λ ( nm )

n 2 ( m 2 / W )

k ( s 2 / m )

K

β ( K ) ( W 1 K m 2 K 3 )

400

4.9 × 10 23

4.9 × 10 29

6

1.95 × 10 88

586

4.9 × 10 23

2.6 × 10 29

8

3.5 × 10 123

800

3.2 × 10 23

2.1 × 10 29

11

3.32 × 10 176