Lighting

Briefs: Lighting

Electronic Diodes Demonstrate Performance Beyond 5G

Applications include high-speed communications, networking, and sensing.

Briefs: Photonics/Optics

A Combined Optical Transmitter and Receiver

Researchers at Linköping University, together with colleagues in China, have developed a tiny unit that is both an optical transmitter and a receiver.

Briefs: Materials

Semiconductors Can Behave Like Metals and Superconductors

This work potentially opens the door to advances like more energy-efficient electronic devices.

Briefs: Electronics & Computers

Artificial Intelligence Finds and Labels 2D Materials Instantly

The AI system can help shorten the time required for 2D material-based electronics to be ready for consumer devices.

Briefs: Lighting

Thin Films of Barium Zirconium Sulfide Offer Exceptional Electronic Properties

These thin films hold great promise for solar cells and LEDs.

Briefs: Mechanical & Fluid Systems

Recovery of Mercury and Rare Earth Elements from Fluorescent Lamp Phosphors

This method will enable safer fluorescent light recycling.

Briefs: Imaging

Double-Sided Si(Ge)/Sapphire/III-Nitride Hybrid Structures

NASA Langley Research Center has developed a double-sided Si(Ge)/ Sapphire/III-Nitride hybrid structure. This technology uses both sides of a sapphire wafer to build device...

Briefs: Lighting

Running an LED in Reverse Could Cool Future Computers

Researchers devised a method in which running a light emitting diode (LED) with electrodes reversed was able to cool another device nanometers away. They harnessed the chemical potential...

Briefs: Photonics/Optics

Detect Ultra Rare Proteins in Blood Using a Cellphone Camera

One of the frontiers of medical diagnostics is the race for more sensitive blood tests. The ability to detect extremely rare proteins could make a life-saving difference for many...

Briefs: Manufacturing & Prototyping

Bendable Electronic Paper Displays a Range of Colors

The combination of conductive polymers on nanostructures was demonstrated as suited to creating electronic displays as thin as paper. The “paper” is similar to the Kindle tablet. It...

Briefs: Lighting

Text Tech: Navy Vessels Use Shipboard Signal Lamps for Text Messaging

Sponsored by the Office of Naval Research's (ONR) TechSolutions program, the Flashing Light to Text Converter (FLTC) features a camera that can be mounted atop a signal...

Briefs: Photonics/Optics

New Engine Optics to Fuel Future Research

An optical setup developed by researchers at Sandia's Combustion Research Facility and the Technical University of Denmark can now quantify the formation of soot — particulate matter consisting...

Briefs: Lighting

Two-Dimensional Semiconductor Materials Created Using Artificial “Superlattices”

One current method to build a semiconductor superlattice — materials comprised of alternating layers of ultra-thin, two-dimensional sheets only one or a...

Briefs: Photonics/Optics

Generating Light-Induced Electrical Current in Atomically Thin Nanomaterials

When hit with light, semiconductors (materials that have an electrical resistance in between that of metals and insulators) generate an electric current....

Briefs: Photonics/Optics

“Soft Hardware” Cloth Has Built-In Electronic Devices

Optical fibers have been traditionally produced by making a cylindrical object called a preform — essentially, a scaled-up model of the fiber — and then heating it. Softened...

Briefs: Manufacturing & Prototyping

Efficient Semiconductor Material for Thermal Management

Computer processors have continued to shrink down to nanometer sizes where there can be billions of transistors on a single chip. This phenomenon is described under Moore's Law, which...

Briefs: Sensors/Data Acquisition

Positional Sensor Measures Rotational and Lateral Displacements

Positional sensors have applications where a very accurate measurement of position is needed over a limited range. One example of such an application is in manipulation of a...

Briefs: Photonics/Optics

See Objects Hidden Around Corners

A driverless car is making its way through a winding neighborhood street, about to make a sharp turn onto a road where a child’s ball has just rolled. Although no person in the car can see that ball, the...

Briefs: Test & Measurement

Compact Science Experiment Module

Crew time on the International Space Station (ISS) is extremely limited for any operations on science payloads. Autonomous science experiments in small, self-contained, cubical payloads are highly desirable...

Briefs: Imaging

Machine Vision System

A number of instruments have been built to obtain range images — a two-dimensional array of numbers that gives the depth of a scene along many directions from a central point in the instrument. Instead of measuring...

Briefs: Lighting

Quantum Dots Improve Colors on TV and Computer Screens

High-tech specks called quantum dots could bring brighter, more vibrant color to mass market TVs, tablets, phones and other displays. A new technology called 3M quantum dot enhancement...

Briefs: Lighting

Scientists Create Semiconductor Junction Only Three Atoms Thick

Scientists at the University of Washington have developed what they believe is the thinnest-possible semiconductor, a new class of nanoscale materials made in sheets only three...

Briefs: Lighting

Gallium Nitride Nanowire Tips Function as LEDs

A team of researchers has demonstrated that atomic force microscope (AFM) probe tips made from its near-perfect gallium nitride nanowires are superior in many respects to standard silicon or...

Briefs: Lighting

New Technique Makes LEDs Brighter, More Resilient

Researchers from North Carolina State University have developed a new processing technique that makes light emitting diodes (LEDs) brighter and more resilient by coating the semiconductor...