45 Result(s)

Article

Global biodiversity research tied up by juridical interpretations of access and benefit sharing

The toolbox of instruments regulating access, transfer and use of biological material is currently re-equipped: the Nagoya Protocol was initiated to provide a legal framework to the third objective of the Conv...

D. Neumann, A. V. Borisenko, J. A. Coddington… in Organisms Diversity & Evolution (2018)

Chapter

Grid Economics: Market Mechanisms for Grid Markets

This chapter describes a market-based approach to conduct resource allocation problems in computational Grids. Currently, there is a lot of research done on the technical layer of resource allocation. However,...

D. Neumann, D. Veit, C. Weinhardt in Grid Computing (2006)

Article

A novel mechanism of silicon uptake

 Crystal-like structures in vacuoles, precipitates in the cytoplasm and on the tonoplast membrane have been found to store remarkable amounts of Si in a number of higher plants. In most of the cases the final ...

D. Neumann, C. De Figueiredo in Protoplasma (2002)

Article

Small-Scale Distribution of Interstitial Nitrite in Freshwater Sediment Microcosms: The Role of Nitrate and Oxygen Availability, and Sediment Permeability

P. Stief, D. Beer, D. Neumann in Microbial Ecology (2002)

Article

Growth and reproductive cycle of the zebra mussel in the River Rhine as studied in a river bypass

In a Rhine River bypass built at a water pollution control station, the growth and reproductive cycle of the zebra mussel (Dreissena polymorpha) were studied over a period of nearly 3 years. The experimental set...

B. Jantz, D. Neumann in Oecologia (1998)

Article

Sensitivity of Brown Trout Alevins (Salmo trutta L.) to Nitrite at Different Chloride Concentrations

F. Bartlett, D. Neumann in Bulletin of Environmental Contamination and Toxicology (1998)

Article

Omental infarction: report of three cases and review of the literature

Omental Infarction, the end result of impaired perfusion to the greater omentum, is a rare entity (JBCM Puylaert, Radiology 1992;185:169–172). We recently encountered three patients in whom computed tomography (C...

P. K. Karak, S. H. Millmond, D. Neumann, H. T. Yamase, G. Ramsby in Abdominal Imaging (1998)

Article

Timing of eclosion in marine insects on Mediterranean shores – studies on Clunio mediterraneus, C. ponticus and Thalassomyia frauenfeldi (Diptera: Chironomidae)

In three Clunio stocks, two from the Mediterranean Sea (Banyuls, Rovinj) and one from the Black Sea (Sosopol), an identical circasemilunar eclosion pattern in combination with a circadian eclosion time of day wa...

D. Neumann, R. Kaminsky, F. Heimbach in Marine Biology (1997)

Article

Heat-shock proteins induce heavy-metal tolerance in higher plants

Cell cultures of Lycopersicon peruvianum L. stressed with CdSO₄ (10⁻³M) show typical changes in the ultrastructure, starting with the plasmalemma and later on extending to the endoplasmic reticulum and the mitoch...

D. Neumann, O. Lichtenberger, D. Günther, K. Tschiersch, L. Nover in Planta (1994)

Article

HSP68 — a DnaK-like heat-stress protein of plant mitochondria

A 68-kDa heat-stress protein (HSP68) has been purified from cell-suspension cultures of tomato (Lycopersicon peruvianum L.). Antibodies raised against HSP68 cross-react with the Escherichia coli heat-stress prote...

D. Neumann, M. Emmermann, J.-M. Thierfelder, U. zur Nieden, M. Clericus… in Planta (1993)

Article

Interaction of atomic hydrogen with the graphite single-crystal surface

We have studied the chemisorption of atomic hydrogen on the basal plane of natural graphite single crystals. LEED and angle-resolved photoemission were used to characterize the clean surface. The adsorption of...

D. Neumann, G. Meister, U. Kürpick, A. Goldmann, J. Roth, V. Dose in Applied Physics A (1992)

Chapter and Conference Paper

Molecular Evolution of the Binding Site of the Nicotinic Acetylcholine Receptor

The nicotinic acetylcholine receptor (AChR) is an oliganeric protein of four homologous subunits present in a stoichianetry of α ₂ β S δ The α-subunit has b...

S. Fuchs, D. Barchan, S. Kachalsky… in Membrane Proteins: Structures, Interaction… (1992)

Article

Drag measurements on V-grooved surfaces on a body of revolution in axial flow

In water flows with velocities of up to 9 m/s the friction drag of a body of revolution in axial flow was investigated for dependence on the body surface structure. This was done for different types of riblet ...

D. Neumann, A. Dinkelacker in Applied Scientific Research (1991)

Chapter and Conference Paper

Prozessverteilung im Verlässlichen Echtzeitsystem DREAM

Das Rechnersystem DREAM (Dependable REAltime Multicomputer) wurde als zuverlässiges Echtzeitsystem für lange Missionszeiten entworfen.

D. Neumann, H. Pietsch in Prozeßrechensysteme ’91 (1991)

Chapter and Conference Paper

Ein wissensbasiertes Fehlerfrühdiagnosesystem für Werkzeugmaschinen auf der Basis eines PC mit Signalprozessorkarte

In dieser Arbeit wird ein wissensbasiertes Fehlerdiagnosesystem vorgestellt, dessen Hardware aus einer Kombination von einer Floating-Point Signalprozessorkarte und einem handelsüblichen IBM-kompatiblen PC-AT ...

D. Neumann, R. Isermann in Prozeßrechensysteme ’91 (1991)

Article

Cellular aspects of myasthenia gravis

S. Berrih-Aknin, S. Cohen-Kaminsky, D. Neumann, D. Safar, B. Eymard… in Immunologic Research (1988)