Theory of Nonlinear Propagation of High Harmonics Generated in a Gaseous Medium

Dr. Cheng Jin received his Ph.D. in Physics from Kansas State University in May 2012. He received the K-State Physics Meritorious Graduate Research Award for 2011-2012, and received recognition for significant contributions to knowledge base by K-State’s Graduate Student Council in 2010.

• Introduction to High-Order Harmonic Generation.- Theoretical Tools.- Medium Propagation Effects in High-Order Harmonic Generation of Ar.- Comparison of High-Order Harmonic Generation of Ar Using a Truncated Bessel or a Gaussian Beam.- Generation of an Isolated Attosecond Pulse in the Far Field by Spatial Filtering with an Intense Few-Cycle Mid-Infrared Laser.- Effects of Macroscopic Propagation and Multiple Molecular Orbitals on the High-Order Harmonic Generation of Aligned N2 and CO2 Molecules.- Photoelectron Angular Distributions in Single-Photon Ionization of Aligned N2 and CO2 Molecules Using XUV Light.- Summary.