Mixed Anion Semiconductor In8S2.82Te6.18(Te2)3

Rebecca McClain, Craig C. Laing, Jiahong Shen, Christopher Wolverton, Mercouri G. Kanatzidis*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

1 Scopus citations

Abstract

The new heteroanionic compound In8S2.82Te6.18(Te2)3 crystallizes in the monoclinic space group C2/c with lattice parameters a = 14.2940(6) Å, b = 14.3092(4) Å, c = 14.1552(6) Å, and β = 90.845(3)°. The three-dimensional (3D) framework of In8S2.82Te6.18(Te2)3 is composed of a complex 3D network of corner-connected InQ4 tetrahedra with three Te22- dumbbell dimers per formula unit. The optical bandgap is 1.12(2) eV and the work function is 5.15(5) eV.

Original languageEnglish (US)
Pages (from-to)9040-9046
Number of pages7
JournalInorganic chemistry
Volume61
Issue number24
DOIs
StatePublished - Jun 20 2022

Funding

This work (RM) was supported in part by the National Science Foundation through the MRSEC program (NSF-DMR 1720139). The work was funded in part (CCL) by NSF (grant DMR- 2003476). The authors thank KMM for helpful discussions. This work made use of the IMSERC Crystallography facility at Northwestern University, which has received support from the Soft and Hybrid Nanotechnology Experimental (SHyNE) Resource (NSF ECCS-2025633), and Northwestern University. Purchase of the Ag-microsource diffractometer used to obtain results included in this publication was supported by the Major Research Instrumentation Program from the National Science Foundation under the award CHE-1920248.

ASJC Scopus subject areas

  • Inorganic Chemistry
  • Physical and Theoretical Chemistry

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