A review of bacterial-cellulose composites used in wearable electronics.
As reported in: Guan, Guo (2022). Flexible, high-strength, and porous nano-nano composites based on bacterial cellulose for wearable electronics: a review. Soft Science. doi:10.20517/ss.2021.19
Grown fungal skin was explored as a flexible, biodegradable base layer for electronic circuits ("MycelioTronics").
Built / tested: flexible circuit substrates, demonstration electronics
As reported in: Danninger, Pruckner, Holzinger et al. (2022). MycelioTronics: Fungal mycelium skin for sustainable electronics. Science Advances. doi:10.1126/sciadv.add7118
A carbon-loaded shellac ink for disposable printed electronics.
Built / tested: printed circuits
As reported in: Poulin, Aeby, Siqueira et al. (2021). Versatile carbon-loaded shellac ink for disposable printed electronics. Scientific Reports. doi:10.1038/s41598-021-03075-4
A review of silk fibroin used in flexible and wearable electronic devices.
As reported in: Wen, Sun, Huang et al. (2021). Recent progress in silk fibroin-based flexible electronics. Microsystems & Nanoengineering. doi:10.1038/s41378-021-00261-2
Ultra-light MXene aerogel/wood-derived porous carbon composites for electromagnetic interference shielding.
Built / tested: EMI shields
As reported in: Liang, Qiu, Song et al. (2020). Ultra-light MXene aerogel/wood-derived porous carbon composites with wall-like “mortar/brick” structures for electromagnetic interference shielding. Science Bulletin. doi:10.1016/j.scib.2020.02.009
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Wearable strain sensors using tough, adhesive, anti-freezing casein-driven hydrogels to monitor motion.
Built / tested: strain sensors
As reported in: Guan, Yan, Liu et al. (2019). Wearable strain sensors based on casein-driven tough, adhesive and anti-freezing hydrogels for monitoring human-motion. Journal of Materials Chemistry B. doi:10.1039/c9tb01340g
Abstract only
A nacre-inspired MXene/cellulose nanofibre composite paper that is strong, tough and shields electromagnetic interference.
Built / tested: EMI shielding paper
As reported in: Cao, Chen, Zhu et al. (2018). Binary Strengthening and Toughening of MXene/Cellulose Nanofiber Composite Paper with Nacre-Inspired Structure and Superior Electromagnetic Interference Shielding Properties. ACS Nano. doi:10.1021/acsnano.8b00997
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A review of wood-derived materials for green electronics, biological devices and energy.
As reported in: Zhu, Luo, Ciesielski et al. (2016). Wood-Derived Materials for Green Electronics, Biological Devices, and Energy Applications. Chemical Reviews. doi:10.1021/acs.chemrev.6b00225
Abstract only
Bright light-emitting diodes based on organometal halide perovskite.
Built / tested: LEDs
As reported in: Tan, Moghaddam, Lai et al. (2014). Bright light-emitting diodes based on organometal halide perovskite. Nature Nanotechnology. doi:10.1038/nnano.2014.149
Combined bacterial cellulose with a conductive polymer to make a flexible conducting membrane.
Built / tested: conductive membranes
As reported in: Hu, Chen, Yang et al. (2011). Flexible Electrically Conductive Nanocomposite Membrane Based on Bacterial Cellulose and Polyaniline. The Journal of Physical Chemistry B. doi:10.1021/jp204422v
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Used thin silk films as a dissolvable backing that lets very thin electronics conform to soft, curved surfaces.
Built / tested: conformal electrode arrays
As reported in: Kim, Viventi, Amsden et al. (2010). Dissolvable films of silk fibroin for ultrathin conformal bio-integrated electronics. Nature Materials. doi:10.1038/nmat2745