Zhong Lin Wang and Sihong Wang, Georgia Tech (image) Georgia Institute of Technology Share Print E-Mail Caption Georgia Tech professor Zhong Lin Wang (left) and Ph.D. candidate Sihong Wang hold components of a new self-charging power cell that uses piezoelectric materials to directly convert mechanical energy to chemical energy. The chemical energy can be released as electricity. Credit Georgia Tech Photo: Gary Meek Usage Restrictions None Share Print E-Mail 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.