CsSnI3, a perovskite semiconductor, has a band gap of 1.3 eV. What area of the electromagnetic spectrum will it absorb in? A. Infra-red only B. Ultra-violet and blue only C. Red only D. Various colours across the visible spectrum, plus infra red.

CsSnI3, a perovskite semiconductor, has a band gap of 1.3 eV. What area of the electromagnetic spectrum will it absorb in? A. Infra-red only B. Ultra-violet and blue only C. Red only D. Various colours across the visible spectrum, plus infra red.

Inquiry into Physics

8th Edition

ISBN:9781337515863

Author:Ostdiek

Publisher:Ostdiek

Chapter10: Atomic Physics

Section: Chapter Questions

Problem 17P

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Question

CsSnI₃, a perovskite semiconductor, has a band gap of 1.3 eV. What area of the electromagnetic spectrum will it absorb in?

A. Infra-red only

B. Ultra-violet and blue only

C. Red only

D. Various colours across the visible spectrum, plus infra red.

Interaction between an electric field and a magnetic field.

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