photoluminescence properties of Cr3+-activated oxide phosphors
S Adachi - ECS Journal of Solid State Science and Technology, 2021 - iopscience.iop.org
The Cr 3+-activated phosphor properties are discussed in detail from an aspect of
spectroscopic point of view. The host materials considered here are a various kind of oxide …
spectroscopic point of view. The host materials considered here are a various kind of oxide …
Mn4+ and Cr3+ ions in red and deep red-emitting phosphors: Spectral analysis and Racah parameter determination
S Adachi - Journal of Luminescence, 2020 - Elsevier
The luminescence properties of the Mn 4+ and Cr 3+-activated fluoride and oxide phosphors
have been discussed in detail. The Mn 4+ and Cr 3+-activated fluoride and oxide phosphors …
have been discussed in detail. The Mn 4+ and Cr 3+-activated fluoride and oxide phosphors …
temperature dependence of luminescence intensity and decay time in Cr3+-activated oxide and fluoride phosphors
S Adachi - ECS Journal of Solid State Science and Technology, 2022 - iopscience.iop.org
Studying temperature dependence of light emission intensities in luminescent materials is
not only of scientific interest but also technological importance. It is well known that Mn 4+ …
not only of scientific interest but also technological importance. It is well known that Mn 4+ …
Luminescence of undoped and Eu3+ activated zinc gallate phosphor: Synthesis, unusual intense 5D0→ 7F4 red emission
A series of Eu 3+-doped ZnGa 2 O 4 samples were synthesized via the urea-glycine
combustion route. Powder X-ray diffraction (XRD) was used to investigate the crystallinity of …
combustion route. Powder X-ray diffraction (XRD) was used to investigate the crystallinity of …
Cr-doped ZnGa2O4: Simple synthesis of intense red-NIR emitting nanoparticles with enhanced quantum efficiency
Red-NIR emitting ZnGa 2-x Cr x O 4 nanoparticles were synthesized using simple co-
precipitation, and the effect of annealing was studied (600–1200° C). Upon annealing …
precipitation, and the effect of annealing was studied (600–1200° C). Upon annealing …
Rapid annealing-transformed, intense-red-emitting Eu-doped ZnGa2O4 nanoparticles with high colour purity, for very-high-resolution display applications
Rapid annealing (RA), an eco-friendly, soft processing technique was employed to
manipulate emission properties of nanocrystalline ZnGa 1.99 Eu 0.01 O 4. With RA …
manipulate emission properties of nanocrystalline ZnGa 1.99 Eu 0.01 O 4. With RA …
Deep Red Emitting MgAl2O4:Cr3+ Phosphor for Solid State Lighting
In this work, MgAl 2 O 4: Cr 3+ phosphor has been synthesized by the co-precipitation
approach coupled with heat treatment. The phase structure, morphology, composition and …
approach coupled with heat treatment. The phase structure, morphology, composition and …
Effect of Zn substitution in Cr3+ doped MgAl2O4 mixed spinel nanoparticles on red/NIR emission properties
Abstract Red/Near-infrared (NIR) emitting Mg 1-x Zn x Al 1.98 Cr 0.02 O 4 nanoparticles
were synthesized by co-precipitation followed by firing (1200° C). Gradual shift of XRD …
were synthesized by co-precipitation followed by firing (1200° C). Gradual shift of XRD …
Rapid annealing: A novel processing technique for Cr: ZnAl2O4 nanoparticles
SG Menon, KS Choudhari, SA Shivashankar… - Journal of Alloys and …, 2017 - Elsevier
Abstract Nanocrystalline Cr: ZnAl 2 O 4 was synthesized for the first time by rapid thermal
annealing the corresponding hydroxide precipitate in just 10 min. The XRD patterns showed …
annealing the corresponding hydroxide precipitate in just 10 min. The XRD patterns showed …
Effect of R2O3 (R= Y, La) on the microstructure, optical, and photoluminescent properties of MgAl2O4: Cr3+ transparent ceramics
Y Zhang, S Wang, B Liu, Y Hao - Optical Materials, 2023 - Elsevier
Abstract MgAl 2 O 4: Cr 3+ transparent ceramics were prepared by a hot-pressed sintering
process with Y 2 O 3 and La 2 O 3 as sintering aids, and the effects on the microstructure …
process with Y 2 O 3 and La 2 O 3 as sintering aids, and the effects on the microstructure …