Köberle, M. ; Göbel, T. ; Schönherr, D. ; Müller, S. ; Jakoby, Rolf ; Meissner, P. ; Hartnagel, H.-L. (2008):
Material Characterization of Liquid Crystals at THz-Frequencies using a Free Space Measurement Setup.
In: GeMiC 2008, pp. 142-145,
VDE-Verlag, German Microwave Conference (GeMIC 2008), Hamburg, Germany, 10.-12.03.2008, ISBN 978-3-8007-3086-5,
[Conference or Workshop Item]

Schuer, J. ; Biber, S. ; Cojocari, Oleg ; Sydlo, C. ; Schmidt, L.-P. ; Hartnagel, H.-L. (2006):
Comparative noise characterization and conversion loss measurements of Schottky diode mixers at 600~GHz.
In: WOCSDICE '06 : the 30th Workshop on Compound Semiconductor Devices and Integrated Circuits held in Europe <30, 2006, Fiskebäckskil, Sweden> .- 2006,S. 85-87, [Conference or Workshop Item]

Biber, S. ; Schuer, J. ; Cojocari, Oleg ; Hartnagel, H.-L. ; Schmidt, L.-P. (2006):
Silicon micomachining and electrical characterization of a 600 GHz Schottky-diode mixer with integrated octagonal horn antenna.
In: Proceedings of the 4th ESA Workshop on Millimetre Wave Technology and Applications (ESA-MWTA-06) Workshop on Millimetre Wave Technology and Applications <4, 2006, Espoo>. - Millilab, Espoo, Finland, 2006, [Conference or Workshop Item]

Schuer, J. ; Biber, S. ; Cojocari, Oleg ; Schmidt, L.-P. ; Hartnagel, H.-L. (2005):
600 GHz GaAs Schottky diode mixer in split-block technology.
In: IRMMW-THz 2005 : conference digest of the 2005 joint 30th International Conference on Infrared and Millimeter Waves and 13th International Conference on Terahertz Electronics <30, 2005, Williamsburg, VA.>, S. 469-470. - 2005, [Conference or Workshop Item]

Schür, J. ; Biber, S. ; Cojocari, Oleg ; Mottet, B. ; Schmidt, L.-P. ; Hartnagel, H.-L. (2005):
600 GHz heterodyne mixer in waveguide technology using a GaAs Schottky diode.
In: International Symposium of Space THz-Technology ISSTT-05 <16, 2005,Göteborg, Sw.>, paper. - 2005, [Conference or Workshop Item]

Cojocari, Oleg ; Sydlo, C. ; Hartnagel, H.-L. ; Biber, S. ; Schür, J. ; Schmidt, L.-P. (2005):
Schottky-structures for THz-Applications based on quasi-vertical design-concept.
In: International Symposium of Space THz-Technology ISSTT-05 <16, 2005, Göteborg, Sw.> : paper . - 2005, [Conference or Workshop Item]

Cojocari, Oleg ; Sydlo, C. ; Hartnagel, H.-L. (2005):
WID : a new Schottky-Structure design for THz-applications.
In: IRMMW-THz 2005 : conference digest of the 2005 joint 30th International Conference on Infrared and Millimeter Waves and 13th International Conference on Terahertz Electronics <30, 2005, Williamsburg, Va.>, s. 447-448, [Conference or Workshop Item]

Simon, Ansgar ; Lin, Chih-I. ; Rodriguez-Girones, M. ; Hartnagel, H.-L. ; Zimmermann, P. ; Zimmermann, R. ; Henneberger, R. (1998):
High efficiency frequency multipliers using substrateless Schottky diodes.
In: International Conference Terahertz Electronics <6, 1998, Leeds, UK>: Proceedings. S. 72-73, [Conference or Workshop Item]

Lin, Chih-I. ; Simon, A. ; Rodriguez-Girones, M. ; Hartnagel, H.-L. ; Zimmermann, P. ; Zimmermann, R. ; Henneberger, R. (1998):
Planar Schottky diodes for submillimeter wave applications.
In: International Conference Terahertz Electronics <6, 1998, Leeds, UK>: Proceedings. S. 135-138, [Conference or Workshop Item]

Dolt, R. ; Fricke, K. ; Hartnagel, H.-L. ; Lang, C. ; Schweeger, G. ; Stöcker, J. (1994):
Active Gas Sensors for Automotive Applications.
Cork, Irland, [Conference or Workshop Item]