Development of a Compact Data Acquisition System for Immersive Ultrasonic Inspection of Small-Diameter Pipelines. - Doan, Vu Hoang Minh; Nguyen, Tien Minh Khoi; Tran, Le Hai; Vu, Dinh Dat; Le, Thanh Dat; Phan, Le Khuong; Vi, Le The Anh; Nguyen, Thanh Phuoc; Lim, Hae Gyun; Choi, Jaeyeop; Mondal, Sudip; Oh, Junghwan (Applied Sciences (2076-3417), 2025)