Waveguide crossings
nb = 1.45,  ng = 3.4,  h = 0.2 µm,
vacuum wavelength 1.55 µm,
TE polarization,
x, z in [-3, 3] µm,  Mx = Mz = 120.
 

Dependence of the transmission on the width of the vertical core

v = 0.218 µm v = 0.374 µm v = 0.591 µm v = 0.823 µm

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