58 Result(s)

Article

On the tightness of \({G_\delta}\) -modifications

The \({G_\delta}\) G δ ...

A. Dow, I. Juhász, L. Soukup, Z. Szentmiklóssy, W. Weiss in Acta Mathematica Hungarica (2019)

Article

Micropolar theory with production of rotational inertia: A farewell to material description

This paper takes a new look at micropolar media. Initially the necessary theoretical framework for a micropolar continuum is presented. To this end the standard macroscopic equations for mass, linear and angul...

W. H. Müller, E. N. Vilchevskaya, W. Weiss in Physical Mesomechanics (2017)

Article

Inertial Acceleration in General Relativity

This brief note revisits an idea originally expressed by Mach according to which the inertial forces are a consequence of the far away masses of the universe. As it is well known this idea lead to Einstein’s f...

I. Müller, W. H. Müller, W. Weiss in Acta Applicandae Mathematicae (2014)

Article

Paleontological, mineralogical and chemical studies of syngenetic and epigenetic Pb–Zn–Ba–P mineralizations at the stratotype of the K/P boundary (El Kef area, Tunisia)

The El Kef area, Tunisia, is host of the official stratotype of the K/P boundary and of a complex metallic and non-metallic mineralization at Djebel Sekarna, encompassing syn(dia)genetic shale- and carbonate-h...

H. G. Dill, W. Weiss, R. Botz, R. Dohrmann in International Journal of Earth Sciences (2011)

Article

Atomic Structure of Ultrathin Iron Silicide Films on Si(111): Metastable Phases and a New Template Structure

The initial stages of iron silicide growth on Si(111) were investigated using LEED, AES and STM experiments together with DFT calculations. In 1:1 stoichiometry, a cubic FeSi develops showing a (1×1) surface p...

U. Starke, S. Walter, M. Krause, F. Blobner, R. Bandorf… in MRS Online Proceedings Library (2011)

Article

Analysis of exhaled breath for screening of lung cancer patients

The fast development of analytical techniques in the field of gas analysis can be compared to that of computers during the last two decades. Not only speed but also sensitivity of analysis has been greatly imp...

A. Amann, M. Ligor, T. Ligor, A. Bajtarevic… in memo - Magazine of European Medical Oncolo… (2010)

Article

CoRoT observations of the young open cluster Dolidze 25

We present some preliminary results based on the CoRoT observations of the young distant cluster Dolidze 25. The light curve for the 28 stars observed by the satellite have been analyzed and the relevant perio...

V. Ripepi, S. Leccia, A. Baglin, A. Ruoppo, S. Bernabei… in Astrophysics and Space Science (2010)

Article

Kosten- und Erlösanalyse

Kostendruck und wirtschaftliche Budgetverantwortung erfordern den Kosten- und Erlösvergleich konkurrierender Therapieverfahren. Im Bereich der Gefäßmedizin ist der Vergleich der operative Endarteriektomie der ...

Dr. O. Wolf, P. Heider, W. Weiss, M. Hanke, C. Reeps, U. Mann, H. Berger… in Gefässchirurgie (2007)

Chapter and Conference Paper

Real-Time Control of Surface Remelting

We consider a model for laser surface remelting, a process to improve the surface quality of steel components. The mathematical model consists of the two-dimensional heat equation for temperature and an ordina...

M.J.H. Anthonissen, D. Hömberg, W. Weiss in Progress in Industrial Mathematics at ECMI 2004 (2006)

Article

Extended thermodynamics – consistent in order of magnitude

I. Müller, D. Reitebuch, W. Weiss in Continuum Mechanics and Thermodynamics (2003)

Article

Single crystal flow reactor for studying reactivities on metal oxide model catalysts at atmospheric pressure to bridge the pressure gap to the adsorption properties determined under UHV conditions

A flow reactor for the investigation of heterogeneous catalytic reactions on single crystalline metal oxide model catalysts has been designed. It is located in a high pressure cell attached to an UHV analysis ...

C. Kuhrs, M. Swoboda, W. Weiss in Topics in Catalysis (2001)

Article

Understanding heterogeneous catalysis on an atomic scale: a combined surface science and reactivity investigation for the dehydrogenation of ethylbenzene over iron oxide catalysts

In order to study the dehydrogenation of ethylbenzene to styrene, epitaxial iron oxide model catalyst films with Fe₃O₄(111), α-Fe₂O₃(0001) and KFe _x O _{y ...}

C. Kuhrs, Y. Arita, W. Weiss, W. Ranke, R. Schlögl in Topics in Catalysis (2000)

Chapter

Two-Dimensional Electrophoresis with Immobilized pH Gradients

Two-dimensional polyacrylamide gel electrophoresis (2-D PAGE) (O’Farrell 1975), in which proteins are separated according to charge (pI) by isoelectric focusing (IEF) in the first dimension and according to si...

A. Görg, W. Weiss in Proteome Research: Two-Dimensional Gel Ele… (2000)

Chapter and Conference Paper

Detection of Fistulae in Crohn’s Patients with Immunoscintigraphy (IS)

The antibody we used was the BW 250/183 produced by the Behringwerke, Germany and labelled with Tc-99m. We did planar scanning and SPECT studies 4 hours and 24 hrs with a rotating digital camera (Elscint). A t...

A. Kroiss, Ch Auinger, D. Tschabitscher… in Radioactive Isotopes in Clinical Medicine … (1999)

Article

On the nature of the active site for the ethylbenzene dehydrogenation over iron oxide catalysts

The dehydrogenation of ethylbenzene to styrene was studied over single-crystalline iron oxide model catalyst films grown epitaxially onto Pt(111) substrates. The role of the iron oxide stoichiometry and of ato...

W. Weiss, D. Zscherpel, R. Schlögl in Catalysis Letters (1998)

Article

Konservative Behandlung der Refluxösophagitis

W. Weiss in Acta Chirurgica Austriaca (1997)

Article

The balance of entropy on earth

Entropy is absorbed and emitted in the. atmosphere and in the litho- and hydrosphere of the earth by absorption and emission of radiation. The value of the total production rate of entropy may be decomposed in...

W. Weiss in Continuum Mechanics and Thermodynamics (1994)

Chapter and Conference Paper

Prisma: Probing Stars from Core to Corona

We describe here the space mission PRISMA (Probing Rotation and Interior of Stars: Micro variability and Activity), which represents a global approach to the study of stars from core to corona. The scientific ...

T. Appourchaux, C. Catala, S. Catalano… in Physics of Solar and Stellar Coronae: G.S.… (1993)

Chapter

PRISMA: A Space Facility for Studying Rotation and Activity

Here we report on PRISMA, a space mission under assessment study at ESA, devoted to the study of the internal structure, rotation and activity of stars. Simultaneous observations of oscillation modes and activ...

P. Lemaire, T. Appourchaux, C. Catala… in Angular Momentum Evolution of Young Stars (1991)