tI40-BeSO8 (Direct)

tI40–BeSO₈ (Direct)

Image of tI40–BeSO₈ (Direct), generated by Vesta

Lattice Vectors:

\[\begin{split}a_1 &= -0.5132141293~\hat{x} + 0.5132141293~\hat{y} + 0.6879117057~\hat{z}\\ a_2 &= 0.5132141293~\hat{x} - 0.5132141293~\hat{y} + 0.6879117057~\hat{z}\\ a_3 &= 0.5132141293~\hat{x} + 0.5132141293~\hat{y} - 0.6879117057~\hat{z}\\\end{split}\]

Space Group: 120

Point Group of Structure: \(\bar{42}m\)

Structure DOI: https://doi.org/10.1524/zkri.1932.82.1.297

Source: Crystallographic Open Database #1010106

MPB Epsilon Input File: Download

Gap Atlas for \(\varepsilon = 16\)

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

Gap Atlas for \(\varepsilon = 14\)

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

Gap Atlas for \(\varepsilon = 12\)

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

Gap Atlas for \(\varepsilon = 10\)

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

Gap Atlas for \(\varepsilon = 8\)

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

Gap between Bands 12-13

Below is the band structure and isosurface of tI40–BeSO₈ (Direct) at dielectric contrast \(\varepsilon = 16\), radius \(r = 0.18\) and filling fraction \(\phi = 0.524\).

Band Structure across first Brillouin Zone.

View along \(a_1\).