Bielefeld Researchers (image) Bielefeld University Share Print E-Mail Caption Bielefeld researchers visit the site of a Bielefeld biogas plant (from left): Dr. Andreas Schlüter, Prof. Dr. Jens Stoye, Dr. Alexander Goesmann, Dr. Alexander Sczyrba und Prof. Dr. Alfred Pühler. Credit Björn Fischer Usage Restrictions The image may only be used with appropriate caption or credit. 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.