Serious climate changes and energy-related environmental problems are currently critical
issues in the world. In order to reduce carbon emissions and save our environment …

By combining the effects of contact electrification and electrostatic induction, triboelectric
nanogenerators (TENGs) can effectively convert mechanical energy into electric power or …

Power supply is one of the bottlenecks to realizing untethered wearable electronics, soft
robotics and the internet of things. Flexible self-charging power sources integrate energy …