Lecture 8

Question 1

What is white light made up of?

Answer 1

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Question 2

What does a thin-film interference produce? Why? What are the different types? What causes this difference?

Answer 2

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Question 3

How do butterflies use this phenomenon?

Answer 3

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Question 4

How do different colours on the wing form? What are the differences?

Answer 4

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Question 5

What has L’Oreal done with this technique?

Answer 5

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Question 6

What is another way to produce structural colours? How does it work?

Answer 6

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Question 7

What are photonic crystals? How do they work?

Answer 7

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Question 8

What are the properties of 3D photonic crystals?

Answer 8

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Question 9

What is an example of an animal that uses these 3D photonic crystals? How does it work? What does it need it for?

Answer 9

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Question 10

What are the three types of colour-producing structures in insects?

Answer 10

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Question 11

How do cuttlefish camouflage? What are the different types of cells in the skin? What are the functions of each cell?

Answer 11

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Question 12

How does it know what colour to mimic when the cuttlefish is essentially colour blind?

Answer 12

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Question 13

What is an example of structural colour used to prevent counterfeiting?

Answer 13

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Question 14

How have solar panels been changed due to biomimetics?

Answer 14

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Question 15

What kind of camouflage system have humans developed? What does it mimic?

Answer 15

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Question 16

What are the structural colour dresses?

Answer 16

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Question 17

How are electronic screens being improved using biomimetics?

Answer 17

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