Sensors

Experimental Hearing Implant Succeeds in Registering Brain Waves

Researchers at KU Leuven have succeeded for the first time in measuring brain waves directly via a cochlear implant.

RF Wireless Power Unleashes the Ubiquity of Sensor Networks

AI will only reach its full potential when it can be fed with a constant stream of data from a plentitude of diverse sources.

New Products

High-precision medical sensors, battery-cell mappers, signal conditioners, and more.

Tattoo Made of Gold Nanoparticles Revolutionizes Medical Diagnostics

Color changes of gold nanoparticles under the skin reveal concentration changes of substances in the body.

Sensors Eliminate Sparking Risk in Hydrogen Vehicles

One of the final hurdles to hydrogen power is securing a safe method for detecting hydrogen leaks.

Next-Generation MEMS IMUs — High Performance, Scalable

Editor Ed Brown explores what’s ahead for MEMS automobile navigation systems.

Soft Tactile Sensor with Skin-Comparable Characteristics for Robots

The design could contribute to various applications in the robotics field such as smart prosthetics and human-robot interaction.

Air-Powered Robot Needs No Electronics

The walking quadruped is controlled and powered by pressurized air.

Nanosized Foldable Robots

The machines fold themselves within 100 milliseconds and can flatten and refold thousands of times.

New Products

Encoders, quick disconnects, automation systems, and more.

Automated X-Ray Inspection

Faster inline CT inspections makes it possible to inspect far greater numbers of circuit boards.

Options Abound When Selecting a Sensor for Motor Feedback

Designers who must sense motor position, speed, or acceleration have a lot of choices, including resolvers, optical encoders, and Hall-effect devices.

New Hybrid Concept for Actuating Subsea Valves

A valve actuator has deep-sea applications.

New Products

Uncooled Thermal Lens British threat detection specialist Silent Sentinel (Hertfordshire, UK) has expanded its Aeron Ranger suite of cameras to include a brand-new 25-150mm Long Wavelength Infrared (LWIR) uncooled thermal lens,...

Product of the Month

A smart temperature transmitter delivers measurements via Bluetooth.

Q&A: Platform Converts Headphones from 'Dumb' to 'Smart'

Rutgers researcher Xiaoran Fan developed a "HeadFi" method that uses ordinary headphones as sensors.

Device Measures Toxic Lead in Minutes

The portable lab-on-a-chip detects many contaminants in water supplies.

New on the Market: May 2021

Cable ties, milling software, snap-action switches, and more.

Chip Delivers COVID-19 Test Results on a Smartphone

Programmed magnetic nanobeads are used to detect the virus in 55 minutes or less.

Extreme Low-Frequency Hydrophone

Applications include monitoring of earthquakes and tsunamis as well as manmade infrasonic sources such as boats.

System Helps Drones Detect and Avoid Power Lines

This technology provides drones sufficient time and distance to react, avoid wires, and navigate follow-on maneuvers.

Hybrid Propellant Formulation Uses Graphene Foams

This method increases burn rate of solid propellants.

Passive Polarized Fiber Optic Sensing

This technique has applications in strain, temperature, pressure, vibration, and acoustic sensing.

Ultra-Sensitive Flow Microsensors

The sensors could be used in medical applications such as neuroscience and metabolism processes.

5 Ws of Robot Healthcare Helpers

A research team programmed two robots — a humanoid figure and a robotic arm — to measure human physiological signals.

Turning Diamond into Metal

Normally an insulator, diamond becomes a metallic conductor when subjected to large strain.

Pollen-Based Paper Bends and Curls in Response to Humidity

The paper-like material could be useful in soft robots, sensors, artificial muscles, and electric generators.