Results 71 to 80 of about 1,592,873 (364)

Pollen analysis of a peaty mud sample from the Dunajec River alluvial fan (Sandomierz Basin, Poland) in the context of its morphological position, radiocarbon dating, and comparison with neighbouring sites

open access: yesActa Palaeobotanica, 2015
The paper presents the results of pollen analysis and radiocarbon dating of a peaty mud sample from a gravel-sand outlier of the Vistulian alluvial fan of the Dunajec River.
Mamakowa Kazimiera, Gębica Piotr
doaj   +1 more source

Ascertaining the nature and timing of mire degradation : using palaeoecology to assist future conservation management in Northern England [PDF]

open access: yes, 2017
This study was initiated under contract VT0419 from English Nature (Natural England) to CECQR. In 2015, additional funding was provided by the Yorkshire Peat Partnership, for 210Pb dating, to refine age–depth estimates.
Alistair Crowle   +9 more
core   +3 more sources

Łódź Radiocarbon Dates III [PDF]

open access: yesRadiocarbon, 1984
The results presented in this list were obtained from 1986 to 1989. Equipment, measurement and treatment of samples are as reported previously (Kanwiszer & Trzeciak 1984: 111). Age calculations are based on a contemporary value equal to 95% of the activity of NBS oxalic acid standard and on the conventional half-life for 14C of 5568 ± 30 years ...
Andrzej Kanwiszer, Paweł Trzeciak
openaire   +3 more sources

Uncovering Archaeological Treasures at Saruq al‐Hadid, UAE: Insights From Ground Penetrating Radar and Magnetic Data

open access: yesArchaeological Prospection, EarlyView.
ABSTRACT Saruq al‐Hadid, located at the edge of the Rub Al‐Khali desert near Dubai's southern border with Abu Dhabi, is among the region's richest archaeological sites. Renowned for its historical role in metallurgy, trade and human habitation, the site was occupied from the Umm an‐Nar period through the post–Iron Age. Despite its significance, much of
Moamen Ali   +9 more
wiley   +1 more source

Purification of hydroxyproline for small-scale radiocarbon dating verified using archaeological bone collagen

open access: yesProgress in Earth and Planetary Science
We developed a novel technique for the accurate radiocarbon dating of single amino acids from archaeological human and animal remains. Despite the extensive use of bulk collagen for radiocarbon dating of archaeological bones, obtaining accurate dates can
Yu Itahashi   +8 more
doaj   +1 more source

Methodological aspects about the use of the radicarbon dating in historical time sites [PDF]

open access: yesMunibe Antropologia-Arkeologia, 2009
In this paper basic concepts concerning radiocarbon dating and Accelerator Mass Spectrometry (AMS) technique, and specifically the Centre for Isotopic Research on Cultural and Environmental heritage (CIRCE Laboratory) AMS facility, will be given. Problem
Lubritto, Carmine
doaj  

Data set on sedimentology, palaeoecology and chronology of Middle to Late Pleistocene deposits on the Taimyr Peninsula, Arctic Russia

open access: yesData in Brief, 2019
This Data in Brief paper contains data (including images) from Quaternary sedimentary successions investigated along the Bol'shaya Balakhnya River and the Luktakh–Upper Taimyra–Logata river system on southern Taimyr Peninsula, NW Siberia (Russia). Marine
Per Möller   +10 more
doaj   +1 more source

Radiocarbon re-dating of contact-era Iroquoian history in northeastern North America

open access: yesScience Advances, 2018
Radiocarbon data suggest the need to reconsider current dates and assumptions for contact-era Iroquoian history. A time frame for late Iroquoian prehistory is firmly established on the basis of the presence/absence of European trade goods and other ...
S. Manning   +10 more
semanticscholar   +1 more source

Digital Spatial Technologies to Compose the Map of the Southeast Iberia Megalithic Phenomenon. The Case Study of Fonelas (Granada, Spain)

open access: yesArchaeological Prospection, EarlyView.
ABSTRACT Megalithic landscapes in Southeast Iberia remain unevenly and insufficiently documented, particularly in rugged areas where traditional survey methods are limited. This paper addresses this gap by applying a multiscalar approach to the megalithic necropolises of the Fardes River (Granada, Spain), with the objective of detecting, documenting ...
Carolina Cabrero González   +3 more
wiley   +1 more source

Absolute dating of lead carbonates in ancient cosmetics by radiocarbon

open access: yesCommunications Chemistry, 2018
Lead carbonate is one of the major compounds of art and archeology used as an ingredient in paint and cosmetics since Antiquity. Accelerator mass spectrometry radiocarbon dating is usually applied to organic remains.
L. Beck   +7 more
semanticscholar   +1 more source

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