DFT calculations of the surface and the electronic structure of silicon core approximants for sensing
Sign Up to like & getrecommendations! Published in 2017 at "Optik"
DOI: 10.1016/j.ijleo.2017.09.022
Abstract: Abstract Silicon core approximants terminated with hydrogen, hydroxyl and methyl termination were investigated by density-functional-theory calculations within B3LYP hybrid functional formalism using 6–31G(d) Gaussian type molecular-orbital basis set. Optimized geometric structures including bond lengths and… read more here.
Keywords: bond; dft calculations; silicon; silicon core ... See more keywords
Analysis of photonic crystal fiber with silicon core for efficient supercontinuum generation
Sign Up to like & getrecommendations! Published in 2019 at "Optik"
DOI: 10.1016/j.ijleo.2019.01.104
Abstract: Abstract Silicon is a widely used material due to its strong properties especially low loss and high nonlinearity in the wavelength range 1.2–6 μm. Also, photonic crystal fibers (PCFs) have been extensively involved in producing spectral… read more here.
Keywords: crystal; silicon; silicon core; supercontinuum generation ... See more keywords
Silicon-Core Carbon-Shell Nanoparticles for Lithium-ion Batteries: Rational Comparison Between Amorphous and Graphitic Carbon Coatings.
Sign Up to like & getrecommendations! Published in 2019 at "Nano letters"
DOI: 10.1021/acs.nanolett.9b02835
Abstract: Silicon-core carbon-shell nanoparticles have been widely studied as promising candidates for the replacement of graphite in commercial lithium-ion batteries. Over more than 10 years of R&D, the many groups actively working in this field have… read more here.
Keywords: carbon; ion batteries; graphitic carbon; shell ... See more keywords
Micromachined Silicon-Core Substrate-Integrated Waveguides at 220–330 GHz
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Microwave Theory and Techniques"
DOI: 10.1109/tmtt.2020.3022060
Abstract: In this article, we present a new technology platform for creating compact and loss-efficient wafer-scale integrated micromachined substrate-integrated waveguides with silicon-core (Si-SIWs) for the 230–330-GHz frequency range. The silicon dielectric core enables highly integrated sub-millimeter-wave… read more here.
Keywords: 330 ghz; substrate integrated; ghz; integrated waveguides ... See more keywords
Tapered silicon core fibers with nano-spikes for optical coupling via spliced silica fibers.
Sign Up to like & getrecommendations! Published in 2017 at "Optics express"
DOI: 10.1364/oe.25.024157
Abstract: Reported here is the fabrication of tapered silicon core fibers possessing a nano-spike input that facilitates their seamless splicing to conventional single mode fibers. A proof-of-concept 30 µm cladding diameter fiber-based device is demonstrated with… read more here.
Keywords: silicon core; nano spike; tapered silicon; core fibers ... See more keywords
Raman enhanced four-wave mixing in silicon core fibers.
Sign Up to like & getrecommendations! Published in 2022 at "Optics letters"
DOI: 10.1364/ol.451785
Abstract: A strong Raman enhancement to the four-wave mixing (FWM) conversion efficiency is obtained in a silicon core fiber (SCF) when pumped with a continuous-wave (CW) source in the telecom band. By tapering the SCFs to… read more here.
Keywords: core; silicon core; wave mixing; four wave ... See more keywords