Send a comment on this item to LII: Send a comment on this item to LII staff, who on weekdays will usually reply within 24 hours. Building Technologies Program: Solid-State Lighting Background and updates about the work of the "U.S. Department of Energy and its partners ... to accelerate advances in solid-state lighting [SSL]," a technology that "uses semi-conducting materials to convert electricity into light. SSL is an umbrella term encompassing both light-emitting diodes (LEDs) and organic light emitting diodes (OLEDs)." Includes basic information about LEDs, research updates, publications, and related material. From the U.S. Department of Energy. http://www1.eere.energy.gov/buildings/ssl/ Asterisk * indicates required field. Your Name Your Email Address * We will not sell or provide your email address to anyone else. Comment * Enter the verification code as it is shown in the box below. This helps prevent automated submissions. *