Principal Solar, Inc. launched The Principal Solar Institute, an online reference center and resource guide for solar development and installation professionals in the commercial and utility scale market. The Institute sponsors free educational events, offers a resource guide and publishes White Papers, disseminating critical information to advance the knowledge base of industry stakeholders. The company also announced that Matthew A. Thompson, Ph. D., a scientist with 23 years experience in semiconductor process development and yield enhancement at Motorola and Freescale Semiconductor, has been appointed director of the Institute. At Motorola's Advanced Process Development Laboratory, Thompson developed vertical gate oxidation processes and equipment. In a collaborative research and development project that included Motorola and IBM, he designed synchrotron x-ray optics for deep submicron lithography, and supported x-ray mask design.