1. Juan J. Carrera, Sang-Kil Son, and Shih-I Chu, “Ab initio theoretical investigation of the frequency comb structure in the XUV regime via high harmonic generation” in The 38th Meeting of the Division of Atomic, Molecular and Optical Physics (American Physics Society, Calgary, Alberta, Canada, June 5-9, 2007).
2. Sang-Kil Son and Shih-I Chu, “Many-mode Floquet theoretical approach for probing high harmonic generation in intense frequency-comb laser fields” in The 38th Meeting of the Division of Atomic, Molecular and Optical Physics (American Physics Society, Calgary, Alberta, Canada, June 5-9, 2007) [poster].
3. Sang-Kil Son and Shih-I Chu, “Floquet formulation for the investigation of multiphoton quantum interference in a superconducting qubit driven by a strong field” in The 38th Meeting of the Division of Atomic, Molecular and Optical Physics (American Physics Society, Calgary, Alberta, Canada, June 5-9, 2007) [poster].