Results 11 to 20 of about 26,069 (224)

Lithic economies and community organization at La Laguna, Tlaxcala [PDF]

, 2016
Site-wide, assemblage-based lithic analyses help to elucidate community dynamics including variability in domestic economies, technological skill and decision making, exchange networks, and ritual practices.
Carballo, David M., Walton, David P.
core   +1 more source

Shirataki obsidian exploitation and circulation in prehistoric northern Japan

Journal of Lithic Studies, 2014
Presently, the total number of archaeological obsidian sources in Japan is more than 80, and among them, 21 are in Hokkaido, northern part of the Japanese archipelago (Izuho and Sato 2007).
Miyuki Yakushige, Hiroyuki Sato
doaj   +1 more source

Spire: A Cooperative, Phase-Symmetric Solution to Distributed Consensus

IEEE Access, 2021
All existing solutions to distributed consensus are organised around a Paxos-like structure wherein processes contend for exclusive leadership in one phase, and then either use their dominant position to propose a value in the next phase or elect an ...
Emil Koutanov
doaj   +1 more source

The Logical Timestamp Skew Anomaly in Event-Replicated Transaction Schedulers

IEEE Access, 2021
To sidestep reasoning about the complex effects of concurrent execution, many system designers have conveniently embraced strict serializability on the strength of its claims, support from commercial and open-source database communities and ubiquitous ...
Emil Koutanov
doaj   +1 more source

Inclusions and the Color of Obsidian [PDF]

Microscopy and Microanalysis, 2016
The article of record as published may be found at http://dx.doi.org/10.1017 ...
Camargo, Andres, Menon, Sarath, Luhrs, Claudia, Mariella, Raymond Jr.   +3 more
openaire   +2 more sources

Characterization of the Obsidian Used in the Chipped Stone Industry in Kendale Hecala

Quaternary, 2022
Kendale Hecala is located on the Ambar River in the Upper Tigris Basin, province of Diyarbakır in Southeast Anatolia. Various raw materials, including obsidian, radiolarite, chert, jasper, chalcedony, and quartzite, were used in the lithic industry ...
Üftade Muşkara, Ayşin Konak
doaj   +1 more source

Budaya Obsidian di Tepian Danau Bandung Purba

Pubawidya: Jurnal Penelitian dan Pengembangan Arkeologi, 2016
Abstrak Tulisan ini mencoba untuk menguraikan hasii studi tentang budaya obsidian, yang telah diiemukan di iokasi tepian Danau Bandung Purba. Dapat diperkiraan dari Hngkungan tempat penemuan mcnunjukkan bahwa artefak obsidian dipergunakan sebagai ...
Lutfi Yondri
doaj   +1 more source

Analysis by pXRF of Prehistoric Obsidian Artifacts From Several Sites on Ustica (Italy): Long-Distance Open-Water Distribution From Multiple Island Sources During the Neolithic and Bronze Ages

Open Archaeology, 2020
The small island of Ustica was a regular part of the obsidian distribution network in the central Mediterranean, despite its location more than 50 km north of western Sicily.
Tykot Robert H., Martin Franco Foresta
doaj   +1 more source

Chemical diffusion of fluorine in melts in the system Na2OAl2O3SiO2 [PDF]

, 1985
The volatilization of fluorine from three melts in the system Na2OAl2O3SiO2 has been investigated at 1 atm pressure and 1200–1400°C. The melts chosen have base compositions corresponding to albite, jadeite and a peraluminous melt with 75 mole % SiO2 ...
Al-Dulaimy, Angell, Arzi, Bailey, Barlow, Bond, Christiansen, Christopher M. Scarfe, Crank, Delaney, Dingwell, Donald B. Dingwell, Dunn, Eadington, Harris, Hofmann, Hunnold, Jambon, Karsten, Kogarko, Kovalenko, Kumar, Lanford, Magaritz, Manning, Navrotsky, Riebling, Seifert, Shaw, Shimizu, Smith, Taylor, Watson, Wayne Burnham, Winchell   +34 more
core   +1 more source

Aztec obsidian industries [PDF]

, 2016
Obsidian was the primary lithic or stone material used for cutting activities in Aztec society, including domestic food production, craft production, hunting, warfare, and ritual.
Carballo, David M., Pastrana, Alejandro
core   +1 more source