Radiation exposure effect on qubits (IMAGE) DOE/Pacific Northwest National Laboratory Caption Natural radiation in the form of X-rays, beta rays, cosmic rays and gamma rays can penetrate a superconducting qubit and interfere with quantum coherence. Credit Michael Perkins, PNNL Usage Restrictions Credit PNNL 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.