Infrared signatures of the spin-Peierls transition
. Phys. Rev. B Condens. Matter Mater. Phys. 56, R11373 (1997).
Infrared spectroscopic study of phonons coupled to charge excitations in FeSi
. Phys. Rev. B Condens. Matter Mater. Phys. 55, R4863 (1997).
Optical phonons in the reflectivity spectrum of FeSi
. Physica B: Condensed Matter 230-232, 787 (1997).
Multiphoton electron emission from Cu and W: An angle-resolved study
. Phys. Rev. B Condens. Matter Mater. Phys. 54, 6031 (1996).