Fabrication of broadband antireflection coatings using wavelength-indirect broadband optical monitoring
Sign Up to like & getrecommendations! Published in 2018 at "Optik"
DOI: 10.1016/j.ijleo.2017.11.031
Abstract: Abstract Multi-layer optical coatings with complex spectrum requirements, such as multi-band pass filters, notch filters, ultra-broadband antireflection coating and etc., whose working wavelength is out of monitoring wavelength range, are difficult to be fabricated using… read more here.
Keywords: broadband antireflection; broadband optical; optical monitoring; broadband ... See more keywords
Enhanced gain bandwidth of Tm3+ and Er3+ doped tellurite glasses for broadband optical amplifier
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Non-Crystalline Solids"
DOI: 10.1016/j.jnoncrysol.2019.119501
Abstract: Abstract In this work, (90-x-y)TeO2-10GeO2-(x)Tm2O3-(y)Er2O3 composition of germano-tellurite glasses were synthesized by traditional melting and quenching technique and the spectroscopic properties of synthesized glasses were investigated. The values of Judd-Ofelt (JO) intensity parameters (Ωt(t = 2, 4, 6)), spontaneous… read more here.
Keywords: broadband optical; gain bandwidth; tellurite glasses; optical amplifier ... See more keywords
Broadband optical diode and giant nonreciprocal tunable light localization
Sign Up to like & getrecommendations! Published in 2021 at "Optical Materials"
DOI: 10.1016/j.optmat.2021.110807
Abstract: Abstract Some new properties of optical diodes were investigated, as well as compared with the known ones for the following three systems: 1) an isotropic magnetoactive layer, 2) a magnetophotonic crystal layer, and 3) a… read more here.
Keywords: light localization; magneto optical; broadband optical; optical activity ... See more keywords
Wavelength-Dependent Nonlinear Optical Absorption and Broadband Optical Limiting in Au-Fe2O3-rGO Nanocomposites
Sign Up to like & getrecommendations! Published in 2018 at "ACS Applied Nano Materials"
DOI: 10.1021/acsanm.8b01544
Abstract: Broadband optical limiting and wavelength-dependent nonlinear absorption studies of Au-Fe2O3-(15, 25, 40 wt %)rGO (reduced graphene oxide) nanocomposites were investigated using the Z-scan technique and excited with femtosecond (700–900 nm, 80 MHz, 150 fs) laser… read more here.
Keywords: absorption; rgo; broadband optical; wavelength dependent ... See more keywords
Ultrafast and broadband optical nonlinearity in aluminum doped zinc oxide colloidal nanocrystals.
Sign Up to like & getrecommendations! Published in 2019 at "Nanoscale"
DOI: 10.1039/c9nr04337c
Abstract: Heavily doped oxide semiconductors can be tailored for widespread application in near-infrared (NIR) and mid-infrared (mid-IR) wavelength ranges because of both functional and fabrication advantages. Here, the ultrafast and broadband nonlinear saturable absorption of Al-doped… read more here.
Keywords: ultrafast broadband; zinc oxide; broadband optical; broadband ... See more keywords
A broadband optical pH sensor using upconversion luminescence
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Materials Chemistry C"
DOI: 10.1039/d1tc00792k
Abstract: A non-contact optical pH and temperature sensor of the surrounding fluid medium based on the luminescence of an optically trapped single upconversion nanoparticle inside a microfluidic channel. read more here.
Keywords: using upconversion; sensor using; broadband optical; optical sensor ... See more keywords
Broadband optical absorption using graphene-wrapped cross-hair/nano-rod combination
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Electromagnetic Waves and Applications"
DOI: 10.1080/09205071.2020.1835563
Abstract: In this paper, an assembly of substrate mediated graphene-coated cylindrical nano-rods is proposed as an efficient broadband absorber. Initially, a square lattice of isolated graphene-based particles is considered and a single-band perfect optical absorber is… read more here.
Keywords: absorption; optical absorption; using graphene; absorption using ... See more keywords
Broadband optical vortex generation from patterned cholesteric liquid crystals
Sign Up to like & getrecommendations! Published in 2017 at "Molecular Crystals and Liquid Crystals"
DOI: 10.1080/15421406.2017.1285095
Abstract: ABSTRACT Singular optics is an emerging field, in which an optical wave with a helical wavefront is handled for optical manipulation and nanofabrication. We present a method to generate optical vortices via reflection from cholesteric… read more here.
Keywords: crystals broadband; optical vortex; broadband optical; liquid crystals ... See more keywords
Ultra-Flat and Broadband Optical Frequency Comb Generator via a Single Mach–Zehnder Modulator
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Photonics Technology Letters"
DOI: 10.1109/lpt.2016.2640276
Abstract: An ultra-flat and broadband optical frequency comb (OFC) generator is proposed and experimentally demonstrated by directly modulating a dual-driven Mach–Zehnder Modulator (MZM) with only one RF signal. The proposed scheme can generate two forms of… read more here.
Keywords: frequency; broadband optical; ultra flat; optical frequency ... See more keywords
OOFDM Signal Transmission Using a Single Optical Broadband Source
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Photonics Technology Letters"
DOI: 10.1109/lpt.2017.2668464
Abstract: In this letter, optical OFDM signal transmission is demonstrated by using a broadband optical source over a 10 km fiber link. OFDM signal transmission usually employs lasers to generate the optical carrier since the chromatic… read more here.
Keywords: transmission; source; broadband optical; transmission using ... See more keywords
Ultra-broadband all-optical sampling of optical waveforms
Sign Up to like & getrecommendations! Published in 2022 at "Science Advances"
DOI: 10.1126/sciadv.ade1029
Abstract: Optical-field sampling techniques provide direct access to the electric field of visible and near-infrared light. The existing methods achieve the necessary bandwidth using highly nonlinear light-matter interaction that involves ionization of atoms or generation of… read more here.
Keywords: sampling optical; ultra broadband; broadband optical; optical waveforms ... See more keywords