Microwave Remote Sensing of Ionized Air. - Shaolin Liao; Nachappa Gopalsami; Alexander Heifetz; Thomas W. Elmer; Peter Fiflis; Eugene R. Koehl; Hual Te Chien; Apostolos C. Raptis (IEEE Geosci. Remote. Sens. Lett., 2011)

Ultrasonic and Electromagnetic Sensors for Downhole Reservoir Characterization. - K. Wang; Hual Te Chien; Shaolin Liao; L. P. Yuan; S. H. Sheen; Sasan Bakhtiari; Apostolos C. Raptis (CoRR, 2020)