Recent progress in quantum cutting phosphors
Luminescent materials with the quantum efficiency (QE) higher than unity could be playing a
significant role in the progress of lighting industry and certain electronic display systems …
significant role in the progress of lighting industry and certain electronic display systems …
Revisiting Cr3+-Doped Bi2Ga4O9 Spectroscopy: Crystal Field Effect and Optical Thermometric Behavior of Near-Infrared-Emitting Singly-Activated Phosphors
The increasing interest in the development of ratiometric optical thermal sensors has led to a
wide variety of new systems with promising properties. Among them, singly-doped …
wide variety of new systems with promising properties. Among them, singly-doped …
A low-temperature co-precipitation approach to synthesize fluoride phosphors K 2 MF 6: Mn 4+(M= Ge, Si) for white LED applications
A new class of Mn4+ activated alkali-metal hexafluoride red phosphors are emerging for
white light-emitting diodes because of their sharp red line 2Eg→ 4A2g emissions (600–650 …
white light-emitting diodes because of their sharp red line 2Eg→ 4A2g emissions (600–650 …
Facile synthesis, morphology and photoluminescence of a novel red fluoride nanophosphor K 2 NaAlF 6: Mn 4+
Y Zhu, L Cao, MG Brik, X Zhang, L Huang… - Journal of Materials …, 2017 - pubs.rsc.org
A novel red-emitting fluoride phosphor, K2NaAlF6: Mn4+, with nanoscale particle size was
synthesized via a cation exchange route. This phosphor absorbs UV and blue light and …
synthesized via a cation exchange route. This phosphor absorbs UV and blue light and …
Luminescence of Cr3+ ions in ZnAl2O4 and MgAl2O4 spinels: correlation between experimental spectroscopic studies and crystal field calculations
Details of preparation, spectroscopic and structural studies along with crystal field
calculations for two Cr 3+ doped spinels MgAl 2 O 4 and ZnAl 2 O 4 are given in the present …
calculations for two Cr 3+ doped spinels MgAl 2 O 4 and ZnAl 2 O 4 are given in the present …
Determining binding energies of valence-band electrons in insulators and semiconductors via lanthanide spectroscopy
P Dorenbos - Physical Review B—Condensed Matter and Materials …, 2013 - APS
Models and methods to determine the absolute binding energy of 4 f-shell electrons in
lanthanide dopants will be combined with data on the energy of electron transfer from the …
lanthanide dopants will be combined with data on the energy of electron transfer from the …
Phonon-Mediated Nonradiative Relaxation in Ln3+-Doped Luminescent Nanocrystals
R Shi, AV Mudring - ACS Materials Letters, 2022 - ACS Publications
Unsatisfactory photoluminescence efficiency of Ln3+-doped nanocrystals severely restricts
their practical application, which has been frequently correlated to the active phonon …
their practical application, which has been frequently correlated to the active phonon …
[HTML][HTML] Improved parameters for the lanthanide 4fq and 4fq− 15d curves in HRBE and VRBE schemes that takes the nephelauxetic effect into account
P Dorenbos - Journal of Luminescence, 2020 - Elsevier
In first approximation the binding of an electron in lanthanide 4f q ground states changes
with q in a characteristic zigzag shape that is independent on type of compound. Those …
with q in a characteristic zigzag shape that is independent on type of compound. Those …
Deep-Red Emitting Mn4+ Doped Mg2TiO4 Nanoparticles
Synthesis, structure, morphology, and detailed spectroscopic and crystal-field analysis of
Mn4+ doped Mg2TiO4 nanoparticles (NPs) are presented. These Mg2TiO4: Mn4+ NPs are …
Mn4+ doped Mg2TiO4 nanoparticles (NPs) are presented. These Mg2TiO4: Mn4+ NPs are …
Comparative analysis of crystal field effects and optical spectroscopy of six-coordinated Mn4+ ion in the Y2Ti2O7 and Y2Sn2O7 pyrochlores
The electronic energy levels of the six-coordinated Mn4+ ion in the pyrochlores Y2B2O7 (B=
Sn4+, Ti4+) have been computed using the exchange charge model of crystal field theory …
Sn4+, Ti4+) have been computed using the exchange charge model of crystal field theory …