F. Schnieder, and W. Heinrich
"Model of Thin-Film Microstrip Line for Circuit Design"
IEEE Trans. on Microwave Theory and Techniques, Vol. 49, No. 1, pp. 104-110, January 2001.

L. Hofmann, D. Rudloff, I. Rechenberg, A. Knauer, J. Christen, M. Weyers
"(AlGa)As composition profile analysis of trenches overgrown with MOVPE"
J. Cryst. Growth 222/3, pp. 465-470, 2001.

B. Sumpf, G. Beister, G. Erbert, J. Fricke, A. Knauer, W. Pittroff, P. Ressel, J. Sebastian, H. Wenzel, G. Tränkle
"Tensile-Strained GaAsP-AlGaAs Laser Diodes for Reliable 1.2-W Continuous-Wave Operation at 735 nm"
IEEE Photonics Technology Letters, vol. 13, pp. 7-9, 2001.

J. Platen, B. Selle, I. Sieber, S. Brehme, U. Zeimer, W. Fuhs
"Low-temperature epitaxial growth of Si by electron cyclotron resonance chemical vapor phase deposition"
Thin Solid Films, 381 (2001) 22- 30.

S. Gramlich, E. Nebauer, J. Sebastian, G. Beister
"Damage profile of He implantation in AlGaAs laser diode material detected by photoluminescence"
Electronics Letters 37 (7), 463-464 (2001).

U. Zeimer, J. Grenzer, T. Baumbach, D. Lübbert, A. Mazuelas, G. Erbert
"Strain and temperature distribution in broad-area high-power laser diodes under operation determined by high resolution X-ray diffraction and topography"
Material Science and Engineering B80 (2001) 87- 90.

U. Zeimer, J. Grenzer, U. Pietsch, S. Gramlich, F. Bugge, V. Smirnitzki, M. Weyers, and G. Tränkle
"Investigation of strain-modulated InGaAs nanostructures by grazing-incidence x-ray diffraction and photoluminescence"
Journal of Physics D: Applied Physics 34 No. 10A (2001).

A. Mazuelas, M.L. Dotor, D. Golmayo, U. Zeimer, T. Baumbach, D. Lübbert, J. Grenzer, and J. Baruchel
"Observation of dislocation generation in highly strained quantum well lasers during operation"
Journal of Physics D: Applied Physics 34 No. 10A (2001).

Yu.I. Mazur, J.W. Tomm, V. Petrov, G.G. Tarasov, H. Kissel, C. Walther, Z.Ya. Zhuchenko, W.T. Masselink
"Staircase-like spectral dependence of ground-state luminescence time constants in high-density InAs/GaAs quantum dots"
Applied Physics Letters 78 (21), 3214-3216 (2001).

A. Jentzsch, W. Heinrich
"Theory and Measurements of Flip-Chip interconnects for frequencies up to 100 GHz"
IEEE Transactions on Microwave Theory and Techniques, vol. 49, no. 5, pp. 871-878, 2001.

P. Heymann, R. Doerner, and M. Rudolph
"Multiharmonic Generators for Relative Phase Calibration of Nonlinear Network Analyzers"
IEEE Trans. Instrum. Meas., vol. 50, pp. 129 - 134, Feb. 2001.

M. Rudolph, R. Doerner, and P. Heymann
"On the Gunn Effect in GaAs HBTs"
IEEE MTT-S Int. Microwave Symp. Dig., 2001, pp. 683 - 686.

P. Heymann, M. Rudolph, R. Doerner, and F. Lenk
"Modeling of Low-Frequency Noise in GaInP/GaAs Hetero-Bipolar Transistors"
IEEE MTT-S Int. Microwave Symp. Dig., 2001, pp. 1967 - 1970.

A. Klehr, G. Beister, G. Erbert, A. Klein, J. Maege, I. Rechenberg, J. Sebastian, H. Wenzel, and G. Tränkle
"Defect recognition via longitudinal mode analysis of high power fundamental mode and broad area edge emitting laser diodes"
Journal of applied physics, vol. 90, pp. 43-47, 2001.

R. Hülsewede, J. Sebastian, H. Wenzel, G. Beister, A. Knauer, G. Erbert
"Beam Quality of High-Power 800 nm Broad-Area Laser Diodes with 1µm- and 2µm Large Optical Cavity Structures"
Optics Communications, vol. 192, p. 69-75, 2001.

H. Wenzel, F. Bugge, G. Erbert, R. Hülsewede, R. Staske and G. Tränkle
"High-power diode lasers with small vertical beam divergence emitting at 808 nm"
Electronics Letters, vol. 37, no. 16, p. 1024-1026, 2001.

