Cephalopod-inspired Design of Electro-mechano-chemically Responsive Elastomers for On-demand Fluorescent Patterning

Journal: Nature Communications

Publication date: 2014.09.16

Summarized by Seongmin Park

 

– Squid Coloration Principle
v. Pigment-containing sac: Area controlled by radial muscle
v. Radial muscle: control colored area

fig1.png

Fig. 1

 

– EMCR elastomer
v. Fabrication of electro-mechano-chemically responsive (EMCR) elastomer – Figure 2
v. Applying force → fluorescent, applying visible light → transparent – Figure 3

fig2.png

Fig. 2

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Fig. 3

 

– Applied strain vs. fluorescent intensity
v. Figure 4

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Fig. 4

 

– Electrically controllable structure
v. Initial structure – Figure 5
v. With high electric field – Figure 6
v. Induced high strain – Figure 7

fig5.png

Fig. 5

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Fig. 6

fig7.png

Fig. 7

 

– Wrinkle generation principle
v. Cratered structure is more stable than flat structure when it’s in high electric field – Figure 8, 9

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Fig. 8

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Fig. 9

 

– Electric field vs. color image
v. Figure 10

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Fig. 10

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Fig. 11

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