Q. Cao, J. Jahns, "Apodized multilevel diffractive lenses that produce desired diffraction-limited focal spots", J. Opt. Soc. Am. A 23 (2006) 179-186; 
also published in The Virtual Journal of Biomedical Optics 1 (Febr. 10, 2006)
 
 
J. Jahns, A. W. Lohmann, "Diffractive-optical processing of temporal signals, part I: basic principles", Chinese Opt. Lett. 4 (2006) 259-261
 
 
J. Jahns, A. W. Lohmann, "Diffractive-optical processing of temporal signals, part II: optical tapped-delay line", Chinese Opt. Lett. 4 (2006) 262-264
 
 
J. Jahns, A. W. Lohmann, M. Bohling, "Talbot bands and temporal processing of optical signals", JEOS-RP 1 (2006) 06001
 
 
M. Jarczynski, Th. Seiler, J. Jahns, "Integrated three-dimensional optical multilayer using free-space optics", Appl. Opt. 45 (2006) 6335-6341
 
 
A. Sabatyan, J. Jahns, "Retroreflector array as tapped delay-line filter for ultra-short optical pulses", JEOS-RP 1 (2006) 06022