Luminescence studies of high color purity red-emitting CaAl4O7: Eu3+ phosphor prepared by microwave-assisted synthesis technique

R Panda, M Behera, RA Kumar, D Joshi… - Journal of Alloys and …, 2023 - Elsevier
A set of red-emitting phosphor materials (Ca 1− x Al 4 O 7: Eu x 3+, x= 0, 0.01, 0.03, 0.05,
0.07, 0.09, 0.11, 0.13) were synthesized through microwave-assisted combustion synthesis …

Enhanced upconversion emission and temperature sensor sensitivity in presence of Bi3+ ions in Er3+/Yb3+ co-doped MgAl2O4 phosphor

AK Choudhary, A Dwivedi, A Bahadur, TP Yadav… - Ceramics …, 2018 - Elsevier
Abstract Mg 0 (. 95-x) Er x Yb 0.05 Al 2 O 4 (x= 0.3, 0.5, 0.7, 1.0, and 1.5 mol%) and Mg
(0.943-y) Er. 007 Yb 0.05 Bi y Al 2 O 4 (y= 2, 5, 7, 10, and 15 mol%) phosphor samples have …

Optical and electrochemical studies on single-phase ZnSnO3 nanostructures—A photosensitive approach

A Anitha, V Ponnusamy - Surfaces and Interfaces, 2024 - Elsevier
A sol-gel-combustion reaction approach is used to synthesize nanocrystalline, single-phase
ZnSnO 3 phosphor. XRD with the Rietveld refinement investigation reveals a previously …

Revelation of luminescence-thermometry, light generation in first biological window and IR detection capabilities of sodium yttrium fluoride co-doped with Yb3+ and …

S Bedamati, M Behera, RA Kumar, NK Mishra… - Journal of Molecular …, 2024 - Elsevier
Microwave-assisted combustion synthesis approach is adopted to prepare sodium yttrium
fluoride co-doped with ytterbium and erbium (NaYF 4: Er 3+/Yb 3+) nanoparticles. PXRD …

[HTML][HTML] Rare-earth metals-doped nickel aluminate spinels for photocatalytic degradation of organic pollutants

E Regulska, J Breczko, A Basa, AT Dubis - Catalysts, 2020 - mdpi.com
Visible-light-activated photocatalysts based on samarium-doped, europium-doped, and
gadolinium-doped nickel aluminates (SmNA, EuNA, GdNA) were synthesized. The spinel …

Enhanced red emission of Er3+ ion by cooperative sensitization of Sb3+ and Yb3+ ions in β-NaYF4 microcrystals under 376 nm excitation

Z Zhang, J Liang, B Liu, G **, L Wang - Journal of Luminescence, 2024 - Elsevier
A series of Sb 3+/Yb 3+/Er 3+ doped β-NaYF 4 microcrystals were prepared via a
hydrothermal method. With the increase of the concentration of Sb 3+ ion, the red emission …

Site occupation and fluorescence properties of MgAl2O4: Eu3+ phosphors

Y Lu, J Wang, Z Shi, J Shi, Y Liu, L He - Materials Science in Semiconductor …, 2022 - Elsevier
A series of Mg 1-x Eu x Al 2 O 4 and MgAl 2-x Eu x O 4 (x= 0.01, 0.02, 0.03, 0.04, 0.05)
phosphors were synthesized by using a low-temperature hydrothermal method combined …

Strong red upconversion luminescence of Yb3+/Er3+ co-doped Sc6WO12 phosphor for optical thermometry

J Hu, Y Li, Y Wu, B Duan, K Guo, F Wang, T Liu… - Journal of Molecular …, 2025 - Elsevier
Herein, a strong red upconversion phosphor of Yb 3+/Er 3+ co-doped Sc 6 WO 12 was
prepared by employing an equivalent substitution approach. When irradiated by 980 nm …

Yb3+ and Er3+ co-doped ZnGa2O4: Cr3+ powder phosphors: Combining green up-conversion emission and red persistent luminescence

Y Cheng, K Sun, P Ge - Optical Materials, 2018 - Elsevier
Abstract ZnGa 2 O 4: Yb 3+, Er 3+, Cr 3+ UCPL powder phosphors were prepared via high
temperature solid-state reaction by incorporating a UC pair Yb 3+/Er 3+ into the PL …

Optical properties of Tm3+/Yb3+ co-doped XAl2O4 (X= Mg, Ca, Sr and Ba) phosphors: Effect of co-do** of alkaline earths on the radiative as well as non-radiative …

AK Choudhary, A Dwivedi, A Rai, A Bahadur… - Journal of Alloys and …, 2021 - Elsevier
Abstract Tm 3+-Yb 3+ co-doped alkaline earths aluminate phosphors of the type XAl 2 O 4
(X= Mg, Ca, Sr and Ba) are synthesized using solid state reaction method. The crystal …