Fig 2: (IMAGE) Diamond Light Source Caption RIXS intensity map of NdNiO2 versus energy loss and projected in-plane momentum transfer along three high-symmetry directions in the first Brillouin zone. Credit Diamond Light Source 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.