Time-resolved and fluorescence excitation-emission matrix measurements of lanthanide (Gd3+, Tb3+ and Dy3+) doped silver-zinc borate glasses

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Time-resolved and fluorescence excitation-emission matrix measurements of lanthanide (Gd3+, Tb3+ and Dy3+) doped silver-zinc borate glasses. / Nandyala, Sooraj; Walsh, B.M.; Hungerford, G; Santos, J.D.; Stamboulis, Artemis.

In: Materials Letters, Vol. 273, 127935, 15.08.2020.

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@article{3dfd7c67964b423ba5d2d8c513a93b89,
title = "Time-resolved and fluorescence excitation-emission matrix measurements of lanthanide (Gd3+, Tb3+ and Dy3+) doped silver-zinc borate glasses",
abstract = "This paper reports the time-resolved luminescence and excitation-emission matrix measurements of three different lanthanide ions Gadolinium, Gd3+ (GdG), Terbium, Tb3+ (TbG) and Dysprosium, Dy3+(DyG) doped silver-zinc borate glasses. The GdG and TbG glasses were excited at 267 nm and 371 nm, respectively, and time-resolved luminescence measurements used to evaluate how the randomness of the network can influence the lanthanide ion emission. The GdG glass exhibited ultraviolet radiation (UVR) at around 310 nm with a 6P7/2 → 8S7/2 transition. Similarly, a sharp band at 545 nm with a 5D4 → 7F5 transition provided a bright green coloured emission from the TbG glass. To further elucidate the Dy3+ emission, steady-state luminescence (SSL), excitation-emission matrix (EEM) studies and decay associated spectra (DAS) were obtained. These showed a bright yellow emission transition (4F7/2 →6H9/2), 571 nm composed of species with decay times of 0.062, 0.148, 0.337 and 0.701 ms. Among them, an ideal decay time was observed at 0.701 ms along with a dependency of the DyG glass lifetimes on the emission intensity.",
keywords = "Gd3+, Tb3+ and Dy3+ Glasses, Excitation, Emission Matrix (EEM)",
author = "Sooraj Nandyala and B.M. Walsh and G Hungerford and J.D. Santos and Artemis Stamboulis",
year = "2020",
month = may,
day = "4",
doi = "10.1016/j.matlet.2020.127935",
language = "English",
volume = "273",
journal = "Materials Letters",
issn = "0167-577X",
publisher = "Elsevier",

}

RIS

TY - JOUR

T1 - Time-resolved and fluorescence excitation-emission matrix measurements of lanthanide (Gd3+, Tb3+ and Dy3+) doped silver-zinc borate glasses

AU - Nandyala, Sooraj

AU - Walsh, B.M.

AU - Hungerford, G

AU - Santos, J.D.

AU - Stamboulis, Artemis

PY - 2020/5/4

Y1 - 2020/5/4

N2 - This paper reports the time-resolved luminescence and excitation-emission matrix measurements of three different lanthanide ions Gadolinium, Gd3+ (GdG), Terbium, Tb3+ (TbG) and Dysprosium, Dy3+(DyG) doped silver-zinc borate glasses. The GdG and TbG glasses were excited at 267 nm and 371 nm, respectively, and time-resolved luminescence measurements used to evaluate how the randomness of the network can influence the lanthanide ion emission. The GdG glass exhibited ultraviolet radiation (UVR) at around 310 nm with a 6P7/2 → 8S7/2 transition. Similarly, a sharp band at 545 nm with a 5D4 → 7F5 transition provided a bright green coloured emission from the TbG glass. To further elucidate the Dy3+ emission, steady-state luminescence (SSL), excitation-emission matrix (EEM) studies and decay associated spectra (DAS) were obtained. These showed a bright yellow emission transition (4F7/2 →6H9/2), 571 nm composed of species with decay times of 0.062, 0.148, 0.337 and 0.701 ms. Among them, an ideal decay time was observed at 0.701 ms along with a dependency of the DyG glass lifetimes on the emission intensity.

AB - This paper reports the time-resolved luminescence and excitation-emission matrix measurements of three different lanthanide ions Gadolinium, Gd3+ (GdG), Terbium, Tb3+ (TbG) and Dysprosium, Dy3+(DyG) doped silver-zinc borate glasses. The GdG and TbG glasses were excited at 267 nm and 371 nm, respectively, and time-resolved luminescence measurements used to evaluate how the randomness of the network can influence the lanthanide ion emission. The GdG glass exhibited ultraviolet radiation (UVR) at around 310 nm with a 6P7/2 → 8S7/2 transition. Similarly, a sharp band at 545 nm with a 5D4 → 7F5 transition provided a bright green coloured emission from the TbG glass. To further elucidate the Dy3+ emission, steady-state luminescence (SSL), excitation-emission matrix (EEM) studies and decay associated spectra (DAS) were obtained. These showed a bright yellow emission transition (4F7/2 →6H9/2), 571 nm composed of species with decay times of 0.062, 0.148, 0.337 and 0.701 ms. Among them, an ideal decay time was observed at 0.701 ms along with a dependency of the DyG glass lifetimes on the emission intensity.

KW - Gd3+

KW - Tb3+ and Dy3+ Glasses

KW - Excitation

KW - Emission Matrix (EEM)

U2 - 10.1016/j.matlet.2020.127935

DO - 10.1016/j.matlet.2020.127935

M3 - Article

VL - 273

JO - Materials Letters

JF - Materials Letters

SN - 0167-577X

M1 - 127935

ER -