Nonlinear stiffness softening unlocks high-performance MEMS sensing in compact devices

This study presents a newly engineered nonlinear stiffness-softening mechanism that enables micro-electro-mechanical systems (MEMS) accelerometers to operate with dramatically reduced bias force and ...

Brain organoids can be trained to solve a goal-directed task

Imagine balancing a ruler vertically in the palm of your hand: you have to constantly pay attention to the angle of the ruler ...
Space.com on MSN

Do you suffer from IBS? This doctor says 'gravity intolerance' may be to blame

By bringing gravity into the equation, we can focus on effective strategies for managing IBS in space and on Earth.
IEEE

Ultra-miniature Optical Fiber Accelerometer Based on a 3D Microprinted Proof Mass-Integrated Fabry-Pérot Micro-interferometer

Abstract: In this paper, we present an ultra-miniature optical fiber accelerometer based on a micrometer-scale fiber-top Fabry-Pérot (FP) micro-interferometer. Using an in-situ 3D microprinting ...
IEEE

Electrostatic Resonant Accelerometer with Force-Rebalance Control

Abstract: This paper presents a new electrostatic resonant accelerometer with force-rebalance control. Conventional electrostatic resonant accelerometers detect acceleration based on the modulation of ...
Journal of Medical Internet Research

Validation of Ecological Momentary Assessment With Reference to Accelerometer Data: Repeated-Measures Panel Study With Multilevel Modeling

Waist-worn sensors provided by ActiGraph captured accelerometer data while participants completed 3 self-report measures of PA. The multilevel modeling method was used with EMA, GPAQ, and BAR as ...
Hackaday

Balancing A Turbine Rotor To 1 Milligram With A DIY Dynamic Balancer

Although jet engines are theoretically quite simple devices, in reality they tread a fine line between working as intended and vaporizing into a cloud of lethal shrapnel. The main reason for this is ...