Energy harvesting technologies have been explored by researchers for more than two
decades as an alternative to conventional power sources (eg batteries) for small-sized and …

Piezoelectric energy harvesters (PEHs) promote the construction of a smarter world through
powering electric devices with energy scavenged from environmental vibrations by means of …

In recent decades, micromachined ultrasonic transducers (MUTs) have been investigated as
an alternative to conventional piezocomposite ultrasonic transducers, primarily due to the …

This paper reviews the state of the art in piezoelectric energy harvesting. It presents the
basics of piezoelectricity and discusses materials choice. The work places emphasis on …

More than a decade of research in the field of thermal, motion, vibration and electromagnetic
radiation energy harvesting has yielded increasing power output and smaller embodiments …

Wireless sensor nodes (WSNs) are employed today in many different application areas,
ranging from health and lifestyle to automotive, smart building, predictive maintenance (eg …

The simplicity associated with the piezoelectric micro-generators makes it very attractive for
MEMS applications, especially for remote systems. In this paper we reviewed the work …

This paper describes the measurement results of piezoelectric energy harvesters with
aluminum nitride (AlN) as a piezoelectric material. AlN was chosen for its material properties …

A high-speed micromotor is usually actuated by a power source with high voltage and
frequency. Here we report a triboelectric micromotor by coupling a micromotor and a …

A piezoelectric MEMS energy harvester (EH) with low resonant frequency and wide
operation bandwidth was designed, microfabricated, and characterized. The MEMS …