Zhong Lin Wang with 3-D Solar Cell (IMAGE) Georgia Institute of Technology Caption Georgia Tech Regents professor Zhong Lin Wang holds a prototype three-dimensional solar cell that could allow PV systems to be located away from rooftops. Credit Georgia Tech Photo: Gary Meek Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.