Briefs : Test & Measurement
Ultra-Sensitive Temperature Sensor

A temperature sensor with practically no effect at all on the temperature of the object measured has been created in the laboratory by researchers at the University of São Paulo (USP) and the University of Campinas (UNICAMP) and is awaiting a patent for commercial production.

Briefs : Photonics/Optics
Whispering Gallery Optical Resonators

In London's St. Paul's Cathedral, a whisper can be heard far across the circular whispering gallery as the sound curves around the walls. Now, an optical whispering gallery mode resonator developed by...

Briefs : Electronics & Computers
Near-Zero-Power Temperature Sensor

A temperature sensor was developed that runs on 113 picowatts of power — about 10 billion times smaller than a Watt. The technology could enable devices that can be powered by harvesting energy from...

Briefs : Sensors/Data Acquisition
Access System Senses Finger Vibrations to Verify Users

The market for smart security access systems is expected to grow rapidly, reaching nearly $10 billion by 2022. Today's smart security access systems mainly rely on traditional techniques...

Briefs : Sensors/Data Acquisition
Portable Electrochemical Sensing System

Researchers at Pacific Northwest National Laboratory (PNNL) have developed an inexpensive electrochemical sensing system that significantly improves the ability to rapidly and accurately detect heavy...

Briefs : Test & Measurement
Chemical Identification by Magneto-Elastic Sensing (ChIMES)

A low-cost sensor technology, called Chemical Identification by Magneto-Elastic Sensing (ChIMES), uses target response materials (TRMs) as actuators in magneto-elastic (M-E) sensors...

Briefs : Photonics/Optics
New Depth Sensors Could be Sensitive Enough for Self-Driving Cars

A new approach to time-of-flight imaging that increases its depth resolution 1,000-fold has been presented by the MIT Camera Culture group. That type of resolution could make...

Briefs : Government
Tamper Sensor for Safeguarding Radiological Sources

Panoramic irradiators are commonly used to disinfect and sterilize products such as medical supplies, cosmetic raw materials, food, food containers, and medical supplies. The irradiators...

Briefs : Sensors/Data Acquisition
Wearable Microneedles

A new painless and minimally invasive microneedle technology can extract large volumes of pure interstitial fluid for further study. Developed at Sandia Labs and the University of New Mexico, the microneedles are a few...

Briefs : Sensors/Data Acquisition
Food Allergy Lab Fits on Your Keychain

Food allergies are extremely common. In the US, Federal regulations require packaged foods to disclose the presence of some of the most common allergens such as gluten, nuts, and milk products, which is...

Briefs : Semiconductors & ICs
Remote Detection of Electronic Devices

Non-Linear Junction Detection is a well-known technique for detecting electronics that utilize semiconductor (solid-state) junctions. The current state of the art for finding hidden electronics — such as electronic eavesdropping devices — using this technology has a maximum range of about 2 m, and more...

Briefs : Medical
Scientists Discover New Way to Label Chemical Compounds for Medical Imaging

Researchers have found a versatile workaround to create chemical compounds that could prove useful for medical imaging and drug development. While studying chemical...

Briefs : Medical
Tiny Terahertz Laser for Imaging and Chemical Detection

Terahertz radiation — the band of the electromagnetic spectrum between microwaves and visible light — has promising applications in medical and industrial imaging and chemical...

Briefs : Imaging
LLNL Finds Reason Behind Defects in 3D Printing

High-speed images of a common laser-based metal 3D printing process, coupled with newly updated computer models, have revealed the mechanisms behind material redistribution, a phenomenon that...

Briefs : Test & Measurement
Searching for the Failure Mechanisms in Lithium-Sulfur Batteries

It's difficult to see the details of atomic and topographical changes that lead to battery failure. However a team of researchers developed a method to see reactions leading to...

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