Degradation of superconducting properties in MgB2 films by exposure to water

H Y Zhai, H M Christen, L Zhang +3

The effect of water exposure on MgB2 is studied by submerging an 800 nm thick MgB2 film into deionized water at room temperature for 1 hour, 4 hours, 10 hours, and 15 hours, and by…