Journal of Semiconductors, Volume. 40, Issue 11, 111603(2019)
Electrospun flexible sensor
Fig. 1. (Color online) (a) Flowchart for preparing conductive nanofibers by surface modification[
Fig. 2. (Color online) (a) Schematic diagram of field effect test device for zinc oxide fiber. (b) Field effect characteristics of Ce-doped ZnO[
Fig. 3. (Color online) (a) Schematic of the printing unit. (b) Time-domain optical response of the ZnO fiber array. (c)
Fig. 4. (Color online) (a)
Fig. 5. (Color online) (a) Electrical performance of the sensor at different pressures. (b) Current change of the sensor at different pressures. (c) Response of the sensor to human respiration. (d) Response of the sensor to “Nano” and “Perfect”. (e) Electrode array diagram. (f) Pressure distribution[
Fig. 6. (Color online) (a) PEDOT:PSS/PVP composite nanofibers response to CO. (b) PEDOT:PSS/PVP composite nanofibers response to different concentrations of CO[
Fig. 7. (Color online) (a) SEM image of ultrafine fiber. (b) Particle size distribution of ultrafine fiber. (c, d) Ammonia response curve of traditional electrospun fiber. (e, f) Ammonia response curve of microfiber[
Fig. 8. (Color online) (a) Photo of the mask combined with the sensor. (b) Response in normal and running state. (c) Response in joy state. (d) Response in sad state. (e) Response in sleep state. (f) Response in normal breathing (NB) and hard to breathe (HB) conditions[
Fig. 9. (Color online) (a) Piezoelectric properties of PVDF under pressure. (b) Piezoelectric properties of PVDF during bending. (c) Pyroelectric characteristics of PVDF. (d) Mixed output of piezoelectric signals and pyroelectric signals of PVDF[
Fig. 10. (Color online) (a) Electronic skin map and wiring diagram. (b) Piezoelectric properties of electronic skin under pressure. (c) Piezoelectric properties of electronic skin during bending. (d) Pyroelectric characteristics of electronic skin[
Fig. 11. (Color online) (a) Pressure profile. (b) Temperature profile. (c) Output of electronic skin after short-circuit of adjacent components. (d) Output signal of direct short-circuit of resistor unit. (e) Output of resistor unit in short-circuit condition of adjacent components[
Fig. 12. (Color online) (a) Bluetooth device schematic. (b) Software interface diagram. (c) Wireless signal when squatting. (d) Wireless signal while walking. (e) Wireless signal during running. (f) Effect of BaTiO3 content on piezoelectricity. (g) 3% BaTiO3 The piezoelectricity of the PVDF fiber membrane at different frequency impacts[
Fig. 13. (Color online) (a) Triboelectric nanogenerator structure diagram. (b) Open circuit voltage output. (c) Breathing output signal. (d) Finger click output signal[
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Qi Liu, Seeram Ramakrishna, Yun-Ze Long. Electrospun flexible sensor[J]. Journal of Semiconductors, 2019, 40(11): 111603
Category: Reviews
Received: Aug. 16, 2019
Accepted: --
Published Online: Sep. 22, 2021
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