Structural confinement-induced highly efficient deep-red emission and negative thermal quenching performance in Mn4+-activated Ca7Mg2Ga6−yAlyO18:Mn4+ phosphors-Reference-Cited by-同舟云学术

Structural confinement-induced highly efficient deep-red emission and negative thermal quenching performance in Mn⁴⁺-activated Ca₇Mg₂Ga_6−yAl_yO₁₈:Mn⁴⁺ phosphors

Published:2023 Issue:9 Volume:10 Page:2776-2787
ISSN:2052-1553
Container-title:Inorganic Chemistry Frontiers
language:en
Short-container-title:Inorg. Chem. Front.

Author:

Huang Jinmei¹,Jiang Pengfei¹^ORCID,Cheng Zien¹,Wang Rong²,Cong Rihong¹^ORCID,Yang Tao¹^ORCID

Affiliation:

1. College of Chemistry and Chemical Engineering, Chongqing University, Chongqing 401131, China

2. School of Metallurgy and Materials Engineering, Chongqing University of Science & Technology, Chongqing 401331, P. R. China

Abstract

Extraordinarily high quantum efficiency and abnormal negative thermal quenching were simultaneously achieved in oxide phosphors Ca7Mg2Ga6−yAlyO18:Mn4+ by structurally confining Mn4+-emitters at isolated octahedral sites.

Funder

Natural Science Foundation of Chongqing

National Natural Science Foundation of China

Publisher

Royal Society of Chemistry (RSC)

Subject

Inorganic Chemistry

Link

http://pubs.rsc.org/en/content/articlepdf/2023/QI/D3QI00252G

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