With the advancements in materials science and micro/nanoengineering, the field of
wearable electronics has experienced a rapid growth and significantly impacted and …

Fiber‐based structures are highly desirable for wearable electronics that are expected to be
light‐weight, long‐lasting, flexible, and conformable. Many fibrous structures have been …

Tactile sensation plays important roles in virtual reality and augmented reality systems.
Here, a self-powered, painless, and highly sensitive electro-tactile (ET) system for achieving …

Piezoelectric nanogenerators have attracted much attention in the past decade. In this study,
the development of piezoelectric nanogenerators and their progress toward high power …

Energy autonomy is key to the next generation portable and wearable systems for several
applications. Among these, the electronic-skin or e-skin is currently a matter of intensive …

The low output current density of piezoelectric nanogenerators (PENGs) severely restricts
their application for ambient mechanical energy harvest. This has been a key challenge in …

One major challenge for wearable electronics is that the state‐of‐the‐art batteries are
inadequate to provide sufficient energy for long‐term operations, leading to inconvenient …

Here, we report advanced materials and devices that enable high-efficiency mechanical-to-
electrical energy conversion from the natural contractile and relaxation motions of the heart …

Health, infrastructure, and environmental monitoring as well as networking and defense
technologies are only some of the potential areas of application of micro‐/nanosystems …

Energy harvesting and storage devices, including lithium-ion batteries (LIBs),
supercapacitors (SCs), nanogenerators (NGs), biofuel cells (BFCs), photodetectors (PDs) …