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I₇Na₈

Structure

If the GUI button does not open remotely, use the 3D view above or download the structure.

Unit cell

Axis	x	y	z	Periodic
1	4.573	0.000	0.000	True
2	0.000	18.293	0.000	True
3	0.000	0.000	6.560	True

Lengths:	4.573	18.293	6.560
Angles:	90.000	90.000	90.000

Interactive Convex Hull

Automatically generated for I-Na using the curated electride and Materials Project reference phases.

Binary

Generating convex hull for I-Na…

Hover for phase details, drag to zoom, and double-click to reset the view.

Properties

Key	Description	Value
N_excess	N_excess	1.000
band0	band0	27.740
full_dft_e_hull	full_dft_e_hull	0.047
composition	composition	Na8I7
e10	e10	27.207
space_group_number	space_group_number	25
chemsys	chemsys	I-Na
electride	electride	True
volume	Volume of unit cell	548.805 Å³
e0025	e0025	26.197
mattersim_e_hull	mattersim_e_hull	0.001
band1	band1	0.000
pearson_symbol	pearson_symbol	oP15
e05	e05	26.801
natoms	Number of atoms	15
band_gap	band_gap	0.000
dft_e_hull	dft_e_hull	0.047
formula	Chemical formula	Na8I7