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Title: Local environment rigidity and the evolution of optical properties in the green-emitting phosphor Ba 1− x Sr x ScO 2 F:Eu 2+

Journal Article · · Journal of Materials Chemistry C
DOI: https://doi.org/10.1039/D1TC05411B · OSTI ID:1844025
ORCiD logo [1]; ORCiD logo [2];  [3]; ORCiD logo [2]; ORCiD logo [1]
  1. Department of Chemistry, University of Houston, Houston, Texas 77204, USA, Texas Center for Superconductivity, University of Houston, Houston, Texas, 77204, USA
  2. Department of NanoEngineering, University of California San Diego, La Jolla, California 92093, USA
  3. Department of Chemistry, University of Houston, Houston, Texas 77204, USA

(Ba 1− x Sr x ) 0.98 Eu 0.02 ScO 2 F produces a tunable emission from cyan to green upon Sr 2+ substitution. Ab initio molecular dynamics simulations revealed that Sr 2+ weakens the local rigidity lowering the efficiency and thermal stability of the phosphors.

Sponsoring Organization:
USDOE
Grant/Contract Number:
AC02-06CH11357
OSTI ID:
1844025
Journal Information:
Journal of Materials Chemistry C, Journal Name: Journal of Materials Chemistry C Journal Issue: 8 Vol. 10; ISSN JMCCCX; ISSN 2050-7526
Publisher:
Royal Society of Chemistry (RSC)Copyright Statement
Country of Publication:
United Kingdom
Language:
English

References (44)

Giant Red‐Shifted Emission in (Sr,Ba)Y 2 O 4 :Eu 2+ Phosphor Toward Broadband Near‐Infrared Luminescence journal September 2021
An improved experimental determination of external photoluminescence quantum efficiency journal March 1997
Efficient and Color-Tunable Oxyfluoride Solid Solution Phosphors for Solid-State White Lighting journal April 2011
Rapid Synthesis of Red‐Emitting Sr 2 Sc 0.5 Ga 1.5 O 5 :Eu 2+ Phosphors and the Tunable Photoluminescence Via Sr/Ba Substitution journal May 2021
A New 2+/3+ Perovskite: The Synthesis and Structure of BaScO2F journal September 1998
The perovskite structure—a review of its role in ceramic science and technology journal November 2000
The structure, device physics, and material properties of thin film electroluminescent displays journal January 1998
The Materials Application Programming Interface (API): A simple, flexible and efficient API for materials data based on REpresentational State Transfer (REST) principles journal February 2015
Y/Gd-free yellow Lu3Al5O12:Ce3+ phosphor for white LEDs journal May 2016
Luminescence properties of Ba5SiO4(F, Cl)6:Eu2+ phosphor journal April 2007
Near UV-based LED fabricated with Ba5SiO4(F,Cl)6:Eu2+ as blue- and green-emitting phosphor journal November 2009
Tuning luminescent properties through solid-solution in (Ba1−xSrx)9Sc2Si6O24:Ce3+,Li+ journal April 2013
Structural Engineering of Eu 2+ -Doped Silicates Phosphors for LED Applications journal October 2020
Local Structure Distortion Induced Broad Band Emission in the All-Inorganic BaScO 2 F:Eu 2+ Perovskite journal July 2020
Predicting Thermal Quenching in Inorganic Phosphors journal July 2020
Creating a Green-Emitting Phosphor through Selective Rare-Earth Site Preference in NaBaB 9 O 15 :Eu 2+ journal April 2021
Tunable Optical Properties and Increased Thermal Quenching in the Blue-Emitting Phosphor Series: Ba 2 (Y 1– x Lu x ) 5 B 5 O 17 :Ce 3+ ( x = 0–1) journal May 2017
Achieving High Quantum Efficiency Narrow-Band β-Sialon:Eu 2+ Phosphors for High-Brightness LCD Backlights by Reducing the Eu 3+ Luminescence Killer journal December 2017
Data-Driven Discovery of Full-Visible-Spectrum Phosphor journal August 2019
Enhance Color Rendering Index via Full Spectrum Employing the Important Key of Cyan Phosphor journal November 2016
Importance of Evaluating the Intensity Dependency of the Quantum Efficiency: Impact on LEDs and Persistent Phosphors journal October 2018
Sr 2.975− x Ba x Ce 0.025 AlO 4 F: a Highly Efficient Green-Emitting Oxyfluoride Phosphor for Solid State White Lighting journal May 2010
Consequences of Optimal Bond Valence on Structural Rigidity and Improved Luminescence Properties in Sr x Ba 2– x SiO 4 :Eu 2+ Orthosilicate Phosphors journal March 2014
Temperature Quenching of Yellow Ce 3+ Luminescence in YAG:Ce journal May 2009
Proxies from Ab Initio Calculations for Screening Efficient Ce 3+ Phosphor Hosts journal August 2013
Healthy, natural, efficient and tunable lighting: four-package white LEDs for optimizing the circadian effect, color quality and vision performance journal February 2014
Narrow-band red-emitting Sr[LiAl3N4]:Eu2+ as a next-generation LED-phosphor material journal June 2014
A revolution in lighting journal April 2015
Identifying an efficient, thermally robust inorganic phosphor host via machine learning journal October 2018
Photoluminescence and afterglow of deep red emitting SrSc 2 O 4 :Eu 2+ journal January 2016
A green-yellow emitting oxyfluoride solid solution phosphor Sr2Ba(AlO4F)1−x(SiO5)x:Ce3+ for thermally stable, high color rendition solid state white lighting journal January 2012
The effect of rare-earth substitution on the Debye temperature of inorganic phosphors journal February 2020
Structural distortions in families of perovskite-like crystals journal October 2001
Canonical dynamics: Equilibrium phase-space distributions journal March 1985
Efficient iterative schemes for ab initio total-energy calculations using a plane-wave basis set journal October 1996
Chemical trends of defect formation and doping limit in II-VI semiconductors: The case of CdTe journal October 2002
Crystal structures and elastic properties of superhard Ir N 2 and Ir N 3 from first principles journal August 2007
Algorithm for generating derivative structures journal June 2008
First-principles study of luminescence in Eu 2 + -doped inorganic scintillators journal April 2014
EXPGUI , a graphical user interface for GSAS journal April 2001
VESTA 3 for three-dimensional visualization of crystal, volumetric and morphology data journal October 2011
Effective ionic radii in oxides and fluorides journal May 1969
Anion order in perovskites: a group-theoretical analysis journal January 2016
Tunable photoluminescence in Ba 1-x SrxSi 3 O 4 N 2 : Eu 2+ / Ce 3+ , Li + solid solution phosphors induced by linear structural evolution journal January 2019