Piezoelectric ultrasonic micro/milli-scale actuators

B Watson, J Friend, L Yeo - Sensors and Actuators A: Physical, 2009 - Elsevier
A growing demand for actuators with a volume of less than 1mm3 has driven researchers to
produce a varied range of micro/milli-scale designs. By examining the underlying physics of …

A study of low level vibrations as a power source for wireless sensor nodes

S Roundy, PK Wright, J Rabaey - Computer communications, 2003 - Elsevier
Advances in low power VLSI design, along with the potentially low duty cycle of wireless
sensor nodes open up the possibility of powering small wireless computing devices from …

MEMS actuators and sensors: observations on their performance and selection for purpose

DJ Bell, TJ Lu, NA Fleck… - … of micromechanics and …, 2005 - iopscience.iop.org
This paper presents an exercise in comparing the performance of microelectromechanical
systems (MEMS) actuators and sensors as a function of operating principle. Data have been …

Solar powered 10 mg silicon robot

S Hollar, A Flynn, C Bellew… - The Sixteenth Annual …, 2003 - ieeexplore.ieee.org
We have demonstrated an autonomous two-legged microrobot which has taken its first
steps. The body of the robot is fabricated in a planarized silicon-on-insulator (SOI), two-layer …

Biologically inspired electrostatic artificial muscles for insect-sized robots

H Wang, P York, Y Chen, S Russo… - … Journal of Robotics …, 2021 - journals.sagepub.com
Millimeter-sized electrostatic film actuators, inspired by the efficient spatial arrangement of
insect muscles, achieve a muscle-like power density (61 W kg− 1) and enable robotic …

Bent-beam electrothermal actuators-Part II: Linear and rotary microengines

JS Park, LL Chu, AD Oliver… - Journal of …, 2001 - ieeexplore.ieee.org
For Part I see L. Que, JS Park and YB Gianchandani, ibid., vol. 10, pp. 247-54 (2001). This
paper reports on the use of bent-beam electrothermal actuators for the purpose of …

Design and development of a new piezoelectric linear Inchworm actuator

J Li, R Sedaghati, J Dargahi, D Waechter - Mechatronics, 2005 - Elsevier
This paper presents a proof-of-concept design of an inchworm-type piezoelectric actuator of
large displacement and force (or power) for shape control and vibration control of adaptive …

High-performance surface-micromachined inchworm actuator

MP de Boer, DL Luck, WR Ashurst… - Journal of …, 2004 - ieeexplore.ieee.org
This work demonstrates a polycrystalline silicon surface-micromachined inchworm actuator
that exhibits high-performance characteristics such as large force (/spl plusmn/0.5 …

A 5-mm untethered crawling robot via self-excited electrostatic vibration

Y Zhu, M Qi, Z Liu, J Huang, D Huang… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
The grand challenge toward the miniaturization of untethered robots is the lack of a proper
actuation system that can effectively transform the limited onboard energy into an untethered …

Large-force electrothermal linear micromotors

JM Maloney, DS Schreiber… - … of Micromechanics and …, 2003 - iopscience.iop.org
Electrothermal linear micromotors fabricated by deep reactive ion etching of silicon-on-
insulator wafers are presented. These high-aspect-ratio motors are powered by thermal …