Eric Walters has been named vice president and CFO at Konarka Technologies Inc., a Lowell, Mass., maker of polymer photovoltaic products. Most recently, Walters was executive vice president and chief compliance officer at PolyMedica Corp., a medical products company. . . . Universal Display Corp., a developer of organic light-emitting diode technologies for flat panel displays, lighting and other optoelectronic applications, has been awarded a $750,000 Small Business Innovation Research Phase II contract from the US Department of Energy to develop light extraction technology for energy-efficient, solid-state lighting. There are 4 suppliers of Organic Light-Emitting Diodes in the Photonics Marketplace.