High-order-harmonic generation from Rydberg states at fixed Keldysh parameterRemoveE. A. Bleda, I. Yavuz, Z. Altun, and T. TopcuPhys. Rev. A 88, 043417 (2013)
Hubbard-like Hamiltonian for ultracold atoms in a one-dimensional optical latticeRemoveFrancesco Massel and Vittorio PennaPhys. Rev. A 72, 053619 (2005)
