Frank Brüggemann

Detection of Bloch oscillations in a semiconductor superlattice by time-resolved terahertz spectroscopy and degenerate four-wave mixing

Karl Leo, Hartmut G. Roskos, Heinrich Kurz, 1994 .

Observation of Bloch oscillations in a semiconductor superlattice

Karl Leo, Klaus Köhler, K. Köhler, 1992 .