Conceptual Physics (12th Edition)

Published by Addison-Wesley
ISBN 10: 0321909100
ISBN 13: 978-0-32190-910-7

Chapter 31 - Think and Discuss: 64

Answer

Such materials cannot exist.

Work Step by Step

If a material were to convert a low-energy visible light photon to a high-energy ultraviolet photon, energy would not be conserved.
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