21,869 research outputs found

    K. Hartmann, Der Handelskauf

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    K. Hartmann, Der Handelskauf. In: Revue internationale de droit comparé. Vol. 6 N°2, Avril-juin 1954. pp. 397-398

    K. Hartmann, Der Handelskauf

    No full text
    K. Hartmann, Der Handelskauf. In: Revue internationale de droit comparé. Vol. 6 N°2, Avril-juin 1954. pp. 397-398

    Magnetohydrodynamic turbulence in a Hartmann duct flow at finite magnetic Reynolds number

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    The dynamics of turbulent flow at finite magnetic Reynolds numbers can be very complex due to the coupled nature of the evolution equations for the flow and magnetic fields. In this regime, the Hartmann flow in a straight rectangular duct with streamwise periodicity is studied with the help of direct numerical simulations (DNS) and the effect of magnetic Reynolds number on turbulent statistics is quantified by comparing the results with the numerical results obtained using the quasistatic approximation

    Focus and tone

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    Tone is a distinctive feature of the lexemes in tone languages. The information-structural category focus is usually marked by syntactic and morphological means in these languages, but sometimes also by intonation strategies. In intonation languages, focus is marked by pitch movements, which are also perceived as tone. The present article discusses prosodic focus marking in these two language types

    Cirurgia de hartmann; estudo de 24 casos.

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    Trabalho de Conclusão de Curso - Universidade Federal de Santa Catarina, Centro de Ciências da Saúde, Departamento de Clínica Cirúrgica, Curso de Medicina, Florianópolis, 199

    III. Programm der K. K. Staats-Realschule in Kufstein : für das Studienjahr 1909-1910 /

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    1. Kunst in der Einführung der direkten Rede bei den Epikern Hartmann von Aue und Gottfried von Strassburg.2. Schulnachrichten / Franz Tafatscher (Direktor

    No spin-glass transition in the mobile-bond model

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    The recently introduced "mobile-bond" model for two-dimensional spin glasses is studied. The model is characterized by an annealing temperature T-q. On the basis of Monte Carlo simulations of small systems it has been claimed that this model exhibits a nontrivial spin-glass transition at finite temperature for small values of T-q. Here the model is studied by means of exact ground-state calculations of large systems up to N=256(2). The scaling of domain-wall energies is investigated as a function of the system size. For small values T-q0

    Acoustic characteristics of chamfered Hartmann whistles

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    Experimental studies are conducted to investigate the effect of internal chamfer at the mouth of Hartmann resonators. Studies involve a range of nozzle pressure ratios from 4 to 6, and chamfer angles 15°, 30°, and 45°. Further, the effects of cavity length and stand-off distance are also considered. The spectra, directivity, and acoustic power characteristics are studied in detail. Detailed numerical simulations are carried out to capture the flow oscillations inside as well as at the outside of the mouth of the chamfered cavities. Computations show flow diversion in chamfered cavities and explain the shift in the directivity observed experimentally. The fundamental frequency of cavities with 15° and 30° chamfers is observed to be higher than that of regular cavities. Resonance is intensified by the presence of chamfer resulting in higher overall sound pressure levels of chamfered whistles. Thus, chamfered Hartmann whistles are found to emit more than twice the acoustic power of a regular cylindrical whistle. The tonal quality of sound is analyzed using a new metric termed as “resonance index
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