tI28-Fe2SnS4 (Direct)

tI28–Fe2SnS4 (Direct)

../_images/structure230.jpg

Image of tI28–Fe2SnS4 (Direct), generated by Vesta

Lattice Vectors:

\[\begin{split}a_1 &= -0.4999291913~\hat{x} + 0.4999291913~\hat{y} + 0.7072069056~\hat{z}\\ a_2 &= 0.4999291913~\hat{x} - 0.4999291913~\hat{y} + 0.7072069056~\hat{z}\\ a_3 &= 0.4999291913~\hat{x} + 0.4999291913~\hat{y} - 0.7072069056~\hat{z}\\\end{split}\]

Space Group: 141

Point Group of Structure: \(4/mmm\)

Structure DOI: https://doi.org/10.1107/S0567740877012205

Source: Crystallographic Open Database #2106354

MPB Epsilon Input File: Download

Gap Atlas for \(\varepsilon = 16\)

../_images/gap_atlas-16227.png

Gap Atlas for \(\varepsilon\) = 16 across filling fraction \(\phi\) and frequency \(\omega\).

Gap Atlas for \(\varepsilon = 14\)

../_images/gap_atlas-14227.png

Gap Atlas for \(\varepsilon\) = 14 across filling fraction \(\phi\) and frequency \(\omega\).

Gap Atlas for \(\varepsilon = 12\)

../_images/gap_atlas-12188.png

Gap Atlas for \(\varepsilon\) = 12 across filling fraction \(\phi\) and frequency \(\omega\).

Gap Atlas for \(\varepsilon = 10\)

../_images/gap_atlas-10147.png

Gap Atlas for \(\varepsilon\) = 10 across filling fraction \(\phi\) and frequency \(\omega\).

Gap Atlas for \(\varepsilon = 8\)

../_images/gap_atlas-893.png

Gap Atlas for \(\varepsilon\) = 8 across filling fraction \(\phi\) and frequency \(\omega\).

Gap between Bands 18-19

Below is the band structure and isosurface of tI28–Fe2SnS4 (Direct) at dielectric contrast \(\varepsilon = 16\), radius \(r = 0.185\) and filling fraction \(\phi = 0.512\).

../_images/band_diagram_b=1819.jpg

Band Structure across first Brillouin Zone.

../_images/tI28-Fe2SnS4@gap_18-19.png

View along \(a_1\).