Articles : Manufacturing & Prototyping
Innovators Recognized for "Creating the Future"

The Create the Future Design Contest has helped stimulate and reward engineering innovation over the past 16 years, drawing more than 14,000 product designs from engineers, students, and...

Articles : Medical
Products of Tomorrow: October 2017

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...

Spinoff : Lighting
LED Lighting Enables Better Sleep and Wake Cycles

Because NASA is planning for future visits to distant locations like Mars, the agency is researching how to grow plants in space. Live plants on space missions provide a nutritious food...

Articles : Lighting
State-of-the-Art Testing for LED Lamps and Luminaires

Unlike previous lighting requirements, LED testing has become more stringent and complicated, and involves a significant number of tests for various lighting characteristics. From measuring lumen output, efficacy, correlated color temperature (CCT), color rendering index (CRI), and...

Articles : Lighting
Fluid Dispensing Solutions for LEDs

LED lighting is popular because many governments are banning incandescent bulbs to save energy and carbon dioxide, especially for general lighting. In the automotive industry LEDs are being used because they save energy and costs, especially with the migration to hybrid cars and electric vehicles, and because...

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
LED Phosphor Application

The most common, and cost-effective, method of delivering white light from an LED is to combine a blue “pump” LED source under a layer of phosphor or phosphor blends to achieve the desired spectrum. While there are relatively few manufacturers of high-quality blue LED die, there are a substantial number of companies...

Articles : Lighting
Liquid Cooling Technology for LEDs

Best quality LED A-lamp light bulbs provide a superior, energy-efficient alternative to incandescent bulbs, which have essentially been banned as of January 1, 2014. LED bulbs offer the same amount of light as an incandescent while using up to 80 % less energy. There still remains, however, a wide discrepancy...

Articles : Lighting
Finding the Optimal Lighting Solution for Line-Scan Applications

In machine vision systems, acquiring images of moving targets is a challenge and consequently the best image requires three fundamentals to be well defined:

an excellent camera; an appropriate lens; an appropriate illumination.

All three items are the key to enable subsequent...

Articles : Lighting
State-of-the-Art LED Cooling Technology

The story behind LED development—only the 4th lighting technology developed in human history— is remarkable. The potential ahead of LED lighting to deliver real and measurable advantages— to save energy, last years longer, significantly lower bottom-line costs—is limitless. That said the LED...

Articles : Lighting
Manufacturing LED Modules and Components

Technical Challenges

Several technical challenges exist when manufacturing solid state lighting (SSL) modules and components. The greatest challenge is in keeping up with the changes in LED technology. LED components, such as LED packages and chips, are improving in lumen output, luminous...

Articles : Lighting
High Performance Thermal Management Solutions for LEDs

When it comes to highpower lighting applications in the military and harsh industrial environments, reliability and efficiency are key features to consider. To maximize both of these qualities, lightemitting diode (LED) technology is coming into play with brighter, more flexible lighting...

Articles : Lighting
Understanding Today’s Energy - Efficient Lighting Certification Programs & Initiatives

The Energy Policy and Conservation Act of 1975 and its subsequent amendments established minimum efficiency standards for lighting products. While the DOE’s mandatory energy efficiency standards and recently-heightened surveillance efforts are designed to...

Articles : Lighting
LEDs Go Organic: The Science behind OLED Lighting Systems

Organic is a term more often associated with vegetables than lighting systems, but some LED manufacturers are now incorporating organic molecules into their products to meet specific application demands. The result is a new type of LED system that provides a broad illumination area and...

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