J. Würfl, P. Kurpas, F. Brunner, M. Mai, M. Rudolph, M. Weyers
"Degradation properties of MOVPE-grown GaInP/GaAs HBTs under combined temperature and current stressing"
Microelectron. Reliab., vol. 41 Nr. 8, 1103-1108, 2001.

U. Zeimer, F. Bugge, S. Gramlich, V. Smirnitski, M. Weyers, G. Tränkle, J. Grenzer, U. Pietsch, G. Cassabois, V. Emiliani, and Ch. Lienau
"Evidence for strain-induced lateral carrier confinement in InGaAs quantum wells by low-temperature near-field spectroscopy"
Appl. Phys. Lett., 79(2001)11 pp. 1611-1613.

G. Hebermehl, F. Hübner, R. Schlundt, T. Tischler, H. Zscheile, W. Heinrich
"Numerical Simulation for Lossy Microwave Transmission Lines Including PML"
Scientific Computing in Electrical Engineering - Proceedings of the 3rd International Workshop, August 20-23, 2000, Warnemünde, Germany, Springer Verlag, Berlin 2001, ISBN 3-540-42173-4, pp. 267-275.

G. Hebermehl, F. Hübner, R. Schlundt, H. Zscheile, W. Heinrich
"Iterative Solution of Systems of Linear Equations in Microwave Circuits Using a Block Quasi-Minimal Residual Algorithm"
Scientific Computing in Electrical Engineering - Proceedings of the 3rd International Workshop, August 20-23, 2000, Warnemünde, Germany, Springer Verlag, Berlin 2001, ISBN 3-540-42173-4, pp. 325-333.

F. Bugge, G. Erbert, J. Fricke, S. Gramlich, R. Staske, H. Wenzel, U. Zeimer, M. Weyers
"12 W continuous-wave diode lasers at 1120 nm with InGaAs quantum wells"
Appl. Phy. Lett. vol. 79, pp. 1965-1967 (2001).

G. Erbert, G. Beister, R. Hülsewede, A. Knauer, W. Pittroff, J. Sebastian, H. Wenzel, M. Weyers, G. Tränkle
"High-Power Highly Reliable Al-Free 940-nm Diode Lasers"
IEEE Journal on Selected Topics in Quantum Electronics, Vol. 7, No. 2, March/April, pp. 143-148 (2001).

J. Sebastian, G. Beister, F. Bugge, F. Buhrandt, G. Erbert, H.G. Hänsel, R. Hülsewede, A. Knauer, W. Pittroff, R. Staske, M. Schröder, H. Wenzel, M. Weyers, G. Tränkle
"High-Power 810-nm GaAsP-AlGaAs Diode Lasers With Narrow Beam Divergence"
IEEE Journal on Selected Topics in Quantum Electronics, Vol. 7, No. 2, March/April, pp. 334-339 (2001).

B. Sumpf, G. Beister, G. Erbert, J. Fricke, A. Knauer, W. Pittroff, P. Ressel, J. Sebastian, H. Wenzel, G. Tränkle
"2W reliable operation of Lambda = 735 nm GaAsP/AlGaAs laser diodes"
Electronics Letters vol. 37, No.6, pp. 351-353 (2001).

A. Knauer, H. Wenzel, G. Erbert, B. Sumpf, M. Weyers
"Influence of oxygen in AlGaAs-based laser structures with Al-free active region on device properties"
JEM 30(11), pp. 1421-1424 (2001).

H. Kuhnert, F. Lenk, J. Hilsenbeck, J. Würfl, and W. Heinrich
"Low Phase-Noise GaInP/GaAs-HBT MMIC Oscillators up to 36 GHz"
IEEE MTT-S Int. Microwave Symp. Dig., 2001, pp. 1551 - 1554.

K.M. Strohm, C.N. Rheinfelder, J.-F. Luy, P. Nuechter, Th. Hess, W. Heinrich, H. Kuhnert, M. Nadarassin, Ch. Warns, W. Menzel
"Coplanar and Microstrip Oscillators in SiGe SIMMWIC Technology"
IEEE MTT-S Int. Microwave Symp. Dig., 2001, pp. 1563 - 1566.

P. Kurpas, F. Brunner, R. Doerner, B. Janke, P. Heymann, A. Maaßdorf, W. Doser, P. Auxemery, H. Blanck, D. Pons, J. Würfl, and W. Heinrich
"High-Voltage GaAs Power-HBTs for Base-Station Amplifiers"
IEEE MTT-S Int. Microwave Symp. Dig., 2001, pp. 633 - 636.

