excitation resistive; mechanism; effect optical; optical excitation ... See more keywords
Topological Faraday Effect for Optical Vortices in Magnetic Films.
Sign Up to like & getrecommendations! Published in 2023 at "Physical review letters"
DOI: 10.1103/physrevlett.130.166901
Abstract: Here we experimentally demonstrate the topological Faraday effect-the polarization rotation caused by the orbital angular momentum of light. It is found that the Faraday effect of the optical vortex beam passing through a transparent magnetic… read more here.
Keywords: effect; vortices magnetic; topological faraday; faraday effect ... See more keywords
Effect of Optical Feedback on the Wavelength Tuning in DBR Lasers
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Lightwave Technology"
DOI: 10.1109/jlt.2020.2996131
Abstract: Optical feedback has an impact on the tunability of lasers. We created a model of a tunable distributed Bragg reflector (DBR) laser describing the effect of optical feedback from a constant reflector distance on the… read more here.
Keywords: feedback; wavelength tuning; optical feedback; effect optical ... See more keywords
Effect of optical energy modulation on the thermal response of biological tissue: computational and experimental validations.
Sign Up to like & getrecommendations! Published in 2020 at "Biomedical optics express"
DOI: 10.1364/boe.404827
Abstract: This study develops an energy modulation technique to attain a constant interstitial tissue temperature and to induce the predetermined thermal coagulation without carbonization in tissue. An optical diffuser was employed to deliver 1064 nm light to… read more here.
Keywords: modulation; biological tissue; tissue; energy modulation ... See more keywords