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Terahertz beams
Ch. Fattinger, D. Grischkowsky
Applied Physics Letters
Raman-shifted ruby-laser light on the high-frequency side of the P322 resonance line (7665) of potassium was self-focused by a dilute potassium gas. © 1970 The American Physical Society.
Ch. Fattinger, D. Grischkowsky
Applied Physics Letters
P.R. Berman, J.F. Lam, et al.
Applied Physics B Photophysics and Laser Chemistry
D. Grischkowsky, Ch. Fattinger
QELS 1989
D. Grischkowsky, A.C. Balant
Applied Physics Letters