Table 1 Summary of FOMs for materials at 1550 nm and 2150 nm.

From: Comprehensive analysis of passive generation of parabolic similaritons in tapered hydrogenated amorphous silicon photonic wires

Wavelength

a-Si:H

a-Si:H

a-Si:H-N

c-Si

As2S3

As2Se3

1550 nm

1.6237

4.634

5.6841

0.3 ~ 0.442

10.444

844

2150 nm

2937

>4.634

>5.6841

>143

>10.444

>844

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