نتایج جستجو برای: south africa and salt dome at sedimentary basin

تعداد نتایج: 17225458  

2003
M. G. Burton

A decade of site testing at the South Pole has shown that the Antarctic Plateau can offer enormous opportunities for astronomers. The combination of extreme cold and dryness, high altitude and very low wind speeds throughout the troposphere confers powerful advantages—especially for infrared and sub-millimetre astronomy. However, Dome C is higher, drier and colder than South Pole, and has signi...

2013
Wenbin Ji Wei Lin Michel Faure Yang Chu Lin WU Fei Wang Jun Wang Qingchen Wang Lin Wu

As the oldest exposed basement and the typical sedimentary cover of the Yangtze craton, the Huangling massif is a suitable place to decipher the tectonics of South China block. Structural analysis shows that the Huangling massif has an elliptic domal shape with N–S striking long axis, an asymmetric antiform with a steep western flank and a gentle eastern flank. There, three litho-tectonic units...

2002
Coşkun Sari

The primary objective of a gravity survey over a sedimentary basin is to delineate the shape of the basin. To fulfill this objective, information is needed about the densities within the sedimentary section. Densities of sedimentary rocks increase with depth (mainly due to compaction), approaching that of the basement in deep basins. Sedimentary basins are generally associated with low gravity ...

Journal: :The Lancet. Global health 2013
Karen J Hofman Stephen M Tollman

In sub-Saharan Africa, South Africa is at the forefront in the use of fi scal and legislative instruments to manage population health. Mandatory regulations passed in March, 2013, to begin in 2016, will aff ect the salt content of processed food and will be a key weapon in the fi ght against the rising burden of hypertension. A fi rst for Africa, the regulations could potentially aff ect popula...

احمدی‌مقدم, پریچهر, احمدی‌پور, حمید, مرتضوی, محسن, پوستی, محمد,

The studied diabase rocks of the Hormuz Formation have undergone a variety of secondary processes and greenschist facies to amphibolite facies metamorphism. These rocks are metasomatized due to the effect of infiltrating metasomatism and hydrothermal alteration and are metamorphed due to CO2-rich aqueous fluids and rock-fluid interaction. Feldespat, pyroxene, olivine, apatite, rutile, magnetite...

2006
Claudia F. Giulivi Arnold L. Gordon

The transfer of upper kilometer water from the Indian Ocean into the South Atlantic, the Agulhas leakage, is believed to be accomplished primarily through meso-scale eddy processes. There have been various studies investigating eddies of the ‘‘Cape Basin Cauldron’’ from specific data sets. The hydrographic data archive acquired during the last century within the Cape Basin region of the South A...

2017
Björn Baresel François-Xavier d’Abzac Hugo Bucher Urs Schaltegger

Accurate and precise dating of individual volcanogenic beds that spread across multiple sedimentary successions is a powerful tool to untangle stratigraphic age contradictions, since these horizons are deposited synchronously. In this study, we show that combining apatite chemistry with zircon age, Th/U ratio, and Hf isotope composition leads to reliable lateral correlation of volcanic horizons...

Hassan Eskandari

This paper will discuss about the role of the geopolitical location of South Africa in the development of movie and the cinema industry in this country. Despite of bringing ci-nema to South Africa by white Europeans, but the development of this phenomenon is mostly due to the geopolitical position of this country. It is interesting to know that ci-nema reached Africa in much the same time as it...

2006
TAKESHI DOI TOMOKI TOZUKA HIDEHARU SASAKI YUKIO MASUMOTO TOSHIO YAMAGATA

Using outputs from a high-resolution OGCM, seasonal and interannual variations of the Angola Dome (AD) are revisited. Although the AD was previously considered to be one large cold tongue extending from the West African coast, it is shown that two cold domes exist. These two domes have remarkably different mechanisms for their seasonal variation. The weak dome, whose center is located at 6°S, 1...

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