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  • 1
    Electronic Resource
    Electronic Resource
    Oxford, UK : Blackwell Publishing Ltd
    Geophysical journal international 124 (1996), S. 0 
    ISSN: 1365-246X
    Source: Blackwell Publishing Journal Backfiles 1879-2005
    Topics: Geosciences
    Notes: To evaluate suggestions from earlier work that a reversal of magnetization is present in the Rajmahal Traps of mid-Cretaceous (probable Aptian) age in north-eastern India, we have sampled a 140 m thick section comprising a minimum of nine flow units at 25 sites in the north-western part of the outcrop. A coherent N→R→N magnetostratigraphy is identified, with evidence for transitional behaviour at the top and bottom of the succession.The mean characteristic remanence direction of the reversed sites (D/I= 145.7°/63.5°, α95= 6.0°) is approximately antiparallel to that of the normal polarity sites (D/I = 300.2°/-55.7°, α95= 12.4°), and the group mean confirms a palaeomagnetic pole position near 125°E, 9°S (A95= 10.5°) for the time of eruption of the traps. From 40Ar/39Ar evidence that the Rajmahal-Bengal Traps were emplaced over a short interval at ca, 117 Ma, we interpret the brief reversed episode identified near the base of the succession as a record of the JSEA event. The polarity evidence therefore supports the view that the Rajmahal Traps were fed by the Crozet Hotspot at the beginning of the Cretaceous Normal Superchron (∼ 119–83 Ma).
    Type of Medium: Electronic Resource
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  • 2
    Electronic Resource
    Electronic Resource
    s.l. ; Stafa-Zurich, Switzerland
    Key engineering materials Vol. 53-55 (Jan. 1991), p. 383-388 
    ISSN: 1013-9826
    Source: Scientific.Net: Materials Science & Technology / Trans Tech Publications Archiv 1984-2008
    Topics: Mechanical Engineering, Materials Science, Production Engineering, Mining and Metallurgy, Traffic Engineering, Precision Mechanics
    Type of Medium: Electronic Resource
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  • 3
    Electronic Resource
    Electronic Resource
    Chichester : Wiley-Blackwell
    International Journal for Numerical Methods in Fluids 10 (1990), S. 729-740 
    ISSN: 0271-2091
    Keywords: Delta wing ; Leading edge separation ; Free vortex ; Iteration Sideslip ; Rolling moment ; Dihedral ; Engineering ; Engineering General
    Source: Wiley InterScience Backfile Collection 1832-2000
    Topics: Mechanical Engineering, Materials Science, Production Engineering, Mining and Metallurgy, Traffic Engineering, Precision Mechanics
    Notes: The flow over a flat plate delta wing at incidence and in sideslip is studied using vortex lattice models based on streamwise penelling. For the attached flow problem the effect of sideslip is simulated by modifying the standard vortex lattice model for zero sideslip by aligning the trailing vortices aft of the wing along the resultant flow direction. For the separated flow problem a non-linear vortex lattice model is developed for both zero and non-zero sideslip angles in which the shape and position of the leading edge separation vortices are calculated by an iterative procedure starting from an assumed initial shape. The theoretical values are compared with available theoretical and experimental results.
    Additional Material: 11 Ill.
    Type of Medium: Electronic Resource
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  • 4
    Electronic Resource
    Electronic Resource
    Chichester : Wiley-Blackwell
    International Journal for Numerical Methods in Fluids 19 (1994), S. 479-491 
    ISSN: 0271-2091
    Keywords: Cranked wings ; Strake ; Separation ; Free vortex ; Iteration ; Engineering ; Engineering General
    Source: Wiley InterScience Backfile Collection 1832-2000
    Topics: Mechanical Engineering, Materials Science, Production Engineering, Mining and Metallurgy, Traffic Engineering, Precision Mechanics
    Notes: Numerical models based on the vortex lattice concept using free vortex lines have been developed for the calculation of separated flow about cranked wings. Various separated flow models are developed assuming the flow to be separated along the leading edges of (i) the inner wing, (ii) the entire wing and (iii) the inner wing and the outboard part of the outer wing. To illustrate the effects of separation, attached flow solutions are also obtained. Results are compared with available experimental results. Agreement with separated flow solutions is usually good except at very high incidence.
    Additional Material: 9 Ill.
    Type of Medium: Electronic Resource
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