Enhanced upconversion emission and temperature sensor sensitivity in presence of Bi3+ ions in Er3+/Yb3+ co-doped MgAl2O4 phosphor
Sign Up to like & getrecommendations! Published in 2018 at "Ceramics International"
DOI: 10.1016/j.ceramint.2018.02.190
Abstract: Abstract Mg0(.95-x)ErxYb0.05Al2O4 (x = 0.3, 0.5, 0.7, 1.0, and 1.5 mol%) and Mg(0.943-y)Er.007Yb0.05BiyAl2O4 (y = 2, 5, 7, 10, and 15 mol%) phosphor samples have been synthesized by solid state reaction method. The X-ray diffraction (XRD) measurements confirm the cubic phase… read more here.
Keywords: temperature sensor; phosphor; bi3 ions; emission ... See more keywords
Improving red afterglow properties of CaZnGe2O6: Mn2+ by co-doping Bi3+
Sign Up to like & getrecommendations! Published in 2021 at "Optik"
DOI: 10.1016/j.ijleo.2021.167799
Abstract: Abstract Bi3+, Mn2+ co-doped CaZnGe2O6 red long afterglow materials were prepared by high temperature solid state reaction method. The phosphor has broad excitation band ranging from 220 nm to 350 nm with two peaks at 255 nm and… read more here.
Keywords: afterglow properties; red afterglow; bi3; caznge2o6 mn2 ... See more keywords
A study of optical properties and site preference of Bi3+/Eu3+ co-doped CaLa4Si3O13 red-emitting phosphors for w-LED applications
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Luminescence"
DOI: 10.1016/j.jlumin.2019.116821
Abstract: Abstract Eu3+ ions are commonly employed as emitting centres for red phosphors, which suffer from the small absorption cross-sections. In this work, Bi3+ ions are used to sensitize Eu3+ ions in CaLa4Si3O13 host as an… read more here.
Keywords: site preference; preference bi3; bi3; bi3 ions ... See more keywords
Development of highly selective dual mode chromogenic and fluorogenic chemosensor for Bi3+ ions
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Molecular Structure"
DOI: 10.1016/j.molstruc.2020.128143
Abstract: Abstract A new dual mode chemosensor 8-methoxy-2-(thiophen-2-yl) quinolone (L) was synthesised for selective and sensitive detection of Bi3+ ions. The selective distinct colorimetric response and fluorescence quenching were observed upon interaction of L with Bi3+… read more here.
Keywords: dual mode; chemosensor; development highly; bi3 ... See more keywords
Enhancement of the near-infrared emission of Ce3+–Yb3+ co-doped Y3Al5O12 phosphors by doping Bi3+ ions
Sign Up to like & getrecommendations! Published in 2017 at "RSC Advances"
DOI: 10.1039/c7ra02943h
Abstract: Ce3+–Yb3+ co-doped Y3Al5O12 phosphors are one of most the potential candidates of down-conversion materials for photovoltaic cells. To improve the near-infrared emission from Yb3+ ions, Bi3+ ions were introduced into the phosphors. The experimental results… read more here.
Keywords: ce3 yb3; near infrared; yb3; bi3 ions ... See more keywords