In1Na1Se2

Sodium indium selenide is a ternary semiconductor material typically investigated for its optoelectronic and thermoelectric properties. It is primarily utilized in experimental research focused on developing advanced materials for energy conversion and light-sensing technologies.

InNaSe
Crystal structure of In1Na1Se2 (trigonal, R-3m (No. 166))
Ground-state structure · Materials Project
Overview

Key Properties

Cross-validated computational properties for In1Na1Se2, aggregated across 2 databases.

Band Gap

1.02 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
1 DFT source

Structures

28
2 databases, 17 space groups
Crystallography

Reported Structures

Lowest-energy structures reported for In1Na1Se2, ranked by energy above hull.

Space GroupCrystal SystemBand Gap (eV)E above hull (eV/atom)E/atom (eV)Density (g/cm³)
R-3m (No. 166)trigonal1.020.0000-14.7015.11
P4/mmm (No. 123)
P4/mmm (No. 123)
P4/mmm (No. 123)
C2/m (No. 12)
I4/mmm (No. 139)
C2/m (No. 12)
F-43m (No. 216)
R-3m (No. 166)
Immm (No. 71)
Cm (No. 8)
Imm2 (No. 44)
Uses

Applications

Where In1Na1Se2 is used.

Thermoelectric devicesPhotovoltaic researchSemiconductor material studies
Reference

Frequently Asked Questions

Common questions about In1Na1Se2, answered from cross-validated data.

What is In1Na1Se2?

Sodium indium selenide is a ternary semiconductor material typically investigated for its optoelectronic and thermoelectric properties. It is primarily utilized in experimental research focused on developing advanced materials for energy conversion and light-sensing technologies.

More questions
What is In1Na1Se2 used for?
In1Na1Se2 is used in thermoelectric devices, photovoltaic research, and semiconductor material studies.
What is the band gap of In1Na1Se2?
In1Na1Se2 has a DFT-computed band gap of 1.02 eV across 28 reported structures.
Is In1Na1Se2 a metal, semiconductor, or insulator?
With a band gap up to 1.02 eV it is a semiconductor.
Is In1Na1Se2 thermodynamically stable?
Yes — In1Na1Se2 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
What is the crystal structure of In1Na1Se2?
The lowest-energy reported polymorph of In1Na1Se2 is trigonal symmetry, space group R-3m (No. 166).
What is the density of In1Na1Se2?
The computed density of the ground-state structure of In1Na1Se2 is 5.11 g/cm³.
How many polymorphs of In1Na1Se2 are known?
28 structures of In1Na1Se2 are reported across 2 databases, spanning 17 distinct space groups.
What elements does In1Na1Se2 contain?
In1Na1Se2 contains In, Na, and Se (3 elements).
Where does the data for In1Na1Se2 come from?
In1Na1Se2 data is cross-referenced from materials_project, aflow.
Data sources & attribution
  • materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
  • aflow — Data from AFLOW. Cite: Curtarolo et al., Comp. Mater. Sci. 58, 218 (2012).

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