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 …

Along with the arrival of the 5G era, sustainable and renewable energy supplies have
become urgent demands towards plentifully distributed devices utilized for constructing …

Triboelectric nanogenerators (TENGs) were first developed in 2012, and have become the
desirable choice as energy harvesters in the research community worldwide. The popularity …

Wave motion in the ocean can generate plentiful energy, but it is difficult to harvest wave
energy for practical use because of the low frequency and random directional characteristics …

Irregular and low‐frequency mechanical energy, including ocean energy, is widely
distributed but mostly wasted. Triboelectric nanogenerator (TENG) has been proved as a …

Small wind harvesting can be integrated with sensors for self-powered environmental
ecological monitoring, climate monitoring, natural disaster monitoring and on-site …

Friction is a phenomenon that exists extensively in nature and industry; it has proven
necessary in daily life and beneficial in energy scavenging but is also alleged to be the main …

The ability to meet higher effluent quality requirements and the reduction of energy
consumption are the biggest challenges in wastewater treatment worldwide. A large …

Polymer-based piezoelectric devices are promising for developing future wearable force
sensors, nanogenerators, and implantable electronics, etc. The electric signals generated by …

Triboelectric nanogenerators (TENGs) have attracted much attention because they not only
efficiently harvest energy from the surrounding environment and living organisms but also …