hP27-BeCl2 (Inverse)

hP27–BeCl2 (Inverse)

../_images/structure75.jpg

Image of hP27–BeCl2 (Inverse), generated by Vesta

Lattice Vectors:

\[\begin{split}a_1 &= ~\hat{x}\\ a_2 &= -1/2~\hat{x} + \sqrt{3}/\sqrt{4}~\hat{y}\\ a_3 &= 0.7294976998~\hat{z}\\\end{split}\]

Space Group: 154

Point Group of Structure: \(32\)

Structure DOI: https://doi.org/10.1021/ja8026967

Source: Crystallographic Open Database #4124123

MPB Epsilon Input File: Download

Gap Atlas for \(\varepsilon = 16\)

../_images/gap_atlas-1674.png

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

Gap Atlas for \(\varepsilon = 14\)

../_images/gap_atlas-1475.png

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

Gap Atlas for \(\varepsilon = 12\)

../_images/gap_atlas-1263.png

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

Gap between Bands 15-16

Below is the band structure and isosurface of hP27–BeCl2 (Inverse) at dielectric contrast \(\varepsilon = 16\), radius \(r = 0.205\) and filling fraction \(\phi = 0.309\).

../_images/band_diagram_b=152.jpg

Band Structure across first Brillouin Zone.

../_images/hP27-BeCl2_r@gap_15-16.png

View along \(a_1\).