Temperature lidar measurements from 1 to 105 km altitude using resonance, Rayleigh, and Rotational Raman scattering

by M. Alpers, M. Alpers, R. Eixmann, C. Fricke-Begemann, M. Gerding, J. Höffner
Published 2004-01-01

Sporadic Ca and Ca⁺ layers at mid-latitudes: Simultaneous observations and implications for their formation

by M. Gerding, M. Gerding, M. Alpers, J. Höffner, U. von Zahn
Published 2001-01-01