Transition between different coherent light–matter interaction regimes analyzed by phase-resolved pulse propagation
T.H. zu Siederdissen, N.C. Nielsen, J. Kuhl, M. Schaarschmidt, J. Förstner, A. Knorr, G. Khitrova, H.M. Gibbs, S.W. Koch, H. Giessen, Optics Letters 30 (2008).

Ultrafast electron-phonon interaction of intersubband transitions: Quantum kinetics from adiabatic following to Rabi-oscillations
S. Butscher, J. Förstner, I. Waldmüller, A. Knorr, Physical Review B 72 (2005) 045314-045314–4.

Adiabatically driven electron dynamics in a resonant photonic band gap: Optical switching of a Bragg periodic semiconductor
M. Schaarschmidt, J. Förstner, A. Knorr, J.P. Prineas, N.C. Nielsen, J. Kuhl, G. Khitrova, H.M. Gibbs, H. Giessen, S.W. Koch, Physical Review B 70 (2004).

Polaron signatures in the line shape of semiconductor ;intersubband transitions: quantum kinetics of the electron–phonon interaction
S. Butscher, J. Förstner, I. Waldmüller, A. Knorr, Physica Status Solidi (B) 241 (2004) –.

Linear and nonlinear pulse propagation in a multiple-quantum-well photonic crystal
N.C. Nielsen, J. Kuhl, M. Schaarschmidt, J. Förstner, A. Knorr, S.W. Koch, G. Khitrova, H.M. Gibbs, H. Giessen, Physical Review B 70 (2004).

Nonlinear light pulse propagation in Bragg-periodic multiple semiconductor quantum well samples: ultrafast switching of a resonant photonic band gap
M. Schaarschmidt, J. Förstner, A. Knorr, J.P. Prineas, N.C. Nielsen, J. Kuhl, G. Kithrova, H.M. Gibbs, H. Giessen, S.W. Koch, in: Conference on Lasers and Electro-Optics/International Quantum Electronics Conference and Photonic Applications Systems Technologies, OSA, 2004.

Self-consistent Projection Operator Theory of Intersubband Absorbance in Semiconductor Quantum Wells
I. Waldmüller, J. Förstner, A. Knorr, in: K. Morawetz (Ed.), Nonequilibrium Physics at Short Time Scales, Springer Berlin Heidelberg, Berlin, Heidelberg, 2004.

Light Propagation and Many-Particle Effects in Semiconductor Nanostructures
J. Förstner, Light Propagation and Many-Particle Effects in Semiconductor Nanostructures, 2004.

Pulse propagation in Bragg-resonant multiple quantum wells: from pulse breakup to compression
N.C. Nielsen, J. Kuhl, M. Schaarschmidt, J. Förstner, A. Knorr, S.W. Koch, H.M. Gibbs, G. Khitrova, H. Giessen, Physica Status Solidi (C) 0 (2003) 1484–1487.

Theory of the lineshape of quantum well intersubband transitions: optical dephasing and light propagation effects
I. Waldmüller, M. Woerner, J. Förstner, A. Knorr, Physica Status Solidi (B) 238 (2003) 474–477.

Correlated influence of carrier-carrier/carrier-phonon interaction and radiative damping on semiconductor intersubband transitions
I. Waldmuller, J. Förstner, A. Knorr, M. Woerner, K. Reimann, R.A. Kaindl, R. Hey, K.H. Ploog, in: Postconference Digest Quantum Electronics and Laser Science, 2003. QELS., IEEE, 2003.

Theory of ultrafast dynamics and lineshape of semiconductor quantum well intersubband emitters
I. Waldmüller, J. Förstner, A. Knorr, in: Nonlinear Optics: Materials, Fundamentals and Applications, OSA, 2002.