Comparative study of Sm3+ ions doped phosphate based oxide and oxy-fluoride glasses for solid state lighting applications

M Shoaib, G Rooh, R Rajaramakrishna… - Journal of Rare …, 2019 - Elsevier
The physical and luminescent properties of Sm 3+-doped oxide and oxy-fluoride phosphate
glasses were investigated. The glass samples with chemical composition of 69P 2 O 5 …

An in-depth study of the Judd-Ofelt analysis, spectroscopic properties and energy transfer of Dy3+ in alumino-lithium-telluroborate glasses

VP Tuyen, VX Quang, P Van Do, LD Thanh… - Journal of …, 2019 - Elsevier
Dy 3+-doped glasses with compositions of (69-x) B 2 O 3+ 10TeO 2+ 10Al 2 O 3+ 10Li 2 O+
xDy 2 O 3 (x= 0.1; 0.5; 1.0 and 2.0 mol%) were prepared by a melt–quenching technique. An …

Energy transfer and white light emission of KGdF4 polycrystalline co-doped with Tb3+/Sm3+ ions

P Van Do, VX Quang, LD Thanh, VP Tuyen, NX Ca… - Optical Materials, 2019 - Elsevier
Abstract KGdF 4: Tb 3+, KGdF 4: Sm 3+ and KGdF 4: Tb 3+, Sm 3+ polycrystalline were
synthesized under hydrothermal conditions. The XRD and TEM patterns as well as …

Intriguing energy transfer mechanism in oxide and oxy-fluoride phosphate glasses

M Shoaib, G Rooh, N Chanthima, R Rajaramakrishna… - Optical Materials, 2019 - Elsevier
Phosphate glasses with chemical compositions (mol%) of (66-x) P 2 O 5-17Li 2 O-17Gd 2 O
3-xEu 2 O 3 and (66-x) P 2 O 5-17Li 2 O-17GdF 3-xEu 2 O 3 (where x= 0.05, 0.1, 0.5, 1.0 …

NaGdF 4: Dy 3+ nanocrystals: New insights into optical properties and energy transfer processes

VX Quang, NT Hien, NT Luyen, NT Kien… - Physical Chemistry …, 2024 - pubs.rsc.org
NaGdF4: Dy3+ nanocrystals (NCs) have been synthesized using a precipitation technique.
The structural characteristics and morphology of the materials were analyzed using X-ray …

The concentration dependent up-conversion luminescence of Ho3+ and Yb3+ co-doped β-NaYF4

A Pilch, D Wawrzyńczyk, M Kurnatowska… - Journal of …, 2017 - Elsevier
The concentration dependent up-conversion luminescence of 0.1; 0.2; 0.5; 1; 1.5; 2; 3; 4 and
5% Ho 3+ and 20% Yb 3+ co-doped β-NaYF 4 colloidal nanocrystals have been studied …

Study of optical properties and energy transfer mechanism of Tb3+, Sm3+ singly doped and co-doped ZnS quantum dots

PM Tan, T Ngoc, VD Nguyen, NT Hien, VX Hoa… - Optical Materials, 2021 - Elsevier
For the first time, Tb 3+ and Sm 3+ ions co-doped into semiconductor ZnS quantum dots
(QDs) were successfully synthesized by a wet chemical method. The presence of Tb 3+ and …

K2YF5: Tb3+ single crystal: An in-depth study of spectroscopic properties, energy transfer and quantum cutting

VP Tuyen, VX Quang, NM Khaidukov, LD Thanh… - Optical Materials, 2020 - Elsevier
Abstract Tb 3+ doped K 2 YF 5 single crystal was synthesized by the hydrothermal
technique. Structure of material was analyzed by X-ray diffraction pattern and Raman …

Dipole–Quadrupole interactions between Sm3+ ions in KY3F10 nanocrystals

JLB Martin, MF Reid, JPR Wells - Journal of Alloys and Compounds, 2023 - Elsevier
We report on the synthesis, spectroscopy and energy transfer mechanisms of KY 3 F 10
nanocrystals doped with trivalent samarium ions. Dopant concentration-dependent …

Optical properties and energy transfer in KYF 4: Sm 3+ and KYF 4: Tb 3+, Sm 3+ polycrystalline materials

P Van Do, NX Ca, LD Thanh, N Van Nghia… - Physical Chemistry …, 2020 - pubs.rsc.org
KYF4 polycrystalline materials singly doped with Sm3+ ions and co-doped with Tb3+/Sm3+
ions were synthesized by the hydrothermal technique. The optical spectra of all samples …