Monitoring Hardening Behavior of Cementitious Materials Using Contactless Ultrasonic Method. - Jinyoung Hong; Hajin Choi (Sensors, 2021)

Application of a Wireless and Contactless Ultrasonic System to Evaluate Optimal Sawcut Time for Concrete Pavements. - Homin Song; Jinyoung Hong; Young-Geun Yoon; Hajin Choi; Taekeun Oh 001 (Sensors, 2022)

A Novel and Non-Invasive Approach to Evaluating Soil Moisture without Soil Disturbances: Contactless Ultrasonic System. - Dong Kook Woo; Wonseok Do; Jinyoung Hong; Hajin Choi (Sensors, 2022)