Electrochemical Cell (image) Ruhr-University Bochum Share Print E-Mail Caption The biofuel cell tests were carried out in this electrochemical cell. Credit RUB, Kramer Usage Restrictions The image may only be used for reporting about the press release "A protective shield for sensitive enzymes in biofuel cells", published in September 2018. in the context of Ruhr-Universität Bochum. 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.