Search Results - "Axmann, A."

1.54-μm Luminescence of erbium-implanted III-V semiconductors and silicon by ENNEN, H, SCHNEIDER, J, POMRENKE, G, AXMANN, A

“…Well-resolved sharply structured luminescence spectra at 1.54 μm were observed in erbium-implanted GaP, GaAs, InP, and Si. The optical transitions occur…”
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Subpicosecond carrier lifetimes in radiation-damaged GaAs by LAMBSDORFF, M, KUHL, J, ROSENZWEIG, J, AXMANN, A, SCHNEIDER, J

“…We investigate the dependence of carrier lifetimes in radiation-damaged, GaAs on proton implantation dose by means of time-resolved reflectivity and…”
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1.54-μm electroluminescence of erbium-doped silicon grown by molecular beam epitaxy by ENEN, H, POMRENKE, G, AXMANN, A, EISELE, K, HAYDL, W, SCHNEIDER, J

“…The feasibility of producing erbium-doped silicon light-emitting diodes by molecular beam epitaxy is demonstrated. The p-n junctions are formed by growing an…”
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FRM-II: The new German research reactor by Axmann, A, Böning, K, Rottmann, M

“…A new German high-flux research reactor is presently being built in Garching by the Technical University of Munich. The new reactor, called FRM-II, shall…”
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Transit time limited response of GaAs metal-semiconductor-metal photodiodes by KLINGENSTEIN, M, KUHL, J, ROSENZWEIG, J, MOGLESTUE, C, AXMANN, A

“…The response of GaAs metal-semiconductor-metal (MSM) photodiodes at low temperatures has been investigated in the time domain by photoconductive sampling. The…”
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Source materials for ion implantation by Axmann, A.

“…A survey is given of source materials which can be used to draw ion currents from a Nielsen source. More than 50 different ion species are listed including…”
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Subpicosecond characterization of carrier transport in GaAs-metal-semiconductor-metal photodiodes by LAMBSDORFF, M, KLINGENSTEIN, M, KUHL, J, MOGLESTUE, C, ROSENZWEIG, J, AXMANN, A, SCHNEIDER, J, HÜLSMANN, A, LEIER, H, FORCHEL, A

“…The temporal evolution of the photocurrent in interdigitated GaAs metal-semiconductor- metal Schottky photodiodes is directly measured in the time domain by…”
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10 Gbit/s Monolithic Integrated Optoelectronic Receiver using an MSM Photodiode and AlGaAs/GaAs HEMTs by Hurm, V., Rosenzweig, J., Ludwig, M., Axmann, A., Benz, W., Berroth, M., Osorio, R., Hulsmann, A., Kaufel, G., Kohler, K., Raynor, B., Schneider, Jo

“…A 10 Gbit/s monolithic integrated optoelectronic receiver has been fabricated with a metal-semiconductor-metal (MSM) photodiode and enhancement/depletion 0.5…”
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Eastern Europe and Community of Independent States by Axmann, Agnes

“…The countries of the CIS are Armenia, Azerbaijan, Belarus, Estonia, Georgia, Kazakhstan, Kyrgyzstan, Latvia, Lithuania, Moldova, Russian Federation,…”
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Implantation doping of germanium with Sb, As, and P by Axmann, A., Schulz, M., Fritzsche, C. R.

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Picosecond Optoelectronic Switches by Pfeiffer, Th, Kuhl, J, Serenyi, M, Habermeier, H-U, Göbel, E O, Palmetshofer, L, Axmann, A

“…Picosecond optoelectronic switches are used to generate electrical pulses with picosecond duration from correspondingly short optical pulses. This is…”
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Toxoplasmosis of the central nervous system. Clinical, immunological and serological investigations by Axmann, A, Várnai, F, Garam, T

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Problems of chloroquine-resistant plasmodium falciparum by Axmann, A, Tuyet, V T, Anh, C K, Varnai, F

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Transforming growth factor-beta1-induced activation of the Raf-MEK-MAPK signaling pathway in rat lung fibroblasts via a PKC-dependent mechanism by Axmann, A, Seidel, D, Reimann, T, Hempel, U, Wenzel, K W

“…In fibroblasts transforming growth factor-beta1 (TGF-beta1) regulates cell proliferation and turnover of macromolecular components of the extracellular matrix…”
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Transforming growth factor-beta1 induces activation of Ras, Raf-1, MEK and MAPK in rat hepatic stellate cells by Reimann, T, Hempel, U, Krautwald, S, Axmann, A, Scheibe, R, Seidel, D, Wenzel, K W

“…The transdifferentiation of hepatic stellate cells into myofibroblast-like cells and the proliferation of the transdifferentiated cells are controlled by…”
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Neutron-Scattering Studies of an Electron-Irradiated 62Ni--41.4 at.-%--65Cu Alloy by Wagner, W, Poerschke, R, Axmann, A, Schwahn, D

“…Neutron-diffraction studies of the null matrix 62Ni--41.4 at.-%--65Cu have been performed after thermal treatment and after irradiation with 3 MeV electrons at…”
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Neutron-scattering studies of an electron-irradiated Ni 62 -41.4-at.%- Cu 65 alloy by Wagner, W., Poerschke, R., Axmann, A., Schwahn, D.

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