T. Köppen

Local etching of nanoholes and quantum rings with InxGa1−x droplets

S. Mendach, A. Stemmann, C. Heyn, 2009 .

Local droplet etching of nanoholes and rings on GaAs and AlGaAs surfaces

A. Stemmann, C. Heyn, W. Hansen, 2008 .

Mechanism and applications of local droplet etching

S. Mendach, A. Stemmann, C. Heyn, 2011 .

Resonant Raman transitions into singlet and triplet states in InGaAs quantum dots containing two electrons.

A. Schramm, D. Heitmann, C. Heyn, 2009, Physical review letters.

Highly uniform and strain-free GaAs quantum dots fabricated by filling of self-assembled nanoholes

S. Mendach, A. Stemmann, C. Heyn, 2009 .

Spatially and energetically resolved optical mapping of self-aligned InAs quantum dots

C. Heyn, H. Welsch, W. Hansen, 2008 .