Results 21 to 30 of about 1,096,754 (353)

Human Exploitation of Aquatic Landscapes. Editorial

open access: yesInternet Archaeology, 2014
Aquatic landscapes such as rivers, lakes, and seas played an important role in past human behaviour, affecting modes of subsistence, patterns of mobility, access to material resources, and technological choices and their developments.
Ricardo Fernandes, John Meadows
doaj   +1 more source

Towards a radiocarbon chronology of the Late-Glacial: Sample selection strategies [PDF]

open access: yes, 2001
This paper outlines a dating program designed to test the reproducibility of radiocarbon dates on different materials of Late-Glacial age (plant macrofossils, fossil beetle remains, and the "humic" and "humin" chemical fractions of limnic sediments ...
Bengtsson   +14 more
core   +1 more source

Optically-stimulated luminescence profiling and dating of historic agricultural terraces in Catalonia (Spain) [PDF]

open access: yes, 2017
Dating agricultural terraces is a notoriously difficult problem for archaeologists. The frequent occurrence of residual material in terrace soils and the potential for post-depositional disturbance mean that conventional artefactual and lab-based dating ...
Bolòs, Jordi   +3 more
core   +3 more sources

Brain macrophages in human cortical contusions as indicator of survival period [PDF]

open access: yes, 1986
The aim of this study was to establish a morphologic time scheme with which cases of cerebral contusion with unknown survival periods can be dated. Our study of 275 cases was limited to qualitative and quantitative changes in macrophages.
Adams   +36 more
core   +1 more source

Labrador Sea freshening at 8.5 ka BP caused by Hudson Bay Ice Saddle collapse

open access: yesNature Communications, 2019
The exact freshwater scenario that caused the 8.2 ka cold event is still debated. This study presents new evidence for a severe Labrador shelfwater freshening 8500 years ago that was caused by the Hudson Bay Ice Saddle collapse following a warming in ...
Annalena Antonia Lochte   +6 more
doaj   +1 more source

The Early Sarmatian Sites of the Orel-Samara Interfluve

open access: yesНижневолжский археологический вестник, 2019
The paper critically analyzes the burials of the Orel-Samara interfluve published as the early Sarmatian assemblages. Due to wrongly determined ceramics and confusion in numbering of barrows and other subjective reasons they were interpreted and dated ...
Аleksandr V.Symonenko
doaj   +1 more source

PINCHUGA-6 BURIAL GROUND — A NEW SITE OF THE FINALE OF THE IRON AGE IN THE LOWER ANGARA REGION

open access: yesТеория и практика археологических исследований, 2021
The article presents the preliminary results of studying of the Pinchuga-6 burial ground n the Lower Angara region. This site is the first large necropolis of the late Iron Age to be explored in the region.
П.В. Мандрыка   +2 more
doaj   +1 more source

Growth and Atomic-Scale Characterization of 2D Gallium Selenide Crystals via STEM and EELS

open access: yesCrystals
The advent of graphene has catalyzed extensive exploration into two-dimensional (2D) materials, among which gallium selenide (GaSe)—a layered semiconductor—stands out for its promise in optoelectronic and nanoscale device applications.
Antonio Serra   +4 more
doaj   +1 more source

Development of Russian Unitary State in the Works of Domestic Historians of the Late 1930’s – Early 1950’s

open access: yesВестник Кемеровского государственного университета, 2020
The present research featured the concept of Russian unitary state in the Soviet historiography of the late 1930’s – early 1950’s. The paper introduces the key problems the leading historians of that period had to face while developing their theoretical ...
N. V. Tikhomirov
doaj   +1 more source

Using three different approaches of OSL for the study of young fluvial sediments at the coastal plain of the Usumacinta–Grijalva River Basin, southern Mexico [PDF]

open access: yes, 2016
We use three different approaches of optically stimulated luminescence (OSL) to study young fluvial sediments located at the main channels of one of the largest fluvial systems of North America: the Usumacinta–Grijalva. We use the pulsed photo-stimulated
Castillo, Miguel   +4 more
core   +1 more source

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