Femtosecond nonlinear spectroscopy at surfaces: Second-harmonic probing
of hole burning at the Si(111)7x7 surface and fourier-transform sum-frequency
vibrational spectroscopy
Femtosecond nonlinear spectroscopy at surfaces: Second-harmonic probing
of hole burning at the Si(111)7x7 surface and fourier-transform sum-frequency
vibrational spectroscopy