5617 to 5628 of 13961 results
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Cretaceous wood-boring bivalves from Western Antarctica with a review of the Mesozoic Pholadidae
Read more of: Cretaceous wood-boring bivalves from Western Antarctica with a review of the Mesozoic PholadidaeAntarctic wood-boring bivalves are described from the Kotick Point Formation, Gustav Group (Early Cretaceous) and the Marambio Group (Late Cretaceous) of the James Ross Island group, and from the Early […]
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Analysis of Jovian kilometric radiation simultaneously observed by voyagers 1 and 2
Read more of: Analysis of Jovian kilometric radiation simultaneously observed by voyagers 1 and 2Broadband Jovian radio emission in the kilometric wavelength range (bKOM) observed by the Voyagers 1 and 2 (V1 and V2) planetary radioastronomy, PRA, experiments have been analysed for the period […]
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Specialisations of swimming muscles in the pelagic antarctic fish Pleuragramma antarcticum
Read more of: Specialisations of swimming muscles in the pelagic antarctic fish Pleuragramma antarcticumThe distribution and ultrastructure of muscle-fibre types has been investigated in adult and juvenile specimens of the pelagic high-antarctic silverfish Pleuragramma antarcticum Boulenger, 1902 collected from the South Shetland Islands […]
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Digital ionosonde observations of Pc3–4 pulsations across the plasmapause
Read more of: Digital ionosonde observations of Pc3–4 pulsations across the plasmapausePc3–4 magnetic pulsations have been observed at Halley, Antarctica (L = 4.2), simultaneously with oscillations in the phase of F-region echoes received using a digital ionosonde. One event, lasting more […]
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Ray tracing of electrostatic waves in a hot plasma and its application to the generation of terrestrial myriametric radiation
Read more of: Ray tracing of electrostatic waves in a hot plasma and its application to the generation of terrestrial myriametric radiationThe first results from the program HOTRAY for ray tracing electrostatic and electromagnetic waves in a hot plasma are presented. The calculations are applied to the linear mode‐conversion window theory […]
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The margins of the South Orkney microcontinent
Read more of: The margins of the South Orkney microcontinentMarine geophysical studies of the South Orkney microcontinent show two intersecting tectonic fabrics of different age. The older fabric is oriented E-W, and represents the magmatic arc and fore-arc created […]
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Post-subduction alkaline volcanism along the Antarctic Peninsula
Read more of: Post-subduction alkaline volcanism along the Antarctic PeninsulaFollowing the cessation of subduction along the Antarctic Peninsula, there was a change in the character of the magmatism from calc-alkaline to alkaline. A Miocene-Pliocene suite of basanites, tephrites and […]
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Granitoids of the Coast Range of central Chile: Geochronology and geologic setting
Read more of: Granitoids of the Coast Range of central Chile: Geochronology and geologic settingThe Southern Coastal Batholith of central Chile is mainly composed of calc-alkaline granitoids of Late Carboniferous to Permian age. There is no clear evidence of the existence of older plutonic […]
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