Figure 1 (IMAGE) Universitat Pompeu Fabra - Barcelona Caption Diagram showing the possibilities of the method described by the researchers of the IP4EC group in their work. Credit Pñ Usage Restrictions UPF 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.