Verify that the reflectance of a substrate can be increased by coating it with a 4, high index layer, that is, n 1 n s Show that the reflected waves interfere constructively The quarter wave stack g(HL) m H can be thought of as a series of such structures

Question: Verify that the reflectance of a substrate can be increased by coating it with a /4, high-index layer, that is, n 1 >

Verify that the reflectance of a substrate can be increased by coating it with a λ_ƒ/4, high-index layer, that is, n₁ > n_s. Show that the reflected waves interfere constructively. The quarter-wave stack g(HL)^mHα can be thought of as a series of such structures.

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