hP4-Ge (Inverse)

hP4–Ge (Inverse)

../_images/structure243.jpg

Image of hP4–Ge (Inverse), generated by Vesta

Lattice Vectors:

\[\begin{split}a_1 &= ~\hat{x}\\ a_2 &= -1/2~\hat{x} + \sqrt{3}/\sqrt{4}~\hat{y}\\ a_3 &= 1.6624365725~\hat{z}\\\end{split}\]

Space Group: 194

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

Structure DOI: https://doi.org/10.17188/1324726

Photonics DOI: https://doi.org/10.1088/0953-8984/16/6/005

Source: Inorganic Crystallographic Database #636533

MPB Epsilon Input File: Download

Gap Atlas for \(\varepsilon = 16\)

../_images/gap_atlas-16240.png

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

Gap Atlas for \(\varepsilon = 14\)

../_images/gap_atlas-14240.png

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

Gap Atlas for \(\varepsilon = 12\)

../_images/gap_atlas-12200.png

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

Gap Atlas for \(\varepsilon = 10\)

../_images/gap_atlas-10157.png

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

Gap Atlas for \(\varepsilon = 8\)

../_images/gap_atlas-899.png

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

Gap Atlas for \(\varepsilon = 6\)

../_images/gap_atlas-653.png

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

Gap between Bands 4-5

Below is the band structure and isosurface of hP4–Ge (Inverse) at dielectric contrast \(\varepsilon = 16\), radius \(r = 0.46\) and filling fraction \(\phi = 0.197\).

../_images/band_diagram_b=439.jpg

Band Structure across first Brillouin Zone.

../_images/hP4-Ge_r@gap_4-5.png

View along \(a_1\).