Models Ge-on-Si¶
SAX models registered in PDK.models, evaluated at their default parameters. Plots show the transmission between optical ports over +-3 % of each model's centre wavelength.
bend_circular¶
Returns the S-matrix of a circular bend (the foundry 90 deg bend).
| Parameter | Default |
|---|---|
wl |
3.8 |
radius |
None |
angle |
90.0 |
loss |
5.0 |
cross_section |
'xs_rib' |

bend_euler¶
Returns the S-matrix of an euler bend.
| Parameter | Default |
|---|---|
wl |
3.8 |
radius |
None |
angle |
90.0 |
p |
0.5 |
loss |
5.0 |
cross_section |
'xs_rib' |

bend_s¶
Returns the S-matrix of a Bezier S-bend.
| Parameter | Default |
|---|---|
wl |
3.8 |
size |
(100.0, 5.0) |
loss |
5.0 |
cross_section |
'xs_rib' |

straight¶
Returns the S-matrix of a straight Ge rib waveguide.
| Parameter | Default |
|---|---|
wl |
3.8 |
length |
10.0 |
loss |
5.0 |
cross_section |
'xs_rib' |

taper¶
Returns the S-matrix of a taper, modelled as a 3.2 um rib straight.
| Parameter | Default |
|---|---|
wl |
3.8 |
length |
10.0 |
loss |
5.0 |
cross_section |
'xs_rib' |
