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Inexpensive chips harvest mechanical energy to charge batteries for wireless sensors.
“Programmable friction” provides a new kind of feedback.
A device containing piezoelectric nanowires can now scavenge enough energy to power small electronic devices.
Fibers that carry light and sense pressure could be used for medical imaging and structural monitoring.
Nanowire generators could one day lead to medical devices powered by the patient’s own heart.
Touch-responsive nano-generator films could power touch screens.
Material could charge portable electronics with every step.
A novel nanoscale sensor responds to mechanical stresses.
NASA researchers are using smart materials to improve helicopter performance.