Lighting

Powering & Controlling LEDs

Browse the latest advancements, applications, and technical briefs essential to design engineers working with powering and controlling LEDs systems. Find multimedia resources to address your design challenges.

Latest Briefs & News

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...

Articles : Green Design & Manufacturing
NASA at 60: From Space to Earth

The benefits of NASA's space exploration efforts are not limited to the cosmos. NASA technologies provide innovative solutions for people around the world. NASA missions have generated thousands of spinoffs...

Briefs : Medical
“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...

Blog : Lighting
Functional Fabric Brings Semiconductors Directly to the Fiber
Instead of attaching semiconductors to fabric, an MIT team has found a way to add the technology right into the fiber themselves.
Application Briefs : Photonics/Optics
Military Optics Technology

The demand for innovative solutions to enhance the safety of military personnel is continually on the rise. This includes the need to improve the performance of military vehicles and aircraft, in terms of both...

Articles : Software
Taking It to the Streets: Designing Streetlamp Optical Components

The task of creating a streetlamp optical system has changed over the last 20 years and due to this change, so has optical design software. Let’s compare the task of...

Articles : Medical
How Sophisticated Wearable Sensors are Changing Healthcare

In the traditional model of healthcare, a patient would visit a doctor regularly for checkups or for evaluations when there’s an ailment. This model, however, isn’t ideal for...

Articles : Lighting
Paired Sleep Tracker and Light Therapy Tools Retrain Circadian Rhythms

Spinoff is NASA’s annual publication featuring successfully commercialized NASA technology. This commercialization has contributed to the development of products and...

Articles : Test & Measurement
Products of Tomorrow: May 2018

This column presents technologies that have applications in commercial areas, possibly creating the products of tomorrow. To learn more about each technology, see the contact information provided for that...

Application Briefs : Lighting
Direct AC LED Engines

As the lighting industry continues to mature, vendors continue to pursue inexpensive lighting solutions that offer universal compatibility and are easy to install. For OEMs and manufacturers, LEDs have proven to be a...

Products : Photonics/Optics
New Products: May 2018 Photonics & Imaging Technology

Portable Laser Scanner

Hexagon Manufacturing Intelligence (North Kingstown, RI) has announced the Leica Absolute Scanner LAS-XL, a new ultralarge scale portable laser scanner....

Products : Test & Measurement
New on the Market: April 2018

Polarization Camera

Lucid Vision Labs, Richmond, BC, Canada, announced the 5-megapixel Phoenix polarization camera that can be used to detect stress or defects in manufacturing of materials such as...

Blog : Photonics/Optics
Wobbly ‘HOIP’ Semiconductor Has Researchers in Excited State
Physical chemists at the Georgia Institute of Technology discovered an emerging class of semiconductors with some unexpected moves.
Briefs : Energy
Wireless Charging of Moving Electric Vehicles

If electric cars could recharge while driving down a highway, it would virtually eliminate concerns about their range and lower their cost, perhaps making electricity the standard fuel for vehicles. Researchers have wirelessly transmitted electricity to a nearby moving object, which could advance...

INSIDER : Photonics/Optics
Researchers Craft New Material That Could Improve LED Screens

Researchers working at the Ultrafast Laser Lab at the University of Kansas successfully created a new bilayer material, with each layer measuring less than one nanometer in...

News : Lighting
New Phosphors and Next-Generation Lighting

Researchers from KU Leuven in Belgium, the University of Strasbourg, and CNRS have discovered a new phosphor that could make next-generation fluorescent and LED lighting even cheaper and more efficient. The team used highly luminescent clusters of silver atoms and the porous framework of minerals known...

News : Sensors/Data Acquisition
NASA’s Pressure-Sensitive Paint Tests Aircraft Designs

NASA’s bright pink Pressure-Sensitive Paint (PSP) is helping to test new aircraft designs. A thin coat of PSP is sprayed onto the model that will be tested in the wind tunnel and allowed to dry. The model is then installed in the wind tunnel, which also is equipped with a series of blue...

News : Materials
Graphene-based TEs for flexible, efficient OLEDs

The arrival of a thin, lightweight computer that even rolls up like a piece of paper will not be in the far distant future. Flexible organic light-emitting diodes (OLEDs), built upon a plastic substrate, have received greater attention lately for their use in next-generation displays that can be...

News : Energy
Researchers Develop Power-Generating Shoes

An energy-harvesting technology developed by University of Wisconsin-Madison researchers captures the energy of human motion to power mobile electronic devices. The footwear-embedded energy harvester could be especially useful for the military, as soldiers currently carry heavy batteries to power their...

News : Energy
'Invisible' Wires Improve Solar-Cell Efficiency

Scientists from Stanford University have discovered how to make the electrical wiring on top of solar cells nearly invisible to incoming light. The new design, which uses silicon nanopillars to hide the wires, could dramatically boost solar-cell efficiency.

In most solar cells, the upper...

News : Lighting
New Technology Can Expand LED Lighting

Highly efficient, light-emitting diodes (LEDs) could slash the world’s electricity consumption. They are already sold in stores, but more widespread adoption of the technology has been hindered by high costs due to limited availability of raw materials and difficulties in achieving acceptable light...

News : Lighting
Blue LEDs Could Provide Chemical-Free Food Preservation Technology

A team of scientists from the National University of Singapore (NUS) has found that blue light emitting diodes (LEDs) have strong antibacterial effects on major foodborne pathogens, and are most effective when in cold temperatures (between 4°C and 15°C) and mildly acidic...

News : Transportation
Nanogenerator Harvests Power from Rolling Tires

A group of University of Wisconsin-Madison engineers and a collaborator from China have developed a nanogenerator that harvests energy from a car's rolling tire friction. The technology ultimately could provide automobile manufacturers with a new way to reuse energy and provide greater vehicle...

News : Photonics/Optics
"TREASORES" Project Moves Towards "Printed" Organic Solar Cells, LEDs

Flexible optoelectronic devices that can be produced roll-to-roll – much like newspapers are printed – are a highly promising path to cheaper devices such as solar cells and LED lighting panels. Scientists from "TREASORES" project recently demonstrated prototype flexible...

News : Nanotechnology
Researchers Develop Hybrid Supercapacitors

UCLA researchers have successfully combined two nanomaterials to create a new energy storage medium that combines the best qualities of batteries and supercapacitors.

The new hybrid supercapacitor stores large amounts of energy, recharges quickly, and can last for more than 10,000 recharge cycles. The...

Articles : Lighting
Choosing the Right Circuit Protection for LEDs

Approximately 25 percent of global energy consumption goes to lighting applications, so making lighting more energy-efficient could have a dramatic impact on overall energy usage or make more...

Articles : Lighting
Heat Pipe Solutions for LED Devices

LEDs are experiencing increasing acceptance and growth across many market segments. Part of this growth is due to new, higher-power LEDs that can be packaged in increasingly small areas. However, increased...

Articles : Lighting
The Future Looks Dimmer

Originally fueled by environmental concerns and the steadily rising cost of electricity, the market for energy- efficient lighting has been dramatically accelerated by regulations that will restrict the sale of most...

Articles : Lighting
Specifying Gaskets for Outdoor LED Lighting Fixtures

LED lighting technology has the potential to lower energy consumption and reduce maintenance costs on outdoor installations such as area lighting and parking lights, street lights and other “difficult to reach” outdoor locations. When operating in controlled temperatures and weatherproof...