cI16-Si (Direct)

cI16–Si (Direct)

../_images/structure110.jpg

Image of cI16–Si (Direct), generated by Vesta

Lattice Vectors:

\[\begin{split}a_1 &= -1/\sqrt{3}~\hat{x} + 1/\sqrt{3}~\hat{y} + 1/\sqrt{3}~\hat{z}\\ a_2 &= 1/\sqrt{3}~\hat{x} - 1/\sqrt{3}~\hat{y} + 1/\sqrt{3}~\hat{z}\\ a_3 &= 1/\sqrt{3}~\hat{x} + 1/\sqrt{3}~\hat{y} - 1/\sqrt{3}~\hat{z}\\\end{split}\]

Space Group: 206

Point Group of Structure: \(m\bar{3}\)

Structure DOI: https://doi.org/10.1107/S0365110X64001840

Source: Inorganic Crystallographic Database #16569

MPB Epsilon Input File: Download

Gap Atlas for \(\varepsilon = 16\)

../_images/gap_atlas-16108.png

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

Gap Atlas for \(\varepsilon = 14\)

../_images/gap_atlas-14108.png

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

Gap Atlas for \(\varepsilon = 12\)

../_images/gap_atlas-1293.png

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

Gap Atlas for \(\varepsilon = 10\)

../_images/gap_atlas-1075.png

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

Gap Atlas for \(\varepsilon = 8\)

../_images/gap_atlas-840.png

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

Gap between Bands 8-9

Below is the band structure and isosurface of cI16–Si (Direct) at dielectric contrast \(\varepsilon = 16\), radius \(r = 0.225\) and filling fraction \(\phi = 0.43\).

../_images/band_diagram_b=820.jpg

Band Structure across first Brillouin Zone.

../_images/cI16-Si@gap_8-9.png

View along \(a_1\).