F.J. Schmückle, A. Jentzsch, W. Heinrich, J. Butz, M. Spinnler
"LTCC as MCM Substrate: Design of Strip-Line Structures and Flip-Chip Interconnects"
IEEE MTT-S Int. Microwave Symp. Dig., 2001, pp. 1903 - 1906.

K. Mutamba, K. Beilenhoff, A. Megej, R. Doerner, E. Genc, A. Fleckenstein, P. Heymann, J. Dickmann, C. Woelk, H.L. Hartnagel
"Micromachined 60 GHz GaAs Power Sensor with Integrated Receiving Antenna"
IEEE MTT-S Int. Microwave Symp. Dig., 2001, pp. 2235 - 2238.

G. Hebermehl, F.-K. Hübner, R. Schlundt, T. Tischler, H. Zscheile, W. Heinrich
"On the computation of eigen modes for lossy microwave transmission lines including Perfectly Matched Layer boundary conditions"
COMPEL, The Internat. Journal for Computation and Mathematics in Electrical and Electronic Engineering, Vol. 20 (2001), number 4, p. 948-964.

H. Kuhnert and W. Heinrich
"Coplanar SiGe VCO MMICs beyond 20 GHz"
2001 IEEE Topical Meeting on Silicon Monolithic Integrated Circuits in RF Systems Digest, Ann Arbor, September 2001.

W. Heinrich, A. Jentzsch, H. Richter
"Flip-Chip Modules for Frequencies up to W Band"
Electron. Lett., Vol. 37, No.3, S. 180-181, Feb. 2001.

R. Lossy, J. Hilsenbeck, J. Würfl, H. Obloh
"Uniformity and Scalability of AlGaN/GaN HEMTs Using Stepper Lithography"
physica status solidi (a) Vol.188 (1), 2001.pp.263-266.

A. Knigge, M. Zorn, H. Wenzel, M. Weyers, G. Tränkle
"High efficiency AlGaInP-based 650 nm vertical-cavity surface-emitting lasers"
Electron. Lett., Vol. 37, No. 20, S. 1222-1223, Sep. 2001.

M. Pristovsek, S. Tsukamoto, N. Koguchi, B. Han, K. Haberland, J.-T. Zettler, W. Richter, M. Zorn, M. Weyers
"In-situ Determination of the Carrier Concentration of (001) GaAs by Reflectance Anisotropy Spectroscopy"
phys. stat. sol. (a) 188 (2001) 1423-1429.

A. Oster, M. Zorn, K. Vogel, J. Fricke, J. Sebastian, W. John, M. Weyers, G. Tränkle
"Continuous Wave Vertical-cavity Surface-emitting Lasers with Emission Wavelength near 650 nm"
Proc. SPIE 4286, 148-155, 2001.

P. Bienstman, R. Baets, J. Vukusic, A. Larsson, M.J. Noble, M. Brunner, K. Gulden, P. Debernardi, L. Fratta, G.P. Bava, H. Wenzel, B. Klein, O. Conradi, R. Pregla, S.A. Riyopoulos, J.P. Seurin, and S.L. Chuang
"Comparison of Optical VCSEL Models on the Simulation of Oxide-Confined Devices"
IEEE Journal of Quantum Electronics, Vol. 37, Nr. 12, 1618-1631.

G. Erbert, G. Beister, F. Bugge, A. Knauer, R. Hülsewede, W. Pittroff, J. Sebastian, H. Wenzel, M. Weyers. G. Tränkle
"Performance of 3-W/100-µm stripe diode laser at 950 and 810 nm"
Proceedings SPIE 4287, 93-102 (2001).

W. Pittroff, G. Erbert, G. Beister, F. Bugge, A. Klein, A. Knauer, J. Maege, P. Ressel, J. Sebastian, R. Staske, and G. Tränkle
"Mounting of High Power Laser Diodes on Boron Nitride Heat Sinks Using an Optimized Au/Sn Metallurgy"
IEEE Trans. on Advanced Packaging, Vol. 24, No. 4, pp. 434-441, Nov. 2001.

E.V. Yakovlev, Y.A. Shpolyanskiy, R.A. Talalaev, S.Y. Karpov, Y.N. Makarov, T. Bergunde, and S.A. Lowry
"Detailed Modeling of Metal Organic Vapor Phase Epitaxy of III-V Ternary compounds in Production-Scale AIX 2400G3 Planetary Reactor"
in "Fundamental Gas-Phase and Surface Chemistry of Vapor Deposition II/Process Control, Diagnostics and Modeling in Semiconductor Manufacturing IV", Konferenzbeitrag zur ECS 2001; edited by M.D. Allendorf, M.T. Swihart, M. Meyyappan, Electrochemical Society Proceedings, Vol. 2001-13 (2001) 292-300.