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Weathering processes and dating of soil profiles from São Paulo State, Brazil, by U-isotopes disequilibria
(2017-01-01)
This study reports the use of the U-series radionuclides 238U and 234U for dating two soil profiles. The soil horizons developed over sandstones from Tatuí and Pirambóia formations at the Paraná sedimentary basin, São Paulo ...
Applicability of the 210Pb dating method to quartz-sandstone stalactites
(2022-01-01)
This paper describes the first application of the 210Pb dating method to quartz-sandstone stalactites, which until now had only been used to determine the growth rates of recent carbonate speleothems. Five stalactites were ...
Geochemical characterization, correlation, and optical dating of tephra in alluvial sequences of central western Argentina
(Academic Press Inc Elsevier Science, 2004-07)
The synthesis of paleoclimatic archives provided by loess and alluvial sequences of central Argentina has been hindered by the lack of a cohesive lithostratigraphic framework extending across the Chaco-Pampean plains and ...
In situ cosmogenic 3He and 36Cl and radiocarbon dating of volcanic deposits refine the Pleistocene and Holocene eruption chronology of SW Peru
(Springer, 2019-11-07)
Constraining the age of young lavas, which generally fall outside the effective range of traditional geochronology methods, remains a key challenge in volcanology, limiting the development of high-resolution eruption ...
Integrated planning and scheduling with due dates in corrugated board boxes industry
(American Chemical Society, 2013-01)
An integrated approach that solves the cutting stock problem and scheduling is considered in this article. The main challenging characteristics of this problem are given by its combinatorial nature, as well as the ...
Strangers In Paradise: Notes On The Use Of Dating Apps For Hookups In San FranciscoEstranhos No Paraíso: Notas Sobre Os Usos De Aplicativos De Busca De Parceiros Sexuais Em San Francisco
(Universidade Estadual de Campinas UNICAMP, 2016)
Sowing date effects on cowpea cultivars as a second crop in southeastern Brazil
(2018-09-01)
In southeastern Brazil, there has been increasing interest in cowpea [Vigna unguiculata (L.) Walp.] cultivation as a second crop. A three-year study was conducted to evaluate the growth, seed yield, and seed protein of ...