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Chapter and Conference Paper
Investigation of InxGa1−x N islands with electron microscopy
InxGa1−x N islands grown by molecular beam epitaxy are analysed by transmission electron microscopy. Samples are compared which were of different nominal In concentrations and with or without GaN ...
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Article
Microstructure of highly p-type doped GaN sub-contact layers for low-resistivity contacts
The effect of a highly Mg doped subcontact layer on top of GaN grown by metal organic vapor phase epitaxy and its interface to a Pd/Au contact layer was investigated by means of transmission electron microscop...
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Article
Determination of the anisotropic optical properties for perfluorinated vanadyl phthalocyanine thin films
Thin films of perfluorinated vanadyl phthalocyanine F16PcVO were prepared by physical vapor deposition in high vacuum on KBr and fused silica substrates. The absorption spectra in the visible region show that the...
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Chapter and Conference Paper
Ein generisches System für das Beobachten und Bedienen von SPS-Anwendungen auf der Basis von Web-Technologie
Der Beitrag stellt ein Web-basierten Systemansatz zum Bedienen und Beobachten von SPS-Anwendungen vor, der in einer Zusammenarbeit zwischen der Moeller GmbH und der Fachhochschule Wiesbaden entwickelt wurde. O...
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Article
Nucleation and Growth of CVD Cu Films
In this work the nucleation and growth of CVD Cu on MOCVD TiN barrier layer as well as on PVD Ta with and without a PVD Cu seed layer on top were studied. Scanning and transmission electron microscopy was used...
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Chapter and Conference Paper
Laborautomation durch µController-basierte Geräte mit CORBA-Schnittstellen
Ein typisches, chemisches Analyselabor ist derzeit durch eine Vielzahl von Geräten zahlreicher Hersteller gekennzeichnet. Außer Modulen zur Probenvorbereitung (z.B. Schüttler, Zentrifugen, Ultraschallbad, Dosi...
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Chapter
Objektorientierte Programmierung verteilter Echtzeitanwendungen
Distributed system structures for automation and control systems have become popular during the last years. Such architectures can be built cost-effectively based on powerful microcontrollers and field busses....
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Article
Abstracts
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Chapter
Theoretical Considerations on the Steady Rod Climbing at Vanishing Influence of Gravity
Delgado [4] and Delgado & Rath [5] have shown that the surface elevation connected with the rotating rod climbing (Weissenberg effect) conducts to a steady ellipsoid-like body of revolution when the gravity ef...
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Article
Comment
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Chapter and Conference Paper
Implementierung eines RPC-Protokolls für eine objektorientierte Umgebung
In diesem Beitrag wird ein RPC-Protokoll beschrieben, das im Zusammenhang mit dem Projekt PROFEMO entworfen und implementiert wurde. Das Protokoll berücksichtigt die besonderen Bedürfnisse einer objektorientie...
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Chapter and Conference Paper
Mutabor — An Intelligent Memory Management Unit for an Object Oriented Architecture supporting Error Recovery
In the project PROFEMO (project for the design and implementation of a fault-tolerant multiprocessor system) objects are primarily regarded as an appropriate means to increase system reliability. Their contributi...
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Chapter and Conference Paper
Error Recovery in einer verteilten Systemarchitektur
Funktionsverteilung und verteilte Kontrolle sind zwei wichtige Architekturmerkmale zur Erzielung einer hohen Systemzuverlässigkeit. Die sogenannte Error Recovery bewirkt dabei die Wiederherstellung eines konsi...
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Chapter and Conference Paper
Implementing Fault-Tolerance in a Distributed System Architecture
Atomic actions are widely accepted as a powerful general concept for providing consistency and error recovery. However, so far the necessary mechanisms to implement these properties severely confine interproce...
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Chapter and Conference Paper
The Value of Computer Tomography (CT-Scanning), Orbital Venography and Carotid Angiography in the Diagnosis of Exophthalmos
The results obtained by computer tomography (CT-scanning) in the diagnosis of exophthalmos have been so favourable that this new method of investigation should be regarded as the radiological aid of choice in ...
