Results 261 to 270 of about 110,749 (288)

A new late Neanderthal from Crimea reveals long-distance connections across Eurasia. [PDF]

Proc Natl Acad Sci U S A
Pigott EM, Cheshmedzhieva K, Zeller E, van der Sluis LG, Pal Chowdhury M, Gianni M, Végh E, Uthmeier T, Chabai V, Patou-Mathis M, Šimková PG, Voglmayr JN, Weber GW, Pinhasi R, Timmermann A, Kuhlwilm M, Douka K, Higham T.   +17 more
europepmc   +1 more source

Millennial-to-orbital-scale subsurface ocean warming and Polynya formation off Dronning Maud Land during the last glacial. [PDF]

Nat Commun
Pinho TML, Nürnberg D, Nele Meckler A, Mollenhauer G, Müller J, Lohmann G, Lembke-Jene L, Hidayat S, Rigalleau V, Lamy F, Tiedemann R.   +10 more
europepmc   +1 more source

Continuity of eastern Beringian megafauna phylogenetic diversity following deposition of the Late Pleistocene Dawson tephra. [PDF]

Arct Antarct Alp Res
Wanket C, Cocker SL, De Sanctis B, Oliveira M, Bond J, Jensen BJL, Froese DG, Shapiro B.   +7 more
europepmc   +1 more source

Lipid biomarkers reveal dominance of aerobic methanotrophy in a continental serpentinizing system. [PDF]

Front Microbiol
Collins CR, Parenteau MN, Jahnke LL, Kubo MD, Moseman-Valtierra S, Young K, Cardace D.   +6 more
europepmc   +1 more source

Advancing Archaeobotanical Methods: Morphometry, Bayesian Analysis and AMS Dating of Rose Prickles from Monteagudo Almunia, Spain (12th Century-Present). [PDF]

Plants (Basel)
Rivera D, Navarro J, Camarero I, Valera J, Rivera-Obón DJ, Obón C.   +5 more
europepmc   +1 more source

Radiocarbon dating

WikiJournal of Science, 2018
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Radiocarbon Dating

Topics in Current Chemistry, 2012
Although most historians and art historians consider the radiocarbon dating technique not to be very precise by their criteria, the method has gained much importance over the last decades. Radiocarbon dating is increasingly used in the field of textile research and old polychrome statues, but also objects made of ivory, stucco, paper, and parchment are
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RADIOCARBON DATING | Conventional Method

2007
Radiometric analysis of carbon-14 (14C) by liquid scintillation counting (LSC) and gas proportional counting (GPC) is reviewed. Typical sample size requirements are discussed, together with the conversion of sample carbon to an appropriate product for the measurement of the β-particles emitted during 14C decay; in the case of LSC, it is benzene (C6H6 ...
Cook, C.T, van der Plicht, J.
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Chicago Radiocarbon Dates, IV

Science, 1954
These cover the period Sept. 1, 1952 -- Sept. 1, 1953; Mesopotamia and Western Asia-6, United States-23, Central America-1, other areas-2.
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