Algimantas Bubulis (IMAGE) Kaunas University of Technology Caption Algimantas Bubulis, KTU senior researcher and one of the authors of this invention Credit KTU Usage Restrictions None License Original 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.