Graphene Electronic Tattoo Sensor

Journal: ACSNANO

Publication date: 2017.07.18

Summarized by Inyeol Yun

 

– Graphene electronic tattoo (Fig. 1)
v. serpentine design
v. cost- and time-effective fabrication
v. thickness : 463 ± 30 nm  laminated by Van der Waals forces
v. optical transparency : ~85%
v. stretchability : >40%
v. ECG, EMG, EEG, skin hydration and skin temperature sensing

fig1

Fig. 1

– Fabrication (Fig. 2)
v. Graphene : CVD Growth
v. PMMA-assisted transfer

fig2.png

Fig. 2

– Device characteristics
v. Thickness, Transparency, Stretchability (Fig. 3)

fig3.png

Fig. 3

– Result

v. ECG, EMG, EEG (Fig. 4)

 v. Skin hydration (skin impedance) and skin temperature sensing (Fig. 5)

fig4.png

Fig. 4

fig5

Fig. 5

 

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