Saglam, Mustafa ; Schumann, B. ; Dure, K. ; Domoto, C. ; Megej, Alexander ; Rodriguez-Gironés Arboli, Manuel ; Müller, J. ; Judaschke, R. ; Hartnagel, Hans L. (2003):
High performance 450 GHz GaAs-based heterostructure barrier varactor tripler.
In: IEEE electron device letters, 24, pp. 138-140. [Article]

Saglam, Mustafa ; Mutamba, Kabula ; Megej, Alexander ; Sydlo, Cezary ; Hartnagel, Hans L. ; Daumiller, I. (2003):
Influence of polarization chages in Al 0.4 Ga 0.6 N/GaN barrier varactors.
In: Applied physics letters, 82, pp. 227-229. DOI: 10.1063/1.1537516,
[Article]

Saglam, Mustafa ; Schumann, B. ; Müllerwiebus, V. ; Megej, Alexander ; Auer, U. ; Rodriguez-Girones Arboli, Manuel ; Judaschke, R. ; Tegude, F. J. ; Hartnagel, Hans L. (2002):
450 GHZ mm-wave signal from frequency tripler with heterostructure barrier varactors on gold substrate.
In: Electronics letters, 38 (13), pp. 657-658. [Article]

Megej, Alexander ; Beilenhoff, Klaus ; Schuessler, M. ; Ziroff, A. ; Mottet, Bastian ; Yilmazoglu, Oktay ; Mutamba, Kabula ; Hamann, C. D. ; Baican, R. ; Hartnagel, Hans L. (2002):
Integrated microwave sensor for cavity-length measurement in machine engineering.
In: IEEE transactions on microwave theory and techniques, 5 (12), pp. 3070-3076. Institute of Electrical and Electronics Engineers (IEEE), ISSN 1557-9670,
[Article]

Megej, Alexander ; Beilenhoff, Klaus ; Schuessler, M. ; Ziroff, A. ; Mottet, Bastian ; Yilmazoglu, Oktay ; Mutamba, Kabula ; Hamann, C. D. ; Baican, R. ; Hartnagel, Hans L. (2002):
Integrated microwave sensor for cavity-length measurement with sub-millimeter accuracy.
In: IEEE MTT S International Microwave Symposium digest 2002 ; vol. 2 / ed. Rob Hamilton.- Piscataway, NJ: IEEE Service Center, 2002.- ISBN 0-7803-7239-5.- S. 643-646, Piscataway, NJ, IEEE Service Center, [Conference or Workshop Item]

Megej, Alexander (2002):
Integrated microwave sensors for cavity length measurement in machine engineering.
Aachen, Shaker, TU Darmstadt,
[Ph.D. Thesis]

Mutamba, Kabula ; Megej, Alexander ; Beilenhoff, Klaus ; Weinzierl, J. ; Hartnagel, Hans L. (2002):
Technology of compound semiconductor MEMS for millimeter-wave power measurement.
In: WOCSDICE <2002, Chernogolovka>: Proceedings ...- 2002.- S. 143-144, [Conference or Workshop Item]

Megej, Alexander ; Beilenhoff, K. ; Hartnagel, H. L. (2001):
Conditions for broadband MMIC voltage-controlled oscillators based on theory and experiments.
In: IEEE-MTT-S International Microwave Sympsoium Digest, 3, pp. 1419-1422. [Article]

Megej, Alexander ; Beilenhoff, K. ; Sydlo, C. ; Hartnagel, H. L. (2001):
Fully monolithically integrated wide-band RF-source.
In: EuMC 2001: European Microwave Conference <31, 2001, London>; Proceedings. Vol. 3, S. 125-128, [Conference or Workshop Item]

Megej, Alexander ; Hartnagel, H. L. (2001):
Microwave source studies based on reflection-type oscillators and different HEMT-circuit configurations.
In: WOCSDICE 2001: Workshop on Compound Semiconductor Devices & Integrated Circuits <25, 2001, Cagliary>; Proceedings. S. 59-60, [Conference or Workshop Item]

Megej, Alexander ; Beilenhoff, K. ; Hartnagel, H. L. (2000):
Fully integrated PHEMT voltage controlled oscillator with very high tuning bandwidth.
In: Conference Proceedings: EuMC: European Microwave Week - [incorporating the] 30th European Microwave Conference 2000, GAAS 2000: Gallium Arsenide and other Semiconductor Application Symposium <2000, La Defense, Paris>. S. 428-431, [Conference or Workshop Item]

Megej, Alexander ; Beilenhoff, K. ; Hartnagel, H. L. (2000):
Fully monolithically integrated feedback voltage controlled oscillator.
In: IEEE Microwave and guided wave letters, 10, [Article]

Hartnagel, Hans L. ; Brandt, M. ; Mayer, K. ; Mutamba, Kabula ; Yilmazoglu, Oktay ; Megej, Alexander ; Lin, C. I. ; Rodriguez, M. (1999):
Contact free sensor signal transfer by microwave and RF links.
In: COMITE'99: International Conference on Microwave Techniques <1999, Paradubice>; Proceedings, [Conference or Workshop Item]