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Collection : Hal-Cea (Commissariat A L'energie Atomique Et Aux Energies Alternatives)
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Early presence of Homo Sapiens in South America -a review of about 40 years of geochronological research in the Serra da Capivara National Park, Piauí, Brazil ; Présence précoce de l'Homo Sapiens en Amérique du Sud - une revue d'environ 40 ans de recherche géochronologique dans le parc national de la Serra da Capivara, Piauí, Brésil

Subjects: geochronology; archeology; Americas peoplingMexico

  • Source: CLARA 2 meeting - 2nd Latin American Radiocarbon Conference ; https://hal.science/hal-04320984 ; CLARA 2 meeting - 2nd Latin American Radiocarbon Conference, University of Mexico, Sep 2023, Mexico,

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The upper Pleistocene - Early holocene fauna of toca da Pena (Piaui, Brazil) - Paleontological Study ; La faune du Pléistocène supérieur - Holocène ancien de la Toca da Pena (Piauí, Brésil) - étude paléontologique

Subjects: Xenarthra; Scelidodon; Mylodontidae

  • Source: ISSN: 1142-2904.

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24.0 kyr cal BP stone artefact from Vale da Pedra Furada, Piauí, Brazil: Techno-functional analysis

Subjects: [SHS.ARCHEO]Humanities and Social Sciences/Archaeology and Prehistory

  • Source: ISSN: 1932-6203.

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Cross-Dating (Th/U- 14 C) of Calcite Covering Prehistoric Paintings at Serra da Capivara National Park, Piaui, Brazil

Subjects: [SDV.EE.ECO]Life Sciences [q-bio]/Ecology; environment/Ecosystems; [CHIM.ORGA]Chemical Sciences/Organic chemistry

  • Source: ISSN: 0033-8222.

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Sediment source apportionment using geochemical composite signatures in a large and polluted river system with a semiarid-coastal interface, Brazil

Subjects: soil erosion; sediment source fingerprinting; multiple sources framework

  • Source: ISSN: 0341-8162 ; CATENA ; https://cea.hal.science/cea-03832858 ; CATENA, 2023, 220, pp.106710. ⟨10.1016/j.catena.2022.106710⟩ ;

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Applying geochemical and colour properties to quantify sediment sources in a Brazilian semiarid ephemeral river system

Subjects: Drylands; Sediment fingerprinting; Colour tracers

  • Source: ISSN: 0022-1694 ; Journal of Hydrology ; https://cea.hal.science/cea-03758934 ; Journal of Hydrology, 2022, 613 (Part A), pp.128360. ⟨10.1016/j.jhydrol.2022.128360⟩ ;

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Improving the quantification of sediment source contributions using different mathematical models and spectral preprocessing techniques for individual or combined spectra of ultraviolet-visible, near-and middle-infrared spectroscopy

Subjects: Soil erosion; Alternative fingerprints; Machine learning

  • Source: ISSN: 0016-7061.

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Mapping the spatial distribution of global $^{137}$Cs fallout in soils of South America as a baseline for Earth Science studies

Subjects: Digital soil mapping; Caesium-137; Soil erosion

  • Source: ISSN: 0012-8252 ; Earth-Science Reviews ; https://cea.hal.science/cea-03128666 ; Earth-Science Reviews, 2021, 214, pp.103542. ⟨10.1016/j.earscirev.2021.103542⟩.

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Sediment source fingerprinting: benchmarking recent outputs, remaining challenges and emerging themes

Subjects: Fingerprinting approach; Tracers; Biomarkers

  • Source: ISSN: 1439-0108.

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  • 1-9 of  9 results for ""piauí""