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Armstrong World Industries, Inc (NYSE:AWI), and Universal Display Corporation, the company enabling energy-efficient displays and lighting with its UniversalPHOLED™ technology and materials, yesterday released that the companies have demonstrated a novel white phosphorescent OLED lighting system to the U.S. Department of Energy (DOE) in connection with the successful completion of their $1.9 million, two-year, Solid State Lighting Product Program titled “Development of High Efficacy, Low Cost Phosphorescent OLED Lighting Ceiling Luminaire System.” This demonstration is a critical step toward the commercialization of efficient, low-cost lighting systems for commercial applications.

Armstrong World Industries, Inc. is a global leader in the design and manufacture of floors, ceilings and cabinets. In 2009, Armstrong's consolidated net sales totaled approximately $2.8 billion. Based in Lancaster, Pa., Armstrong operates 35 plants in nine countries and has approximately 10,200 employees worldwide.

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Arotech Corporation (NASDAQ:ARTX), a provider of quality defense and security products for the military, law enforcement and security markets, reported yesterday that Arotech's Battery and Power Systems Division has received new and follow on orders of close to $3 million for batteries and rechargeables for military and domestic consumption. The batteries and rechargeables will be used for telecom equipment, aviation safety devices and the military's future soldier programs.

"We are very pleased with the continued world-wide demand for our battery and rechargeable products," said Robert Ehrlich, Arotech's Chairman and Chief Executive Officer. "As we expand our product portfolio and enter new markets like the military's future soldier programs, we are focused on continuing to expand sales in the division," added Ehrlich.

Arotech Corporation is a leading provider of quality defense and security products for the military, law enforcement and homeland security markets. Arotech provides multimedia interactive simulators/trainers, lightweight armoring and advanced zinc-air and lithium batteries and chargers. Arotech operates through three major business divisions: Armor, Training and Simulation, and Batteries and Power Systems. Arotech is incorporated in Delaware, with corporate offices in Ann Arbor, Michigan and research, development and production subsidiaries in Alabama, Michigan and Israel.