Results 131 to 140 of about 143,691 (326)

Lithic analysis in African archaeology: Advances and key themes

open access: yesArchaeometry, EarlyView.
Abstract Stone artifacts (lithics) preserve for extended periods; thus they are key evidence for probing the evolution of human technological behaviors. Africa boasts the oldest record of stone artifacts, spanning 3.3 Ma, rare instances of ethnographic stone tool‐making, and stone tool archives from diverse ecological settings, making it an anchor for ...
Deborah I. Olszewski   +2 more
wiley   +1 more source

Corrosion Characteristics of Short Basalt Fiber Reinforced with Al-7075 Metal Matrix Composites in Sodium Chloride Alkaline Medium. [PDF]

open access: yes, 2014
The aim of the research work was to investigate the corrosion behaviour of basalt short fiber reinforced aluminum metal matrix composites (MMCs) in alkaline solution using weight loss method. The Al/basalt MMCs contains basalt short fiber from 2.5 to 10 %
Ezhil Vannan, S., Paul Vizhian, S.
core  

Lunar meteorite regolith breccias: an in situ study of impact melt composition using LA-ICP-MS with implications for the composition of the lunar crust

open access: yes, 2010
Dar al Gani (DaG) 400, Meteorite Hills (MET) 01210, Pecora Escarpment (PCA) 02007, and MacAlpine Hills (MAC) 88104/88105 are lunar regolith breccia meteorites that provide sampling of the lunar surface from regions of the Moon that were not visited by ...
Crawford, Ian A.   +11 more
core   +1 more source

Soil wetting and drying processes influence stone artefact distribution in clay‐rich soils: A case study from Middle Gidley Island in Murujuga, northwest Western Australia

open access: yesArchaeometry, EarlyView.
Abstract Soils that contain swelling clay minerals (e.g., montmorillonite) expand and contract during wetting and drying, causing movement within the soil profile. This process, known as argilliturbation, can alter artefact distributions, destroy stratigraphy and complicate the interpretation of archaeological deposits.
Caroline Mather   +11 more
wiley   +1 more source

The seismic response to Faroe basalts from integrated borehole and wide-angle seismic data

open access: yes
We study the seismic response of layered basalts in the Faroe Islands using borehole data and vertical seismic profiles from the Vestmanna borehole, combined with reflection and wideangle seismic data recorded into arrays of both borehole and land ...
Worthington, M. H.   +4 more
core  

Ceramic Production and Geodiversity in Iron Age Iberia: An Archaeometric Study of Pottery from Castrejón de Capote (SW Spain)

open access: yesArchaeometry, EarlyView.
ABSTRACT The hillfort of Castrejón de Capote is one of the best investigated settlements of Late Iron Age southwest Iberia. Located in the territory that the classical sources attributed to the Celtici, it was occupied between the early 4th and the 1st centuries bce.
Beatrijs de Groot   +2 more
wiley   +1 more source

Edge Sharpness Does Not Vary Between Palaeolithic Flake Technologies, With the Possible Exception of Levallois Débitage

open access: yesArchaeometry, EarlyView.
ABSTRACT Investigating why hominins adopted particular flake technologies during the Mid‐to‐Late Pleistocene is essential to understanding patterns of lithic innovation. This period witnessed the emergence of Levallois technologies (~350–250 ka) and later blades, each “replacing” earlier forms.
Anna Mika, Alastair Key
wiley   +1 more source

Tracing Identity in a Fragmented Past: Multi‐Proxy Analysis of Human Skeletal Remains From Dungowan Creek, New South Wales, Australia

open access: yesArchaeometry, EarlyView.
ABSTRACT Human skeletal remains constitute critical archaeological evidence for reconstructing past societies, yet their investigation requires careful ethical, cultural, and legislative consideration. This paper reports on the discovery, recovery and analysis of a set of skeletal remains encountered during a cultural heritage management (CHM ...
Antonella Skepasianos   +11 more
wiley   +1 more source

Basalt characterisation.

open access: yes
Addressing soil nutrient degradation and global warming requires novel solutions. Enhanced weathering using crushed basalt rock is a promising dual-action strategy that can enhance soil health and sequester carbon dioxide.
Melissa J. Murphy (18264825)   +16 more
core   +1 more source

Statistical investigation on effect of Electroless coating Parameter on Coating Morphology of Short Basalt Fiber. [PDF]

open access: yes, 2014
The Objective of the present paper is to investigate the effect of electroless coating parameters, such as Sensitization time (A), Activation time (B) and Metallization time (C), on the coating morphology of the basalt short fiber and the optimization of
Ezhil Vannan, S., Paul Vizhian, S.
core  

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