Question

Contrast ratio for 2 input or gate design using 2d photonic crystal

Answer 1

2Cos^260×tan^2(28)×tan^2(62)

2(1/2)^2×tan^2 (28)×cot^2(90-62)

2×(1/4)× tan^2(28)×cot^2(28)

(1/2)×tan^2(28)×1/tan^2(28)

1/2×1=1/2