hP20-H3O (Direct)

hP20–H3O (Direct)

../_images/structure48.jpg

Image of hP20–H3O (Direct), generated by Vesta

Lattice Vectors:

\[\begin{split}a_1 &= ~\hat{x}\\ a_2 &= -1/2~\hat{x} + \sqrt{3}/\sqrt{4}~\hat{y}\\ a_3 &= 1.6281081102~\hat{z}\\\end{split}\]

Space Group: 194

Point Group of Structure: \(6/mmm\)

Structure DOI: https://doi.org/10.1063/1.1765099

Source: Inorganic Crystallographic Database #247095

MPB Epsilon Input File: Download

Gap Atlas for \(\varepsilon = 16\)

../_images/gap_atlas-1648.png

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

Gap Atlas for \(\varepsilon = 14\)

../_images/gap_atlas-1448.png

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

Gap Atlas for \(\varepsilon = 12\)

../_images/gap_atlas-1239.png

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

Gap Atlas for \(\varepsilon = 10\)

../_images/gap_atlas-1029.png

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

Gap Atlas for \(\varepsilon = 8\)

../_images/gap_atlas-815.png

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

Gap Atlas for \(\varepsilon = 6\)

../_images/gap_atlas-67.png

Gap Atlas for \(\varepsilon\) = 6 across filling fraction \(\phi\) and frequency \(\omega\).

Gap Atlas for \(\varepsilon = 4\)

../_images/gap_atlas-46.png

Gap Atlas for \(\varepsilon\) = 4 across filling fraction \(\phi\) and frequency \(\omega\).

Gap between Bands 4-5

Below is the band structure and isosurface of hP20–H3O (Direct) at dielectric contrast \(\varepsilon = 16\), radius \(r = 0.16\) and filling fraction \(\phi = 0.014\).

../_images/band_diagram_b=46.jpg

Band Structure across first Brillouin Zone.

../_images/hP20-H3O@gap_4-5.png

View along \(a_1\).