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Ultraviolet emission transparent Gd:YAG ceramics processed by solid‐state reaction spark plasma sintering
Author(s) -
Zhang Guangran,
Carloni David,
Wu Yiquan
Publication year - 2020
Publication title -
journal of the american ceramic society
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.9
H-Index - 196
eISSN - 1551-2916
pISSN - 0002-7820
DOI - 10.1111/jace.16785
Subject(s) - spark plasma sintering , materials science , ceramic , ultraviolet , transparent ceramics , sintering , doping , photoluminescence , relative density , solid state , optoelectronics , analytical chemistry (journal) , composite material , chemistry , chromatography
Transparent 1% Gd‐doped YAG and YAG ceramics were synthesized via solid‐state reaction spark plasma sintering using commercially available powder and TESO as a sintering additive. The highest in‐line transmission values achieved were 77.1% at 550 nm and 80.6% at 800 nm in the 1% (at.%) Gd‐doped YAG transparent ceramic with 99.90% relative density. Ultraviolet emission at 312.5 nm was observed in 1% Gd‐doped YAG ceramic via photoluminescence excitation, making it a promising material for applications in solid‐state UV devices.
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