Facile Fabrication of 3D Porous Sponges Coated with Synergistic Carbon Black/Multiwalled Carbon Nanotubes for Tactile Sensing Applications
Abstract
:1. Background Study
2. Experimental Section
2.1. Materials
2.2. Preparation of Porous Sugar/PDMS Sponge
2.3. Preparation of CB/MWCNT Composite Solution
2.4. Fabrication of the 3D Porous Tactile Sensor
2.5. Device Characterization
3. Results and Discussion
3.1. Morphological Characterization
3.2. Basic Working Principle and Sensing Performance
3.3. Electrical and Piezoresistive Characterization
3.4. Strain Characterization
3.5. Device Reliability and Stability
3.6. Applications in Human Physiological Detection
3.7. Application for the Tactile Feedback
4. Conclusions
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Materials | Sensitivity (kPa−1) | Response Time (ms) | Detection Limits (Pa) |
---|---|---|---|
3D porous MXene-sponge [53] | 147 kPa−1–442 kPa−1 | 138 ms | 9 Pa |
Microstructured (MWCNT) arrays [54] | −9.95 kPa−1 | <200 ms | — |
CNT/graphene, microstructured PDMS [55] | 19.8 kPa−1 | <16.7 ms | 0.6 Pa |
Skin inspired [56] | 35.7 kPa−1 | 107 ms | 7.3 ± 1.2 Pa |
Polystyrene ball rGO [57] | 50.9 kPa−1 | 50 ms | 3 Pa |
Hydrogel-Based [58] | 0.05 kPa−1 | 150 ms | — |
Porous Carbon /PDMS [59] | 15.63 kPa–1 | <65 ms | — |
VACNT/PDMS c composite [60] | ~0.3 kPa–1–0.7 kPa | ~162 ms | <20 Pa |
Graphite/PDMS foam [61] | 245 kPa−1 | - | 5 Pa |
SF@MXene [62] | 25.5 kPa−1 | 35–40 ms | 9.8 Pa |
CB/MWCNTs/PDMS (this work) | 15 kPa−1 | 100 ms | 10 Pa |
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Al-Handarish, Y.; Omisore, O.M.; Duan, W.; Chen, J.; Zebang, L.; Akinyemi, T.O.; Du, W.; Li, H.; Wang, L. Facile Fabrication of 3D Porous Sponges Coated with Synergistic Carbon Black/Multiwalled Carbon Nanotubes for Tactile Sensing Applications. Nanomaterials 2020, 10, 1941. https://doi.org/10.3390/nano10101941
Al-Handarish Y, Omisore OM, Duan W, Chen J, Zebang L, Akinyemi TO, Du W, Li H, Wang L. Facile Fabrication of 3D Porous Sponges Coated with Synergistic Carbon Black/Multiwalled Carbon Nanotubes for Tactile Sensing Applications. Nanomaterials. 2020; 10(10):1941. https://doi.org/10.3390/nano10101941
Chicago/Turabian StyleAl-Handarish, Yousef, Olatunji Mumini Omisore, Wenke Duan, Jing Chen, Luo Zebang, Toluwanimi Oluwadara Akinyemi, Wenjing Du, Hui Li, and Lei Wang. 2020. "Facile Fabrication of 3D Porous Sponges Coated with Synergistic Carbon Black/Multiwalled Carbon Nanotubes for Tactile Sensing Applications" Nanomaterials 10, no. 10: 1941. https://doi.org/10.3390/nano10101941