The New Phase (IMAGE) European Synchrotron Radiation Facility Caption BH4 anions linked by short hydrogen-hydrogen contacts into chains in the crystal structure of the new phase. Credit Angewandte Chemie Usage Restrictions None 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.