Bright aspects of defects and dark traits of dopants in the photoluminescence of Er2X2O7:Eu3+ (X = Ti and Zr) pyrochlore: an insight using EXAFS, positron annihilation and DFT-Reference-Cited by-同舟云学术

Bright aspects of defects and dark traits of dopants in the photoluminescence of Er2X2O7:Eu3+ (X = Ti and Zr) pyrochlore: an insight using EXAFS, positron annihilation and DFT

Published:2021 Issue:9 Volume:2 Page:3075-3087
ISSN:2633-5409
Container-title:Materials Advances
language:en
Short-container-title:Mater. Adv.

Author:

Gupta Santosh K.¹²³⁴⁵^ORCID,Sudarshan K.¹²³⁴⁵^ORCID,Jena Paramananda⁶⁷⁸⁵^ORCID,Ghosh P. S.⁹²⁴⁵,Yadav A. K.¹⁰²³⁴⁵^ORCID,Jha S. N.¹¹¹²¹³⁵¹⁴,Bhattacharyya D.¹¹¹²¹³⁵¹⁰^ORCID

Affiliation:

1. Radiochemistry Division

2. Bhabha Atomic Research Centre

3. Trombay

4. Mumbai-400085

5. India

6. School of Materials Science & Technology

7. Indian Institute of Technology (Banaras Hindu University)

8. Varanasi-221005

9. Glass and Advanced Materials Division

10. Atomic and Molecular Physics Division

11. Homi Bhabha National Institute

12. Anushaktinagar

13. Mumbai – 400094

14. Beamline Development & Application Section

Abstract

This work investigated the origin of blue PL in undoped and absence of Eu³⁺ red PL in the doped Er₂X₂O₇ (X = Ti and Zr) pyrochlore using photon, positron and X-ray as spectroscopic probe and further complimenting with DFT.

Publisher

Royal Society of Chemistry (RSC)

Subject

General Materials Science,Chemistry (miscellaneous)

Link

http://pubs.rsc.org/en/content/articlepdf/2021/MA/D0MA00978D

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