Sensors & Test

New 3D-Printing Technique: A Game Changer for Medical Testing Devices

Researchers have developed a highly specialized 3D-printing technique that allows microfluidic channels to be fabricated on chips at a precise microscale.

NEID Spectrometer Lights Up Path to Exoplanet Exploration

NASA's NEID tool delivered its first batch of data on the nearest and best-studied star, our Sun.

Electronic Skin Sensor Decodes Human Motion

This system can track the motion of the entire body with a small sensory network.

Bioprinted 3D Cardiac Patches Could Reverse Scar Formation After Heart Attacks

The system promotes myocardial regeneration after a cardiac event.

Wearable Electronics for Continuous Cardiac, Respiratory Monitoring

A highly sensitive wearable sensor for cardiorespiratory monitoring could potentially be worn continuously by cardiac patients or others who require constant monitoring.

Impact and Trajectory Detection System

The system can indicate the time and location of an impact and the trajectory of that projectile using piezoelectric polymer film and sensors.

Sensor Can Detect Scarred or Fatty Liver Tissue

Diagnosing liver damage earlier could help to prevent liver failure in many patients.

Suture of the Future Fights Infection

The smart bandage can dispense antibiotic, monitor wound-healing biomarkers, and report important data directly to doctors.

Room Temperature Oxygen Sensors

Traditional oxygen sensors have significant drawbacks and suffer from high power consumption.

Using Small Drones to Monitor Volcanoes

A team at Johannes Gutenberg University Mainz has recently been assessing the potential for using a small, portable observation drone in remote regions.

New Method to Determine How 2D Materials Expand

2D materials can be packed together more densely than conventional materials, so they could be used to make devices that run faster and perform better.

3D-Printed Sensors May Lead to Better Weather Research

Scientists have created the first completely digitally manufactured plasma sensors — also known as retarding potential analyzers (RPAs) — for orbiting spacecraft.

Flexible Sensor for Robotic Sensing and Health Monitoring

Real-time health monitoring and sensing abilities of robots require soft electronics but a challenge of using such materials lies in their reliability.

Nanoelectronic Sensor to Simultaneously Measure Electrical, Mechanical Activity in Heart Cells

Using a suspended nanowire, a research team has created a tiny sensor that can simultaneously measure electrical and mechanical cellular responses in cardiac tissue — a first.

Standalone Sweat Sensor Provides Immediate Results

Engineers have developed a thin, flexible, stretchy sweat sensor that can show the level of glucose, lactate, sodium, or pH of your sweat — at the press of a finger.

Stretchable Pressure Sensor Could Lead to Better Robotics, Prosthetics

The sensor can be stretched up to 50 percent with almost the same sensing performance.

SkinKit Offers Versatile, Wearable On-Skin Computing

The next generation of wearable computing technology will be even closer to the wearer than a watch or glasses: It will be affixed to the skin.

Laser Attack Blinds Autonomous Vehicles, Deleting Pedestrians and Confusing Cars

Research reveals that expertly timed lasers shined at an approaching LIDAR system can create a blind spot in front of the vehicle.

Thin Flexible Sensor Characterizes High-Speed Airflows on Curved Surfaces

To improve efficiency, it is necessary to characterize and reduce flow separation on curved surfaces.

New Nanoparticle-Based Sensors Can Measure Residual Herbicides in Food

The work shows the real-world viability of their easy-to-use and inexpensive methods of testing.

Building Earthquake Resiliency with Supercomputers

The research team has been developing very large, detailed models — like their simulations of the San Francisco Bay Area for M7 Hayward fault earthquakes — which has 391 billion model grid points.

Can Your Phone Tell if a Bridge Is in Good Shape?

A new study suggests mobile data collected while traveling over bridges could help evaluate their integrity.

Laser-Light-Based Accelerometer

The tiny device accurately measures acceleration in smaller navigation systems and other devices.

DIY Kits Enable Users to Build Their Own Peristaltic Pumps for Microfluidics

Users can download the design files to 3D print and assemble a customizable peristaltic pump.

Faster Computation for Deep-Learning Applications

A new area of artificial intelligence called analog deep learning promises faster computation with a fraction of the energy usage.

Inductive Non-Contact Position Sensor

Potential uses include MEMS accelerometers, vibration monitoring, and other precision motion control applications.

Computational Model Enables Robots to Learn New Concepts

The model allows robots to ask clarifying questions to soldiers.