Mass tuning technique for a broadband piezoelectric energy harvester array
Converting the wasted ambient vibration to electric power, using a piezoelectric energy
harvester, is a promising strategy for powering a sensor network for medical and industrial …
harvester, is a promising strategy for powering a sensor network for medical and industrial …
A subthreshold voltage reference with scalable output voltage for low-power IoT systems
This paper presents a subthreshold voltage reference in which the output voltage is scalable
depending on the number of stacked PMOS transistors. A key advantage is that its output …
depending on the number of stacked PMOS transistors. A key advantage is that its output …
Ultra-low resonant piezoelectric MEMS energy harvester with high power density
We demonstrate a microscale vibration energy harvester exhibiting an ultra-low resonance
frequency and high power density. A spiral shaped microelectromechanical system (MEMS) …
frequency and high power density. A spiral shaped microelectromechanical system (MEMS) …
Energy harvesting and wireless transfer in sensor network applications: Concepts and experiences
Advances in micro-electronics and miniaturized mechanical systems are redefining the
scope and extent of the energy constraints found in battery-operated wireless sensor …
scope and extent of the energy constraints found in battery-operated wireless sensor …
Automatic resonance tuning mechanism for ultra-wide bandwidth mechanical energy harvesting
Piezoelectric energy harvesters typically exhibit sharp peak in output power around
resonance frequency (small bandwidth), which presents complexity in harvesting ambient …
resonance frequency (small bandwidth), which presents complexity in harvesting ambient …
Ultra-broadband natural frequency using automatic resonance tuning of energy harvester and deep learning algorithms
SA Kouritem, WA Altabey - Energy Conversion and Management, 2022 - Elsevier
Previous broadband energy harvester techniques met many challenges like output power
with a sharp peak, small enhancement in bandwidth, and large dimensions and weights …
with a sharp peak, small enhancement in bandwidth, and large dimensions and weights …
Ultrahigh Performance Piezoelectric Energy Harvester Using Lead‐Free Piezoceramics with Large Electromechanical Coupling Factor
YG Chae, SJ Chae, SH Go, EJ Kim… - … Journal of Energy …, 2023 - Wiley Online Library
The output power of piezoelectric energy harvester (PEH) at the resonance frequency is
dependent on the electromechanical coupling factor (kp) of the piezoceramic, which is …
dependent on the electromechanical coupling factor (kp) of the piezoceramic, which is …
Optimized physical properties of [001]-textured (Na, K) NbO 3-based lead-free piezoceramics for high power piezoelectric energy harvesters
The output power of piezoelectric energy harvesters is influenced by the kp and d33× g33 of
the piezoceramics. The untextured 0.96 (Na0. 5K0. 5)(Nb1− xSbx) O3–0.01 CaZrO3–0.03 …
the piezoceramics. The untextured 0.96 (Na0. 5K0. 5)(Nb1− xSbx) O3–0.01 CaZrO3–0.03 …
High‐power piezoelectric energy harvester produced using [0 0 1]‐textured (Na, K)NbO3‐based lead‐free piezoceramics
High‐power piezoelectric energy harvesters (PEHs) require piezoceramics with a large kp
and d33 but small εT33/ε0 values. The [0 0 1]‐textured 0.96 (Na, K)(Nb1− xSbx)–0.04 …
and d33 but small εT33/ε0 values. The [0 0 1]‐textured 0.96 (Na, K)(Nb1− xSbx)–0.04 …
Panda: Neighbor discovery on a power harvesting budget
Object tracking applications are gaining popularity and will soon utilize energy harvesting
(EH) low-power nodes that will consume power mostly for neighbor discovery (ND)(ie …
(EH) low-power nodes that will consume power mostly for neighbor discovery (ND)(ie …