A Phased Array Ultrasound Roller Probe for Automated in-Process/Interpass Inspection of Multipass Welds. - Randika K. W. Vithanage; Ehsan Mohseni; Zhen Qiu; Charles N. MacLeod; Yashar Javadi; Nina Sweeney; Stephen Gareth Pierce; Anthony Gachagan (IEEE Trans. Ind. Electron., 2021)